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| author | David S. Miller <davem@davemloft.net> | 2012-04-10 22:30:45 +0400 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2012-04-10 22:30:45 +0400 |
| commit | 06eb4eafbdc0796d741d139a44f1253278da8611 (patch) | |
| tree | fbdb44317130c371928154c9e6903e699fe2b995 /arch/arm/include/asm/mmu.h | |
| parent | 32ed53b83ea5ec26a4dba90e18f5e0ff6c71eb48 (diff) | |
| parent | f68e556e23d1a4176b563bcb25d8baf2c5313f91 (diff) | |
| download | linux-06eb4eafbdc0796d741d139a44f1253278da8611.tar.xz | |
Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net
Diffstat (limited to 'arch/arm/include/asm/mmu.h')
| -rw-r--r-- | arch/arm/include/asm/mmu.h | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/arch/arm/include/asm/mmu.h b/arch/arm/include/asm/mmu.h index 14965658a923..b8e580a297e4 100644 --- a/arch/arm/include/asm/mmu.h +++ b/arch/arm/include/asm/mmu.h @@ -34,4 +34,11 @@ typedef struct { #endif +/* + * switch_mm() may do a full cache flush over the context switch, + * so enable interrupts over the context switch to avoid high + * latency. + */ +#define __ARCH_WANT_INTERRUPTS_ON_CTXSW + #endif |