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authorJens Axboe <axboe@suse.de>2006-08-10 09:01:02 +0200
committerJens Axboe <axboe@nelson.home.kernel.dk>2006-09-30 20:29:42 +0200
commit5404bc7a87b9949cf61e0174b21f80e73239ab25 (patch)
tree230c799aef2dcad8c64da55114508d28d2b30183 /block/ll_rw_blk.c
parentda20a20f3b5c175648fa797c899dd577e4dacb51 (diff)
[PATCH] Allow file systems to differentiate between data and meta reads
We can use this information for making more intelligent priority decisions, and it will also be useful for blktrace. 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, 2 insertions, 0 deletions
diff --git a/block/ll_rw_blk.c b/block/ll_rw_blk.c
index e3980ec747c..57992ae511c 100644
--- a/block/ll_rw_blk.c
+++ b/block/ll_rw_blk.c
@@ -2884,6 +2884,8 @@ static void init_request_from_bio(struct request *req, struct bio *bio)
if (bio_sync(bio))
req->cmd_flags |= REQ_RW_SYNC;
+ if (bio_rw_meta(bio))
+ req->cmd_flags |= REQ_RW_META;
req->errors = 0;
req->hard_sector = req->sector = bio->bi_sector;