]> git.baikalelectronics.ru Git - kernel.git/commit
writeback: use RCU to protect bdi_list
authorJens Axboe <jens.axboe@oracle.com>
Mon, 14 Sep 2009 11:12:40 +0000 (13:12 +0200)
committerJens Axboe <jens.axboe@oracle.com>
Wed, 16 Sep 2009 13:18:51 +0000 (15:18 +0200)
commit3f8dc60c84bbc24907fb6873c1730d2393211cc1
tree08770de9bb0e658f2e65abd4d10187b3e9f6bb1b
parent05a9fdc088908c5cd68ebc8ce7d5445f9a7a24d1
writeback: use RCU to protect bdi_list

Now that bdi_writeback_all() no longer handles integrity writeback,
it doesn't have to block anymore. This means that we can switch
bdi_list reader side protection to RCU.

Signed-off-by: Jens Axboe <jens.axboe@oracle.com>
fs/fs-writeback.c
include/linux/backing-dev.h
mm/backing-dev.c
mm/page-writeback.c