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authorLinus Torvalds <torvalds@linux-foundation.org>2015-07-24 17:00:04 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2015-07-24 17:00:04 -0700
commit33b40178cb3bd75294d1a758b3f509a0d38682ab (patch)
treed5c29280f425cfbcd6f6ca247b2a776c8f787cec /fs
parentMerge branch 'for-4.2-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/tj/libata (diff)
parentblock: Do a full clone when splitting discard bios (diff)
downloadlinux-dev-33b40178cb3bd75294d1a758b3f509a0d38682ab.tar.xz
linux-dev-33b40178cb3bd75294d1a758b3f509a0d38682ab.zip
Merge branch 'for-linus' of git://git.kernel.dk/linux-block
Pull block fixes from Jens Axboe: "Four smaller fixes for the current series. This contains: - A fix for clones of discard bio's, that can cause data corruption. From Martin. - A fix for null_blk, where in certain queue modes it could access a request after it had been freed. From Mike Krinkin. - An error handling leak fix for blkcg, from Tejun. - Also from Tejun, export of the functions that a file system needs to implement cgroup writeback support" * 'for-linus' of git://git.kernel.dk/linux-block: block: Do a full clone when splitting discard bios block: export bio_associate_*() and wbc_account_io() blkcg: fix gendisk reference leak in blkg_conf_prep() null_blk: fix use-after-free problem
Diffstat (limited to 'fs')
-rw-r--r--fs/fs-writeback.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/fs/fs-writeback.c b/fs/fs-writeback.c
index f0520bcf2094..518c6294bf6c 100644
--- a/fs/fs-writeback.c
+++ b/fs/fs-writeback.c
@@ -702,6 +702,7 @@ void wbc_account_io(struct writeback_control *wbc, struct page *page,
else
wbc->wb_tcand_bytes -= min(bytes, wbc->wb_tcand_bytes);
}
+EXPORT_SYMBOL_GPL(wbc_account_io);
/**
* inode_congested - test whether an inode is congested