diff options
| author | Ingo Molnar <mingo@elte.hu> | 2008-12-29 09:42:58 +0100 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2008-12-29 10:37:07 +0100 |
| commit | 0ce74d9296c971b2355c26984ad0bc538e34dd6c (patch) | |
| tree | 566d03e2a4f6b42dab9628cd82c93cd61d587467 /arch/powerpc/mm/fault.c | |
| parent | 1cc4fff0b360aeffeedb7d6db5089d88dd861700 (diff) | |
| parent | 3c92ec8ae91ecf59d88c798301833d7cf83f2179 (diff) | |
Merge branch 'linus' into timers/hrtimers
Conflicts:
sound/drivers/pcsp/pcsp.c
Semantic conflict:
sound/core/hrtimer.c
Diffstat (limited to 'arch/powerpc/mm/fault.c')
| -rw-r--r-- | arch/powerpc/mm/fault.c | 16 |
1 files changed, 12 insertions, 4 deletions
diff --git a/arch/powerpc/mm/fault.c b/arch/powerpc/mm/fault.c index 565b7a237c84..91c7b8636b8a 100644 --- a/arch/powerpc/mm/fault.c +++ b/arch/powerpc/mm/fault.c @@ -30,6 +30,7 @@ #include <linux/kprobes.h> #include <linux/kdebug.h> +#include <asm/firmware.h> #include <asm/page.h> #include <asm/pgtable.h> #include <asm/mmu.h> @@ -283,7 +284,7 @@ good_area: } pte_update(ptep, 0, _PAGE_HWEXEC | _PAGE_ACCESSED); - _tlbie(address, mm->context.id); + local_flush_tlb_page(vma, address); pte_unmap_unlock(ptep, ptl); up_read(&mm->mmap_sem); return 0; @@ -318,9 +319,16 @@ good_area: goto do_sigbus; BUG(); } - if (ret & VM_FAULT_MAJOR) + if (ret & VM_FAULT_MAJOR) { current->maj_flt++; - else +#ifdef CONFIG_PPC_SMLPAR + if (firmware_has_feature(FW_FEATURE_CMO)) { + preempt_disable(); + get_lppaca()->page_ins += (1 << PAGE_FACTOR); + preempt_enable(); + } +#endif + } else current->min_flt++; up_read(&mm->mmap_sem); return 0; @@ -339,7 +347,7 @@ bad_area_nosemaphore: && printk_ratelimit()) printk(KERN_CRIT "kernel tried to execute NX-protected" " page (%lx) - exploit attempt? (uid: %d)\n", - address, current->uid); + address, current_uid()); return SIGSEGV; |