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| author | Linus Torvalds <torvalds@linux-foundation.org> | 2009-11-02 09:53:19 -0800 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2009-11-02 09:53:19 -0800 |
| commit | c35102c3e15f90fe604523a2fbffd9dc158b455a (patch) | |
| tree | 0c248939a1f424701b583873360c91e081bfe810 /arch/arm/mm/flush.c | |
| parent | 20107f84b29536887b958e38b20474cccc619322 (diff) | |
| parent | 4b46d6416548fb6a0940dfd9911fd895eb6247b3 (diff) | |
| download | kernel-crypto-c35102c3e15f90fe604523a2fbffd9dc158b455a.tar.gz kernel-crypto-c35102c3e15f90fe604523a2fbffd9dc158b455a.tar.xz kernel-crypto-c35102c3e15f90fe604523a2fbffd9dc158b455a.zip | |
Merge branch 'for-linus' of master.kernel.org:/home/rmk/linux-2.6-arm
* 'for-linus' of master.kernel.org:/home/rmk/linux-2.6-arm:
ARM: ensure initial page tables are setup for SMP systems
ARM: 5776/1: Check compiler version and EABI support when adding ARM unwind support.
ARM: 5774/1: Fix Realview ARM1176PB board reboot
ARM: Fix errata 411920 workarounds
ARM: Fix sparsemem with SPARSEMEM_EXTREME enabled
ARM: Use GFP_DMA only for masks _less_ than 32-bit
ARM: integrator: allow Integrator to be built with highmem
ARM: Fix signal restart issues with NX and OABI compat
Diffstat (limited to 'arch/arm/mm/flush.c')
| -rw-r--r-- | arch/arm/mm/flush.c | 31 |
1 files changed, 6 insertions, 25 deletions
diff --git a/arch/arm/mm/flush.c b/arch/arm/mm/flush.c index b27942909b2..7f294f307c8 100644 --- a/arch/arm/mm/flush.c +++ b/arch/arm/mm/flush.c @@ -18,10 +18,6 @@ #include "mm.h" -#ifdef CONFIG_ARM_ERRATA_411920 -extern void v6_icache_inval_all(void); -#endif - #ifdef CONFIG_CPU_CACHE_VIPT #define ALIAS_FLUSH_START 0xffff4000 @@ -35,16 +31,11 @@ static void flush_pfn_alias(unsigned long pfn, unsigned long vaddr) flush_tlb_kernel_page(to); asm( "mcrr p15, 0, %1, %0, c14\n" - " mcr p15, 0, %2, c7, c10, 4\n" -#ifndef CONFIG_ARM_ERRATA_411920 - " mcr p15, 0, %2, c7, c5, 0\n" -#endif + " mcr p15, 0, %2, c7, c10, 4" : : "r" (to), "r" (to + PAGE_SIZE - L1_CACHE_BYTES), "r" (zero) : "cc"); -#ifdef CONFIG_ARM_ERRATA_411920 - v6_icache_inval_all(); -#endif + __flush_icache_all(); } void flush_cache_mm(struct mm_struct *mm) @@ -57,16 +48,11 @@ void flush_cache_mm(struct mm_struct *mm) if (cache_is_vipt_aliasing()) { asm( "mcr p15, 0, %0, c7, c14, 0\n" - " mcr p15, 0, %0, c7, c10, 4\n" -#ifndef CONFIG_ARM_ERRATA_411920 - " mcr p15, 0, %0, c7, c5, 0\n" -#endif + " mcr p15, 0, %0, c7, c10, 4" : : "r" (0) : "cc"); -#ifdef CONFIG_ARM_ERRATA_411920 - v6_icache_inval_all(); -#endif + __flush_icache_all(); } } @@ -81,16 +67,11 @@ void flush_cache_range(struct vm_area_struct *vma, unsigned long start, unsigned if (cache_is_vipt_aliasing()) { asm( "mcr p15, 0, %0, c7, c14, 0\n" - " mcr p15, 0, %0, c7, c10, 4\n" -#ifndef CONFIG_ARM_ERRATA_411920 - " mcr p15, 0, %0, c7, c5, 0\n" -#endif + " mcr p15, 0, %0, c7, c10, 4" : : "r" (0) : "cc"); -#ifdef CONFIG_ARM_ERRATA_411920 - v6_icache_inval_all(); -#endif + __flush_icache_all(); } } |