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| author |   Chris Mason <chris.mason@oracle.com> | 2008-10-03 12:30:02 -0400 |
|---|---|---|
| committer | Chris Mason <chris.mason@oracle.com> | 2008-10-03 12:30:02 -0400 |
| commit | cb843a6f513a1a91c54951005e60bd9b95bdf973 (patch) | |
| tree | 12edfb1154691f1a8aaeeadb97899397574aa785 /fs/btrfs/tree-log.c | |
| parent | Btrfs: don't read leaf blocks containing only checksums during truncate (diff) | |
| download | linux-dev-cb843a6f513a1a91c54951005e60bd9b95bdf973.tar.xz linux-dev-cb843a6f513a1a91c54951005e60bd9b95bdf973.zip | |
Btrfs: O_DIRECT writes via buffered writes + invaldiate
This reworks the btrfs O_DIRECT write code a bit. It had always fallen
back to buffered IO and done an invalidate, but needed to be updated
for the data=ordered code. The invalidate wasn't actually removing pages
because they were still inside an ordered extent.
This also combines the O_DIRECT/O_SYNC paths where possible, and kicks
off IO in the main btrfs_file_write loop to keep the pipe down the the
disk full as we process long writes.
Signed-off-by: Chris Mason <chris.mason@oracle.com>
Diffstat (limited to 'fs/btrfs/tree-log.c')
0 files changed, 0 insertions, 0 deletions