* [PATCH] btrfs: ioctl: resize: Only how new size if size changed
@ 2020-02-11 13:39 Marcos Paulo de Souza
0 siblings, 0 replies; only message in thread
From: Marcos Paulo de Souza @ 2020-02-11 13:39 UTC (permalink / raw)
To: linux-kernel; +Cc: Marcos Paulo de Souza
There is no point to inform the user about "new size" if didn't changed
at all.
Signed-off-by: Marcos Paulo de Souza <marcos@mpdesouza.com>
---
fs/btrfs/ioctl.c | 6 +++---
1 file changed, 3 insertions(+), 3 deletions(-)
diff --git a/fs/btrfs/ioctl.c b/fs/btrfs/ioctl.c
index be5350582955..fa31a8021d24 100644
--- a/fs/btrfs/ioctl.c
+++ b/fs/btrfs/ioctl.c
@@ -1712,9 +1712,6 @@ static noinline int btrfs_ioctl_resize(struct file *file,
new_size = round_down(new_size, fs_info->sectorsize);
- btrfs_info_in_rcu(fs_info, "new size for %s is %llu",
- rcu_str_deref(device->name), new_size);
-
if (new_size > old_size) {
trans = btrfs_start_transaction(root, 0);
if (IS_ERR(trans)) {
@@ -1727,6 +1724,9 @@ static noinline int btrfs_ioctl_resize(struct file *file,
ret = btrfs_shrink_device(device, new_size);
} /* equal, nothing need to do */
+ if (ret == 0 && new_size != old_size)
+ btrfs_info_in_rcu(fs_info, "new size for %s is %llu",
+ rcu_str_deref(device->name), new_size);
out_free:
kfree(vol_args);
out:
--
2.24.0
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2020-02-11 13:39 [PATCH] btrfs: ioctl: resize: Only how new size if size changed Marcos Paulo de Souza
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