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sh: Optimized flush_icache_range() implementation.

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Add implementation of flush_icache_range() suitable for signal handler
and kprobes. Remove flush_cache_sigtramp() and change signal.c to use
flush_icache_range().

Signed-off-by: Chris Smith <chris.smith@st.com>
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
This commit is contained in:
Chris Smith 2008-07-02 15:17:11 +09:00 • committed by Paul Mundt
commit 09b5a10c19
3 changed files with 38 additions and 40 deletions
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1
include/asm-sh/cpu-sh4/cacheflush.h
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@ -30,7 +30,6 @@ void flush_dcache_page(struct page *pg);
#define flush_dcache_mmap_unlock(mapping) do { } while (0)
void flush_icache_range(unsigned long start, unsigned long end);
void flush_cache_sigtramp(unsigned long addr);
void flush_icache_user_range(struct vm_area_struct *vma, struct page *page,
unsigned long addr, int len);