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block: Check locking assumptions at runtime
authorBart Van Assche <bart.vanassche@sandisk.com>
Tue, 20 Jun 2017 18:15:45 +0000 (11:15 -0700)
committerJens Axboe <axboe@kernel.dk>
Wed, 21 Jun 2017 01:27:14 +0000 (19:27 -0600)
commit2fff8a924d4c614b5a17b2a236a2cf09aa51af5f
tree46f7b27ff3593ddeabaadd0032e5449825995fdetree | snapshot (tar.gz zip)
parent9e0c829906b9aa1e7ad84689f2bcd56457bdb417commit | diff
block: Check locking assumptions at runtime

Instead of documenting the locking assumptions of most block layer
functions as a comment, use lockdep_assert_held() to verify locking
assumptions at runtime.

Signed-off-by: Bart Van Assche <bart.vanassche@sandisk.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Cc: Hannes Reinecke <hare@suse.com>
Cc: Omar Sandoval <osandov@fb.com>
Cc: Ming Lei <ming.lei@redhat.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
block/blk-core.c diff | blob | blame | history
block/blk-flush.c diff | blob | blame | history
block/blk-merge.c diff | blob | blame | history
block/blk-tag.c diff | blob | blame | history
block/blk-timeout.c diff | blob | blame | history