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| author |   Josef Bacik <josef@redhat.com> | 2011-04-05 13:02:27 -0400 |
|---|---|---|
| committer | Josef Bacik <josef@redhat.com> | 2011-04-08 13:00:34 -0400 |
| commit | 12ddb96cb6752218d8a1aeb696ec9b0ca7adb42f (patch) | |
| tree | cffdb38f2f479dde85d5f96879e53ac4b8f4d6ef /kernel | |
| parent | Btrfs: only retry transaction reservation once (diff) | |
| download | wireguard-linux-12ddb96cb6752218d8a1aeb696ec9b0ca7adb42f.tar.xz wireguard-linux-12ddb96cb6752218d8a1aeb696ec9b0ca7adb42f.zip | |
Btrfs: map the inode item when doing fill_inode_item
Instead of calling kmap_atomic for every thing we set in the inode item, map the
entire inode item at the start and unmap it at the end. This makes a sequential
dd of 400mb O_DIRECT something like 1% faster. Thanks,
Signed-off-by: Josef Bacik <josef@redhat.com>
Diffstat (limited to 'kernel')
0 files changed, 0 insertions, 0 deletions