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| author | KalimochoAz <calimochoazucarado@gmail.com> | 2012-08-30 21:49:20 +0200 |
|---|---|---|
| committer | KalimochoAz <calimochoazucarado@gmail.com> | 2012-08-30 21:49:20 +0200 |
| commit | 2a4a7840c4bf66614b49c2828947f2cccb6ab36f (patch) | |
| tree | a2b98163d6f4ae05a9f0557e484cc120603a42c6 /arch/arm/include/asm | |
| parent | de60756ed5f5a5c82d5c799850148f68346e5918 (diff) | |
| parent | 5aa287dcf1b5879aa0150b0511833c52885f5b4c (diff) | |
| download | kernel_samsung_crespo-2a4a7840c4bf66614b49c2828947f2cccb6ab36f.zip kernel_samsung_crespo-2a4a7840c4bf66614b49c2828947f2cccb6ab36f.tar.gz kernel_samsung_crespo-2a4a7840c4bf66614b49c2828947f2cccb6ab36f.tar.bz2 | |
Merge branch 'linux-3.0.y' into HEAD
Conflicts:
drivers/net/tun.c
Diffstat (limited to 'arch/arm/include/asm')
| -rw-r--r-- | arch/arm/include/asm/cacheflush.h | 8 |
1 files changed, 6 insertions, 2 deletions
diff --git a/arch/arm/include/asm/cacheflush.h b/arch/arm/include/asm/cacheflush.h index 1252a26..42dec04 100644 --- a/arch/arm/include/asm/cacheflush.h +++ b/arch/arm/include/asm/cacheflush.h @@ -215,7 +215,9 @@ static inline void vivt_flush_cache_mm(struct mm_struct *mm) static inline void vivt_flush_cache_range(struct vm_area_struct *vma, unsigned long start, unsigned long end) { - if (cpumask_test_cpu(smp_processor_id(), mm_cpumask(vma->vm_mm))) + struct mm_struct *mm = vma->vm_mm; + + if (!mm || cpumask_test_cpu(smp_processor_id(), mm_cpumask(mm))) __cpuc_flush_user_range(start & PAGE_MASK, PAGE_ALIGN(end), vma->vm_flags); } @@ -223,7 +225,9 @@ vivt_flush_cache_range(struct vm_area_struct *vma, unsigned long start, unsigned static inline void vivt_flush_cache_page(struct vm_area_struct *vma, unsigned long user_addr, unsigned long pfn) { - if (cpumask_test_cpu(smp_processor_id(), mm_cpumask(vma->vm_mm))) { + struct mm_struct *mm = vma->vm_mm; + + if (!mm || cpumask_test_cpu(smp_processor_id(), mm_cpumask(mm))) { unsigned long addr = user_addr & PAGE_MASK; __cpuc_flush_user_range(addr, addr + PAGE_SIZE, vma->vm_flags); } |