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sh: avoid to flush all cache in sys_cacheflush

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Calling sys_cacheflush with ICACHE we can direclty flush
the icache without invoking the flush_cache_all function.

Signed-off-by: Giuseppe Cavallaro <peppe.cavallaro@st.com>
Signed-off-by: Carmelo Amoroso <carmelo.amoroso@st.com>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
This commit is contained in:
Giuseppe CAVALLARO 2010-11-17 06:51:08 +00:00 committed by Paul Mundt
parent 849653372d
commit a6786fdad9
1 changed files with 1 additions and 1 deletions
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arch/sh/kernel/sys_sh.c
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@ -88,7 +88,7 @@ asmlinkage int sys_cacheflush(unsigned long addr, unsigned long len, int op)
} }
if (op & CACHEFLUSH_I) if (op & CACHEFLUSH_I)
flush_cache_all(); flush_icache_range(addr, addr+len);
up_read(&current->mm->mmap_sem); up_read(&current->mm->mmap_sem);
return 0; return 0;