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(parent: 720979f) | patch
drbd: explicitly submit meta data requests with REQ_NOIDLE
authorLars Ellenberg <lars.ellenberg@linbit.com>
Tue, 11 Feb 2014 07:56:53 +0000 (08:56 +0100)
committerPhilipp Reisner <philipp.reisner@linbit.com>
Thu, 10 Jul 2014 16:34:54 +0000 (18:34 +0200)
commit2ed912e9d35b4d7d766a530f5dd14513a3ab9f64
tree21b9c2a4133567c6587b6287ad051eae4e86d5ectree | snapshot
parent720979fb9048bc6b4460b39864c64d7fc920a10fcommit | diff
drbd: explicitly submit meta data requests with REQ_NOIDLE

For some reason we have assumed NOIDLE was implied
by one of the other flags we set. It is not (anymore?).
Explicitly set REQ_NOIDLE for synchronous meta data updates,
or we can seriously starve random writes when using CFQ.

Signed-off-by: Philipp Reisner <philipp.reisner@linbit.com>
Signed-off-by: Lars Ellenberg <lars.ellenberg@linbit.com>
drivers/block/drbd/drbd_actlog.c diff | blob | blame | history
Linux kernel - Deliverables
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