From: Greg KH <gregkh@linuxfoundation.org>
To: Leah Rumancik <leah.rumancik@gmail.com>
Cc: stable@vger.kernel.org, miklos@szeredi.hu,
Murphy Zhou <jencce.kernel@gmail.com>,
Miklos Szeredi <mszeredi@redhat.com>
Subject: Re: [PATCH] ovl: add splice file read write helper
Date: Sat, 21 Aug 2021 13:29:03 +0200 [thread overview]
Message-ID: <YSDjf8yeYkkMQty9@kroah.com> (raw)
In-Reply-To: <20210820195929.1926705-1-leah.rumancik@gmail.com>
On Fri, Aug 20, 2021 at 07:59:29PM +0000, Leah Rumancik wrote:
> From: Murphy Zhou <jencce.kernel@gmail.com>
>
> Now overlayfs falls back to use default file splice read
> and write, which is not compatiple with overlayfs, returning
> EFAULT. xfstests generic/591 can reproduce part of this.
>
> Tested this patch with xfstests auto group tests.
>
> [ Needed in 5.4 to fix a deadlock triggered via
> xfstests overlay/019 -- Leah Rumancik ]
>
> Signed-off-by: Murphy Zhou <jencce.kernel@gmail.com>
> Signed-off-by: Miklos Szeredi <mszeredi@redhat.com>
> ---
> fs/overlayfs/file.c | 47 +++++++++++++++++++++++++++++++++++++++++++++
> 1 file changed, 47 insertions(+)
>
<formletter>
This is not the correct way to submit patches for inclusion in the
stable kernel tree. Please read:
https://www.kernel.org/doc/html/latest/process/stable-kernel-rules.html
for how to do this properly.
</formletter>
next prev parent reply other threads:[~2021-08-21 11:29 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-08-20 19:59 [PATCH] ovl: add splice file read write helper Leah Rumancik
2021-08-21 11:29 ` Greg KH [this message]
2021-08-23 0:54 ` Sasha Levin
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