When the dentry cache is not destroyed, statfs will
take unknown status '?'
Undestroyed cache dentry also caused new file creating fails
Drop it using d_delete may be a choice
[root@host /]
Loaded plugins: bestyumcache, branch, fastestmirror, langpacks
Repodata is over 2 weeks old. Install yum-cron? Or run: yum makecache
fast
Cleaning repos: xxx.base.x86_64 ops.x.noarch ops.x.x86_64
Cleaning up everything
Cleaning up list of best yumcache
Cleaning up list of fastest mirrors
[root@host /]
Loaded plugins: bestyumcache, branch, fastestmirror, langpacks
Cleaning repos: xxx.base.x86_64 ops.x.noarch ops.x.x86_64
Cleaning up everything
Cleaning up list of best yumcache
Traceback (most recent call last):
File "/usr/bin/yum", line 29, in <module>
yummain.user_main(sys.argv[1:], exit_code=True)
File "/usr/share/yum-cli/yummain.py", line 365, in user_main
errcode = main(args)
File "/usr/share/yum-cli/yummain.py", line 174, in main
result, resultmsgs = base.doCommands()
File "/usr/share/yum-cli/cli.py", line 573, in doCommands
return self.yum_cli_commands[self.basecmd].doCommand(self,
self.basecmd, self.extcmds)
File "/usr/share/yum-cli/yumcommands.py", line
1475, in doCommand
return base.cleanCli(extcmds)
File "/usr/share/yum-cli/cli.py", line 1666, in
cleanCli
self.plugins.run('clean')
File
"/usr/lib/python2.7/site-packages/yum/plugins.py", line 188, in run
func(conduitcls(self, self.base, conf, **kwargs))
File "/usr/lib/yum-plugins/branch.py", line 65, in clean_hook
os.remove(os.path.join(root,filespath))
OSError: [Errno 2] No such file or directory:
'/var/cache/yum/x86_64/x/xxxx.noarch.stable/
b49e49b87d17818d799363091c7a01dde83b421d-primary.sqlite.bz2'
[root@host /]
ls: cannot access
/var/cache/yum/x86_64/x/xxxx.noarch.stable/
b49e49b87d17818d799363091c7a01dde83b421d-primary.sqlite.bz2:
No such file or directory
ls: cannot access
/var/cache/yum/x86_64/x/xxxx.noarch.stable/cachecookie:
No such file or directory
ls: cannot access
/var/cache/yum/x86_64/x/xxxx.noarch.stable/repomd.xml:
No such file or directory
total 0
?????????? ? ? ? ? ?
b49e49b87d17818d799363091c7a01dde83b421d-primary.sqlite.bz2
?????????? ? ? ? ? ?
cachecookie
drwxr-xr-x 1 root root 30 Mar 15 16:12 gen
drwxr-xr-x 2 root root 6 Jan 31 13:13
packages
?????????? ? ? ? ? ?
repomd.xml
Signed-off-by: Yuanliang Wang <yuanliang.wyl@xxxxxxxxxxxxxxx>
---
fs/overlayfs/super.c | 6 ++++++
1 file changed, 6 insertions(+)
diff --git a/fs/overlayfs/super.c b/fs/overlayfs/super.c
index e7c8ac4..f9343d3 100644
--- a/fs/overlayfs/super.c
+++ b/fs/overlayfs/super.c
@@ -380,9 +380,15 @@ static int ovl_dentry_weak_revalidate(struct dentry *dentry, unsigned int flags)
return ret;
}
+static int ovl_dentry_delete(const struct dentry *dentry)
+{
+ return 1;
+}
+
static const struct dentry_operations ovl_dentry_operations = {
.d_release = ovl_dentry_release,
.d_real = ovl_d_real,
+ .d_delete = ovl_dentry_delete,
};
static const struct dentry_operations ovl_reval_dentry_operations = {
--
1.8.3.1
--
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