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-rw-r--r--arch/parisc/include/asm/Kbuild32
-rw-r--r--arch/parisc/include/asm/page.h11
-rw-r--r--arch/parisc/include/asm/spinlock.h4
-rw-r--r--arch/parisc/include/uapi/asm/unistd.h4
-rw-r--r--arch/parisc/kernel/cache.c64
-rw-r--r--arch/parisc/kernel/irq.c2
-rw-r--r--arch/parisc/kernel/syscall_table.S1
7 files changed, 30 insertions, 88 deletions
diff --git a/arch/parisc/include/asm/Kbuild b/arch/parisc/include/asm/Kbuild
index 752c981bc3c7..ecf25e6678ad 100644
--- a/arch/parisc/include/asm/Kbuild
+++ b/arch/parisc/include/asm/Kbuild
@@ -1,9 +1,29 @@
1 1
2generic-y += auxvec.h
2generic-y += barrier.h 3generic-y += barrier.h
3generic-y += word-at-a-time.h auxvec.h user.h cputime.h emergency-restart.h \ 4generic-y += clkdev.h
4 segment.h topology.h vga.h device.h percpu.h hw_irq.h mutex.h \ 5generic-y += cputime.h
5 div64.h irq_regs.h kdebug.h kvm_para.h local64.h local.h param.h \ 6generic-y += device.h
6 poll.h xor.h clkdev.h exec.h 7generic-y += div64.h
7generic-y += trace_clock.h 8generic-y += emergency-restart.h
8generic-y += preempt.h 9generic-y += exec.h
9generic-y += hash.h 10generic-y += hash.h
11generic-y += hw_irq.h
12generic-y += irq_regs.h
13generic-y += kdebug.h
14generic-y += kvm_para.h
15generic-y += local.h
16generic-y += local64.h
17generic-y += mcs_spinlock.h
18generic-y += mutex.h
19generic-y += param.h
20generic-y += percpu.h
21generic-y += poll.h
22generic-y += preempt.h
23generic-y += segment.h
24generic-y += topology.h
25generic-y += trace_clock.h
26generic-y += user.h
27generic-y += vga.h
28generic-y += word-at-a-time.h
29generic-y += xor.h
diff --git a/arch/parisc/include/asm/page.h b/arch/parisc/include/asm/page.h
index 637fe031aa84..60d5d174dfe4 100644
--- a/arch/parisc/include/asm/page.h
+++ b/arch/parisc/include/asm/page.h
@@ -32,17 +32,6 @@ void copy_page_asm(void *to, void *from);
32void copy_user_page(void *vto, void *vfrom, unsigned long vaddr, 32void copy_user_page(void *vto, void *vfrom, unsigned long vaddr,
33 struct page *pg); 33 struct page *pg);
34 34
35/* #define CONFIG_PARISC_TMPALIAS */
36
37#ifdef CONFIG_PARISC_TMPALIAS
38void clear_user_highpage(struct page *page, unsigned long vaddr);
39#define clear_user_highpage clear_user_highpage
40struct vm_area_struct;
41void copy_user_highpage(struct page *to, struct page *from,
42 unsigned long vaddr, struct vm_area_struct *vma);
43#define __HAVE_ARCH_COPY_USER_HIGHPAGE
44#endif
45
46/* 35/*
47 * These are used to make use of C type-checking.. 36 * These are used to make use of C type-checking..
48 */ 37 */
diff --git a/arch/parisc/include/asm/spinlock.h b/arch/parisc/include/asm/spinlock.h
index 3516e0b27044..64f2992e439f 100644
--- a/arch/parisc/include/asm/spinlock.h
+++ b/arch/parisc/include/asm/spinlock.h
@@ -191,8 +191,4 @@ static __inline__ int arch_write_can_lock(arch_rwlock_t *rw)
191#define arch_read_lock_flags(lock, flags) arch_read_lock(lock) 191#define arch_read_lock_flags(lock, flags) arch_read_lock(lock)
192#define arch_write_lock_flags(lock, flags) arch_write_lock(lock) 192#define arch_write_lock_flags(lock, flags) arch_write_lock(lock)
193 193
194#define arch_spin_relax(lock) cpu_relax()
195#define arch_read_relax(lock) cpu_relax()
196#define arch_write_relax(lock) cpu_relax()
197
198#endif /* __ASM_SPINLOCK_H */ 194#endif /* __ASM_SPINLOCK_H */
diff --git a/arch/parisc/include/uapi/asm/unistd.h b/arch/parisc/include/uapi/asm/unistd.h
index 42706794a36f..265ae5190b0a 100644
--- a/arch/parisc/include/uapi/asm/unistd.h
+++ b/arch/parisc/include/uapi/asm/unistd.h
@@ -828,13 +828,13 @@
828#define __NR_finit_module (__NR_Linux + 333) 828#define __NR_finit_module (__NR_Linux + 333)
829#define __NR_sched_setattr (__NR_Linux + 334) 829#define __NR_sched_setattr (__NR_Linux + 334)
830#define __NR_sched_getattr (__NR_Linux + 335) 830#define __NR_sched_getattr (__NR_Linux + 335)
831#define __NR_utimes (__NR_Linux + 336)
831 832
832#define __NR_Linux_syscalls (__NR_sched_getattr + 1) 833#define __NR_Linux_syscalls (__NR_utimes + 1)
833 834
834 835
835#define __IGNORE_select /* newselect */ 836#define __IGNORE_select /* newselect */
836#define __IGNORE_fadvise64 /* fadvise64_64 */ 837#define __IGNORE_fadvise64 /* fadvise64_64 */
837#define __IGNORE_utimes /* utime */
838 838
839 839
840#define HPUX_GATEWAY_ADDR 0xC0000004 840#define HPUX_GATEWAY_ADDR 0xC0000004
diff --git a/arch/parisc/kernel/cache.c b/arch/parisc/kernel/cache.c
index ac87a40502e6..a6ffc775a9f8 100644
--- a/arch/parisc/kernel/cache.c
+++ b/arch/parisc/kernel/cache.c
@@ -581,67 +581,3 @@ flush_cache_page(struct vm_area_struct *vma, unsigned long vmaddr, unsigned long
581 __flush_cache_page(vma, vmaddr, PFN_PHYS(pfn)); 581 __flush_cache_page(vma, vmaddr, PFN_PHYS(pfn));
582 } 582 }
583} 583}
584
585#ifdef CONFIG_PARISC_TMPALIAS
586
587void clear_user_highpage(struct page *page, unsigned long vaddr)
588{
589 void *vto;
590 unsigned long flags;
591
592 /* Clear using TMPALIAS region. The page doesn't need to
593 be flushed but the kernel mapping needs to be purged. */
594
595 vto = kmap_atomic(page);
596
597 /* The PA-RISC 2.0 Architecture book states on page F-6:
598 "Before a write-capable translation is enabled, *all*
599 non-equivalently-aliased translations must be removed
600 from the page table and purged from the TLB. (Note
601 that the caches are not required to be flushed at this
602 time.) Before any non-equivalent aliased translation
603 is re-enabled, the virtual address range for the writeable
604 page (the entire page) must be flushed from the cache,
605 and the write-capable translation removed from the page
606 table and purged from the TLB." */
607
608 purge_kernel_dcache_page_asm((unsigned long)vto);
609 purge_tlb_start(flags);
610 pdtlb_kernel(vto);
611 purge_tlb_end(flags);
612 preempt_disable();
613 clear_user_page_asm(vto, vaddr);
614 preempt_enable();
615
616 pagefault_enable(); /* kunmap_atomic(addr, KM_USER0); */
617}
618
619void copy_user_highpage(struct page *to, struct page *from,
620 unsigned long vaddr, struct vm_area_struct *vma)
621{
622 void *vfrom, *vto;
623 unsigned long flags;
624
625 /* Copy using TMPALIAS region. This has the advantage
626 that the `from' page doesn't need to be flushed. However,
627 the `to' page must be flushed in copy_user_page_asm since
628 it can be used to bring in executable code. */
629
630 vfrom = kmap_atomic(from);
631 vto = kmap_atomic(to);
632
633 purge_kernel_dcache_page_asm((unsigned long)vto);
634 purge_tlb_start(flags);
635 pdtlb_kernel(vto);
636 pdtlb_kernel(vfrom);
637 purge_tlb_end(flags);
638 preempt_disable();
639 copy_user_page_asm(vto, vfrom, vaddr);
640 flush_dcache_page_asm(__pa(vto), vaddr);
641 preempt_enable();
642
643 pagefault_enable(); /* kunmap_atomic(addr, KM_USER1); */
644 pagefault_enable(); /* kunmap_atomic(addr, KM_USER0); */
645}
646
647#endif /* CONFIG_PARISC_TMPALIAS */
diff --git a/arch/parisc/kernel/irq.c b/arch/parisc/kernel/irq.c
index 8ceac4785609..cfe056fe7f5c 100644
--- a/arch/parisc/kernel/irq.c
+++ b/arch/parisc/kernel/irq.c
@@ -117,7 +117,7 @@ int cpu_check_affinity(struct irq_data *d, const struct cpumask *dest)
117 return -EINVAL; 117 return -EINVAL;
118 118
119 /* whatever mask they set, we just allow one CPU */ 119 /* whatever mask they set, we just allow one CPU */
120 cpu_dest = first_cpu(*dest); 120 cpu_dest = cpumask_first_and(dest, cpu_online_mask);
121 121
122 return cpu_dest; 122 return cpu_dest;
123} 123}
diff --git a/arch/parisc/kernel/syscall_table.S b/arch/parisc/kernel/syscall_table.S
index 8fa3fbb3e4d3..80e5dd248934 100644
--- a/arch/parisc/kernel/syscall_table.S
+++ b/arch/parisc/kernel/syscall_table.S
@@ -431,6 +431,7 @@
431 ENTRY_SAME(finit_module) 431 ENTRY_SAME(finit_module)
432 ENTRY_SAME(sched_setattr) 432 ENTRY_SAME(sched_setattr)
433 ENTRY_SAME(sched_getattr) /* 335 */ 433 ENTRY_SAME(sched_getattr) /* 335 */
434 ENTRY_COMP(utimes)
434 435
435 /* Nothing yet */ 436 /* Nothing yet */
436 437