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| author | Vasily Tarasov <vtaras@openvz.org> | 2007-07-20 12:06:38 +0400 |
|---|---|---|
| committer | Jens Axboe <jens.axboe@oracle.com> | 2007-07-20 12:06:38 +0400 |
| commit | c2dea2d1fdbce86942dba0a968c523d8b7858bb5 (patch) | |
| tree | c876b93785ee3b25c341be0dd5080a5176f27736 /drivers/oprofile/buffer_sync.c | |
| parent | 9a79b2274186fade17134929d4f85b70d59a3840 (diff) | |
| download | linux-c2dea2d1fdbce86942dba0a968c523d8b7858bb5.tar.xz | |
cfq: async queue allocation per priority
If we have two processes with different ioprio_class, but the same
ioprio_data, their async requests will fall into the same queue. I guess
such behavior is not expected, because it's not right to put real-time
requests and best-effort requests in the same queue.
The attached patch fixes the problem by introducing additional *cfqq
fields on cfqd, pointing to per-(class,priority) async queues.
Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
Diffstat (limited to 'drivers/oprofile/buffer_sync.c')
0 files changed, 0 insertions, 0 deletions