On Fri, Jan 22, 2021 at 6:59 AM Joseph Qi wrote:
>
> Hi Miklos,
>
> Any comments on this patch?
Queued for 5.11. Thanks.
Miklos
Hi Miklos,
Any comments on this patch?
Thanks,
Joseph
On 12/22/20 11:26 AM, Al Viro wrote:
> On Tue, Dec 22, 2020 at 11:06:26AM +0800, Liangyan wrote:
>
>> Cc:
>> Fixes: a6c606551141 ("ovl: redirect on rename-dir")
>> Signed-off-by: Liangyan
>> Reviewed-by: Joseph Qi
>> Suggested-by: Al
ping
On 20/12/22 上午11:06, Liangyan wrote:
We need to lock d_parent->d_lock before dget_dlock, or this may
have d_lockref updated parallelly like calltrace below which will
cause dentry->d_lockref leak and risk a crash.
CPU 0CPU 1
ovl_set_redirect
Thanks Viro.
@Miklos, can you please advise?
On 20/12/22 上午11:26, Al Viro wrote:
On Tue, Dec 22, 2020 at 11:06:26AM +0800, Liangyan wrote:
Cc:
Fixes: a6c606551141 ("ovl: redirect on rename-dir")
Signed-off-by: Liangyan
Reviewed-by: Joseph Qi
Suggested-by: Al Viro
Fine by me... I can
On Tue, Dec 22, 2020 at 11:06:26AM +0800, Liangyan wrote:
> Cc:
> Fixes: a6c606551141 ("ovl: redirect on rename-dir")
> Signed-off-by: Liangyan
> Reviewed-by: Joseph Qi
> Suggested-by: Al Viro
Fine by me... I can put it through vfs.git#fixes, but IMO
that would be better off in overlayfs
We need to lock d_parent->d_lock before dget_dlock, or this may
have d_lockref updated parallelly like calltrace below which will
cause dentry->d_lockref leak and risk a crash.
CPU 0CPU 1
ovl_set_redirect lookup_fast
ovl_get_redirect
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