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| author | Ingo Molnar <mingo@elte.hu> | 2009-08-15 18:55:58 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2009-08-15 18:56:13 +0200 |
| commit | fa08661af834875c9bd6f7f0b1b9388dc72a6585 (patch) | |
| tree | c381fcfcfeb38515bfa93445c80ad9231343414d /block/blk-merge.c | |
| parent | 240ebbf81f149b11a31e060ebe5ee51a3c775360 (diff) | |
| parent | 64f1607ffbbc772685733ea63e6f7f4183df1b16 (diff) | |
| download | kernel_samsung_smdk4412-fa08661af834875c9bd6f7f0b1b9388dc72a6585.zip kernel_samsung_smdk4412-fa08661af834875c9bd6f7f0b1b9388dc72a6585.tar.gz kernel_samsung_smdk4412-fa08661af834875c9bd6f7f0b1b9388dc72a6585.tar.bz2 | |
Merge commit 'v2.6.31-rc6' into core/rcu
Merge reason: the branch was on pre-rc1 .30, update to latest.
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'block/blk-merge.c')
| -rw-r--r-- | block/blk-merge.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/block/blk-merge.c b/block/blk-merge.c index 39ce644..e199967 100644 --- a/block/blk-merge.c +++ b/block/blk-merge.c @@ -350,6 +350,12 @@ static int attempt_merge(struct request_queue *q, struct request *req, if (blk_integrity_rq(req) != blk_integrity_rq(next)) return 0; + /* don't merge requests of different failfast settings */ + if (blk_failfast_dev(req) != blk_failfast_dev(next) || + blk_failfast_transport(req) != blk_failfast_transport(next) || + blk_failfast_driver(req) != blk_failfast_driver(next)) + return 0; + /* * If we are allowed to merge, then append bio list * from next to rq and release next. merge_requests_fn |