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(parent: 7a55948) | patch
bcache: trace missed reading by cache_missed
authorTang Junhui <tang.junhui.linux@gmail.com>
Mon, 8 Oct 2018 12:41:08 +0000 (20:41 +0800)
committerJens Axboe <axboe@kernel.dk>
Mon, 8 Oct 2018 14:19:39 +0000 (08:19 -0600)
commit502b291568fc7faf1ebdb2c2590f12851db0ff76
treefa25b571251470a91017d62cf26ffee35c083045tree | snapshot
parent7a55948d38eb9b274cbbdd56dc1dd4b96ebfbe04commit | diff
bcache: trace missed reading by cache_missed

Missed reading IOs are identified by s->cache_missed, not the
s->cache_miss, so in trace_bcache_read() using trace_bcache_read
to identify whether the IO is missed or not.

Signed-off-by: Tang Junhui <tang.junhui.linux@gmail.com>
Cc: stable@vger.kernel.org
Signed-off-by: Coly Li <colyli@suse.de>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
drivers/md/bcache/request.c diff | blob | history
kernel
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