Btrfs: don't flush delalloc arbitrarily

Kill the check to see if we have 512mb of reserved space in delalloc and
shrink_delalloc if we do.  This causes unexpected latencies and we have other
logic to see if we need to throttle.  Thanks,

Signed-off-by: Josef Bacik <josef@redhat.com>
Signed-off-by: Chris Mason <chris.mason@oracle.com>
This commit is contained in:
Josef Bacik 2011-07-15 16:01:03 +00:00 committed by Chris Mason
parent a94733d0bc
commit a599142806

View File

@ -3986,9 +3986,6 @@ int btrfs_delalloc_reserve_metadata(struct inode *inode, u64 num_bytes)
block_rsv_add_bytes(block_rsv, to_reserve, 1);
if (block_rsv->size > 512 * 1024 * 1024)
shrink_delalloc(NULL, root, to_reserve, 0);
return 0;
}