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| author | Tony Lindgren <tony@atomide.com> | 2015-07-06 05:33:17 -0700 |
|---|---|---|
| committer | Tony Lindgren <tony@atomide.com> | 2015-07-06 05:33:17 -0700 |
| commit | ae745302c0a3e2b5b768690f631fc14db44467e7 (patch) | |
| tree | 1db4d210a7419286b447dc09fa7400a561d55f42 /arch/sparc/mm/highmem.c | |
| parent | e3abe2556b2a689b28926cd1581f0b97e9d2afa4 (diff) | |
| parent | 22a5dc10e3f8fb8370748ea19dc4e3e1620d8296 (diff) | |
Merge branch 'fixes-rc1' into omap-for-v4.2/fixes
Diffstat (limited to 'arch/sparc/mm/highmem.c')
| -rw-r--r-- | arch/sparc/mm/highmem.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/arch/sparc/mm/highmem.c b/arch/sparc/mm/highmem.c index 449f864f0cef..a454ec5ff07a 100644 --- a/arch/sparc/mm/highmem.c +++ b/arch/sparc/mm/highmem.c @@ -53,7 +53,7 @@ void *kmap_atomic(struct page *page) unsigned long vaddr; long idx, type; - /* even !CONFIG_PREEMPT needs this, for in_atomic in do_page_fault */ + preempt_disable(); pagefault_disable(); if (!PageHighMem(page)) return page_address(page); @@ -91,6 +91,7 @@ void __kunmap_atomic(void *kvaddr) if (vaddr < FIXADDR_START) { // FIXME pagefault_enable(); + preempt_enable(); return; } @@ -126,5 +127,6 @@ void __kunmap_atomic(void *kvaddr) kmap_atomic_idx_pop(); pagefault_enable(); + preempt_enable(); } EXPORT_SYMBOL(__kunmap_atomic); |