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(parent: a343832) | patch
Btrfs: don't look at bio flags after submit_bio
authorChris Mason <chris.mason@oracle.com>
Mon, 15 Mar 2010 14:21:30 +0000 (10:21 -0400)
committerChris Mason <chris.mason@oracle.com>
Mon, 15 Mar 2010 15:00:15 +0000 (11:00 -0400)
commit5ff7ba3a797a8ffd5299b8477df2dca3c3ebd34e
tree598f33540071cd31bd7738b5d6246bfbaa0d9b3btree | snapshot
parenta343832f1a55c74791a8a37053fc02ad80640710commit | diff
Btrfs: don't look at bio flags after submit_bio

After callling submit_bio, the bio can be freed at any time.  The
btrfs submission thread helper was checking the bio flags too late,
which might not give the correct answer.

When CONFIG_DEBUG_PAGE_ALLOC is turned on, it can lead to oopsen.

Signed-off-by: Chris Mason <chris.mason@oracle.com>
fs/btrfs/volumes.c diff | blob | history
Full containers within linux kernel