Commit a6786fda authored Nov 17, 2010 by Giuseppe CAVALLARO Committed by Paul Mundt Nov 17, 2010

sh: avoid to flush all cache in sys_cacheflush



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>

parent 84965337

arch/sh/kernel/sys_sh.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -88,7 +88,7 @@ asmlinkage int sys_cacheflush(unsigned long addr, unsigned long len, int op)
		}

		if (op & CACHEFLUSH_I)
		flush_cache_all();
		flush_icache_range(addr, addr+len);

		up_read(&current->mm->mmap_sem);
		return 0;