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authorDavid S. Miller <davem@davemloft.net>2009-06-15 06:02:23 -0400
committerDavid S. Miller <davem@davemloft.net>2009-06-15 06:02:23 -0400
commit9cbc1cb8cd46ce1f7645b9de249b2ce8460129bb (patch)
tree8d104ec2a459346b99413b0b77421ca7b9936c1a /arch/sparc
parentca44d6e60f9de26281fda203f58b570e1748c015 (diff)
parent45e3e1935e2857c54783291107d33323b3ef33c8 (diff)
Merge branch 'master' of master.kernel.org:/pub/scm/linux/kernel/git/torvalds/linux-2.6
Conflicts: Documentation/feature-removal-schedule.txt drivers/scsi/fcoe/fcoe.c net/core/drop_monitor.c net/core/net-traces.c
Diffstat (limited to 'arch/sparc')
-rw-r--r--arch/sparc/include/asm/atomic_32.h2
-rw-r--r--arch/sparc/include/asm/atomic_64.h2
-rw-r--r--arch/sparc/include/asm/bitsperlong.h13
-rw-r--r--arch/sparc/include/asm/elf_64.h5
-rw-r--r--arch/sparc/include/asm/mman.h2
-rw-r--r--arch/sparc/include/asm/page_32.h2
-rw-r--r--arch/sparc/include/asm/page_64.h2
-rw-r--r--arch/sparc/include/asm/signal.h2
-rw-r--r--arch/sparc/include/asm/thread_info_64.h4
-rw-r--r--arch/sparc/include/asm/types.h4
-rw-r--r--arch/sparc/include/asm/uaccess_32.h3
-rw-r--r--arch/sparc/include/asm/uaccess_64.h2
-rw-r--r--arch/sparc/kernel/irq_64.c12
-rw-r--r--arch/sparc/kernel/module.c2
-rw-r--r--arch/sparc/lib/csum_copy_from_user.S2
-rw-r--r--arch/sparc/lib/csum_copy_to_user.S2
-rw-r--r--arch/sparc/mm/extable.c29
17 files changed, 68 insertions, 22 deletions
diff --git a/arch/sparc/include/asm/atomic_32.h b/arch/sparc/include/asm/atomic_32.h
index bb91b1248cd1..f0d343c3b956 100644
--- a/arch/sparc/include/asm/atomic_32.h
+++ b/arch/sparc/include/asm/atomic_32.h
@@ -161,5 +161,5 @@ static inline int __atomic24_sub(int i, atomic24_t *v)
161 161
162#endif /* !(__KERNEL__) */ 162#endif /* !(__KERNEL__) */
163 163
164#include <asm-generic/atomic.h> 164#include <asm-generic/atomic-long.h>
165#endif /* !(__ARCH_SPARC_ATOMIC__) */ 165#endif /* !(__ARCH_SPARC_ATOMIC__) */
diff --git a/arch/sparc/include/asm/atomic_64.h b/arch/sparc/include/asm/atomic_64.h
index a0a706492696..f2e48009989e 100644
--- a/arch/sparc/include/asm/atomic_64.h
+++ b/arch/sparc/include/asm/atomic_64.h
@@ -114,5 +114,5 @@ static inline int atomic64_add_unless(atomic64_t *v, long a, long u)
114#define smp_mb__before_atomic_inc() barrier() 114#define smp_mb__before_atomic_inc() barrier()
115#define smp_mb__after_atomic_inc() barrier() 115#define smp_mb__after_atomic_inc() barrier()
116 116
117#include <asm-generic/atomic.h> 117#include <asm-generic/atomic-long.h>
118#endif /* !(__ARCH_SPARC64_ATOMIC__) */ 118#endif /* !(__ARCH_SPARC64_ATOMIC__) */
diff --git a/arch/sparc/include/asm/bitsperlong.h b/arch/sparc/include/asm/bitsperlong.h
new file mode 100644
index 000000000000..40dcaa3aaa56
--- /dev/null
+++ b/arch/sparc/include/asm/bitsperlong.h
@@ -0,0 +1,13 @@
1#ifndef __ASM_ALPHA_BITSPERLONG_H
2#define __ASM_ALPHA_BITSPERLONG_H
3
4#if defined(__sparc__) && defined(__arch64__)
5#define __BITS_PER_LONG 64
6#else
7#define __BITS_PER_LONG 32
8#endif
9
10#include <asm-generic/bitsperlong.h>
11
12#endif /* __ASM_ALPHA_BITSPERLONG_H */
13
diff --git a/arch/sparc/include/asm/elf_64.h b/arch/sparc/include/asm/elf_64.h
index 425c2f9be6d5..d42e393078c4 100644
--- a/arch/sparc/include/asm/elf_64.h
+++ b/arch/sparc/include/asm/elf_64.h
@@ -208,8 +208,9 @@ do { unsigned long new_flags = current_thread_info()->flags; \
208 else \ 208 else \
209 clear_thread_flag(TIF_ABI_PENDING); \ 209 clear_thread_flag(TIF_ABI_PENDING); \
210 /* flush_thread will update pgd cache */ \ 210 /* flush_thread will update pgd cache */ \
211 if (current->personality != PER_LINUX32) \ 211 if (personality(current->personality) != PER_LINUX32) \
212 set_personality(PER_LINUX); \ 212 set_personality(PER_LINUX | \
213 (current->personality & (~PER_MASK))); \
213} while (0) 214} while (0)
214 215
215#endif /* !(__ASM_SPARC64_ELF_H) */ 216#endif /* !(__ASM_SPARC64_ELF_H) */
diff --git a/arch/sparc/include/asm/mman.h b/arch/sparc/include/asm/mman.h
index fdfbbf0a4736..988192e8e956 100644
--- a/arch/sparc/include/asm/mman.h
+++ b/arch/sparc/include/asm/mman.h
@@ -1,7 +1,7 @@
1#ifndef __SPARC_MMAN_H__ 1#ifndef __SPARC_MMAN_H__
2#define __SPARC_MMAN_H__ 2#define __SPARC_MMAN_H__
3 3
4#include <asm-generic/mman.h> 4#include <asm-generic/mman-common.h>
5 5
6/* SunOS'ified... */ 6/* SunOS'ified... */
7 7
diff --git a/arch/sparc/include/asm/page_32.h b/arch/sparc/include/asm/page_32.h
index d1806edc0958..f72080bdda94 100644
--- a/arch/sparc/include/asm/page_32.h
+++ b/arch/sparc/include/asm/page_32.h
@@ -152,6 +152,6 @@ extern unsigned long pfn_base;
152 VM_MAYREAD | VM_MAYWRITE | VM_MAYEXEC) 152 VM_MAYREAD | VM_MAYWRITE | VM_MAYEXEC)
153 153
154#include <asm-generic/memory_model.h> 154#include <asm-generic/memory_model.h>
155#include <asm-generic/page.h> 155#include <asm-generic/getorder.h>
156 156
157#endif /* _SPARC_PAGE_H */ 157#endif /* _SPARC_PAGE_H */
diff --git a/arch/sparc/include/asm/page_64.h b/arch/sparc/include/asm/page_64.h
index 4274ed13ddb2..f0d09b401036 100644
--- a/arch/sparc/include/asm/page_64.h
+++ b/arch/sparc/include/asm/page_64.h
@@ -132,6 +132,6 @@ typedef struct page *pgtable_t;
132#define VM_DATA_DEFAULT_FLAGS (VM_READ | VM_WRITE | VM_EXEC | \ 132#define VM_DATA_DEFAULT_FLAGS (VM_READ | VM_WRITE | VM_EXEC | \
133 VM_MAYREAD | VM_MAYWRITE | VM_MAYEXEC) 133 VM_MAYREAD | VM_MAYWRITE | VM_MAYEXEC)
134 134
135#include <asm-generic/page.h> 135#include <asm-generic/getorder.h>
136 136
137#endif /* _SPARC64_PAGE_H */ 137#endif /* _SPARC64_PAGE_H */
diff --git a/arch/sparc/include/asm/signal.h b/arch/sparc/include/asm/signal.h
index cba45206b7f2..e49b828a2471 100644
--- a/arch/sparc/include/asm/signal.h
+++ b/arch/sparc/include/asm/signal.h
@@ -176,7 +176,7 @@ struct sigstack {
176#define SA_STATIC_ALLOC 0x8000 176#define SA_STATIC_ALLOC 0x8000
177#endif 177#endif
178 178
179#include <asm-generic/signal.h> 179#include <asm-generic/signal-defs.h>
180 180
181struct __new_sigaction { 181struct __new_sigaction {
182 __sighandler_t sa_handler; 182 __sighandler_t sa_handler;
diff --git a/arch/sparc/include/asm/thread_info_64.h b/arch/sparc/include/asm/thread_info_64.h
index 639ac805448a..65865726b283 100644
--- a/arch/sparc/include/asm/thread_info_64.h
+++ b/arch/sparc/include/asm/thread_info_64.h
@@ -102,8 +102,8 @@ struct thread_info {
102#define TI_KERN_CNTD1 0x00000488 102#define TI_KERN_CNTD1 0x00000488
103#define TI_PCR 0x00000490 103#define TI_PCR 0x00000490
104#define TI_RESTART_BLOCK 0x00000498 104#define TI_RESTART_BLOCK 0x00000498
105#define TI_KUNA_REGS 0x000004c0 105#define TI_KUNA_REGS 0x000004c8
106#define TI_KUNA_INSN 0x000004c8 106#define TI_KUNA_INSN 0x000004d0
107#define TI_FPREGS 0x00000500 107#define TI_FPREGS 0x00000500
108 108
109/* We embed this in the uppermost byte of thread_info->flags */ 109/* We embed this in the uppermost byte of thread_info->flags */
diff --git a/arch/sparc/include/asm/types.h b/arch/sparc/include/asm/types.h
index 2237118825d0..de671d73baed 100644
--- a/arch/sparc/include/asm/types.h
+++ b/arch/sparc/include/asm/types.h
@@ -21,8 +21,6 @@ typedef unsigned short umode_t;
21 21
22#ifdef __KERNEL__ 22#ifdef __KERNEL__
23 23
24#define BITS_PER_LONG 64
25
26#ifndef __ASSEMBLY__ 24#ifndef __ASSEMBLY__
27 25
28/* Dma addresses come in generic and 64-bit flavours. */ 26/* Dma addresses come in generic and 64-bit flavours. */
@@ -46,8 +44,6 @@ typedef unsigned short umode_t;
46 44
47#ifdef __KERNEL__ 45#ifdef __KERNEL__
48 46
49#define BITS_PER_LONG 32
50
51#ifndef __ASSEMBLY__ 47#ifndef __ASSEMBLY__
52 48
53typedef u32 dma_addr_t; 49typedef u32 dma_addr_t;
diff --git a/arch/sparc/include/asm/uaccess_32.h b/arch/sparc/include/asm/uaccess_32.h
index 47d5619d43fa..8303ac481034 100644
--- a/arch/sparc/include/asm/uaccess_32.h
+++ b/arch/sparc/include/asm/uaccess_32.h
@@ -17,6 +17,9 @@
17 17
18#ifndef __ASSEMBLY__ 18#ifndef __ASSEMBLY__
19 19
20#define ARCH_HAS_SORT_EXTABLE
21#define ARCH_HAS_SEARCH_EXTABLE
22
20/* Sparc is not segmented, however we need to be able to fool access_ok() 23/* Sparc is not segmented, however we need to be able to fool access_ok()
21 * when doing system calls from kernel mode legitimately. 24 * when doing system calls from kernel mode legitimately.
22 * 25 *
diff --git a/arch/sparc/include/asm/uaccess_64.h b/arch/sparc/include/asm/uaccess_64.h
index c64e767a3e4b..a38c03238918 100644
--- a/arch/sparc/include/asm/uaccess_64.h
+++ b/arch/sparc/include/asm/uaccess_64.h
@@ -12,7 +12,7 @@
12#include <asm/asi.h> 12#include <asm/asi.h>
13#include <asm/system.h> 13#include <asm/system.h>
14#include <asm/spitfire.h> 14#include <asm/spitfire.h>
15#include <asm-generic/uaccess.h> 15#include <asm-generic/uaccess-unaligned.h>
16#endif 16#endif
17 17
18#ifndef __ASSEMBLY__ 18#ifndef __ASSEMBLY__
diff --git a/arch/sparc/kernel/irq_64.c b/arch/sparc/kernel/irq_64.c
index 5deabe921a47..e5e78f9cfc95 100644
--- a/arch/sparc/kernel/irq_64.c
+++ b/arch/sparc/kernel/irq_64.c
@@ -318,10 +318,12 @@ static void sun4u_irq_enable(unsigned int virt_irq)
318 } 318 }
319} 319}
320 320
321static void sun4u_set_affinity(unsigned int virt_irq, 321static int sun4u_set_affinity(unsigned int virt_irq,
322 const struct cpumask *mask) 322 const struct cpumask *mask)
323{ 323{
324 sun4u_irq_enable(virt_irq); 324 sun4u_irq_enable(virt_irq);
325
326 return 0;
325} 327}
326 328
327/* Don't do anything. The desc->status check for IRQ_DISABLED in 329/* Don't do anything. The desc->status check for IRQ_DISABLED in
@@ -377,7 +379,7 @@ static void sun4v_irq_enable(unsigned int virt_irq)
377 ino, err); 379 ino, err);
378} 380}
379 381
380static void sun4v_set_affinity(unsigned int virt_irq, 382static int sun4v_set_affinity(unsigned int virt_irq,
381 const struct cpumask *mask) 383 const struct cpumask *mask)
382{ 384{
383 unsigned int ino = virt_irq_table[virt_irq].dev_ino; 385 unsigned int ino = virt_irq_table[virt_irq].dev_ino;
@@ -388,6 +390,8 @@ static void sun4v_set_affinity(unsigned int virt_irq,
388 if (err != HV_EOK) 390 if (err != HV_EOK)
389 printk(KERN_ERR "sun4v_intr_settarget(%x,%lu): " 391 printk(KERN_ERR "sun4v_intr_settarget(%x,%lu): "
390 "err(%d)\n", ino, cpuid, err); 392 "err(%d)\n", ino, cpuid, err);
393
394 return 0;
391} 395}
392 396
393static void sun4v_irq_disable(unsigned int virt_irq) 397static void sun4v_irq_disable(unsigned int virt_irq)
@@ -445,7 +449,7 @@ static void sun4v_virq_enable(unsigned int virt_irq)
445 dev_handle, dev_ino, err); 449 dev_handle, dev_ino, err);
446} 450}
447 451
448static void sun4v_virt_set_affinity(unsigned int virt_irq, 452static int sun4v_virt_set_affinity(unsigned int virt_irq,
449 const struct cpumask *mask) 453 const struct cpumask *mask)
450{ 454{
451 unsigned long cpuid, dev_handle, dev_ino; 455 unsigned long cpuid, dev_handle, dev_ino;
@@ -461,6 +465,8 @@ static void sun4v_virt_set_affinity(unsigned int virt_irq,
461 printk(KERN_ERR "sun4v_vintr_set_target(%lx,%lx,%lu): " 465 printk(KERN_ERR "sun4v_vintr_set_target(%lx,%lx,%lu): "
462 "err(%d)\n", 466 "err(%d)\n",
463 dev_handle, dev_ino, cpuid, err); 467 dev_handle, dev_ino, cpuid, err);
468
469 return 0;
464} 470}
465 471
466static void sun4v_virq_disable(unsigned int virt_irq) 472static void sun4v_virq_disable(unsigned int virt_irq)
diff --git a/arch/sparc/kernel/module.c b/arch/sparc/kernel/module.c
index 90273765e81f..0ee642f63234 100644
--- a/arch/sparc/kernel/module.c
+++ b/arch/sparc/kernel/module.c
@@ -75,8 +75,6 @@ void *module_alloc(unsigned long size)
75void module_free(struct module *mod, void *module_region) 75void module_free(struct module *mod, void *module_region)
76{ 76{
77 vfree(module_region); 77 vfree(module_region);
78 /* FIXME: If module_region == mod->init_region, trim exception
79 table entries. */
80} 78}
81 79
82/* Make generic code ignore STT_REGISTER dummy undefined symbols. */ 80/* Make generic code ignore STT_REGISTER dummy undefined symbols. */
diff --git a/arch/sparc/lib/csum_copy_from_user.S b/arch/sparc/lib/csum_copy_from_user.S
index a22eddbe5dba..e0304e6a2242 100644
--- a/arch/sparc/lib/csum_copy_from_user.S
+++ b/arch/sparc/lib/csum_copy_from_user.S
@@ -5,7 +5,7 @@
5 5
6#define EX_LD(x) \ 6#define EX_LD(x) \
798: x; \ 798: x; \
8 .section .fixup; \ 8 .section .fixup, "ax"; \
9 .align 4; \ 9 .align 4; \
1099: retl; \ 1099: retl; \
11 mov -1, %o0; \ 11 mov -1, %o0; \
diff --git a/arch/sparc/lib/csum_copy_to_user.S b/arch/sparc/lib/csum_copy_to_user.S
index d5b12f441f02..afd01acc587c 100644
--- a/arch/sparc/lib/csum_copy_to_user.S
+++ b/arch/sparc/lib/csum_copy_to_user.S
@@ -5,7 +5,7 @@
5 5
6#define EX_ST(x) \ 6#define EX_ST(x) \
798: x; \ 798: x; \
8 .section .fixup; \ 8 .section .fixup,"ax"; \
9 .align 4; \ 9 .align 4; \
1099: retl; \ 1099: retl; \
11 mov -1, %o0; \ 11 mov -1, %o0; \
diff --git a/arch/sparc/mm/extable.c b/arch/sparc/mm/extable.c
index 16cc28935e39..a61c349448e1 100644
--- a/arch/sparc/mm/extable.c
+++ b/arch/sparc/mm/extable.c
@@ -28,6 +28,10 @@ search_extable(const struct exception_table_entry *start,
28 * word 3: last insn address + 4 bytes 28 * word 3: last insn address + 4 bytes
29 * word 4: fixup code address 29 * word 4: fixup code address
30 * 30 *
31 * Deleted entries are encoded as:
32 * word 1: unused
33 * word 2: -1
34 *
31 * See asm/uaccess.h for more details. 35 * See asm/uaccess.h for more details.
32 */ 36 */
33 37
@@ -39,6 +43,10 @@ search_extable(const struct exception_table_entry *start,
39 continue; 43 continue;
40 } 44 }
41 45
46 /* A deleted entry; see trim_init_extable */
47 if (walk->fixup == -1)
48 continue;
49
42 if (walk->insn == value) 50 if (walk->insn == value)
43 return walk; 51 return walk;
44 } 52 }
@@ -57,6 +65,27 @@ search_extable(const struct exception_table_entry *start,
57 return NULL; 65 return NULL;
58} 66}
59 67
68#ifdef CONFIG_MODULES
69/* We could memmove them around; easier to mark the trimmed ones. */
70void trim_init_extable(struct module *m)
71{
72 unsigned int i;
73 bool range;
74
75 for (i = 0; i < m->num_exentries; i += range ? 2 : 1) {
76 range = m->extable[i].fixup == 0;
77
78 if (within_module_init(m->extable[i].insn, m)) {
79 m->extable[i].fixup = -1;
80 if (range)
81 m->extable[i+1].fixup = -1;
82 }
83 if (range)
84 i++;
85 }
86}
87#endif /* CONFIG_MODULES */
88
60/* Special extable search, which handles ranges. Returns fixup */ 89/* Special extable search, which handles ranges. Returns fixup */
61unsigned long search_extables_range(unsigned long addr, unsigned long *g2) 90unsigned long search_extables_range(unsigned long addr, unsigned long *g2)
62{ 91{