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| author |   Ming Lei <tom.leiming@gmail.com> | 2014-06-01 00:43:37 +0800 |
|---|---|---|
| committer |   Jens Axboe <axboe@fb.com> | 2014-06-03 21:04:39 -0600 |
| commit | cb96a42cc1f50ba1c7b1e9b2343bec80b926107f (patch) | |
| tree | c69f953fcd7d04288903abe73a0f92f155882bfd /tools/perf/scripts/python/call-graph-from-postgresql.py | |
| parent | blk-mq: move blk_mq_get_ctx/blk_mq_put_ctx to mq private header (diff) | |
| download | linux-dev-cb96a42cc1f50ba1c7b1e9b2343bec80b926107f.tar.xz linux-dev-cb96a42cc1f50ba1c7b1e9b2343bec80b926107f.zip | |
blk-mq: fix schedule from atomic context
blk_mq_put_ctx() has to be called before io_schedule() in
bt_get().
This patch fixes the problem by taking similar approach from
percpu_ida allocation for the situation.
Signed-off-by: Ming Lei <tom.leiming@gmail.com>
Signed-off-by: Jens Axboe <axboe@fb.com>
Diffstat (limited to 'tools/perf/scripts/python/call-graph-from-postgresql.py')
0 files changed, 0 insertions, 0 deletions