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authorArjan van de Ven <arjan@infradead.org>2006-01-06 09:46:02 +0100
committerJens Axboe <axboe@suse.de>2006-01-06 09:46:02 +0100
commit64100099ed22f71cce656c5c2caecf5c9cf255dc (patch)
treef6ebf7c94ee2eeb080d25880ffca839ec39ec47e /block/ll_rw_blk.c
parent80cfd548eed68cf90c5ae9cfcd6b02230cece756 (diff)
downloadop-kernel-dev-64100099ed22f71cce656c5c2caecf5c9cf255dc.zip
op-kernel-dev-64100099ed22f71cce656c5c2caecf5c9cf255dc.tar.gz
[BLOCK] mark some block/ variables cons
the patch below marks various read-only variables in block/* as const, so that gcc can optimize the use of them; eg gcc will replace the use by the value directly now and will even remove the memory usage of these. Signed-off-by: Arjan van de Ven <arjan@infradead.org> Signed-off-by: Jens Axboe <axboe@suse.de>
Diffstat (limited to 'block/ll_rw_blk.c')
-rw-r--r--block/ll_rw_blk.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/block/ll_rw_blk.c b/block/ll_rw_blk.c
index 97f4e7e..e02c88c 100644
--- a/block/ll_rw_blk.c
+++ b/block/ll_rw_blk.c
@@ -1039,7 +1039,7 @@ void blk_queue_invalidate_tags(request_queue_t *q)
EXPORT_SYMBOL(blk_queue_invalidate_tags);
-static char *rq_flags[] = {
+static const char * const rq_flags[] = {
"REQ_RW",
"REQ_FAILFAST",
"REQ_SORTED",
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