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| author | David Howells <dhowells@redhat.com> | 2010-10-27 17:28:46 +0100 |
|---|---|---|
| committer | David Howells <dhowells@redhat.com> | 2010-10-27 17:28:46 +0100 |
| commit | b478491f2628114b2eae76587f22ce3789b66012 (patch) | |
| tree | 038580a05fa1a3c8c9cbee0fa8743af2bba650b9 /arch/mn10300/kernel/traps.c | |
| parent | 9731d23710736b96786d68c2e63148ff3f22e6eb (diff) | |
MN10300: Allow some cacheflushes to be avoided if cache snooping is available
The AM34 core is able to do cache snooping, and so can skip some of the cache
flushing.
Signed-off-by: David Howells <dhowells@redhat.com>
Diffstat (limited to 'arch/mn10300/kernel/traps.c')
| -rw-r--r-- | arch/mn10300/kernel/traps.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/mn10300/kernel/traps.c b/arch/mn10300/kernel/traps.c index a64604b512d..c7257a1304a 100644 --- a/arch/mn10300/kernel/traps.c +++ b/arch/mn10300/kernel/traps.c @@ -533,8 +533,10 @@ void __init set_intr_stub(enum exception_code code, void *handler) vector[6] = 0xcb; vector[7] = 0xcb; +#ifndef CONFIG_MN10300_CACHE_SNOOP mn10300_dcache_flush_inv(); mn10300_icache_inv(); +#endif } /* |