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authorJason Wessel <jason.wessel@windriver.com>2008-04-01 21:55:28 (GMT)
committerIngo Molnar <mingo@elte.hu>2008-04-17 18:05:43 (GMT)
commit1a9a3e76dde191f82f7a8a66059dcbb4a9f63ff3 (patch)
treed1bfaca84bf03dc79caf70747f7c289558e3c7e9 /kernel/kgdb.c
parent56fb70932964927597ce30bbd820471633c72adc (diff)
downloadlinux-fsl-qoriq-1a9a3e76dde191f82f7a8a66059dcbb4a9f63ff3.tar.xz
kgdb: always use icache flush for sw breakpoints
On the ppc 4xx architecture the instruction cache must be flushed as well as the data cache. This patch just makes it generic for all architectures where CACHE_FLUSH_IS_SAFE is set to 1. Signed-off-by: Jason Wessel <jason.wessel@windriver.com> Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'kernel/kgdb.c')
-rw-r--r--kernel/kgdb.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/kernel/kgdb.c b/kernel/kgdb.c
index 4d1b3c2..1bd0ec1 100644
--- a/kernel/kgdb.c
+++ b/kernel/kgdb.c
@@ -591,9 +591,9 @@ static void kgdb_flush_swbreak_addr(unsigned long addr)
if (current->mm && current->mm->mmap_cache) {
flush_cache_range(current->mm->mmap_cache,
addr, addr + BREAK_INSTR_SIZE);
- } else {
- flush_icache_range(addr, addr + BREAK_INSTR_SIZE);
}
+ /* Force flush instruction cache if it was outside the mm */
+ flush_icache_range(addr, addr + BREAK_INSTR_SIZE);
}
/*