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authorQu Wenruo <wqu@suse.com>2018-02-09 15:44:23 +0800
committerDavid Sterba <dsterba@suse.com>2018-02-24 01:37:17 +0100
commitf174972d2dd1f2e6c9ca62839061782a22971070 (patch)
treec6ba3ff150ac4e1717ea2f377345dc1c74a31314 /volumes.c
parent12becfe1220bb4e45e529d4d2363394431605deb (diff)
btrfs-progs: volumes: Allow find_free_dev_extent() to return maximum hole size
Just as kernel find_free_dev_extent(), allow it to return maximum hole size for us to build device list for later chunk allocator rework. Signed-off-by: Qu Wenruo <wqu@suse.com> Signed-off-by: David Sterba <dsterba@suse.com>
Diffstat (limited to 'volumes.c')
-rw-r--r--volumes.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/volumes.c b/volumes.c
index 00acaa0..9ebe52a 100644
--- a/volumes.c
+++ b/volumes.c
@@ -516,10 +516,10 @@ out:
}
static int find_free_dev_extent(struct btrfs_device *device, u64 num_bytes,
- u64 *start)
+ u64 *start, u64 *len)
{
/* FIXME use last free of some kind */
- return find_free_dev_extent_start(device, num_bytes, 0, start, NULL);
+ return find_free_dev_extent_start(device, num_bytes, 0, start, len);
}
static int btrfs_alloc_dev_extent(struct btrfs_trans_handle *trans,
@@ -543,7 +543,7 @@ static int btrfs_alloc_dev_extent(struct btrfs_trans_handle *trans,
* is responsible to make sure it's free.
*/
if (!convert) {
- ret = find_free_dev_extent(device, num_bytes, start);
+ ret = find_free_dev_extent(device, num_bytes, start, NULL);
if (ret)
goto err;
}