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| author | Russell King <rmk@dyn-67.arm.linux.org.uk> | 2008-08-07 09:55:03 +0100 |
|---|---|---|
| committer | Russell King <rmk+kernel@arm.linux.org.uk> | 2008-08-07 09:55:03 +0100 |
| commit | 4fb8af10d0fd09372d52966b76922b9e82bbc950 (patch) | |
| tree | d240e4d40357583e3f3eb228dccf20122a5b31ed /arch/sparc64/mm/tsb.c | |
| parent | f44f82e8a20b98558486eb14497b2f71c78fa325 (diff) | |
| parent | 64a99d2a8c3ed5c4e39f3ae1cc682aa8fd3977fc (diff) | |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/sam/kbuild-fixes
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 3547937b17a2..587f8efb2e05 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); |