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| author | Chris Mason | 2008-08-15 21:34:14 +0200 |
|---|---|---|
| committer | Chris Mason | 2008-09-25 17:04:06 +0200 |
| commit | b720d209524fccdd33a499351f2ca880b8c0ffb4 (patch) | |
| tree | 81fccf72f941452ce03ca03734aea867192ad6e8 /fs/btrfs/disk-io.c | |
| parent | Btrfs: Init address_space->writeback_index properly (diff) | |
| download | kernel-qcow2-linux-b720d209524fccdd33a499351f2ca880b8c0ffb4.tar.gz kernel-qcow2-linux-b720d209524fccdd33a499351f2ca880b8c0ffb4.tar.xz kernel-qcow2-linux-b720d209524fccdd33a499351f2ca880b8c0ffb4.zip | |
Btrfs: Limit the number of async bio submission kthreads to the number of devices
Signed-off-by: Chris Mason <chris.mason@oracle.com>
Diffstat (limited to 'fs/btrfs/disk-io.c')
| -rw-r--r-- | fs/btrfs/disk-io.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/fs/btrfs/disk-io.c b/fs/btrfs/disk-io.c index 56c54a41dbbb..99bd9f9b9eed 100644 --- a/fs/btrfs/disk-io.c +++ b/fs/btrfs/disk-io.c @@ -1348,7 +1348,9 @@ struct btrfs_root *open_ctree(struct super_block *sb, * cannot dynamically grow. */ btrfs_init_workers(&fs_info->workers, fs_info->thread_pool_size); - btrfs_init_workers(&fs_info->submit_workers, fs_info->thread_pool_size); + btrfs_init_workers(&fs_info->submit_workers, + min_t(u64, fs_devices->num_devices, + fs_info->thread_pool_size)); /* a higher idle thresh on the submit workers makes it much more * likely that bios will be send down in a sane order to the |