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authorJosef Bacik <josef@redhat.com>2012-01-13 12:09:22 -0500
committerChris Mason <chris.mason@oracle.com>2012-01-16 15:29:43 -0500
commitf248679e86fead40cc78e724c7181d6bec1a2046 (patch)
tree88abeee0b2a87c0f0377509525c92d3c9ec15a15 /firmware/3com
parent8c2a3ca20f6233677ac3222c6506174010eb414f (diff)
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Btrfs: add a delalloc mutex to inodes for delalloc reservations
I was using i_mutex for this, but we're getting bogus lockdep warnings by doing that and theres no real way to get rid of those, so just stop using i_mutex to protect delalloc metadata reservations and use a delalloc mutex instead. This shouldn't be contended often at all, only if you are writing and mmap writing to the file at the same time. Thanks, Signed-off-by: Josef Bacik <josef@redhat.com>
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