diff options
| author | Jens Axboe <axboe@suse.de> | 2006-08-10 09:01:02 +0200 |
|---|---|---|
| committer | Jens Axboe <axboe@nelson.home.kernel.dk> | 2006-09-30 20:29:42 +0200 |
| commit | 5404bc7a87b9949cf61e0174b21f80e73239ab25 (patch) | |
| tree | 230c799aef2dcad8c64da55114508d28d2b30183 /block/ll_rw_blk.c | |
| parent | [PATCH] ll_rw_blk: allow more flexibility for read_ahead_kb store (diff) | |
| download | linux-5404bc7a87b9949cf61e0174b21f80e73239ab25.tar.xz linux-5404bc7a87b9949cf61e0174b21f80e73239ab25.zip | |
[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.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/block/ll_rw_blk.c b/block/ll_rw_blk.c index e3980ec747c1..57992ae511c2 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; |