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(parent: e80b0b5) | patch
bfq-iosched: update shallow depth to smallest one used
authorJens Axboe <axboe@kernel.dk>
Wed, 9 May 2018 21:26:55 +0000 (15:26 -0600)
committerJens Axboe <axboe@kernel.dk>
Thu, 10 May 2018 17:27:41 +0000 (11:27 -0600)
commit5c389f50ac3a09c795682164325939aec7e473f6
tree7a44b55e40bf1ab35188980009eaa40661ff2616tree | snapshot
parente80b0b5e92ac327eb9033df380db805511877a88commit | diff
bfq-iosched: update shallow depth to smallest one used

If our shallow depth is smaller than the wake batching of sbitmap,
we can introduce hangs. Ensure that sbitmap knows how low we'll go.

Acked-by: Paolo Valente <paolo.valente@linaro.org>
Reviewed-by: Omar Sandoval <osandov@fb.com>
Signed-off-by: Jens Axboe <axboe@kernel.dk>
block/bfq-iosched.c diff | blob | history
Linux Kernel Source Tree.