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bcachefs: Delete dentry when deleting snapshots

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This fixes a bug where subsequently doing creates with the same name
fails.

Signed-off-by: Kent Overstreet <kent.overstreet@gmail.com>
This commit is contained in:
Kent Overstreet 2021-10-20 20:50:07 -04:00 committed by Kent Overstreet
parent 6e0c886d3c
commit 521b806769
1 changed files with 8 additions and 1 deletions
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9
fs/bcachefs/fs-ioctl.c
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@ -422,6 +422,7 @@ static long bch2_ioctl_subvolume_destroy(struct bch_fs *c, struct file *filp,
struct bch_ioctl_subvolume arg)
{
struct path path;
struct inode *dir;
int ret = 0;
if (arg.flags)
@ -438,7 +439,13 @@ static long bch2_ioctl_subvolume_destroy(struct bch_fs *c, struct file *filp,
return -EXDEV;
}
ret = __bch2_unlink(path.dentry->d_parent->d_inode, path.dentry, 1);
dir = path.dentry->d_parent->d_inode;
ret = __bch2_unlink(dir, path.dentry, 1);
if (!ret) {
fsnotify_rmdir(dir, path.dentry);
d_delete(path.dentry);
}
path_put(&path);
return ret;