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(parent: deed62e) | patch
writeback: improve scalability of bdi writeback work queues
authorNick Piggin <npiggin@suse.de>
Tue, 15 Sep 2009 19:34:12 +0000 (21:34 +0200)
committerJens Axboe <jens.axboe@oracle.com>
Wed, 16 Sep 2009 13:18:52 +0000 (15:18 +0200)
commit77fad5e625e56eb31a343ae1d489979fdc61a2aa
treee0b881a38be27d0c4d8523289f51b70ffb98c080tree | snapshot
parentdeed62edffe600bc5b379c872d3004116e001b66commit | diff
writeback: improve scalability of bdi writeback work queues

If you're going to do an atomic RMW on each list entry, there's not much
point in all the RCU complexities of the list walking. This is only going
to help the multi-thread case I guess, but it doesn't hurt to do now.

Signed-off-by: Nick Piggin <npiggin@suse.de>
Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
fs/fs-writeback.c diff | blob | history
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