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authorJody McIntyre <scjody@modernduck.com>2006-01-04 11:43:17 -0500
committerJody McIntyre <scjody@modernduck.com>2006-01-04 11:43:17 -0500
commit34b8c399dc04c8e51f014b73458e654570698597 (patch)
tree7027eda7a780e9d945ef271f8c2ea5aaede5dd25 /arch
parenteaceec7f6cc5223d0f146086884d67746b8aa81d (diff)
parent88026842b0a760145aa71d69e74fbc9ec118ca44 (diff)
Merge with http://kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6.git
Diffstat (limited to 'arch')
-rw-r--r--arch/alpha/kernel/machvec_impl.h2
-rw-r--r--arch/arm/kernel/calls.S8
-rw-r--r--arch/arm/kernel/entry-armv.S49
-rw-r--r--arch/arm/kernel/entry-common.S20
-rw-r--r--arch/arm/kernel/module.c2
-rw-r--r--arch/arm/mach-pxa/pm.c9
-rw-r--r--arch/i386/kernel/process.c4
-rw-r--r--arch/i386/kernel/smpboot.c3
-rw-r--r--arch/i386/mm/ioremap.c37
-rw-r--r--arch/i386/pci/Makefile2
-rw-r--r--arch/i386/pci/direct.c4
-rw-r--r--arch/i386/pci/mmconfig.c65
-rw-r--r--arch/i386/pci/pci.h7
-rw-r--r--arch/ia64/configs/sn2_defconfig2
-rw-r--r--arch/ia64/kernel/process.c2
-rw-r--r--arch/ia64/kernel/time.c29
-rw-r--r--arch/ia64/kernel/uncached.c6
-rw-r--r--arch/ia64/kernel/vmlinux.lds.S3
-rw-r--r--arch/ia64/sn/kernel/sn2/sn2_smp.c2
-rw-r--r--arch/ia64/sn/pci/pcibr/pcibr_reg.c48
-rw-r--r--arch/ia64/sn/pci/tioca_provider.c12
-rw-r--r--arch/powerpc/configs/cell_defconfig7
-rw-r--r--arch/powerpc/configs/g5_defconfig9
-rw-r--r--arch/powerpc/configs/iseries_defconfig7
-rw-r--r--arch/powerpc/configs/maple_defconfig10
-rw-r--r--arch/powerpc/configs/ppc64_defconfig7
-rw-r--r--arch/powerpc/configs/pseries_defconfig7
-rw-r--r--arch/powerpc/kernel/entry_64.S4
-rw-r--r--arch/powerpc/kernel/syscalls.c2
-rw-r--r--arch/powerpc/mm/hash_utils_64.c2
-rw-r--r--arch/powerpc/platforms/pseries/xics.c21
-rw-r--r--arch/ppc/platforms/85xx/mpc85xx_cds_common.c3
-rw-r--r--arch/ppc/syslib/ppc4xx_dma.c1
-rw-r--r--arch/sparc/Kconfig4
-rw-r--r--arch/sparc/kernel/ebus.c24
-rw-r--r--arch/sparc/kernel/led.c2
-rw-r--r--arch/sparc/kernel/pcic.c2
-rw-r--r--arch/sparc/kernel/sys_sunos.c2
-rw-r--r--arch/sparc/kernel/time.c4
-rw-r--r--arch/sparc/kernel/vmlinux.lds.S18
-rw-r--r--arch/sparc/mm/sun4c.c2
-rw-r--r--arch/sparc64/Kconfig4
-rw-r--r--arch/sparc64/Makefile5
-rw-r--r--arch/sparc64/kernel/sys_sunos32.c2
-rw-r--r--arch/sparc64/kernel/vmlinux.lds.S18
-rw-r--r--arch/sparc64/solaris/misc.c2
-rw-r--r--arch/um/Kconfig2
-rw-r--r--arch/um/Makefile-x86_644
-rw-r--r--arch/um/include/sysdep-i386/stub.h29
-rw-r--r--arch/um/include/sysdep-x86_64/stub.h30
-rw-r--r--arch/um/kernel/skas/clone.c23
-rw-r--r--arch/um/os-Linux/start_up.c22
-rw-r--r--arch/um/os-Linux/user_syms.c5
-rw-r--r--arch/um/scripts/Makefile.rules5
-rw-r--r--arch/um/sys-i386/Makefile8
-rw-r--r--arch/um/sys-x86_64/Makefile5
-rw-r--r--arch/x86_64/ia32/ia32_binfmt.c3
-rw-r--r--arch/x86_64/kernel/smpboot.c2
-rw-r--r--arch/x86_64/kernel/time.c6
-rw-r--r--arch/x86_64/mm/init.c2
-rw-r--r--arch/x86_64/mm/ioremap.c37
-rw-r--r--arch/x86_64/mm/numa.c4
-rw-r--r--arch/x86_64/pci/Makefile2
-rw-r--r--arch/x86_64/pci/mmconfig.c65
64 files changed, 476 insertions, 263 deletions
diff --git a/arch/alpha/kernel/machvec_impl.h b/arch/alpha/kernel/machvec_impl.h
index 4959b7a3e1..11f996f24f 100644
--- a/arch/alpha/kernel/machvec_impl.h
+++ b/arch/alpha/kernel/machvec_impl.h
@@ -41,7 +41,7 @@
41#define CAT1(x,y) x##y 41#define CAT1(x,y) x##y
42#define CAT(x,y) CAT1(x,y) 42#define CAT(x,y) CAT1(x,y)
43 43
44#define DO_DEFAULT_RTC rtc_port: 0x70 44#define DO_DEFAULT_RTC .rtc_port = 0x70
45 45
46#define DO_EV4_MMU \ 46#define DO_EV4_MMU \
47 .max_asn = EV4_MAX_ASN, \ 47 .max_asn = EV4_MAX_ASN, \
diff --git a/arch/arm/kernel/calls.S b/arch/arm/kernel/calls.S
index 2ad4aa2a15..55076a75e5 100644
--- a/arch/arm/kernel/calls.S
+++ b/arch/arm/kernel/calls.S
@@ -131,7 +131,7 @@ __syscall_start:
131 .long sys_wait4 131 .long sys_wait4
132/* 115 */ .long sys_swapoff 132/* 115 */ .long sys_swapoff
133 .long sys_sysinfo 133 .long sys_sysinfo
134 .long sys_ipc_wrapper 134 .long sys_ipc
135 .long sys_fsync 135 .long sys_fsync
136 .long sys_sigreturn_wrapper 136 .long sys_sigreturn_wrapper
137/* 120 */ .long sys_clone_wrapper 137/* 120 */ .long sys_clone_wrapper
@@ -254,7 +254,7 @@ __syscall_start:
254 .long sys_fremovexattr 254 .long sys_fremovexattr
255 .long sys_tkill 255 .long sys_tkill
256 .long sys_sendfile64 256 .long sys_sendfile64
257/* 240 */ .long sys_futex_wrapper 257/* 240 */ .long sys_futex
258 .long sys_sched_setaffinity 258 .long sys_sched_setaffinity
259 .long sys_sched_getaffinity 259 .long sys_sched_getaffinity
260 .long sys_io_setup 260 .long sys_io_setup
@@ -284,7 +284,7 @@ __syscall_start:
284 .long sys_fstatfs64 284 .long sys_fstatfs64
285 .long sys_tgkill 285 .long sys_tgkill
286 .long sys_utimes 286 .long sys_utimes
287/* 270 */ .long sys_arm_fadvise64_64_wrapper 287/* 270 */ .long sys_arm_fadvise64_64
288 .long sys_pciconfig_iobase 288 .long sys_pciconfig_iobase
289 .long sys_pciconfig_read 289 .long sys_pciconfig_read
290 .long sys_pciconfig_write 290 .long sys_pciconfig_write
@@ -333,7 +333,7 @@ __syscall_start:
333 .long sys_inotify_init 333 .long sys_inotify_init
334 .long sys_inotify_add_watch 334 .long sys_inotify_add_watch
335 .long sys_inotify_rm_watch 335 .long sys_inotify_rm_watch
336 .long sys_mbind_wrapper 336 .long sys_mbind
337/* 320 */ .long sys_get_mempolicy 337/* 320 */ .long sys_get_mempolicy
338 .long sys_set_mempolicy 338 .long sys_set_mempolicy
339__syscall_end: 339__syscall_end:
diff --git a/arch/arm/kernel/entry-armv.S b/arch/arm/kernel/entry-armv.S
index d9fb819bf7..2a8d27e18f 100644
--- a/arch/arm/kernel/entry-armv.S
+++ b/arch/arm/kernel/entry-armv.S
@@ -614,6 +614,47 @@ __kuser_helper_start:
614/* 614/*
615 * Reference prototype: 615 * Reference prototype:
616 * 616 *
617 * void __kernel_memory_barrier(void)
618 *
619 * Input:
620 *
621 * lr = return address
622 *
623 * Output:
624 *
625 * none
626 *
627 * Clobbered:
628 *
629 * the Z flag might be lost
630 *
631 * Definition and user space usage example:
632 *
633 * typedef void (__kernel_dmb_t)(void);
634 * #define __kernel_dmb (*(__kernel_dmb_t *)0xffff0fa0)
635 *
636 * Apply any needed memory barrier to preserve consistency with data modified
637 * manually and __kuser_cmpxchg usage.
638 *
639 * This could be used as follows:
640 *
641 * #define __kernel_dmb() \
642 * asm volatile ( "mov r0, #0xffff0fff; mov lr, pc; sub pc, r0, #95" \
643 * : : : "lr","cc" )
644 */
645
646__kuser_memory_barrier: @ 0xffff0fa0
647
648#if __LINUX_ARM_ARCH__ >= 6 && defined(CONFIG_SMP)
649 mcr p15, 0, r0, c7, c10, 5 @ dmb
650#endif
651 mov pc, lr
652
653 .align 5
654
655/*
656 * Reference prototype:
657 *
617 * int __kernel_cmpxchg(int oldval, int newval, int *ptr) 658 * int __kernel_cmpxchg(int oldval, int newval, int *ptr)
618 * 659 *
619 * Input: 660 * Input:
@@ -642,6 +683,8 @@ __kuser_helper_start:
642 * The C flag is also set if *ptr was changed to allow for assembly 683 * The C flag is also set if *ptr was changed to allow for assembly
643 * optimization in the calling code. 684 * optimization in the calling code.
644 * 685 *
686 * Note: this routine already includes memory barriers as needed.
687 *
645 * For example, a user space atomic_add implementation could look like this: 688 * For example, a user space atomic_add implementation could look like this:
646 * 689 *
647 * #define atomic_add(ptr, val) \ 690 * #define atomic_add(ptr, val) \
@@ -698,10 +741,16 @@ __kuser_cmpxchg: @ 0xffff0fc0
698 741
699#else 742#else
700 743
744#ifdef CONFIG_SMP
745 mcr p15, 0, r0, c7, c10, 5 @ dmb
746#endif
701 ldrex r3, [r2] 747 ldrex r3, [r2]
702 subs r3, r3, r0 748 subs r3, r3, r0
703 strexeq r3, r1, [r2] 749 strexeq r3, r1, [r2]
704 rsbs r0, r3, #0 750 rsbs r0, r3, #0
751#ifdef CONFIG_SMP
752 mcr p15, 0, r0, c7, c10, 5 @ dmb
753#endif
705 mov pc, lr 754 mov pc, lr
706 755
707#endif 756#endif
diff --git a/arch/arm/kernel/entry-common.S b/arch/arm/kernel/entry-common.S
index f7f1830752..e2b42997ad 100644
--- a/arch/arm/kernel/entry-common.S
+++ b/arch/arm/kernel/entry-common.S
@@ -145,7 +145,7 @@ ENTRY(vector_swi)
145#endif 145#endif
146 enable_irq 146 enable_irq
147 147
148 str r4, [sp, #-S_OFF]! @ push fifth arg 148 stmdb sp!, {r4, r5} @ push fifth and sixth args
149 149
150 get_thread_info tsk 150 get_thread_info tsk
151 ldr ip, [tsk, #TI_FLAGS] @ check for syscall tracing 151 ldr ip, [tsk, #TI_FLAGS] @ check for syscall tracing
@@ -204,7 +204,7 @@ ENTRY(sys_call_table)
204 * Special system call wrappers 204 * Special system call wrappers
205 */ 205 */
206@ r0 = syscall number 206@ r0 = syscall number
207@ r5 = syscall table 207@ r8 = syscall table
208 .type sys_syscall, #function 208 .type sys_syscall, #function
209sys_syscall: 209sys_syscall:
210 eor scno, r0, #__NR_SYSCALL_BASE 210 eor scno, r0, #__NR_SYSCALL_BASE
@@ -255,22 +255,6 @@ sys_sigaltstack_wrapper:
255 ldr r2, [sp, #S_OFF + S_SP] 255 ldr r2, [sp, #S_OFF + S_SP]
256 b do_sigaltstack 256 b do_sigaltstack
257 257
258sys_futex_wrapper:
259 str r5, [sp, #4] @ push sixth arg
260 b sys_futex
261
262sys_arm_fadvise64_64_wrapper:
263 str r5, [sp, #4] @ push r5 to stack
264 b sys_arm_fadvise64_64
265
266sys_mbind_wrapper:
267 str r5, [sp, #4]
268 b sys_mbind
269
270sys_ipc_wrapper:
271 str r5, [sp, #4] @ push sixth arg
272 b sys_ipc
273
274/* 258/*
275 * Note: off_4k (r5) is always units of 4K. If we can't do the requested 259 * Note: off_4k (r5) is always units of 4K. If we can't do the requested
276 * offset, we return EINVAL. 260 * offset, we return EINVAL.
diff --git a/arch/arm/kernel/module.c b/arch/arm/kernel/module.c
index 6055e1427b..055bf5d288 100644
--- a/arch/arm/kernel/module.c
+++ b/arch/arm/kernel/module.c
@@ -101,6 +101,8 @@ apply_relocate(Elf32_Shdr *sechdrs, const char *strtab, unsigned int symindex,
101 break; 101 break;
102 102
103 case R_ARM_PC24: 103 case R_ARM_PC24:
104 case R_ARM_CALL:
105 case R_ARM_JUMP24:
104 offset = (*(u32 *)loc & 0x00ffffff) << 2; 106 offset = (*(u32 *)loc & 0x00ffffff) << 2;
105 if (offset & 0x02000000) 107 if (offset & 0x02000000)
106 offset -= 0x04000000; 108 offset -= 0x04000000;
diff --git a/arch/arm/mach-pxa/pm.c b/arch/arm/mach-pxa/pm.c
index f74b9af112..852ea72d8c 100644
--- a/arch/arm/mach-pxa/pm.c
+++ b/arch/arm/mach-pxa/pm.c
@@ -155,19 +155,20 @@ int pxa_pm_enter(suspend_state_t state)
155 PSPR = 0; 155 PSPR = 0;
156 156
157 /* restore registers */ 157 /* restore registers */
158 RESTORE_GPLEVEL(0); RESTORE_GPLEVEL(1); RESTORE_GPLEVEL(2);
159 RESTORE(GPDR0); RESTORE(GPDR1); RESTORE(GPDR2);
158 RESTORE(GAFR0_L); RESTORE(GAFR0_U); 160 RESTORE(GAFR0_L); RESTORE(GAFR0_U);
159 RESTORE(GAFR1_L); RESTORE(GAFR1_U); 161 RESTORE(GAFR1_L); RESTORE(GAFR1_U);
160 RESTORE(GAFR2_L); RESTORE(GAFR2_U); 162 RESTORE(GAFR2_L); RESTORE(GAFR2_U);
161 RESTORE_GPLEVEL(0); RESTORE_GPLEVEL(1); RESTORE_GPLEVEL(2);
162 RESTORE(GPDR0); RESTORE(GPDR1); RESTORE(GPDR2);
163 RESTORE(GRER0); RESTORE(GRER1); RESTORE(GRER2); 163 RESTORE(GRER0); RESTORE(GRER1); RESTORE(GRER2);
164 RESTORE(GFER0); RESTORE(GFER1); RESTORE(GFER2); 164 RESTORE(GFER0); RESTORE(GFER1); RESTORE(GFER2);
165 RESTORE(PGSR0); RESTORE(PGSR1); RESTORE(PGSR2); 165 RESTORE(PGSR0); RESTORE(PGSR1); RESTORE(PGSR2);
166 166
167#ifdef CONFIG_PXA27x 167#ifdef CONFIG_PXA27x
168 RESTORE(MDREFR); 168 RESTORE(MDREFR);
169 RESTORE(GAFR3_L); RESTORE(GAFR3_U); RESTORE_GPLEVEL(3); 169 RESTORE_GPLEVEL(3); RESTORE(GPDR3);
170 RESTORE(GPDR3); RESTORE(GRER3); RESTORE(GFER3); RESTORE(PGSR3); 170 RESTORE(GAFR3_L); RESTORE(GAFR3_U);
171 RESTORE(GRER3); RESTORE(GFER3); RESTORE(PGSR3);
171 RESTORE(PWER); RESTORE(PCFR); RESTORE(PRER); 172 RESTORE(PWER); RESTORE(PCFR); RESTORE(PRER);
172 RESTORE(PFER); RESTORE(PKWR); 173 RESTORE(PFER); RESTORE(PKWR);
173#endif 174#endif
diff --git a/arch/i386/kernel/process.c b/arch/i386/kernel/process.c
index df6c2bcde0..2333aead05 100644
--- a/arch/i386/kernel/process.c
+++ b/arch/i386/kernel/process.c
@@ -554,7 +554,9 @@ int dump_task_regs(struct task_struct *tsk, elf_gregset_t *regs)
554 struct pt_regs ptregs; 554 struct pt_regs ptregs;
555 555
556 ptregs = *(struct pt_regs *) 556 ptregs = *(struct pt_regs *)
557 ((unsigned long)tsk->thread_info+THREAD_SIZE - sizeof(ptregs)); 557 ((unsigned long)tsk->thread_info +
558 /* see comments in copy_thread() about -8 */
559 THREAD_SIZE - sizeof(ptregs) - 8);
558 ptregs.xcs &= 0xffff; 560 ptregs.xcs &= 0xffff;
559 ptregs.xds &= 0xffff; 561 ptregs.xds &= 0xffff;
560 ptregs.xes &= 0xffff; 562 ptregs.xes &= 0xffff;
diff --git a/arch/i386/kernel/smpboot.c b/arch/i386/kernel/smpboot.c
index d16520da45..9ed449af8e 100644
--- a/arch/i386/kernel/smpboot.c
+++ b/arch/i386/kernel/smpboot.c
@@ -1338,8 +1338,7 @@ int __cpu_disable(void)
1338 if (cpu == 0) 1338 if (cpu == 0)
1339 return -EBUSY; 1339 return -EBUSY;
1340 1340
1341 /* We enable the timer again on the exit path of the death loop */ 1341 clear_local_APIC();
1342 disable_APIC_timer();
1343 /* Allow any queued timer interrupts to get serviced */ 1342 /* Allow any queued timer interrupts to get serviced */
1344 local_irq_enable(); 1343 local_irq_enable();
1345 mdelay(1); 1344 mdelay(1);
diff --git a/arch/i386/mm/ioremap.c b/arch/i386/mm/ioremap.c
index 5d09de8d1c..247fde76aa 100644
--- a/arch/i386/mm/ioremap.c
+++ b/arch/i386/mm/ioremap.c
@@ -223,9 +223,15 @@ void __iomem *ioremap_nocache (unsigned long phys_addr, unsigned long size)
223} 223}
224EXPORT_SYMBOL(ioremap_nocache); 224EXPORT_SYMBOL(ioremap_nocache);
225 225
226/**
227 * iounmap - Free a IO remapping
228 * @addr: virtual address from ioremap_*
229 *
230 * Caller must ensure there is only one unmapping for the same pointer.
231 */
226void iounmap(volatile void __iomem *addr) 232void iounmap(volatile void __iomem *addr)
227{ 233{
228 struct vm_struct *p; 234 struct vm_struct *p, *o;
229 235
230 if ((void __force *)addr <= high_memory) 236 if ((void __force *)addr <= high_memory)
231 return; 237 return;
@@ -239,22 +245,37 @@ void iounmap(volatile void __iomem *addr)
239 addr < phys_to_virt(ISA_END_ADDRESS)) 245 addr < phys_to_virt(ISA_END_ADDRESS))
240 return; 246 return;
241 247
242 write_lock(&vmlist_lock); 248 addr = (volatile void __iomem *)(PAGE_MASK & (unsigned long __force)addr);
243 p = __remove_vm_area((void *)(PAGE_MASK & (unsigned long __force)addr)); 249
244 if (!p) { 250 /* Use the vm area unlocked, assuming the caller
245 printk(KERN_WARNING "iounmap: bad address %p\n", addr); 251 ensures there isn't another iounmap for the same address
252 in parallel. Reuse of the virtual address is prevented by
253 leaving it in the global lists until we're done with it.
254 cpa takes care of the direct mappings. */
255 read_lock(&vmlist_lock);
256 for (p = vmlist; p; p = p->next) {
257 if (p->addr == addr)
258 break;
259 }
260 read_unlock(&vmlist_lock);
261
262 if (!p) {
263 printk("iounmap: bad address %p\n", addr);
246 dump_stack(); 264 dump_stack();
247 goto out_unlock; 265 return;
248 } 266 }
249 267
268 /* Reset the direct mapping. Can block */
250 if ((p->flags >> 20) && p->phys_addr < virt_to_phys(high_memory) - 1) { 269 if ((p->flags >> 20) && p->phys_addr < virt_to_phys(high_memory) - 1) {
251 change_page_attr(virt_to_page(__va(p->phys_addr)), 270 change_page_attr(virt_to_page(__va(p->phys_addr)),
252 p->size >> PAGE_SHIFT, 271 p->size >> PAGE_SHIFT,
253 PAGE_KERNEL); 272 PAGE_KERNEL);
254 global_flush_tlb(); 273 global_flush_tlb();
255 } 274 }
256out_unlock: 275
257 write_unlock(&vmlist_lock); 276 /* Finally remove it */
277 o = remove_vm_area((void *)addr);
278 BUG_ON(p != o || o == NULL);
258 kfree(p); 279 kfree(p);
259} 280}
260EXPORT_SYMBOL(iounmap); 281EXPORT_SYMBOL(iounmap);
diff --git a/arch/i386/pci/Makefile b/arch/i386/pci/Makefile
index ead6122dd0..5461d4d5ea 100644
--- a/arch/i386/pci/Makefile
+++ b/arch/i386/pci/Makefile
@@ -1,7 +1,7 @@
1obj-y := i386.o 1obj-y := i386.o
2 2
3obj-$(CONFIG_PCI_BIOS) += pcbios.o 3obj-$(CONFIG_PCI_BIOS) += pcbios.o
4obj-$(CONFIG_PCI_MMCONFIG) += mmconfig.o 4obj-$(CONFIG_PCI_MMCONFIG) += mmconfig.o direct.o
5obj-$(CONFIG_PCI_DIRECT) += direct.o 5obj-$(CONFIG_PCI_DIRECT) += direct.o
6 6
7pci-y := fixup.o 7pci-y := fixup.o
diff --git a/arch/i386/pci/direct.c b/arch/i386/pci/direct.c
index 94331d6be7..e3ac502bf2 100644
--- a/arch/i386/pci/direct.c
+++ b/arch/i386/pci/direct.c
@@ -13,7 +13,7 @@
13#define PCI_CONF1_ADDRESS(bus, devfn, reg) \ 13#define PCI_CONF1_ADDRESS(bus, devfn, reg) \
14 (0x80000000 | (bus << 16) | (devfn << 8) | (reg & ~3)) 14 (0x80000000 | (bus << 16) | (devfn << 8) | (reg & ~3))
15 15
16static int pci_conf1_read(unsigned int seg, unsigned int bus, 16int pci_conf1_read(unsigned int seg, unsigned int bus,
17 unsigned int devfn, int reg, int len, u32 *value) 17 unsigned int devfn, int reg, int len, u32 *value)
18{ 18{
19 unsigned long flags; 19 unsigned long flags;
@@ -42,7 +42,7 @@ static int pci_conf1_read(unsigned int seg, unsigned int bus,
42 return 0; 42 return 0;
43} 43}
44 44
45static int pci_conf1_write(unsigned int seg, unsigned int bus, 45int pci_conf1_write(unsigned int seg, unsigned int bus,
46 unsigned int devfn, int reg, int len, u32 value) 46 unsigned int devfn, int reg, int len, u32 value)
47{ 47{
48 unsigned long flags; 48 unsigned long flags;
diff --git a/arch/i386/pci/mmconfig.c b/arch/i386/pci/mmconfig.c
index dfbf80cff8..4bb4d4b0f7 100644
--- a/arch/i386/pci/mmconfig.c
+++ b/arch/i386/pci/mmconfig.c
@@ -19,21 +19,25 @@
19/* The base address of the last MMCONFIG device accessed */ 19/* The base address of the last MMCONFIG device accessed */
20static u32 mmcfg_last_accessed_device; 20static u32 mmcfg_last_accessed_device;
21 21
22static DECLARE_BITMAP(fallback_slots, 32);
23
22/* 24/*
23 * Functions for accessing PCI configuration space with MMCONFIG accesses 25 * Functions for accessing PCI configuration space with MMCONFIG accesses
24 */ 26 */
25static u32 get_base_addr(unsigned int seg, int bus) 27static u32 get_base_addr(unsigned int seg, int bus, unsigned devfn)
26{ 28{
27 int cfg_num = -1; 29 int cfg_num = -1;
28 struct acpi_table_mcfg_config *cfg; 30 struct acpi_table_mcfg_config *cfg;
29 31
32 if (seg == 0 && bus == 0 &&
33 test_bit(PCI_SLOT(devfn), fallback_slots))
34 return 0;
35
30 while (1) { 36 while (1) {
31 ++cfg_num; 37 ++cfg_num;
32 if (cfg_num >= pci_mmcfg_config_num) { 38 if (cfg_num >= pci_mmcfg_config_num) {
33 /* something bad is going on, no cfg table is found. */ 39 /* Not found - fallback to type 1 */
34 /* so we fall back to the old way we used to do this */ 40 return 0;
35 /* and just rely on the first entry to be correct. */
36 return pci_mmcfg_config[0].base_address;
37 } 41 }
38 cfg = &pci_mmcfg_config[cfg_num]; 42 cfg = &pci_mmcfg_config[cfg_num];
39 if (cfg->pci_segment_group_number != seg) 43 if (cfg->pci_segment_group_number != seg)
@@ -44,9 +48,9 @@ static u32 get_base_addr(unsigned int seg, int bus)
44 } 48 }
45} 49}
46 50
47static inline void pci_exp_set_dev_base(unsigned int seg, int bus, int devfn) 51static inline void pci_exp_set_dev_base(unsigned int base, int bus, int devfn)
48{ 52{
49 u32 dev_base = get_base_addr(seg, bus) | (bus << 20) | (devfn << 12); 53 u32 dev_base = base | (bus << 20) | (devfn << 12);
50 if (dev_base != mmcfg_last_accessed_device) { 54 if (dev_base != mmcfg_last_accessed_device) {
51 mmcfg_last_accessed_device = dev_base; 55 mmcfg_last_accessed_device = dev_base;
52 set_fixmap_nocache(FIX_PCIE_MCFG, dev_base); 56 set_fixmap_nocache(FIX_PCIE_MCFG, dev_base);
@@ -57,13 +61,18 @@ static int pci_mmcfg_read(unsigned int seg, unsigned int bus,
57 unsigned int devfn, int reg, int len, u32 *value) 61 unsigned int devfn, int reg, int len, u32 *value)
58{ 62{
59 unsigned long flags; 63 unsigned long flags;
64 u32 base;
60 65
61 if (!value || (bus > 255) || (devfn > 255) || (reg > 4095)) 66 if (!value || (bus > 255) || (devfn > 255) || (reg > 4095))
62 return -EINVAL; 67 return -EINVAL;
63 68
69 base = get_base_addr(seg, bus, devfn);
70 if (!base)
71 return pci_conf1_read(seg,bus,devfn,reg,len,value);
72
64 spin_lock_irqsave(&pci_config_lock, flags); 73 spin_lock_irqsave(&pci_config_lock, flags);
65 74
66 pci_exp_set_dev_base(seg, bus, devfn); 75 pci_exp_set_dev_base(base, bus, devfn);
67 76
68 switch (len) { 77 switch (len) {
69 case 1: 78 case 1:
@@ -86,13 +95,18 @@ static int pci_mmcfg_write(unsigned int seg, unsigned int bus,
86 unsigned int devfn, int reg, int len, u32 value) 95 unsigned int devfn, int reg, int len, u32 value)
87{ 96{
88 unsigned long flags; 97 unsigned long flags;
98 u32 base;
89 99
90 if ((bus > 255) || (devfn > 255) || (reg > 4095)) 100 if ((bus > 255) || (devfn > 255) || (reg > 4095))
91 return -EINVAL; 101 return -EINVAL;
92 102
103 base = get_base_addr(seg, bus, devfn);
104 if (!base)
105 return pci_conf1_write(seg,bus,devfn,reg,len,value);
106
93 spin_lock_irqsave(&pci_config_lock, flags); 107 spin_lock_irqsave(&pci_config_lock, flags);
94 108
95 pci_exp_set_dev_base(seg, bus, devfn); 109 pci_exp_set_dev_base(base, bus, devfn);
96 110
97 switch (len) { 111 switch (len) {
98 case 1: 112 case 1:
@@ -116,6 +130,37 @@ static struct pci_raw_ops pci_mmcfg = {
116 .write = pci_mmcfg_write, 130 .write = pci_mmcfg_write,
117}; 131};
118 132
133/* K8 systems have some devices (typically in the builtin northbridge)
134 that are only accessible using type1
135 Normally this can be expressed in the MCFG by not listing them
136 and assigning suitable _SEGs, but this isn't implemented in some BIOS.
137 Instead try to discover all devices on bus 0 that are unreachable using MM
138 and fallback for them.
139 We only do this for bus 0/seg 0 */
140static __init void unreachable_devices(void)
141{
142 int i;
143 unsigned long flags;
144
145 for (i = 0; i < 32; i++) {
146 u32 val1;
147 u32 addr;
148
149 pci_conf1_read(0, 0, PCI_DEVFN(i, 0), 0, 4, &val1);
150 if (val1 == 0xffffffff)
151 continue;
152
153 /* Locking probably not needed, but safer */
154 spin_lock_irqsave(&pci_config_lock, flags);
155 addr = get_base_addr(0, 0, PCI_DEVFN(i, 0));
156 if (addr != 0)
157 pci_exp_set_dev_base(addr, 0, PCI_DEVFN(i, 0));
158 if (addr == 0 || readl((u32 __iomem *)mmcfg_virt_addr) != val1)
159 set_bit(i, fallback_slots);
160 spin_unlock_irqrestore(&pci_config_lock, flags);
161 }
162}
163
119static int __init pci_mmcfg_init(void) 164static int __init pci_mmcfg_init(void)
120{ 165{
121 if ((pci_probe & PCI_PROBE_MMCONF) == 0) 166 if ((pci_probe & PCI_PROBE_MMCONF) == 0)
@@ -131,6 +176,8 @@ static int __init pci_mmcfg_init(void)
131 raw_pci_ops = &pci_mmcfg; 176 raw_pci_ops = &pci_mmcfg;
132 pci_probe = (pci_probe & ~PCI_PROBE_MASK) | PCI_PROBE_MMCONF; 177 pci_probe = (pci_probe & ~PCI_PROBE_MASK) | PCI_PROBE_MMCONF;
133 178
179 unreachable_devices();
180
134 out: 181 out:
135 return 0; 182 return 0;
136} 183}
diff --git a/arch/i386/pci/pci.h b/arch/i386/pci/pci.h
index 127d53ad16..f550781ec3 100644
--- a/arch/i386/pci/pci.h
+++ b/arch/i386/pci/pci.h
@@ -74,3 +74,10 @@ extern spinlock_t pci_config_lock;
74 74
75extern int (*pcibios_enable_irq)(struct pci_dev *dev); 75extern int (*pcibios_enable_irq)(struct pci_dev *dev);
76extern void (*pcibios_disable_irq)(struct pci_dev *dev); 76extern void (*pcibios_disable_irq)(struct pci_dev *dev);
77
78extern int pci_conf1_write(unsigned int seg, unsigned int bus,
79 unsigned int devfn, int reg, int len, u32 value);
80extern int pci_conf1_read(unsigned int seg, unsigned int bus,
81 unsigned int devfn, int reg, int len, u32 *value);
82
83
diff --git a/arch/ia64/configs/sn2_defconfig b/arch/ia64/configs/sn2_defconfig
index e1924cc968..ff8bb3770c 100644
--- a/arch/ia64/configs/sn2_defconfig
+++ b/arch/ia64/configs/sn2_defconfig
@@ -113,7 +113,7 @@ CONFIG_IOSAPIC=y
113CONFIG_IA64_SGI_SN_XP=m 113CONFIG_IA64_SGI_SN_XP=m
114CONFIG_FORCE_MAX_ZONEORDER=17 114CONFIG_FORCE_MAX_ZONEORDER=17
115CONFIG_SMP=y 115CONFIG_SMP=y
116CONFIG_NR_CPUS=512 116CONFIG_NR_CPUS=1024
117# CONFIG_HOTPLUG_CPU is not set 117# CONFIG_HOTPLUG_CPU is not set
118CONFIG_SCHED_SMT=y 118CONFIG_SCHED_SMT=y
119CONFIG_PREEMPT=y 119CONFIG_PREEMPT=y
diff --git a/arch/ia64/kernel/process.c b/arch/ia64/kernel/process.c
index a4da715a36..e9904c74d2 100644
--- a/arch/ia64/kernel/process.c
+++ b/arch/ia64/kernel/process.c
@@ -721,11 +721,13 @@ flush_thread (void)
721 /* drop floating-point and debug-register state if it exists: */ 721 /* drop floating-point and debug-register state if it exists: */
722 current->thread.flags &= ~(IA64_THREAD_FPH_VALID | IA64_THREAD_DBG_VALID); 722 current->thread.flags &= ~(IA64_THREAD_FPH_VALID | IA64_THREAD_DBG_VALID);
723 ia64_drop_fpu(current); 723 ia64_drop_fpu(current);
724#ifdef CONFIG_IA32_SUPPORT
724 if (IS_IA32_PROCESS(ia64_task_regs(current))) { 725 if (IS_IA32_PROCESS(ia64_task_regs(current))) {
725 ia32_drop_partial_page_list(current); 726 ia32_drop_partial_page_list(current);
726 current->thread.task_size = IA32_PAGE_OFFSET; 727 current->thread.task_size = IA32_PAGE_OFFSET;
727 set_fs(USER_DS); 728 set_fs(USER_DS);
728 } 729 }
730#endif
729} 731}
730 732
731/* 733/*
diff --git a/arch/ia64/kernel/time.c b/arch/ia64/kernel/time.c
index 5b7e736f3b..028a2b9593 100644
--- a/arch/ia64/kernel/time.c
+++ b/arch/ia64/kernel/time.c
@@ -249,3 +249,32 @@ time_init (void)
249 */ 249 */
250 set_normalized_timespec(&wall_to_monotonic, -xtime.tv_sec, -xtime.tv_nsec); 250 set_normalized_timespec(&wall_to_monotonic, -xtime.tv_sec, -xtime.tv_nsec);
251} 251}
252
253#define SMALLUSECS 100
254
255void
256udelay (unsigned long usecs)
257{
258 unsigned long start;
259 unsigned long cycles;
260 unsigned long smallusecs;
261
262 /*
263 * Execute the non-preemptible delay loop (because the ITC might
264 * not be synchronized between CPUS) in relatively short time
265 * chunks, allowing preemption between the chunks.
266 */
267 while (usecs > 0) {
268 smallusecs = (usecs > SMALLUSECS) ? SMALLUSECS : usecs;
269 preempt_disable();
270 cycles = smallusecs*local_cpu_data->cyc_per_usec;
271 start = ia64_get_itc();
272
273 while (ia64_get_itc() - start < cycles)
274 cpu_relax();
275
276 preempt_enable();
277 usecs -= smallusecs;
278 }
279}
280EXPORT_SYMBOL(udelay);
diff --git a/arch/ia64/kernel/uncached.c b/arch/ia64/kernel/uncached.c
index c6d40446c2..b631cf86ed 100644
--- a/arch/ia64/kernel/uncached.c
+++ b/arch/ia64/kernel/uncached.c
@@ -53,7 +53,7 @@ static void uncached_ipi_visibility(void *data)
53 if ((status != PAL_VISIBILITY_OK) && 53 if ((status != PAL_VISIBILITY_OK) &&
54 (status != PAL_VISIBILITY_OK_REMOTE_NEEDED)) 54 (status != PAL_VISIBILITY_OK_REMOTE_NEEDED))
55 printk(KERN_DEBUG "pal_prefetch_visibility() returns %i on " 55 printk(KERN_DEBUG "pal_prefetch_visibility() returns %i on "
56 "CPU %i\n", status, get_cpu()); 56 "CPU %i\n", status, raw_smp_processor_id());
57} 57}
58 58
59 59
@@ -63,7 +63,7 @@ static void uncached_ipi_mc_drain(void *data)
63 status = ia64_pal_mc_drain(); 63 status = ia64_pal_mc_drain();
64 if (status) 64 if (status)
65 printk(KERN_WARNING "ia64_pal_mc_drain() failed with %i on " 65 printk(KERN_WARNING "ia64_pal_mc_drain() failed with %i on "
66 "CPU %i\n", status, get_cpu()); 66 "CPU %i\n", status, raw_smp_processor_id());
67} 67}
68 68
69 69
@@ -105,7 +105,7 @@ uncached_get_new_chunk(struct gen_pool *poolp)
105 status = ia64_pal_prefetch_visibility(PAL_VISIBILITY_PHYSICAL); 105 status = ia64_pal_prefetch_visibility(PAL_VISIBILITY_PHYSICAL);
106 106
107 dprintk(KERN_INFO "pal_prefetch_visibility() returns %i on cpu %i\n", 107 dprintk(KERN_INFO "pal_prefetch_visibility() returns %i on cpu %i\n",
108 status, get_cpu()); 108 status, raw_smp_processor_id());
109 109
110 if (!status) { 110 if (!status) {
111 status = smp_call_function(uncached_ipi_visibility, NULL, 0, 1); 111 status = smp_call_function(uncached_ipi_visibility, NULL, 0, 1);
diff --git a/arch/ia64/kernel/vmlinux.lds.S b/arch/ia64/kernel/vmlinux.lds.S
index 30d8564e96..73af6267d2 100644
--- a/arch/ia64/kernel/vmlinux.lds.S
+++ b/arch/ia64/kernel/vmlinux.lds.S
@@ -177,6 +177,9 @@ SECTIONS
177 } 177 }
178 . = ALIGN(PAGE_SIZE); /* make sure the gate page doesn't expose kernel data */ 178 . = ALIGN(PAGE_SIZE); /* make sure the gate page doesn't expose kernel data */
179 179
180 .data.read_mostly : AT(ADDR(.data.read_mostly) - LOAD_OFFSET)
181 { *(.data.read_mostly) }
182
180 .data.cacheline_aligned : AT(ADDR(.data.cacheline_aligned) - LOAD_OFFSET) 183 .data.cacheline_aligned : AT(ADDR(.data.cacheline_aligned) - LOAD_OFFSET)
181 { *(.data.cacheline_aligned) } 184 { *(.data.cacheline_aligned) }
182 185
diff --git a/arch/ia64/sn/kernel/sn2/sn2_smp.c b/arch/ia64/sn/kernel/sn2/sn2_smp.c
index 5d54f5f4e9..471bbaa65d 100644
--- a/arch/ia64/sn/kernel/sn2/sn2_smp.c
+++ b/arch/ia64/sn/kernel/sn2/sn2_smp.c
@@ -202,7 +202,7 @@ sn2_global_tlb_purge(struct mm_struct *mm, unsigned long start,
202 unsigned long end, unsigned long nbits) 202 unsigned long end, unsigned long nbits)
203{ 203{
204 int i, opt, shub1, cnode, mynasid, cpu, lcpu = 0, nasid, flushed = 0; 204 int i, opt, shub1, cnode, mynasid, cpu, lcpu = 0, nasid, flushed = 0;
205 int mymm = (mm == current->active_mm); 205 int mymm = (mm == current->active_mm && current->mm);
206 volatile unsigned long *ptc0, *ptc1; 206 volatile unsigned long *ptc0, *ptc1;
207 unsigned long itc, itc2, flags, data0 = 0, data1 = 0, rr_value; 207 unsigned long itc, itc2, flags, data0 = 0, data1 = 0, rr_value;
208 short nasids[MAX_NUMNODES], nix; 208 short nasids[MAX_NUMNODES], nix;
diff --git a/arch/ia64/sn/pci/pcibr/pcibr_reg.c b/arch/ia64/sn/pci/pcibr/pcibr_reg.c
index 5d53409126..79fdb91d72 100644
--- a/arch/ia64/sn/pci/pcibr/pcibr_reg.c
+++ b/arch/ia64/sn/pci/pcibr/pcibr_reg.c
@@ -25,7 +25,7 @@ union br_ptr {
25 */ 25 */
26void pcireg_control_bit_clr(struct pcibus_info *pcibus_info, uint64_t bits) 26void pcireg_control_bit_clr(struct pcibus_info *pcibus_info, uint64_t bits)
27{ 27{
28 union br_ptr *ptr = (union br_ptr *)pcibus_info->pbi_buscommon.bs_base; 28 union br_ptr __iomem *ptr = (union br_ptr __iomem *)pcibus_info->pbi_buscommon.bs_base;
29 29
30 if (pcibus_info) { 30 if (pcibus_info) {
31 switch (pcibus_info->pbi_bridge_type) { 31 switch (pcibus_info->pbi_bridge_type) {
@@ -38,14 +38,14 @@ void pcireg_control_bit_clr(struct pcibus_info *pcibus_info, uint64_t bits)
38 default: 38 default:
39 panic 39 panic
40 ("pcireg_control_bit_clr: unknown bridgetype bridge 0x%p", 40 ("pcireg_control_bit_clr: unknown bridgetype bridge 0x%p",
41 (void *)ptr); 41 ptr);
42 } 42 }
43 } 43 }
44} 44}
45 45
46void pcireg_control_bit_set(struct pcibus_info *pcibus_info, uint64_t bits) 46void pcireg_control_bit_set(struct pcibus_info *pcibus_info, uint64_t bits)
47{ 47{
48 union br_ptr *ptr = (union br_ptr *)pcibus_info->pbi_buscommon.bs_base; 48 union br_ptr __iomem *ptr = (union br_ptr __iomem *)pcibus_info->pbi_buscommon.bs_base;
49 49
50 if (pcibus_info) { 50 if (pcibus_info) {
51 switch (pcibus_info->pbi_bridge_type) { 51 switch (pcibus_info->pbi_bridge_type) {
@@ -58,7 +58,7 @@ void pcireg_control_bit_set(struct pcibus_info *pcibus_info, uint64_t bits)
58 default: 58 default:
59 panic 59 panic
60 ("pcireg_control_bit_set: unknown bridgetype bridge 0x%p", 60 ("pcireg_control_bit_set: unknown bridgetype bridge 0x%p",
61 (void *)ptr); 61 ptr);
62 } 62 }
63 } 63 }
64} 64}
@@ -68,7 +68,7 @@ void pcireg_control_bit_set(struct pcibus_info *pcibus_info, uint64_t bits)
68 */ 68 */
69uint64_t pcireg_tflush_get(struct pcibus_info *pcibus_info) 69uint64_t pcireg_tflush_get(struct pcibus_info *pcibus_info)
70{ 70{
71 union br_ptr *ptr = (union br_ptr *)pcibus_info->pbi_buscommon.bs_base; 71 union br_ptr __iomem *ptr = (union br_ptr __iomem *)pcibus_info->pbi_buscommon.bs_base;
72 uint64_t ret = 0; 72 uint64_t ret = 0;
73 73
74 if (pcibus_info) { 74 if (pcibus_info) {
@@ -82,7 +82,7 @@ uint64_t pcireg_tflush_get(struct pcibus_info *pcibus_info)
82 default: 82 default:
83 panic 83 panic
84 ("pcireg_tflush_get: unknown bridgetype bridge 0x%p", 84 ("pcireg_tflush_get: unknown bridgetype bridge 0x%p",
85 (void *)ptr); 85 ptr);
86 } 86 }
87 } 87 }
88 88
@@ -98,7 +98,7 @@ uint64_t pcireg_tflush_get(struct pcibus_info *pcibus_info)
98 */ 98 */
99uint64_t pcireg_intr_status_get(struct pcibus_info * pcibus_info) 99uint64_t pcireg_intr_status_get(struct pcibus_info * pcibus_info)
100{ 100{
101 union br_ptr *ptr = (union br_ptr *)pcibus_info->pbi_buscommon.bs_base; 101 union br_ptr __iomem *ptr = (union br_ptr __iomem *)pcibus_info->pbi_buscommon.bs_base;
102 uint64_t ret = 0; 102 uint64_t ret = 0;
103 103
104 if (pcibus_info) { 104 if (pcibus_info) {
@@ -112,7 +112,7 @@ uint64_t pcireg_intr_status_get(struct pcibus_info * pcibus_info)
112 default: 112 default:
113 panic 113 panic
114 ("pcireg_intr_status_get: unknown bridgetype bridge 0x%p", 114 ("pcireg_intr_status_get: unknown bridgetype bridge 0x%p",
115 (void *)ptr); 115 ptr);
116 } 116 }
117 } 117 }
118 return ret; 118 return ret;
@@ -123,7 +123,7 @@ uint64_t pcireg_intr_status_get(struct pcibus_info * pcibus_info)
123 */ 123 */
124void pcireg_intr_enable_bit_clr(struct pcibus_info *pcibus_info, uint64_t bits) 124void pcireg_intr_enable_bit_clr(struct pcibus_info *pcibus_info, uint64_t bits)
125{ 125{
126 union br_ptr *ptr = (union br_ptr *)pcibus_info->pbi_buscommon.bs_base; 126 union br_ptr __iomem *ptr = (union br_ptr __iomem *)pcibus_info->pbi_buscommon.bs_base;
127 127
128 if (pcibus_info) { 128 if (pcibus_info) {
129 switch (pcibus_info->pbi_bridge_type) { 129 switch (pcibus_info->pbi_bridge_type) {
@@ -136,14 +136,14 @@ void pcireg_intr_enable_bit_clr(struct pcibus_info *pcibus_info, uint64_t bits)
136 default: 136 default:
137 panic 137 panic
138 ("pcireg_intr_enable_bit_clr: unknown bridgetype bridge 0x%p", 138 ("pcireg_intr_enable_bit_clr: unknown bridgetype bridge 0x%p",
139 (void *)ptr); 139 ptr);
140 } 140 }
141 } 141 }
142} 142}
143 143
144void pcireg_intr_enable_bit_set(struct pcibus_info *pcibus_info, uint64_t bits) 144void pcireg_intr_enable_bit_set(struct pcibus_info *pcibus_info, uint64_t bits)
145{ 145{
146 union br_ptr *ptr = (union br_ptr *)pcibus_info->pbi_buscommon.bs_base; 146 union br_ptr __iomem *ptr = (union br_ptr __iomem *)pcibus_info->pbi_buscommon.bs_base;
147 147
148 if (pcibus_info) { 148 if (pcibus_info) {
149 switch (pcibus_info->pbi_bridge_type) { 149 switch (pcibus_info->pbi_bridge_type) {
@@ -156,7 +156,7 @@ void pcireg_intr_enable_bit_set(struct pcibus_info *pcibus_info, uint64_t bits)
156 default: 156 default:
157 panic 157 panic
158 ("pcireg_intr_enable_bit_set: unknown bridgetype bridge 0x%p", 158 ("pcireg_intr_enable_bit_set: unknown bridgetype bridge 0x%p",
159 (void *)ptr); 159 ptr);
160 } 160 }
161 } 161 }
162} 162}
@@ -167,7 +167,7 @@ void pcireg_intr_enable_bit_set(struct pcibus_info *pcibus_info, uint64_t bits)
167void pcireg_intr_addr_addr_set(struct pcibus_info *pcibus_info, int int_n, 167void pcireg_intr_addr_addr_set(struct pcibus_info *pcibus_info, int int_n,
168 uint64_t addr) 168 uint64_t addr)
169{ 169{
170 union br_ptr *ptr = (union br_ptr *)pcibus_info->pbi_buscommon.bs_base; 170 union br_ptr __iomem *ptr = (union br_ptr __iomem *)pcibus_info->pbi_buscommon.bs_base;
171 171
172 if (pcibus_info) { 172 if (pcibus_info) {
173 switch (pcibus_info->pbi_bridge_type) { 173 switch (pcibus_info->pbi_bridge_type) {
@@ -186,7 +186,7 @@ void pcireg_intr_addr_addr_set(struct pcibus_info *pcibus_info, int int_n,
186 default: 186 default:
187 panic 187 panic
188 ("pcireg_intr_addr_addr_get: unknown bridgetype bridge 0x%p", 188 ("pcireg_intr_addr_addr_get: unknown bridgetype bridge 0x%p",
189 (void *)ptr); 189 ptr);
190 } 190 }
191 } 191 }
192} 192}
@@ -196,7 +196,7 @@ void pcireg_intr_addr_addr_set(struct pcibus_info *pcibus_info, int int_n,
196 */ 196 */
197void pcireg_force_intr_set(struct pcibus_info *pcibus_info, int int_n) 197void pcireg_force_intr_set(struct pcibus_info *pcibus_info, int int_n)
198{ 198{
199 union br_ptr *ptr = (union br_ptr *)pcibus_info->pbi_buscommon.bs_base; 199 union br_ptr __iomem *ptr = (union br_ptr __iomem *)pcibus_info->pbi_buscommon.bs_base;
200 200
201 if (pcibus_info) { 201 if (pcibus_info) {
202 switch (pcibus_info->pbi_bridge_type) { 202 switch (pcibus_info->pbi_bridge_type) {
@@ -209,7 +209,7 @@ void pcireg_force_intr_set(struct pcibus_info *pcibus_info, int int_n)
209 default: 209 default:
210 panic 210 panic
211 ("pcireg_force_intr_set: unknown bridgetype bridge 0x%p", 211 ("pcireg_force_intr_set: unknown bridgetype bridge 0x%p",
212 (void *)ptr); 212 ptr);
213 } 213 }
214 } 214 }
215} 215}
@@ -219,7 +219,7 @@ void pcireg_force_intr_set(struct pcibus_info *pcibus_info, int int_n)
219 */ 219 */
220uint64_t pcireg_wrb_flush_get(struct pcibus_info *pcibus_info, int device) 220uint64_t pcireg_wrb_flush_get(struct pcibus_info *pcibus_info, int device)
221{ 221{
222 union br_ptr *ptr = (union br_ptr *)pcibus_info->pbi_buscommon.bs_base; 222 union br_ptr __iomem *ptr = (union br_ptr __iomem *)pcibus_info->pbi_buscommon.bs_base;
223 uint64_t ret = 0; 223 uint64_t ret = 0;
224 224
225 if (pcibus_info) { 225 if (pcibus_info) {
@@ -233,7 +233,7 @@ uint64_t pcireg_wrb_flush_get(struct pcibus_info *pcibus_info, int device)
233 __sn_readq_relaxed(&ptr->pic.p_wr_req_buf[device]); 233 __sn_readq_relaxed(&ptr->pic.p_wr_req_buf[device]);
234 break; 234 break;
235 default: 235 default:
236 panic("pcireg_wrb_flush_get: unknown bridgetype bridge 0x%p", (void *)ptr); 236 panic("pcireg_wrb_flush_get: unknown bridgetype bridge 0x%p", ptr);
237 } 237 }
238 238
239 } 239 }
@@ -244,7 +244,7 @@ uint64_t pcireg_wrb_flush_get(struct pcibus_info *pcibus_info, int device)
244void pcireg_int_ate_set(struct pcibus_info *pcibus_info, int ate_index, 244void pcireg_int_ate_set(struct pcibus_info *pcibus_info, int ate_index,
245 uint64_t val) 245 uint64_t val)
246{ 246{
247 union br_ptr *ptr = (union br_ptr *)pcibus_info->pbi_buscommon.bs_base; 247 union br_ptr __iomem *ptr = (union br_ptr __iomem *)pcibus_info->pbi_buscommon.bs_base;
248 248
249 if (pcibus_info) { 249 if (pcibus_info) {
250 switch (pcibus_info->pbi_bridge_type) { 250 switch (pcibus_info->pbi_bridge_type) {
@@ -257,15 +257,15 @@ void pcireg_int_ate_set(struct pcibus_info *pcibus_info, int ate_index,
257 default: 257 default:
258 panic 258 panic
259 ("pcireg_int_ate_set: unknown bridgetype bridge 0x%p", 259 ("pcireg_int_ate_set: unknown bridgetype bridge 0x%p",
260 (void *)ptr); 260 ptr);
261 } 261 }
262 } 262 }
263} 263}
264 264
265uint64_t *pcireg_int_ate_addr(struct pcibus_info *pcibus_info, int ate_index) 265uint64_t __iomem *pcireg_int_ate_addr(struct pcibus_info *pcibus_info, int ate_index)
266{ 266{
267 union br_ptr *ptr = (union br_ptr *)pcibus_info->pbi_buscommon.bs_base; 267 union br_ptr __iomem *ptr = (union br_ptr __iomem *)pcibus_info->pbi_buscommon.bs_base;
268 uint64_t *ret = (uint64_t *) 0; 268 uint64_t __iomem *ret = NULL;
269 269
270 if (pcibus_info) { 270 if (pcibus_info) {
271 switch (pcibus_info->pbi_bridge_type) { 271 switch (pcibus_info->pbi_bridge_type) {
@@ -278,7 +278,7 @@ uint64_t *pcireg_int_ate_addr(struct pcibus_info *pcibus_info, int ate_index)
278 default: 278 default:
279 panic 279 panic
280 ("pcireg_int_ate_addr: unknown bridgetype bridge 0x%p", 280 ("pcireg_int_ate_addr: unknown bridgetype bridge 0x%p",
281 (void *)ptr); 281 ptr);
282 } 282 }
283 } 283 }
284 return ret; 284 return ret;
diff --git a/arch/ia64/sn/pci/tioca_provider.c b/arch/ia64/sn/pci/tioca_provider.c
index 46b646a6d3..27aa1842da 100644
--- a/arch/ia64/sn/pci/tioca_provider.c
+++ b/arch/ia64/sn/pci/tioca_provider.c
@@ -38,10 +38,10 @@ tioca_gart_init(struct tioca_kernel *tioca_kern)
38 uint64_t offset; 38 uint64_t offset;
39 struct page *tmp; 39 struct page *tmp;
40 struct tioca_common *tioca_common; 40 struct tioca_common *tioca_common;
41 struct tioca *ca_base; 41 struct tioca __iomem *ca_base;
42 42
43 tioca_common = tioca_kern->ca_common; 43 tioca_common = tioca_kern->ca_common;
44 ca_base = (struct tioca *)tioca_common->ca_common.bs_base; 44 ca_base = (struct tioca __iomem *)tioca_common->ca_common.bs_base;
45 45
46 if (list_empty(tioca_kern->ca_devices)) 46 if (list_empty(tioca_kern->ca_devices))
47 return 0; 47 return 0;
@@ -215,7 +215,7 @@ tioca_fastwrite_enable(struct tioca_kernel *tioca_kern)
215{ 215{
216 int cap_ptr; 216 int cap_ptr;
217 uint32_t reg; 217 uint32_t reg;
218 struct tioca *tioca_base; 218 struct tioca __iomem *tioca_base;
219 struct pci_dev *pdev; 219 struct pci_dev *pdev;
220 struct tioca_common *common; 220 struct tioca_common *common;
221 221
@@ -257,7 +257,7 @@ tioca_fastwrite_enable(struct tioca_kernel *tioca_kern)
257 * Set ca's fw to match 257 * Set ca's fw to match
258 */ 258 */
259 259
260 tioca_base = (struct tioca *)common->ca_common.bs_base; 260 tioca_base = (struct tioca __iomem*)common->ca_common.bs_base;
261 __sn_setq_relaxed(&tioca_base->ca_control1, CA_AGP_FW_ENABLE); 261 __sn_setq_relaxed(&tioca_base->ca_control1, CA_AGP_FW_ENABLE);
262} 262}
263 263
@@ -322,7 +322,7 @@ static uint64_t
322tioca_dma_d48(struct pci_dev *pdev, uint64_t paddr) 322tioca_dma_d48(struct pci_dev *pdev, uint64_t paddr)
323{ 323{
324 struct tioca_common *tioca_common; 324 struct tioca_common *tioca_common;
325 struct tioca *ca_base; 325 struct tioca __iomem *ca_base;
326 uint64_t ct_addr; 326 uint64_t ct_addr;
327 dma_addr_t bus_addr; 327 dma_addr_t bus_addr;
328 uint32_t node_upper; 328 uint32_t node_upper;
@@ -330,7 +330,7 @@ tioca_dma_d48(struct pci_dev *pdev, uint64_t paddr)
330 struct pcidev_info *pcidev_info = SN_PCIDEV_INFO(pdev); 330 struct pcidev_info *pcidev_info = SN_PCIDEV_INFO(pdev);
331 331
332 tioca_common = (struct tioca_common *)pcidev_info->pdi_pcibus_info; 332 tioca_common = (struct tioca_common *)pcidev_info->pdi_pcibus_info;
333 ca_base = (struct tioca *)tioca_common->ca_common.bs_base; 333 ca_base = (struct tioca __iomem *)tioca_common->ca_common.bs_base;
334 334
335 ct_addr = PHYS_TO_TIODMA(paddr); 335 ct_addr = PHYS_TO_TIODMA(paddr);
336 if (!ct_addr) 336 if (!ct_addr)
diff --git a/arch/powerpc/configs/cell_defconfig b/arch/powerpc/configs/cell_defconfig
index 4b433411b9..b657f7e447 100644
--- a/arch/powerpc/configs/cell_defconfig
+++ b/arch/powerpc/configs/cell_defconfig
@@ -1,7 +1,7 @@
1# 1#
2# Automatically generated make config: don't edit 2# Automatically generated make config: don't edit
3# Linux kernel version: 2.6.15-rc1 3# Linux kernel version: 2.6.15-rc5
4# Tue Nov 15 14:36:20 2005 4# Tue Dec 20 15:59:26 2005
5# 5#
6CONFIG_PPC64=y 6CONFIG_PPC64=y
7CONFIG_64BIT=y 7CONFIG_64BIT=y
@@ -53,6 +53,7 @@ CONFIG_KOBJECT_UEVENT=y
53# CONFIG_IKCONFIG is not set 53# CONFIG_IKCONFIG is not set
54# CONFIG_CPUSETS is not set 54# CONFIG_CPUSETS is not set
55CONFIG_INITRAMFS_SOURCE="" 55CONFIG_INITRAMFS_SOURCE=""
56CONFIG_CC_OPTIMIZE_FOR_SIZE=y
56# CONFIG_EMBEDDED is not set 57# CONFIG_EMBEDDED is not set
57CONFIG_KALLSYMS=y 58CONFIG_KALLSYMS=y
58# CONFIG_KALLSYMS_ALL is not set 59# CONFIG_KALLSYMS_ALL is not set
@@ -151,7 +152,7 @@ CONFIG_FLATMEM_MANUAL=y
151CONFIG_FLATMEM=y 152CONFIG_FLATMEM=y
152CONFIG_FLAT_NODE_MEM_MAP=y 153CONFIG_FLAT_NODE_MEM_MAP=y
153# CONFIG_SPARSEMEM_STATIC is not set 154# CONFIG_SPARSEMEM_STATIC is not set
154CONFIG_SPLIT_PTLOCK_CPUS=4096 155CONFIG_SPLIT_PTLOCK_CPUS=4
155# CONFIG_PPC_64K_PAGES is not set 156# CONFIG_PPC_64K_PAGES is not set
156CONFIG_SCHED_SMT=y 157CONFIG_SCHED_SMT=y
157CONFIG_PROC_DEVICETREE=y 158CONFIG_PROC_DEVICETREE=y
diff --git a/arch/powerpc/configs/g5_defconfig b/arch/powerpc/configs/g5_defconfig
index e7c23e3902..3c22ccb185 100644
--- a/arch/powerpc/configs/g5_defconfig
+++ b/arch/powerpc/configs/g5_defconfig
@@ -1,7 +1,7 @@
1# 1#
2# Automatically generated make config: don't edit 2# Automatically generated make config: don't edit
3# Linux kernel version: 2.6.15-rc1 3# Linux kernel version: 2.6.15-rc5
4# Tue Nov 15 14:39:20 2005 4# Tue Dec 20 15:59:30 2005
5# 5#
6CONFIG_PPC64=y 6CONFIG_PPC64=y
7CONFIG_64BIT=y 7CONFIG_64BIT=y
@@ -53,6 +53,7 @@ CONFIG_IKCONFIG=y
53CONFIG_IKCONFIG_PROC=y 53CONFIG_IKCONFIG_PROC=y
54# CONFIG_CPUSETS is not set 54# CONFIG_CPUSETS is not set
55CONFIG_INITRAMFS_SOURCE="" 55CONFIG_INITRAMFS_SOURCE=""
56CONFIG_CC_OPTIMIZE_FOR_SIZE=y
56# CONFIG_EMBEDDED is not set 57# CONFIG_EMBEDDED is not set
57CONFIG_KALLSYMS=y 58CONFIG_KALLSYMS=y
58# CONFIG_KALLSYMS_ALL is not set 59# CONFIG_KALLSYMS_ALL is not set
@@ -162,7 +163,7 @@ CONFIG_FLATMEM_MANUAL=y
162CONFIG_FLATMEM=y 163CONFIG_FLATMEM=y
163CONFIG_FLAT_NODE_MEM_MAP=y 164CONFIG_FLAT_NODE_MEM_MAP=y
164# CONFIG_SPARSEMEM_STATIC is not set 165# CONFIG_SPARSEMEM_STATIC is not set
165CONFIG_SPLIT_PTLOCK_CPUS=4096 166CONFIG_SPLIT_PTLOCK_CPUS=4
166# CONFIG_PPC_64K_PAGES is not set 167# CONFIG_PPC_64K_PAGES is not set
167# CONFIG_SCHED_SMT is not set 168# CONFIG_SCHED_SMT is not set
168CONFIG_PROC_DEVICETREE=y 169CONFIG_PROC_DEVICETREE=y
@@ -1203,6 +1204,7 @@ CONFIG_USB_MON=y
1203CONFIG_USB_SERIAL=m 1204CONFIG_USB_SERIAL=m
1204CONFIG_USB_SERIAL_GENERIC=y 1205CONFIG_USB_SERIAL_GENERIC=y
1205# CONFIG_USB_SERIAL_AIRPRIME is not set 1206# CONFIG_USB_SERIAL_AIRPRIME is not set
1207# CONFIG_USB_SERIAL_ANYDATA is not set
1206CONFIG_USB_SERIAL_BELKIN=m 1208CONFIG_USB_SERIAL_BELKIN=m
1207CONFIG_USB_SERIAL_DIGI_ACCELEPORT=m 1209CONFIG_USB_SERIAL_DIGI_ACCELEPORT=m
1208# CONFIG_USB_SERIAL_CP2101 is not set 1210# CONFIG_USB_SERIAL_CP2101 is not set
@@ -1233,7 +1235,6 @@ CONFIG_USB_SERIAL_KEYSPAN_USA49WLC=y
1233CONFIG_USB_SERIAL_KLSI=m 1235CONFIG_USB_SERIAL_KLSI=m
1234CONFIG_USB_SERIAL_KOBIL_SCT=m 1236CONFIG_USB_SERIAL_KOBIL_SCT=m
1235CONFIG_USB_SERIAL_MCT_U232=m 1237CONFIG_USB_SERIAL_MCT_U232=m
1236# CONFIG_USB_SERIAL_NOKIA_DKU2 is not set
1237CONFIG_USB_SERIAL_PL2303=m 1238CONFIG_USB_SERIAL_PL2303=m
1238# CONFIG_USB_SERIAL_HP4X is not set 1239# CONFIG_USB_SERIAL_HP4X is not set
1239CONFIG_USB_SERIAL_SAFE=m 1240CONFIG_USB_SERIAL_SAFE=m
diff --git a/arch/powerpc/configs/iseries_defconfig b/arch/powerpc/configs/iseries_defconfig
index 5d0866707a..751a622fb7 100644
--- a/arch/powerpc/configs/iseries_defconfig
+++ b/arch/powerpc/configs/iseries_defconfig
@@ -1,7 +1,7 @@
1# 1#
2# Automatically generated make config: don't edit 2# Automatically generated make config: don't edit
3# Linux kernel version: 2.6.15-rc1 3# Linux kernel version: 2.6.15-rc5
4# Tue Nov 15 14:38:09 2005 4# Tue Dec 20 15:59:32 2005
5# 5#
6CONFIG_PPC64=y 6CONFIG_PPC64=y
7CONFIG_64BIT=y 7CONFIG_64BIT=y
@@ -55,6 +55,7 @@ CONFIG_IKCONFIG=y
55CONFIG_IKCONFIG_PROC=y 55CONFIG_IKCONFIG_PROC=y
56# CONFIG_CPUSETS is not set 56# CONFIG_CPUSETS is not set
57CONFIG_INITRAMFS_SOURCE="" 57CONFIG_INITRAMFS_SOURCE=""
58CONFIG_CC_OPTIMIZE_FOR_SIZE=y
58# CONFIG_EMBEDDED is not set 59# CONFIG_EMBEDDED is not set
59CONFIG_KALLSYMS=y 60CONFIG_KALLSYMS=y
60# CONFIG_KALLSYMS_ALL is not set 61# CONFIG_KALLSYMS_ALL is not set
@@ -144,7 +145,7 @@ CONFIG_FLATMEM_MANUAL=y
144CONFIG_FLATMEM=y 145CONFIG_FLATMEM=y
145CONFIG_FLAT_NODE_MEM_MAP=y 146CONFIG_FLAT_NODE_MEM_MAP=y
146# CONFIG_SPARSEMEM_STATIC is not set 147# CONFIG_SPARSEMEM_STATIC is not set
147CONFIG_SPLIT_PTLOCK_CPUS=4096 148CONFIG_SPLIT_PTLOCK_CPUS=4
148# CONFIG_PPC_64K_PAGES is not set 149# CONFIG_PPC_64K_PAGES is not set
149# CONFIG_SCHED_SMT is not set 150# CONFIG_SCHED_SMT is not set
150CONFIG_PROC_DEVICETREE=y 151CONFIG_PROC_DEVICETREE=y
diff --git a/arch/powerpc/configs/maple_defconfig b/arch/powerpc/configs/maple_defconfig
index 92e42613ef..07b6d3d233 100644
--- a/arch/powerpc/configs/maple_defconfig
+++ b/arch/powerpc/configs/maple_defconfig
@@ -1,7 +1,7 @@
1# 1#
2# Automatically generated make config: don't edit 2# Automatically generated make config: don't edit
3# Linux kernel version: 2.6.15-rc1 3# Linux kernel version: 2.6.15-rc5
4# Tue Nov 15 14:38:58 2005 4# Tue Dec 20 15:59:36 2005
5# 5#
6CONFIG_PPC64=y 6CONFIG_PPC64=y
7CONFIG_64BIT=y 7CONFIG_64BIT=y
@@ -53,6 +53,7 @@ CONFIG_IKCONFIG=y
53CONFIG_IKCONFIG_PROC=y 53CONFIG_IKCONFIG_PROC=y
54# CONFIG_CPUSETS is not set 54# CONFIG_CPUSETS is not set
55CONFIG_INITRAMFS_SOURCE="" 55CONFIG_INITRAMFS_SOURCE=""
56CONFIG_CC_OPTIMIZE_FOR_SIZE=y
56# CONFIG_EMBEDDED is not set 57# CONFIG_EMBEDDED is not set
57CONFIG_KALLSYMS=y 58CONFIG_KALLSYMS=y
58CONFIG_KALLSYMS_ALL=y 59CONFIG_KALLSYMS_ALL=y
@@ -149,7 +150,7 @@ CONFIG_FLATMEM_MANUAL=y
149CONFIG_FLATMEM=y 150CONFIG_FLATMEM=y
150CONFIG_FLAT_NODE_MEM_MAP=y 151CONFIG_FLAT_NODE_MEM_MAP=y
151# CONFIG_SPARSEMEM_STATIC is not set 152# CONFIG_SPARSEMEM_STATIC is not set
152CONFIG_SPLIT_PTLOCK_CPUS=4096 153CONFIG_SPLIT_PTLOCK_CPUS=4
153# CONFIG_PPC_64K_PAGES is not set 154# CONFIG_PPC_64K_PAGES is not set
154# CONFIG_SCHED_SMT is not set 155# CONFIG_SCHED_SMT is not set
155CONFIG_PROC_DEVICETREE=y 156CONFIG_PROC_DEVICETREE=y
@@ -242,7 +243,6 @@ CONFIG_TCP_CONG_BIC=y
242# QoS and/or fair queueing 243# QoS and/or fair queueing
243# 244#
244# CONFIG_NET_SCHED is not set 245# CONFIG_NET_SCHED is not set
245# CONFIG_NET_CLS_ROUTE is not set
246 246
247# 247#
248# Network testing 248# Network testing
@@ -794,6 +794,7 @@ CONFIG_USB_SERIAL=y
794# CONFIG_USB_SERIAL_CONSOLE is not set 794# CONFIG_USB_SERIAL_CONSOLE is not set
795CONFIG_USB_SERIAL_GENERIC=y 795CONFIG_USB_SERIAL_GENERIC=y
796# CONFIG_USB_SERIAL_AIRPRIME is not set 796# CONFIG_USB_SERIAL_AIRPRIME is not set
797# CONFIG_USB_SERIAL_ANYDATA is not set
797# CONFIG_USB_SERIAL_BELKIN is not set 798# CONFIG_USB_SERIAL_BELKIN is not set
798# CONFIG_USB_SERIAL_DIGI_ACCELEPORT is not set 799# CONFIG_USB_SERIAL_DIGI_ACCELEPORT is not set
799# CONFIG_USB_SERIAL_CP2101 is not set 800# CONFIG_USB_SERIAL_CP2101 is not set
@@ -824,7 +825,6 @@ CONFIG_USB_SERIAL_KEYSPAN_USA49WLC=y
824# CONFIG_USB_SERIAL_KLSI is not set 825# CONFIG_USB_SERIAL_KLSI is not set
825# CONFIG_USB_SERIAL_KOBIL_SCT is not set 826# CONFIG_USB_SERIAL_KOBIL_SCT is not set
826# CONFIG_USB_SERIAL_MCT_U232 is not set 827# CONFIG_USB_SERIAL_MCT_U232 is not set
827# CONFIG_USB_SERIAL_NOKIA_DKU2 is not set
828# CONFIG_USB_SERIAL_PL2303 is not set 828# CONFIG_USB_SERIAL_PL2303 is not set
829# CONFIG_USB_SERIAL_HP4X is not set 829# CONFIG_USB_SERIAL_HP4X is not set
830# CONFIG_USB_SERIAL_SAFE is not set 830# CONFIG_USB_SERIAL_SAFE is not set
diff --git a/arch/powerpc/configs/ppc64_defconfig b/arch/powerpc/configs/ppc64_defconfig
index b5ba3bbd96..509399eab6 100644
--- a/arch/powerpc/configs/ppc64_defconfig
+++ b/arch/powerpc/configs/ppc64_defconfig
@@ -1,7 +1,7 @@
1# 1#
2# Automatically generated make config: don't edit 2# Automatically generated make config: don't edit
3# Linux kernel version: 2.6.15-rc1 3# Linux kernel version: 2.6.15-rc5
4# Fri Nov 18 16:23:24 2005 4# Tue Dec 20 15:59:38 2005
5# 5#
6CONFIG_PPC64=y 6CONFIG_PPC64=y
7CONFIG_64BIT=y 7CONFIG_64BIT=y
@@ -54,6 +54,7 @@ CONFIG_IKCONFIG=y
54CONFIG_IKCONFIG_PROC=y 54CONFIG_IKCONFIG_PROC=y
55CONFIG_CPUSETS=y 55CONFIG_CPUSETS=y
56CONFIG_INITRAMFS_SOURCE="" 56CONFIG_INITRAMFS_SOURCE=""
57CONFIG_CC_OPTIMIZE_FOR_SIZE=y
57# CONFIG_EMBEDDED is not set 58# CONFIG_EMBEDDED is not set
58CONFIG_KALLSYMS=y 59CONFIG_KALLSYMS=y
59CONFIG_KALLSYMS_ALL=y 60CONFIG_KALLSYMS_ALL=y
@@ -176,7 +177,7 @@ CONFIG_HAVE_MEMORY_PRESENT=y
176# CONFIG_SPARSEMEM_STATIC is not set 177# CONFIG_SPARSEMEM_STATIC is not set
177CONFIG_SPARSEMEM_EXTREME=y 178CONFIG_SPARSEMEM_EXTREME=y
178# CONFIG_MEMORY_HOTPLUG is not set 179# CONFIG_MEMORY_HOTPLUG is not set
179CONFIG_SPLIT_PTLOCK_CPUS=4096 180CONFIG_SPLIT_PTLOCK_CPUS=4
180# CONFIG_PPC_64K_PAGES is not set 181# CONFIG_PPC_64K_PAGES is not set
181# CONFIG_SCHED_SMT is not set 182# CONFIG_SCHED_SMT is not set
182CONFIG_PROC_DEVICETREE=y 183CONFIG_PROC_DEVICETREE=y
diff --git a/arch/powerpc/configs/pseries_defconfig b/arch/powerpc/configs/pseries_defconfig
index b589b196eb..a50ce0fa92 100644
--- a/arch/powerpc/configs/pseries_defconfig
+++ b/arch/powerpc/configs/pseries_defconfig
@@ -1,7 +1,7 @@
1# 1#
2# Automatically generated make config: don't edit 2# Automatically generated make config: don't edit
3# Linux kernel version: 2.6.15-rc1 3# Linux kernel version: 2.6.15-rc5
4# Tue Nov 15 14:36:55 2005 4# Tue Dec 20 15:59:40 2005
5# 5#
6CONFIG_PPC64=y 6CONFIG_PPC64=y
7CONFIG_64BIT=y 7CONFIG_64BIT=y
@@ -55,6 +55,7 @@ CONFIG_IKCONFIG=y
55CONFIG_IKCONFIG_PROC=y 55CONFIG_IKCONFIG_PROC=y
56CONFIG_CPUSETS=y 56CONFIG_CPUSETS=y
57CONFIG_INITRAMFS_SOURCE="" 57CONFIG_INITRAMFS_SOURCE=""
58CONFIG_CC_OPTIMIZE_FOR_SIZE=y
58# CONFIG_EMBEDDED is not set 59# CONFIG_EMBEDDED is not set
59CONFIG_KALLSYMS=y 60CONFIG_KALLSYMS=y
60CONFIG_KALLSYMS_ALL=y 61CONFIG_KALLSYMS_ALL=y
@@ -163,7 +164,7 @@ CONFIG_HAVE_MEMORY_PRESENT=y
163# CONFIG_SPARSEMEM_STATIC is not set 164# CONFIG_SPARSEMEM_STATIC is not set
164CONFIG_SPARSEMEM_EXTREME=y 165CONFIG_SPARSEMEM_EXTREME=y
165# CONFIG_MEMORY_HOTPLUG is not set 166# CONFIG_MEMORY_HOTPLUG is not set
166CONFIG_SPLIT_PTLOCK_CPUS=4096 167CONFIG_SPLIT_PTLOCK_CPUS=4
167CONFIG_HAVE_ARCH_EARLY_PFN_TO_NID=y 168CONFIG_HAVE_ARCH_EARLY_PFN_TO_NID=y
168# CONFIG_PPC_64K_PAGES is not set 169# CONFIG_PPC_64K_PAGES is not set
169CONFIG_SCHED_SMT=y 170CONFIG_SCHED_SMT=y
diff --git a/arch/powerpc/kernel/entry_64.S b/arch/powerpc/kernel/entry_64.S
index 2d22bf0348..bce33a3839 100644
--- a/arch/powerpc/kernel/entry_64.S
+++ b/arch/powerpc/kernel/entry_64.S
@@ -183,8 +183,8 @@ syscall_exit_trace_cont:
183 ld r13,GPR13(r1) /* returning to usermode */ 183 ld r13,GPR13(r1) /* returning to usermode */
1841: ld r2,GPR2(r1) 1841: ld r2,GPR2(r1)
185 li r12,MSR_RI 185 li r12,MSR_RI
186 andc r10,r10,r12 186 andc r11,r10,r12
187 mtmsrd r10,1 /* clear MSR.RI */ 187 mtmsrd r11,1 /* clear MSR.RI */
188 ld r1,GPR1(r1) 188 ld r1,GPR1(r1)
189 mtlr r4 189 mtlr r4
190 mtcr r5 190 mtcr r5
diff --git a/arch/powerpc/kernel/syscalls.c b/arch/powerpc/kernel/syscalls.c
index f72ced1121..91b93d917b 100644
--- a/arch/powerpc/kernel/syscalls.c
+++ b/arch/powerpc/kernel/syscalls.c
@@ -247,7 +247,7 @@ long ppc64_personality(unsigned long personality)
247#define OVERRIDE_MACHINE 0 247#define OVERRIDE_MACHINE 0
248#endif 248#endif
249 249
250static inline int override_machine(char *mach) 250static inline int override_machine(char __user *mach)
251{ 251{
252 if (OVERRIDE_MACHINE) { 252 if (OVERRIDE_MACHINE) {
253 /* change ppc64 to ppc */ 253 /* change ppc64 to ppc */
diff --git a/arch/powerpc/mm/hash_utils_64.c b/arch/powerpc/mm/hash_utils_64.c
index a33583f3b0..a606504678 100644
--- a/arch/powerpc/mm/hash_utils_64.c
+++ b/arch/powerpc/mm/hash_utils_64.c
@@ -514,7 +514,7 @@ void __init htab_initialize(void)
514#undef KB 514#undef KB
515#undef MB 515#undef MB
516 516
517void __init htab_initialize_secondary(void) 517void htab_initialize_secondary(void)
518{ 518{
519 if (!platform_is_lpar()) 519 if (!platform_is_lpar())
520 mtspr(SPRN_SDR1, _SDR1); 520 mtspr(SPRN_SDR1, _SDR1);
diff --git a/arch/powerpc/platforms/pseries/xics.c b/arch/powerpc/platforms/pseries/xics.c
index 72ac18067e..0377decc07 100644
--- a/arch/powerpc/platforms/pseries/xics.c
+++ b/arch/powerpc/platforms/pseries/xics.c
@@ -48,11 +48,6 @@ static struct hw_interrupt_type xics_pic = {
48 .set_affinity = xics_set_affinity 48 .set_affinity = xics_set_affinity
49}; 49};
50 50
51static struct hw_interrupt_type xics_8259_pic = {
52 .typename = " XICS/8259",
53 .ack = xics_mask_and_ack_irq,
54};
55
56/* This is used to map real irq numbers to virtual */ 51/* This is used to map real irq numbers to virtual */
57static struct radix_tree_root irq_map = RADIX_TREE_INIT(GFP_ATOMIC); 52static struct radix_tree_root irq_map = RADIX_TREE_INIT(GFP_ATOMIC);
58 53
@@ -367,12 +362,7 @@ int xics_get_irq(struct pt_regs *regs)
367 /* for sanity, this had better be < NR_IRQS - 16 */ 362 /* for sanity, this had better be < NR_IRQS - 16 */
368 if (vec == xics_irq_8259_cascade_real) { 363 if (vec == xics_irq_8259_cascade_real) {
369 irq = i8259_irq(regs); 364 irq = i8259_irq(regs);
370 if (irq == -1) { 365 xics_end_irq(irq_offset_up(xics_irq_8259_cascade));
371 /* Spurious cascaded interrupt. Still must ack xics */
372 xics_end_irq(irq_offset_up(xics_irq_8259_cascade));
373
374 irq = -1;
375 }
376 } else if (vec == XICS_IRQ_SPURIOUS) { 366 } else if (vec == XICS_IRQ_SPURIOUS) {
377 irq = -1; 367 irq = -1;
378 } else { 368 } else {
@@ -542,6 +532,7 @@ nextnode:
542 xics_irq_8259_cascade_real = *ireg; 532 xics_irq_8259_cascade_real = *ireg;
543 xics_irq_8259_cascade 533 xics_irq_8259_cascade
544 = virt_irq_create_mapping(xics_irq_8259_cascade_real); 534 = virt_irq_create_mapping(xics_irq_8259_cascade_real);
535 i8259_init(0, 0);
545 of_node_put(np); 536 of_node_put(np);
546 } 537 }
547 538
@@ -565,12 +556,7 @@ nextnode:
565#endif /* CONFIG_SMP */ 556#endif /* CONFIG_SMP */
566 } 557 }
567 558
568 xics_8259_pic.enable = i8259_pic.enable; 559 for (i = irq_offset_value(); i < NR_IRQS; ++i)
569 xics_8259_pic.disable = i8259_pic.disable;
570 xics_8259_pic.end = i8259_pic.end;
571 for (i = 0; i < 16; ++i)
572 get_irq_desc(i)->handler = &xics_8259_pic;
573 for (; i < NR_IRQS; ++i)
574 get_irq_desc(i)->handler = &xics_pic; 560 get_irq_desc(i)->handler = &xics_pic;
575 561
576 xics_setup_cpu(); 562 xics_setup_cpu();
@@ -590,7 +576,6 @@ static int __init xics_setup_i8259(void)
590 no_action, 0, "8259 cascade", NULL)) 576 no_action, 0, "8259 cascade", NULL))
591 printk(KERN_ERR "xics_setup_i8259: couldn't get 8259 " 577 printk(KERN_ERR "xics_setup_i8259: couldn't get 8259 "
592 "cascade\n"); 578 "cascade\n");
593 i8259_init(0, 0);
594 } 579 }
595 return 0; 580 return 0;
596} 581}
diff --git a/arch/ppc/platforms/85xx/mpc85xx_cds_common.c b/arch/ppc/platforms/85xx/mpc85xx_cds_common.c
index d8991b88dc..5e8cc5ec6a 100644
--- a/arch/ppc/platforms/85xx/mpc85xx_cds_common.c
+++ b/arch/ppc/platforms/85xx/mpc85xx_cds_common.c
@@ -130,10 +130,11 @@ mpc85xx_cds_show_cpuinfo(struct seq_file *m)
130} 130}
131 131
132#ifdef CONFIG_CPM2 132#ifdef CONFIG_CPM2
133static void cpm2_cascade(int irq, void *dev_id, struct pt_regs *regs) 133static irqreturn_t cpm2_cascade(int irq, void *dev_id, struct pt_regs *regs)
134{ 134{
135 while((irq = cpm2_get_irq(regs)) >= 0) 135 while((irq = cpm2_get_irq(regs)) >= 0)
136 __do_IRQ(irq, regs); 136 __do_IRQ(irq, regs);
137 return IRQ_HANDLED;
137} 138}
138 139
139static struct irqaction cpm2_irqaction = { 140static struct irqaction cpm2_irqaction = {
diff --git a/arch/ppc/syslib/ppc4xx_dma.c b/arch/ppc/syslib/ppc4xx_dma.c
index f15e64285f..05ccd598dd 100644
--- a/arch/ppc/syslib/ppc4xx_dma.c
+++ b/arch/ppc/syslib/ppc4xx_dma.c
@@ -30,6 +30,7 @@
30 30
31#include <asm/system.h> 31#include <asm/system.h>
32#include <asm/io.h> 32#include <asm/io.h>
33#include <asm/dma.h>
33#include <asm/ppc4xx_dma.h> 34#include <asm/ppc4xx_dma.h>
34 35
35ppc_dma_ch_t dma_channels[MAX_PPC4xx_DMA_CHANNELS]; 36ppc_dma_ch_t dma_channels[MAX_PPC4xx_DMA_CHANNELS];
diff --git a/arch/sparc/Kconfig b/arch/sparc/Kconfig
index 3cfb8be3ff..56c34e7fd4 100644
--- a/arch/sparc/Kconfig
+++ b/arch/sparc/Kconfig
@@ -55,6 +55,10 @@ config NR_CPUS
55 depends on SMP 55 depends on SMP
56 default "32" 56 default "32"
57 57
58config SPARC
59 bool
60 default y
61
58# Identify this as a Sparc32 build 62# Identify this as a Sparc32 build
59config SPARC32 63config SPARC32
60 bool 64 bool
diff --git a/arch/sparc/kernel/ebus.c b/arch/sparc/kernel/ebus.c
index 1754192c69..5c3529ceb5 100644
--- a/arch/sparc/kernel/ebus.c
+++ b/arch/sparc/kernel/ebus.c
@@ -22,7 +22,7 @@
22#include <asm/oplib.h> 22#include <asm/oplib.h>
23#include <asm/bpp.h> 23#include <asm/bpp.h>
24 24
25struct linux_ebus *ebus_chain = 0; 25struct linux_ebus *ebus_chain = NULL;
26 26
27/* We are together with pcic.c under CONFIG_PCI. */ 27/* We are together with pcic.c under CONFIG_PCI. */
28extern unsigned int pcic_pin_to_irq(unsigned int, char *name); 28extern unsigned int pcic_pin_to_irq(unsigned int, char *name);
@@ -46,7 +46,7 @@ static struct ebus_device_irq je1_1[] = {
46 { "SUNW,CS4231", 0 }, 46 { "SUNW,CS4231", 0 },
47 { "parallel", 0 }, 47 { "parallel", 0 },
48 { "se", 2 }, 48 { "se", 2 },
49 { 0, 0 } 49 { NULL, 0 }
50}; 50};
51 51
52/* 52/*
@@ -55,7 +55,7 @@ static struct ebus_device_irq je1_1[] = {
55 */ 55 */
56static struct ebus_system_entry ebus_blacklist[] = { 56static struct ebus_system_entry ebus_blacklist[] = {
57 { "SUNW,JavaEngine1", je1_1 }, 57 { "SUNW,JavaEngine1", je1_1 },
58 { 0, 0 } 58 { NULL, NULL }
59}; 59};
60 60
61static struct ebus_device_irq *ebus_blackp = NULL; 61static struct ebus_device_irq *ebus_blackp = NULL;
@@ -233,7 +233,7 @@ void __init fill_ebus_device(int node, struct linux_ebus_device *dev)
233 ebus_alloc(sizeof(struct linux_ebus_child)); 233 ebus_alloc(sizeof(struct linux_ebus_child));
234 234
235 child = dev->children; 235 child = dev->children;
236 child->next = 0; 236 child->next = NULL;
237 child->parent = dev; 237 child->parent = dev;
238 child->bus = dev->bus; 238 child->bus = dev->bus;
239 fill_ebus_child(node, &regs[0], child); 239 fill_ebus_child(node, &regs[0], child);
@@ -243,7 +243,7 @@ void __init fill_ebus_device(int node, struct linux_ebus_device *dev)
243 ebus_alloc(sizeof(struct linux_ebus_child)); 243 ebus_alloc(sizeof(struct linux_ebus_child));
244 244
245 child = child->next; 245 child = child->next;
246 child->next = 0; 246 child->next = NULL;
247 child->parent = dev; 247 child->parent = dev;
248 child->bus = dev->bus; 248 child->bus = dev->bus;
249 fill_ebus_child(node, &regs[0], child); 249 fill_ebus_child(node, &regs[0], child);
@@ -275,7 +275,7 @@ void __init ebus_init(void)
275 } 275 }
276 } 276 }
277 277
278 pdev = pci_get_device(PCI_VENDOR_ID_SUN, PCI_DEVICE_ID_SUN_EBUS, 0); 278 pdev = pci_get_device(PCI_VENDOR_ID_SUN, PCI_DEVICE_ID_SUN_EBUS, NULL);
279 if (!pdev) { 279 if (!pdev) {
280 return; 280 return;
281 } 281 }
@@ -284,7 +284,7 @@ void __init ebus_init(void)
284 284
285 ebus_chain = ebus = (struct linux_ebus *) 285 ebus_chain = ebus = (struct linux_ebus *)
286 ebus_alloc(sizeof(struct linux_ebus)); 286 ebus_alloc(sizeof(struct linux_ebus));
287 ebus->next = 0; 287 ebus->next = NULL;
288 288
289 while (ebusnd) { 289 while (ebusnd) {
290 290
@@ -325,8 +325,8 @@ void __init ebus_init(void)
325 ebus_alloc(sizeof(struct linux_ebus_device)); 325 ebus_alloc(sizeof(struct linux_ebus_device));
326 326
327 dev = ebus->devices; 327 dev = ebus->devices;
328 dev->next = 0; 328 dev->next = NULL;
329 dev->children = 0; 329 dev->children = NULL;
330 dev->bus = ebus; 330 dev->bus = ebus;
331 fill_ebus_device(nd, dev); 331 fill_ebus_device(nd, dev);
332 332
@@ -335,8 +335,8 @@ void __init ebus_init(void)
335 ebus_alloc(sizeof(struct linux_ebus_device)); 335 ebus_alloc(sizeof(struct linux_ebus_device));
336 336
337 dev = dev->next; 337 dev = dev->next;
338 dev->next = 0; 338 dev->next = NULL;
339 dev->children = 0; 339 dev->children = NULL;
340 dev->bus = ebus; 340 dev->bus = ebus;
341 fill_ebus_device(nd, dev); 341 fill_ebus_device(nd, dev);
342 } 342 }
@@ -353,7 +353,7 @@ void __init ebus_init(void)
353 ebus->next = (struct linux_ebus *) 353 ebus->next = (struct linux_ebus *)
354 ebus_alloc(sizeof(struct linux_ebus)); 354 ebus_alloc(sizeof(struct linux_ebus));
355 ebus = ebus->next; 355 ebus = ebus->next;
356 ebus->next = 0; 356 ebus->next = NULL;
357 ++num_ebus; 357 ++num_ebus;
358 } 358 }
359 if (pdev) 359 if (pdev)
diff --git a/arch/sparc/kernel/led.c b/arch/sparc/kernel/led.c
index 2a3afca453..313d1620ae 100644
--- a/arch/sparc/kernel/led.c
+++ b/arch/sparc/kernel/led.c
@@ -55,7 +55,7 @@ static int led_read_proc(char *buf, char **start, off_t offset, int count,
55 return len; 55 return len;
56} 56}
57 57
58static int led_write_proc(struct file *file, const char *buffer, 58static int led_write_proc(struct file *file, const char __user *buffer,
59 unsigned long count, void *data) 59 unsigned long count, void *data)
60{ 60{
61 char *buf = NULL; 61 char *buf = NULL;
diff --git a/arch/sparc/kernel/pcic.c b/arch/sparc/kernel/pcic.c
index cccfc12802..42002b742d 100644
--- a/arch/sparc/kernel/pcic.c
+++ b/arch/sparc/kernel/pcic.c
@@ -161,7 +161,7 @@ static struct pcic_sn2list pcic_known_sysnames[] = {
161static int pcic0_up; 161static int pcic0_up;
162static struct linux_pcic pcic0; 162static struct linux_pcic pcic0;
163 163
164void * __iomem pcic_regs; 164void __iomem *pcic_regs;
165volatile int pcic_speculative; 165volatile int pcic_speculative;
166volatile int pcic_trapped; 166volatile int pcic_trapped;
167 167
diff --git a/arch/sparc/kernel/sys_sunos.c b/arch/sparc/kernel/sys_sunos.c
index 81c894acd0..d07ae02101 100644
--- a/arch/sparc/kernel/sys_sunos.c
+++ b/arch/sparc/kernel/sys_sunos.c
@@ -894,7 +894,7 @@ asmlinkage long sunos_sysconf (int name)
894 ret = ARG_MAX; 894 ret = ARG_MAX;
895 break; 895 break;
896 case _SC_CHILD_MAX: 896 case _SC_CHILD_MAX:
897 ret = CHILD_MAX; 897 ret = -1; /* no limit */
898 break; 898 break;
899 case _SC_CLK_TCK: 899 case _SC_CLK_TCK:
900 ret = HZ; 900 ret = HZ;
diff --git a/arch/sparc/kernel/time.c b/arch/sparc/kernel/time.c
index 24814d58f9..7dadcdb4ca 100644
--- a/arch/sparc/kernel/time.c
+++ b/arch/sparc/kernel/time.c
@@ -49,7 +49,7 @@ DEFINE_SPINLOCK(rtc_lock);
49enum sparc_clock_type sp_clock_typ; 49enum sparc_clock_type sp_clock_typ;
50DEFINE_SPINLOCK(mostek_lock); 50DEFINE_SPINLOCK(mostek_lock);
51void __iomem *mstk48t02_regs = NULL; 51void __iomem *mstk48t02_regs = NULL;
52static struct mostek48t08 *mstk48t08_regs = NULL; 52static struct mostek48t08 __iomem *mstk48t08_regs = NULL;
53static int set_rtc_mmss(unsigned long); 53static int set_rtc_mmss(unsigned long);
54static int sbus_do_settimeofday(struct timespec *tv); 54static int sbus_do_settimeofday(struct timespec *tv);
55 55
@@ -342,7 +342,7 @@ static __inline__ void clock_probe(void)
342 /* XXX r/o attribute is somewhere in r.flags */ 342 /* XXX r/o attribute is somewhere in r.flags */
343 r.flags = clk_reg[0].which_io; 343 r.flags = clk_reg[0].which_io;
344 r.start = clk_reg[0].phys_addr; 344 r.start = clk_reg[0].phys_addr;
345 mstk48t08_regs = (struct mostek48t08 *) sbus_ioremap(&r, 0, 345 mstk48t08_regs = sbus_ioremap(&r, 0,
346 sizeof(struct mostek48t08), "mk48t08"); 346 sizeof(struct mostek48t08), "mk48t08");
347 347
348 mstk48t02_regs = &mstk48t08_regs->regs; 348 mstk48t02_regs = &mstk48t08_regs->regs;
diff --git a/arch/sparc/kernel/vmlinux.lds.S b/arch/sparc/kernel/vmlinux.lds.S
index 38938d2e63..346c19a949 100644
--- a/arch/sparc/kernel/vmlinux.lds.S
+++ b/arch/sparc/kernel/vmlinux.lds.S
@@ -85,19 +85,9 @@ SECTIONS
85 } 85 }
86 _end = . ; 86 _end = . ;
87 PROVIDE (end = .); 87 PROVIDE (end = .);
88 /* Stabs debugging sections. */
89 .stab 0 : { *(.stab) }
90 .stabstr 0 : { *(.stabstr) }
91 .stab.excl 0 : { *(.stab.excl) }
92 .stab.exclstr 0 : { *(.stab.exclstr) }
93 .stab.index 0 : { *(.stab.index) }
94 .stab.indexstr 0 : { *(.stab.indexstr) }
95 .comment 0 : { *(.comment) }
96 .debug 0 : { *(.debug) }
97 .debug_srcinfo 0 : { *(.debug_srcinfo) }
98 .debug_aranges 0 : { *(.debug_aranges) }
99 .debug_pubnames 0 : { *(.debug_pubnames) }
100 .debug_sfnames 0 : { *(.debug_sfnames) }
101 .line 0 : { *(.line) }
102 /DISCARD/ : { *(.exit.text) *(.exit.data) *(.exitcall.exit) } 88 /DISCARD/ : { *(.exit.text) *(.exit.data) *(.exitcall.exit) }
89
90 STABS_DEBUG
91
92 DWARF_DEBUG
103} 93}
diff --git a/arch/sparc/mm/sun4c.c b/arch/sparc/mm/sun4c.c
index 1d560390e2..731f19603c 100644
--- a/arch/sparc/mm/sun4c.c
+++ b/arch/sparc/mm/sun4c.c
@@ -497,7 +497,7 @@ static void __init sun4c_probe_mmu(void)
497 patch_kernel_fault_handler(); 497 patch_kernel_fault_handler();
498} 498}
499 499
500volatile unsigned long *sun4c_memerr_reg = NULL; 500volatile unsigned long __iomem *sun4c_memerr_reg = NULL;
501 501
502void __init sun4c_probe_memerr_reg(void) 502void __init sun4c_probe_memerr_reg(void)
503{ 503{
diff --git a/arch/sparc64/Kconfig b/arch/sparc64/Kconfig
index 3fded69b19..c4b7ad70cd 100644
--- a/arch/sparc64/Kconfig
+++ b/arch/sparc64/Kconfig
@@ -5,6 +5,10 @@
5 5
6mainmenu "Linux/UltraSPARC Kernel Configuration" 6mainmenu "Linux/UltraSPARC Kernel Configuration"
7 7
8config SPARC
9 bool
10 default y
11
8config SPARC64 12config SPARC64
9 bool 13 bool
10 default y 14 default y
diff --git a/arch/sparc64/Makefile b/arch/sparc64/Makefile
index 43fe382da0..cad10c5b83 100644
--- a/arch/sparc64/Makefile
+++ b/arch/sparc64/Makefile
@@ -17,7 +17,6 @@ CC := $(shell if $(CC) -m64 -S -o /dev/null -xc /dev/null >/dev/null 2>&1; then
17NEW_GCC := $(call cc-option-yn, -m64 -mcmodel=medlow) 17NEW_GCC := $(call cc-option-yn, -m64 -mcmodel=medlow)
18NEW_GAS := $(shell if $(LD) -V 2>&1 | grep 'elf64_sparc' > /dev/null; then echo y; else echo n; fi) 18NEW_GAS := $(shell if $(LD) -V 2>&1 | grep 'elf64_sparc' > /dev/null; then echo y; else echo n; fi)
19UNDECLARED_REGS := $(shell if $(CC) -c -x assembler /dev/null -Wa,--help | grep undeclared-regs > /dev/null; then echo y; else echo n; fi; ) 19UNDECLARED_REGS := $(shell if $(CC) -c -x assembler /dev/null -Wa,--help | grep undeclared-regs > /dev/null; then echo y; else echo n; fi; )
20INLINE_LIMIT := $(call cc-option-yn, -m64 -finline-limit=100000)
21 20
22export NEW_GCC 21export NEW_GCC
23 22
@@ -49,10 +48,6 @@ else
49 AFLAGS += -m64 -mcpu=ultrasparc $(CC_UNDECL) 48 AFLAGS += -m64 -mcpu=ultrasparc $(CC_UNDECL)
50endif 49endif
51 50
52ifeq ($(INLINE_LIMIT),y)
53 CFLAGS := $(CFLAGS) -finline-limit=100000
54endif
55
56ifeq ($(CONFIG_MCOUNT),y) 51ifeq ($(CONFIG_MCOUNT),y)
57 CFLAGS := $(CFLAGS) -pg 52 CFLAGS := $(CFLAGS) -pg
58endif 53endif
diff --git a/arch/sparc64/kernel/sys_sunos32.c b/arch/sparc64/kernel/sys_sunos32.c
index d0592ed54e..bfa4aa6831 100644
--- a/arch/sparc64/kernel/sys_sunos32.c
+++ b/arch/sparc64/kernel/sys_sunos32.c
@@ -854,7 +854,7 @@ asmlinkage s32 sunos_sysconf (int name)
854 ret = ARG_MAX; 854 ret = ARG_MAX;
855 break; 855 break;
856 case _SC_CHILD_MAX: 856 case _SC_CHILD_MAX:
857 ret = CHILD_MAX; 857 ret = -1; /* no limit */
858 break; 858 break;
859 case _SC_CLK_TCK: 859 case _SC_CLK_TCK:
860 ret = HZ; 860 ret = HZ;
diff --git a/arch/sparc64/kernel/vmlinux.lds.S b/arch/sparc64/kernel/vmlinux.lds.S
index 2af0cf0a86..467d13a0d5 100644
--- a/arch/sparc64/kernel/vmlinux.lds.S
+++ b/arch/sparc64/kernel/vmlinux.lds.S
@@ -90,19 +90,9 @@ SECTIONS
90 } 90 }
91 _end = . ; 91 _end = . ;
92 PROVIDE (end = .); 92 PROVIDE (end = .);
93 /* Stabs debugging sections. */
94 .stab 0 : { *(.stab) }
95 .stabstr 0 : { *(.stabstr) }
96 .stab.excl 0 : { *(.stab.excl) }
97 .stab.exclstr 0 : { *(.stab.exclstr) }
98 .stab.index 0 : { *(.stab.index) }
99 .stab.indexstr 0 : { *(.stab.indexstr) }
100 .comment 0 : { *(.comment) }
101 .debug 0 : { *(.debug) }
102 .debug_srcinfo 0 : { *(.debug_srcinfo) }
103 .debug_aranges 0 : { *(.debug_aranges) }
104 .debug_pubnames 0 : { *(.debug_pubnames) }
105 .debug_sfnames 0 : { *(.debug_sfnames) }
106 .line 0 : { *(.line) }
107 /DISCARD/ : { *(.exit.text) *(.exit.data) *(.exitcall.exit) } 93 /DISCARD/ : { *(.exit.text) *(.exit.data) *(.exitcall.exit) }
94
95 STABS_DEBUG
96
97 DWARF_DEBUG
108} 98}
diff --git a/arch/sparc64/solaris/misc.c b/arch/sparc64/solaris/misc.c
index 302efbcba7..3ab4677395 100644
--- a/arch/sparc64/solaris/misc.c
+++ b/arch/sparc64/solaris/misc.c
@@ -353,7 +353,7 @@ asmlinkage int solaris_sysconf(int id)
353{ 353{
354 switch (id) { 354 switch (id) {
355 case SOLARIS_CONFIG_NGROUPS: return NGROUPS_MAX; 355 case SOLARIS_CONFIG_NGROUPS: return NGROUPS_MAX;
356 case SOLARIS_CONFIG_CHILD_MAX: return CHILD_MAX; 356 case SOLARIS_CONFIG_CHILD_MAX: return -1; /* no limit */
357 case SOLARIS_CONFIG_OPEN_FILES: return OPEN_MAX; 357 case SOLARIS_CONFIG_OPEN_FILES: return OPEN_MAX;
358 case SOLARIS_CONFIG_POSIX_VER: return 199309; 358 case SOLARIS_CONFIG_POSIX_VER: return 199309;
359 case SOLARIS_CONFIG_PAGESIZE: return PAGE_SIZE; 359 case SOLARIS_CONFIG_PAGESIZE: return PAGE_SIZE;
diff --git a/arch/um/Kconfig b/arch/um/Kconfig
index 563301fe5d..1eb21de9d1 100644
--- a/arch/um/Kconfig
+++ b/arch/um/Kconfig
@@ -289,6 +289,8 @@ source "arch/um/Kconfig.net"
289 289
290source "drivers/net/Kconfig" 290source "drivers/net/Kconfig"
291 291
292source "drivers/connector/Kconfig"
293
292source "fs/Kconfig" 294source "fs/Kconfig"
293 295
294source "security/Kconfig" 296source "security/Kconfig"
diff --git a/arch/um/Makefile-x86_64 b/arch/um/Makefile-x86_64
index 4f118d5cc2..38df311e75 100644
--- a/arch/um/Makefile-x86_64
+++ b/arch/um/Makefile-x86_64
@@ -12,3 +12,7 @@ CHECKFLAGS += -m64
12 12
13ELF_ARCH := i386:x86-64 13ELF_ARCH := i386:x86-64
14ELF_FORMAT := elf64-x86-64 14ELF_FORMAT := elf64-x86-64
15
16# Not on all 64-bit distros /lib is a symlink to /lib64. PLD is an example.
17
18LINK-$(CONFIG_LD_SCRIPT_DYN) += -Wl,-rpath,/lib64
diff --git a/arch/um/include/sysdep-i386/stub.h b/arch/um/include/sysdep-i386/stub.h
index 6ba8cbbe0d..b492b12b4a 100644
--- a/arch/um/include/sysdep-i386/stub.h
+++ b/arch/um/include/sysdep-i386/stub.h
@@ -6,8 +6,12 @@
6#ifndef __SYSDEP_STUB_H 6#ifndef __SYSDEP_STUB_H
7#define __SYSDEP_STUB_H 7#define __SYSDEP_STUB_H
8 8
9#include <sys/mman.h>
9#include <asm/ptrace.h> 10#include <asm/ptrace.h>
10#include <asm/unistd.h> 11#include <asm/unistd.h>
12#include "stub-data.h"
13#include "kern_constants.h"
14#include "uml-config.h"
11 15
12extern void stub_segv_handler(int sig); 16extern void stub_segv_handler(int sig);
13extern void stub_clone_handler(void); 17extern void stub_clone_handler(void);
@@ -76,23 +80,22 @@ static inline long stub_syscall5(long syscall, long arg1, long arg2, long arg3,
76 return ret; 80 return ret;
77} 81}
78 82
79static inline long stub_syscall6(long syscall, long arg1, long arg2, long arg3, 83static inline void trap_myself(void)
80 long arg4, long arg5, long arg6)
81{ 84{
82 long ret; 85 __asm("int3");
83
84 __asm__ volatile ("push %%ebp ; movl %%eax,%%ebp ; movl %1,%%eax ; "
85 "int $0x80 ; pop %%ebp"
86 : "=a" (ret)
87 : "g" (syscall), "b" (arg1), "c" (arg2), "d" (arg3),
88 "S" (arg4), "D" (arg5), "0" (arg6));
89
90 return ret;
91} 86}
92 87
93static inline void trap_myself(void) 88static inline void remap_stack(int fd, unsigned long offset)
94{ 89{
95 __asm("int3"); 90 __asm__ volatile ("movl %%eax,%%ebp ; movl %0,%%eax ; int $0x80 ;"
91 "movl %7, %%ebx ; movl %%eax, (%%ebx)"
92 : : "g" (STUB_MMAP_NR), "b" (UML_CONFIG_STUB_DATA),
93 "c" (UM_KERN_PAGE_SIZE),
94 "d" (PROT_READ | PROT_WRITE),
95 "S" (MAP_FIXED | MAP_SHARED), "D" (fd),
96 "a" (offset),
97 "i" (&((struct stub_data *) UML_CONFIG_STUB_DATA)->err)
98 : "memory");
96} 99}
97 100
98#endif 101#endif
diff --git a/arch/um/include/sysdep-x86_64/stub.h b/arch/um/include/sysdep-x86_64/stub.h
index c41689c13d..92e989f817 100644
--- a/arch/um/include/sysdep-x86_64/stub.h
+++ b/arch/um/include/sysdep-x86_64/stub.h
@@ -6,8 +6,12 @@
6#ifndef __SYSDEP_STUB_H 6#ifndef __SYSDEP_STUB_H
7#define __SYSDEP_STUB_H 7#define __SYSDEP_STUB_H
8 8
9#include <sys/mman.h>
9#include <asm/unistd.h> 10#include <asm/unistd.h>
10#include <sysdep/ptrace_user.h> 11#include <sysdep/ptrace_user.h>
12#include "stub-data.h"
13#include "kern_constants.h"
14#include "uml-config.h"
11 15
12extern void stub_segv_handler(int sig); 16extern void stub_segv_handler(int sig);
13extern void stub_clone_handler(void); 17extern void stub_clone_handler(void);
@@ -81,23 +85,23 @@ static inline long stub_syscall5(long syscall, long arg1, long arg2, long arg3,
81 return ret; 85 return ret;
82} 86}
83 87
84static inline long stub_syscall6(long syscall, long arg1, long arg2, long arg3, 88static inline void trap_myself(void)
85 long arg4, long arg5, long arg6)
86{ 89{
87 long ret; 90 __asm("int3");
88
89 __asm__ volatile ("movq %5,%%r10 ; movq %6,%%r8 ; "
90 "movq %7, %%r9; " __syscall : "=a" (ret)
91 : "0" (syscall), "D" (arg1), "S" (arg2), "d" (arg3),
92 "g" (arg4), "g" (arg5), "g" (arg6)
93 : __syscall_clobber, "r10", "r8", "r9" );
94
95 return ret;
96} 91}
97 92
98static inline void trap_myself(void) 93static inline void remap_stack(long fd, unsigned long offset)
99{ 94{
100 __asm("int3"); 95 __asm__ volatile ("movq %4,%%r10 ; movq %5,%%r8 ; "
96 "movq %6, %%r9; " __syscall "; movq %7, %%rbx ; "
97 "movq %%rax, (%%rbx)":
98 : "a" (STUB_MMAP_NR), "D" (UML_CONFIG_STUB_DATA),
99 "S" (UM_KERN_PAGE_SIZE),
100 "d" (PROT_READ | PROT_WRITE),
101 "g" (MAP_FIXED | MAP_SHARED), "g" (fd),
102 "g" (offset),
103 "i" (&((struct stub_data *) UML_CONFIG_STUB_DATA)->err)
104 : __syscall_clobber, "r10", "r8", "r9" );
101} 105}
102 106
103#endif 107#endif
diff --git a/arch/um/kernel/skas/clone.c b/arch/um/kernel/skas/clone.c
index cb37ce9124..47b812b3bc 100644
--- a/arch/um/kernel/skas/clone.c
+++ b/arch/um/kernel/skas/clone.c
@@ -18,11 +18,10 @@
18 * on some systems. 18 * on some systems.
19 */ 19 */
20 20
21#define STUB_DATA(field) (((struct stub_data *) UML_CONFIG_STUB_DATA)->field)
22
23void __attribute__ ((__section__ (".__syscall_stub"))) 21void __attribute__ ((__section__ (".__syscall_stub")))
24stub_clone_handler(void) 22stub_clone_handler(void)
25{ 23{
24 struct stub_data *data = (struct stub_data *) UML_CONFIG_STUB_DATA;
26 long err; 25 long err;
27 26
28 err = stub_syscall2(__NR_clone, CLONE_PARENT | CLONE_FILES | SIGCHLD, 27 err = stub_syscall2(__NR_clone, CLONE_PARENT | CLONE_FILES | SIGCHLD,
@@ -35,17 +34,21 @@ stub_clone_handler(void)
35 if(err) 34 if(err)
36 goto out; 35 goto out;
37 36
38 err = stub_syscall3(__NR_setitimer, ITIMER_VIRTUAL, 37 err = stub_syscall3(__NR_setitimer, ITIMER_VIRTUAL,
39 (long) &STUB_DATA(timer), 0); 38 (long) &data->timer, 0);
40 if(err) 39 if(err)
41 goto out; 40 goto out;
42 41
43 err = stub_syscall6(STUB_MMAP_NR, UML_CONFIG_STUB_DATA, 42 remap_stack(data->fd, data->offset);
44 UM_KERN_PAGE_SIZE, PROT_READ | PROT_WRITE, 43 goto done;
45 MAP_FIXED | MAP_SHARED, STUB_DATA(fd), 44
46 STUB_DATA(offset));
47 out: 45 out:
48 /* save current result. Parent: pid; child: retcode of mmap */ 46 /* save current result.
49 STUB_DATA(err) = err; 47 * Parent: pid;
48 * child: retcode of mmap already saved and it jumps around this
49 * assignment
50 */
51 data->err = err;
52 done:
50 trap_myself(); 53 trap_myself();
51} 54}
diff --git a/arch/um/os-Linux/start_up.c b/arch/um/os-Linux/start_up.c
index 37517d49c4..29a9e3f437 100644
--- a/arch/um/os-Linux/start_up.c
+++ b/arch/um/os-Linux/start_up.c
@@ -116,16 +116,16 @@ static int stop_ptraced_child(int pid, void *stack, int exitcode,
116 if(!WIFEXITED(status) || (WEXITSTATUS(status) != exitcode)) { 116 if(!WIFEXITED(status) || (WEXITSTATUS(status) != exitcode)) {
117 int exit_with = WEXITSTATUS(status); 117 int exit_with = WEXITSTATUS(status);
118 if (exit_with == 2) 118 if (exit_with == 2)
119 printk("check_ptrace : child exited with status 2. " 119 printf("check_ptrace : child exited with status 2. "
120 "Serious trouble happening! Try updating your " 120 "Serious trouble happening! Try updating your "
121 "host skas patch!\nDisabling SYSEMU support."); 121 "host skas patch!\nDisabling SYSEMU support.");
122 printk("check_ptrace : child exited with exitcode %d, while " 122 printf("check_ptrace : child exited with exitcode %d, while "
123 "expecting %d; status 0x%x", exit_with, 123 "expecting %d; status 0x%x", exit_with,
124 exitcode, status); 124 exitcode, status);
125 if (mustpanic) 125 if (mustpanic)
126 panic("\n"); 126 panic("\n");
127 else 127 else
128 printk("\n"); 128 printf("\n");
129 ret = -1; 129 ret = -1;
130 } 130 }
131 131
@@ -183,7 +183,7 @@ static void __init check_sysemu(void)
183 void *stack; 183 void *stack;
184 int pid, n, status, count=0; 184 int pid, n, status, count=0;
185 185
186 printk("Checking syscall emulation patch for ptrace..."); 186 printf("Checking syscall emulation patch for ptrace...");
187 sysemu_supported = 0; 187 sysemu_supported = 0;
188 pid = start_ptraced_child(&stack); 188 pid = start_ptraced_child(&stack);
189 189
@@ -207,10 +207,10 @@ static void __init check_sysemu(void)
207 goto fail_stopped; 207 goto fail_stopped;
208 208
209 sysemu_supported = 1; 209 sysemu_supported = 1;
210 printk("OK\n"); 210 printf("OK\n");
211 set_using_sysemu(!force_sysemu_disabled); 211 set_using_sysemu(!force_sysemu_disabled);
212 212
213 printk("Checking advanced syscall emulation patch for ptrace..."); 213 printf("Checking advanced syscall emulation patch for ptrace...");
214 pid = start_ptraced_child(&stack); 214 pid = start_ptraced_child(&stack);
215 215
216 if(ptrace(PTRACE_OLDSETOPTIONS, pid, 0, 216 if(ptrace(PTRACE_OLDSETOPTIONS, pid, 0,
@@ -246,7 +246,7 @@ static void __init check_sysemu(void)
246 goto fail_stopped; 246 goto fail_stopped;
247 247
248 sysemu_supported = 2; 248 sysemu_supported = 2;
249 printk("OK\n"); 249 printf("OK\n");
250 250
251 if ( !force_sysemu_disabled ) 251 if ( !force_sysemu_disabled )
252 set_using_sysemu(sysemu_supported); 252 set_using_sysemu(sysemu_supported);
@@ -255,7 +255,7 @@ static void __init check_sysemu(void)
255fail: 255fail:
256 stop_ptraced_child(pid, stack, 1, 0); 256 stop_ptraced_child(pid, stack, 1, 0);
257fail_stopped: 257fail_stopped:
258 printk("missing\n"); 258 printf("missing\n");
259} 259}
260 260
261static void __init check_ptrace(void) 261static void __init check_ptrace(void)
@@ -263,7 +263,7 @@ static void __init check_ptrace(void)
263 void *stack; 263 void *stack;
264 int pid, syscall, n, status; 264 int pid, syscall, n, status;
265 265
266 printk("Checking that ptrace can change system call numbers..."); 266 printf("Checking that ptrace can change system call numbers...");
267 pid = start_ptraced_child(&stack); 267 pid = start_ptraced_child(&stack);
268 268
269 if(ptrace(PTRACE_OLDSETOPTIONS, pid, 0, (void *)PTRACE_O_TRACESYSGOOD) < 0) 269 if(ptrace(PTRACE_OLDSETOPTIONS, pid, 0, (void *)PTRACE_O_TRACESYSGOOD) < 0)
@@ -292,7 +292,7 @@ static void __init check_ptrace(void)
292 } 292 }
293 } 293 }
294 stop_ptraced_child(pid, stack, 0, 1); 294 stop_ptraced_child(pid, stack, 0, 1);
295 printk("OK\n"); 295 printf("OK\n");
296 check_sysemu(); 296 check_sysemu();
297} 297}
298 298
@@ -472,6 +472,8 @@ int can_do_skas(void)
472 472
473int have_devanon = 0; 473int have_devanon = 0;
474 474
475/* Runs on boot kernel stack - already safe to use printk. */
476
475void check_devanon(void) 477void check_devanon(void)
476{ 478{
477 int fd; 479 int fd;
diff --git a/arch/um/os-Linux/user_syms.c b/arch/um/os-Linux/user_syms.c
index 56d3f87092..8da6ab3115 100644
--- a/arch/um/os-Linux/user_syms.c
+++ b/arch/um/os-Linux/user_syms.c
@@ -34,6 +34,11 @@ EXPORT_SYMBOL(strstr);
34 int sym(void); \ 34 int sym(void); \
35 EXPORT_SYMBOL(sym); 35 EXPORT_SYMBOL(sym);
36 36
37extern void readdir64(void) __attribute__((weak));
38EXPORT_SYMBOL(readdir64);
39extern void truncate64(void) __attribute__((weak));
40EXPORT_SYMBOL(truncate64);
41
37#ifdef SUBARCH_i386 42#ifdef SUBARCH_i386
38EXPORT_SYMBOL(vsyscall_ehdr); 43EXPORT_SYMBOL(vsyscall_ehdr);
39EXPORT_SYMBOL(vsyscall_end); 44EXPORT_SYMBOL(vsyscall_end);
diff --git a/arch/um/scripts/Makefile.rules b/arch/um/scripts/Makefile.rules
index b3fbf12570..2e41cabd3d 100644
--- a/arch/um/scripts/Makefile.rules
+++ b/arch/um/scripts/Makefile.rules
@@ -21,11 +21,6 @@ define unprofile
21endef 21endef
22 22
23 23
24# The stubs and unmap.o can't try to call mcount or update basic block data
25define unprofile
26 $(patsubst -pg,,$(patsubst -fprofile-arcs -ftest-coverage,,$(1)))
27endef
28
29# cmd_make_link checks to see if the $(foo-dir) variable starts with a /. If 24# cmd_make_link checks to see if the $(foo-dir) variable starts with a /. If
30# so, it's considered to be a path relative to $(srcdir) rather than 25# so, it's considered to be a path relative to $(srcdir) rather than
31# $(srcdir)/arch/$(SUBARCH). This is because x86_64 wants to get ldt.c from 26# $(srcdir)/arch/$(SUBARCH). This is because x86_64 wants to get ldt.c from
diff --git a/arch/um/sys-i386/Makefile b/arch/um/sys-i386/Makefile
index 150059dbee..f5fd5b0156 100644
--- a/arch/um/sys-i386/Makefile
+++ b/arch/um/sys-i386/Makefile
@@ -1,6 +1,8 @@
1obj-y = bitops.o bugs.o checksum.o delay.o fault.o ksyms.o ldt.o ptrace.o \ 1obj-y := bitops.o bugs.o checksum.o delay.o fault.o ksyms.o ldt.o ptrace.o \
2 ptrace_user.o semaphore.o signal.o sigcontext.o stub.o stub_segv.o \ 2 ptrace_user.o semaphore.o signal.o sigcontext.o syscalls.o sysrq.o \
3 syscalls.o sysrq.o sys_call_table.o 3 sys_call_table.o
4
5obj-$(CONFIG_MODE_SKAS) += stub.o stub_segv.o
4 6
5obj-$(CONFIG_HIGHMEM) += highmem.o 7obj-$(CONFIG_HIGHMEM) += highmem.o
6obj-$(CONFIG_MODULES) += module.o 8obj-$(CONFIG_MODULES) += module.o
diff --git a/arch/um/sys-x86_64/Makefile b/arch/um/sys-x86_64/Makefile
index 00b2025427..a351091fbd 100644
--- a/arch/um/sys-x86_64/Makefile
+++ b/arch/um/sys-x86_64/Makefile
@@ -6,8 +6,9 @@
6 6
7#XXX: why into lib-y? 7#XXX: why into lib-y?
8lib-y = bitops.o bugs.o csum-partial.o delay.o fault.o ldt.o mem.o memcpy.o \ 8lib-y = bitops.o bugs.o csum-partial.o delay.o fault.o ldt.o mem.o memcpy.o \
9 ptrace.o ptrace_user.o sigcontext.o signal.o stub.o \ 9 ptrace.o ptrace_user.o sigcontext.o signal.o syscalls.o \
10 stub_segv.o syscalls.o syscall_table.o sysrq.o thunk.o 10 syscall_table.o sysrq.o thunk.o
11lib-$(CONFIG_MODE_SKAS) += stub.o stub_segv.o
11 12
12obj-y := ksyms.o 13obj-y := ksyms.o
13obj-$(CONFIG_MODULES) += module.o um_module.o 14obj-$(CONFIG_MODULES) += module.o um_module.o
diff --git a/arch/x86_64/ia32/ia32_binfmt.c b/arch/x86_64/ia32/ia32_binfmt.c
index 830feb272e..2b760d0d9c 100644
--- a/arch/x86_64/ia32/ia32_binfmt.c
+++ b/arch/x86_64/ia32/ia32_binfmt.c
@@ -217,8 +217,7 @@ elf_core_copy_task_fpregs(struct task_struct *tsk, struct pt_regs *regs, elf_fpr
217 if (!tsk_used_math(tsk)) 217 if (!tsk_used_math(tsk))
218 return 0; 218 return 0;
219 if (!regs) 219 if (!regs)
220 regs = (struct pt_regs *)tsk->thread.rsp0; 220 regs = ((struct pt_regs *)tsk->thread.rsp0) - 1;
221 --regs;
222 if (tsk == current) 221 if (tsk == current)
223 unlazy_fpu(tsk); 222 unlazy_fpu(tsk);
224 set_fs(KERNEL_DS); 223 set_fs(KERNEL_DS);
diff --git a/arch/x86_64/kernel/smpboot.c b/arch/x86_64/kernel/smpboot.c
index 683c33f7b9..ecbd7b83ac 100644
--- a/arch/x86_64/kernel/smpboot.c
+++ b/arch/x86_64/kernel/smpboot.c
@@ -1181,7 +1181,7 @@ int __cpu_disable(void)
1181 if (cpu == 0) 1181 if (cpu == 0)
1182 return -EBUSY; 1182 return -EBUSY;
1183 1183
1184 disable_APIC_timer(); 1184 clear_local_APIC();
1185 1185
1186 /* 1186 /*
1187 * HACK: 1187 * HACK:
diff --git a/arch/x86_64/kernel/time.c b/arch/x86_64/kernel/time.c
index fdaddc4e52..74102796e5 100644
--- a/arch/x86_64/kernel/time.c
+++ b/arch/x86_64/kernel/time.c
@@ -59,7 +59,7 @@ static int notsc __initdata = 0;
59unsigned int cpu_khz; /* TSC clocks / usec, not used here */ 59unsigned int cpu_khz; /* TSC clocks / usec, not used here */
60static unsigned long hpet_period; /* fsecs / HPET clock */ 60static unsigned long hpet_period; /* fsecs / HPET clock */
61unsigned long hpet_tick; /* HPET clocks / interrupt */ 61unsigned long hpet_tick; /* HPET clocks / interrupt */
62static int hpet_use_timer; 62static int hpet_use_timer; /* Use counter of hpet for time keeping, otherwise PIT */
63unsigned long vxtime_hz = PIT_TICK_RATE; 63unsigned long vxtime_hz = PIT_TICK_RATE;
64int report_lost_ticks; /* command line option */ 64int report_lost_ticks; /* command line option */
65unsigned long long monotonic_base; 65unsigned long long monotonic_base;
@@ -908,12 +908,14 @@ void __init time_init(void)
908 if (!hpet_init()) 908 if (!hpet_init())
909 vxtime_hz = (1000000000000000L + hpet_period / 2) / 909 vxtime_hz = (1000000000000000L + hpet_period / 2) /
910 hpet_period; 910 hpet_period;
911 else
912 vxtime.hpet_address = 0;
911 913
912 if (hpet_use_timer) { 914 if (hpet_use_timer) {
913 cpu_khz = hpet_calibrate_tsc(); 915 cpu_khz = hpet_calibrate_tsc();
914 timename = "HPET"; 916 timename = "HPET";
915#ifdef CONFIG_X86_PM_TIMER 917#ifdef CONFIG_X86_PM_TIMER
916 } else if (pmtmr_ioport) { 918 } else if (pmtmr_ioport && !vxtime.hpet_address) {
917 vxtime_hz = PM_TIMER_FREQUENCY; 919 vxtime_hz = PM_TIMER_FREQUENCY;
918 timename = "PM"; 920 timename = "PM";
919 pit_init(); 921 pit_init();
diff --git a/arch/x86_64/mm/init.c b/arch/x86_64/mm/init.c
index 286f6a624c..c016dfe847 100644
--- a/arch/x86_64/mm/init.c
+++ b/arch/x86_64/mm/init.c
@@ -348,7 +348,7 @@ size_zones(unsigned long *z, unsigned long *h,
348 } 348 }
349 349
350 /* Compute holes */ 350 /* Compute holes */
351 w = 0; 351 w = start_pfn;
352 for (i = 0; i < MAX_NR_ZONES; i++) { 352 for (i = 0; i < MAX_NR_ZONES; i++) {
353 unsigned long s = w; 353 unsigned long s = w;
354 w += z[i]; 354 w += z[i];
diff --git a/arch/x86_64/mm/ioremap.c b/arch/x86_64/mm/ioremap.c
index ecf7acb5db..ae20706420 100644
--- a/arch/x86_64/mm/ioremap.c
+++ b/arch/x86_64/mm/ioremap.c
@@ -247,9 +247,15 @@ void __iomem *ioremap_nocache (unsigned long phys_addr, unsigned long size)
247 return __ioremap(phys_addr, size, _PAGE_PCD); 247 return __ioremap(phys_addr, size, _PAGE_PCD);
248} 248}
249 249
250/**
251 * iounmap - Free a IO remapping
252 * @addr: virtual address from ioremap_*
253 *
254 * Caller must ensure there is only one unmapping for the same pointer.
255 */
250void iounmap(volatile void __iomem *addr) 256void iounmap(volatile void __iomem *addr)
251{ 257{
252 struct vm_struct *p; 258 struct vm_struct *p, *o;
253 259
254 if (addr <= high_memory) 260 if (addr <= high_memory)
255 return; 261 return;
@@ -257,12 +263,31 @@ void iounmap(volatile void __iomem *addr)
257 addr < phys_to_virt(ISA_END_ADDRESS)) 263 addr < phys_to_virt(ISA_END_ADDRESS))
258 return; 264 return;
259 265
260 write_lock(&vmlist_lock); 266 addr = (volatile void __iomem *)(PAGE_MASK & (unsigned long __force)addr);
261 p = __remove_vm_area((void *)((unsigned long)addr & PAGE_MASK)); 267 /* Use the vm area unlocked, assuming the caller
262 if (!p) 268 ensures there isn't another iounmap for the same address
269 in parallel. Reuse of the virtual address is prevented by
270 leaving it in the global lists until we're done with it.
271 cpa takes care of the direct mappings. */
272 read_lock(&vmlist_lock);
273 for (p = vmlist; p; p = p->next) {
274 if (p->addr == addr)
275 break;
276 }
277 read_unlock(&vmlist_lock);
278
279 if (!p) {
263 printk("iounmap: bad address %p\n", addr); 280 printk("iounmap: bad address %p\n", addr);
264 else if (p->flags >> 20) 281 dump_stack();
282 return;
283 }
284
285 /* Reset the direct mapping. Can block */
286 if (p->flags >> 20)
265 ioremap_change_attr(p->phys_addr, p->size, 0); 287 ioremap_change_attr(p->phys_addr, p->size, 0);
266 write_unlock(&vmlist_lock); 288
289 /* Finally remove it */
290 o = remove_vm_area((void *)addr);
291 BUG_ON(p != o || o == NULL);
267 kfree(p); 292 kfree(p);
268} 293}
diff --git a/arch/x86_64/mm/numa.c b/arch/x86_64/mm/numa.c
index a828a01739..15b67d2760 100644
--- a/arch/x86_64/mm/numa.c
+++ b/arch/x86_64/mm/numa.c
@@ -53,6 +53,8 @@ static int __init populate_memnodemap(
53 int res = -1; 53 int res = -1;
54 unsigned long addr, end; 54 unsigned long addr, end;
55 55
56 if (shift >= 64)
57 return -1;
56 memset(memnodemap, 0xff, sizeof(memnodemap)); 58 memset(memnodemap, 0xff, sizeof(memnodemap));
57 for (i = 0; i < numnodes; i++) { 59 for (i = 0; i < numnodes; i++) {
58 addr = nodes[i].start; 60 addr = nodes[i].start;
@@ -65,7 +67,7 @@ static int __init populate_memnodemap(
65 if (memnodemap[addr >> shift] != 0xff) 67 if (memnodemap[addr >> shift] != 0xff)
66 return -1; 68 return -1;
67 memnodemap[addr >> shift] = i; 69 memnodemap[addr >> shift] = i;
68 addr += (1 << shift); 70 addr += (1UL << shift);
69 } while (addr < end); 71 } while (addr < end);
70 res = 1; 72 res = 1;
71 } 73 }
diff --git a/arch/x86_64/pci/Makefile b/arch/x86_64/pci/Makefile
index bb34e5ef91..a8f75a2a0f 100644
--- a/arch/x86_64/pci/Makefile
+++ b/arch/x86_64/pci/Makefile
@@ -11,7 +11,7 @@ obj-y += fixup.o
11obj-$(CONFIG_ACPI) += acpi.o 11obj-$(CONFIG_ACPI) += acpi.o
12obj-y += legacy.o irq.o common.o 12obj-y += legacy.o irq.o common.o
13# mmconfig has a 64bit special 13# mmconfig has a 64bit special
14obj-$(CONFIG_PCI_MMCONFIG) += mmconfig.o 14obj-$(CONFIG_PCI_MMCONFIG) += mmconfig.o direct.o
15 15
16obj-$(CONFIG_NUMA) += k8-bus.o 16obj-$(CONFIG_NUMA) += k8-bus.o
17 17
diff --git a/arch/x86_64/pci/mmconfig.c b/arch/x86_64/pci/mmconfig.c
index a0838c4a94..f16c0d57c5 100644
--- a/arch/x86_64/pci/mmconfig.c
+++ b/arch/x86_64/pci/mmconfig.c
@@ -8,18 +8,21 @@
8#include <linux/pci.h> 8#include <linux/pci.h>
9#include <linux/init.h> 9#include <linux/init.h>
10#include <linux/acpi.h> 10#include <linux/acpi.h>
11#include <linux/bitmap.h>
11#include "pci.h" 12#include "pci.h"
12 13
13#define MMCONFIG_APER_SIZE (256*1024*1024) 14#define MMCONFIG_APER_SIZE (256*1024*1024)
14 15
16static DECLARE_BITMAP(fallback_slots, 32);
17
15/* Static virtual mapping of the MMCONFIG aperture */ 18/* Static virtual mapping of the MMCONFIG aperture */
16struct mmcfg_virt { 19struct mmcfg_virt {
17 struct acpi_table_mcfg_config *cfg; 20 struct acpi_table_mcfg_config *cfg;
18 char *virt; 21 char __iomem *virt;
19}; 22};
20static struct mmcfg_virt *pci_mmcfg_virt; 23static struct mmcfg_virt *pci_mmcfg_virt;
21 24
22static char *get_virt(unsigned int seg, int bus) 25static char __iomem *get_virt(unsigned int seg, unsigned bus)
23{ 26{
24 int cfg_num = -1; 27 int cfg_num = -1;
25 struct acpi_table_mcfg_config *cfg; 28 struct acpi_table_mcfg_config *cfg;
@@ -27,10 +30,9 @@ static char *get_virt(unsigned int seg, int bus)
27 while (1) { 30 while (1) {
28 ++cfg_num; 31 ++cfg_num;
29 if (cfg_num >= pci_mmcfg_config_num) { 32 if (cfg_num >= pci_mmcfg_config_num) {
30 /* something bad is going on, no cfg table is found. */ 33 /* Not found - fall back to type 1. This happens
31 /* so we fall back to the old way we used to do this */ 34 e.g. on the internal devices of a K8 northbridge. */
32 /* and just rely on the first entry to be correct. */ 35 return NULL;
33 return pci_mmcfg_virt[0].virt;
34 } 36 }
35 cfg = pci_mmcfg_virt[cfg_num].cfg; 37 cfg = pci_mmcfg_virt[cfg_num].cfg;
36 if (cfg->pci_segment_group_number != seg) 38 if (cfg->pci_segment_group_number != seg)
@@ -41,20 +43,30 @@ static char *get_virt(unsigned int seg, int bus)
41 } 43 }
42} 44}
43 45
44static inline char *pci_dev_base(unsigned int seg, unsigned int bus, unsigned int devfn) 46static char __iomem *pci_dev_base(unsigned int seg, unsigned int bus, unsigned int devfn)
45{ 47{
46 48 char __iomem *addr;
47 return get_virt(seg, bus) + ((bus << 20) | (devfn << 12)); 49 if (seg == 0 && bus == 0 && test_bit(PCI_SLOT(devfn), &fallback_slots))
50 return NULL;
51 addr = get_virt(seg, bus);
52 if (!addr)
53 return NULL;
54 return addr + ((bus << 20) | (devfn << 12));
48} 55}
49 56
50static int pci_mmcfg_read(unsigned int seg, unsigned int bus, 57static int pci_mmcfg_read(unsigned int seg, unsigned int bus,
51 unsigned int devfn, int reg, int len, u32 *value) 58 unsigned int devfn, int reg, int len, u32 *value)
52{ 59{
53 char *addr = pci_dev_base(seg, bus, devfn); 60 char __iomem *addr;
54 61
62 /* Why do we have this when nobody checks it. How about a BUG()!? -AK */
55 if (unlikely(!value || (bus > 255) || (devfn > 255) || (reg > 4095))) 63 if (unlikely(!value || (bus > 255) || (devfn > 255) || (reg > 4095)))
56 return -EINVAL; 64 return -EINVAL;
57 65
66 addr = pci_dev_base(seg, bus, devfn);
67 if (!addr)
68 return pci_conf1_read(seg,bus,devfn,reg,len,value);
69
58 switch (len) { 70 switch (len) {
59 case 1: 71 case 1:
60 *value = readb(addr + reg); 72 *value = readb(addr + reg);
@@ -73,11 +85,16 @@ static int pci_mmcfg_read(unsigned int seg, unsigned int bus,
73static int pci_mmcfg_write(unsigned int seg, unsigned int bus, 85static int pci_mmcfg_write(unsigned int seg, unsigned int bus,
74 unsigned int devfn, int reg, int len, u32 value) 86 unsigned int devfn, int reg, int len, u32 value)
75{ 87{
76 char *addr = pci_dev_base(seg, bus, devfn); 88 char __iomem *addr;
77 89
90 /* Why do we have this when nobody checks it. How about a BUG()!? -AK */
78 if (unlikely((bus > 255) || (devfn > 255) || (reg > 4095))) 91 if (unlikely((bus > 255) || (devfn > 255) || (reg > 4095)))
79 return -EINVAL; 92 return -EINVAL;
80 93
94 addr = pci_dev_base(seg, bus, devfn);
95 if (!addr)
96 return pci_conf1_write(seg,bus,devfn,reg,len,value);
97
81 switch (len) { 98 switch (len) {
82 case 1: 99 case 1:
83 writeb(value, addr + reg); 100 writeb(value, addr + reg);
@@ -98,6 +115,30 @@ static struct pci_raw_ops pci_mmcfg = {
98 .write = pci_mmcfg_write, 115 .write = pci_mmcfg_write,
99}; 116};
100 117
118/* K8 systems have some devices (typically in the builtin northbridge)
119 that are only accessible using type1
120 Normally this can be expressed in the MCFG by not listing them
121 and assigning suitable _SEGs, but this isn't implemented in some BIOS.
122 Instead try to discover all devices on bus 0 that are unreachable using MM
123 and fallback for them.
124 We only do this for bus 0/seg 0 */
125static __init void unreachable_devices(void)
126{
127 int i;
128 for (i = 0; i < 32; i++) {
129 u32 val1;
130 char __iomem *addr;
131
132 pci_conf1_read(0, 0, PCI_DEVFN(i,0), 0, 4, &val1);
133 if (val1 == 0xffffffff)
134 continue;
135 addr = pci_dev_base(0, 0, PCI_DEVFN(i, 0));
136 if (addr == NULL|| readl(addr) != val1) {
137 set_bit(i, &fallback_slots);
138 }
139 }
140}
141
101static int __init pci_mmcfg_init(void) 142static int __init pci_mmcfg_init(void)
102{ 143{
103 int i; 144 int i;
@@ -128,6 +169,8 @@ static int __init pci_mmcfg_init(void)
128 printk(KERN_INFO "PCI: Using MMCONFIG at %x\n", pci_mmcfg_config[i].base_address); 169 printk(KERN_INFO "PCI: Using MMCONFIG at %x\n", pci_mmcfg_config[i].base_address);
129 } 170 }
130 171
172 unreachable_devices();
173
131 raw_pci_ops = &pci_mmcfg; 174 raw_pci_ops = &pci_mmcfg;
132 pci_probe = (pci_probe & ~PCI_PROBE_MASK) | PCI_PROBE_MMCONF; 175 pci_probe = (pci_probe & ~PCI_PROBE_MASK) | PCI_PROBE_MMCONF;
133 176
generated by cgit v1.2.2 (git 2.25.0) at 2025-03-30 08:29:20 -0400