Sorry to bother you. This is an incorrect send, please ignore it.
在 2023/6/15 下午5:48, Yinbo Zhu 写道:
From: Steve French stfrench@microsoft.com
We should not be caching closed files when freeze is invoked on an fs (so we can release resources more gracefully).
Fixes xfstests generic/068 generic/390 generic/491
Reviewed-by: David Howells dhowells@redhat.com Cc: stable@vger.kernel.org Signed-off-by: Steve French stfrench@microsoft.com
fs/cifs/cifsfs.c | 15 +++++++++++++++ 1 file changed, 15 insertions(+)
diff --git a/fs/cifs/cifsfs.c b/fs/cifs/cifsfs.c index 8b6b3b6985f3..43a4d8603db3 100644 --- a/fs/cifs/cifsfs.c +++ b/fs/cifs/cifsfs.c @@ -760,6 +760,20 @@ static void cifs_umount_begin(struct super_block *sb) return; } +static int cifs_freeze(struct super_block *sb) +{
- struct cifs_sb_info *cifs_sb = CIFS_SB(sb);
- struct cifs_tcon *tcon;
- if (cifs_sb == NULL)
return 0;
- tcon = cifs_sb_master_tcon(cifs_sb);
- cifs_close_all_deferred_files(tcon);
- return 0;
+}
- #ifdef CONFIG_CIFS_STATS2 static int cifs_show_stats(struct seq_file *s, struct dentry *root) {
@@ -798,6 +812,7 @@ static const struct super_operations cifs_super_ops = { as opens */ .show_options = cifs_show_options, .umount_begin = cifs_umount_begin,
- .freeze_fs = cifs_freeze, #ifdef CONFIG_CIFS_STATS2 .show_stats = cifs_show_stats, #endif