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| author | Ingo Molnar <mingo@elte.hu> | 2008-09-24 09:56:20 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2008-09-24 09:56:20 +0200 |
| commit | ebdd90a8cb2e3963f55499850f02ce6003558b55 (patch) | |
| tree | d153f917ed41d257ddafa22f9cc2201bfddf8f9c /arch/sparc64/mm/tsb.c | |
| parent | 3c9339049df5cc3a468c11de6c4101a1ea8c3d83 (diff) | |
| parent | 72d31053f62c4bc464c2783974926969614a8649 (diff) | |
Merge commit 'v2.6.27-rc7' into x86/pebs
Diffstat (limited to 'arch/sparc64/mm/tsb.c')
| -rw-r--r-- | arch/sparc64/mm/tsb.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/arch/sparc64/mm/tsb.c b/arch/sparc64/mm/tsb.c index 3547937b17a..587f8efb2e0 100644 --- a/arch/sparc64/mm/tsb.c +++ b/arch/sparc64/mm/tsb.c @@ -1,9 +1,10 @@ /* arch/sparc64/mm/tsb.c * - * Copyright (C) 2006 David S. Miller <davem@davemloft.net> + * Copyright (C) 2006, 2008 David S. Miller <davem@davemloft.net> */ #include <linux/kernel.h> +#include <linux/preempt.h> #include <asm/system.h> #include <asm/page.h> #include <asm/tlbflush.h> @@ -415,7 +416,9 @@ retry_tsb_alloc: tsb_context_switch(mm); /* Now force other processors to do the same. */ + preempt_disable(); smp_tsb_sync(mm); + preempt_enable(); /* Now it is safe to free the old tsb. */ kmem_cache_free(tsb_caches[old_cache_index], old_tsb); |