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(parent: c4d8b02) | patch
ext4: mark all metadata I/O with REQ_META
authorTheodore Ts'o <tytso@mit.edu>
Sat, 20 Apr 2013 19:46:17 +0000 (15:46 -0400)
committerTheodore Ts'o <tytso@mit.edu>
Sat, 20 Apr 2013 19:46:17 +0000 (15:46 -0400)
commit9f203507ed277ee86e3f76a15e09db1c92e40b94
tree3055dbd2f6a885b20db3fda1d56ea0d9e780d9ddtree | snapshot
parentc4d8b0235aa98f8c26bf94d308be3fdd24154572commit | diff
ext4: mark all metadata I/O with REQ_META

As Dave Chinner pointed out at the 2013 LSF/MM workshop, it's
important that metadata I/O requests are marked as such to avoid
priority inversions caused by I/O bandwidth throttling.

Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
fs/ext4/balloc.c diff | blob | history
fs/ext4/ialloc.c diff | blob | history
fs/ext4/mmp.c diff | blob | history
fs/ext4/super.c diff | blob | history
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