* Please backport: vfs: deny copy_file_range() for non regular files
@ 2017-10-08 1:19 Theodore Ts'o
2017-10-10 18:06 ` Greg KH
0 siblings, 1 reply; 3+ messages in thread
From: Theodore Ts'o @ 2017-10-08 1:19 UTC (permalink / raw)
To: stable
Hi, please cherry pick the following upstream commit:
11cbfb10775a: vfs: deny copy_file_range() for non regular files
to 3.18, 4.1, 4.4, and 4.9 LTS stable kernels.
It is needed to fix the following xfstests failure: generic/434
Many thanks,
- Ted
^ permalink raw reply [flat|nested] 3+ messages in thread
* Re: Please backport: vfs: deny copy_file_range() for non regular files
2017-10-08 1:19 Please backport: vfs: deny copy_file_range() for non regular files Theodore Ts'o
@ 2017-10-10 18:06 ` Greg KH
2017-11-06 8:43 ` Greg KH
0 siblings, 1 reply; 3+ messages in thread
From: Greg KH @ 2017-10-10 18:06 UTC (permalink / raw)
To: Theodore Ts'o; +Cc: stable
On Sat, Oct 07, 2017 at 09:19:33PM -0400, Theodore Ts'o wrote:
> Hi, please cherry pick the following upstream commit:
>
> 11cbfb10775a: vfs: deny copy_file_range() for non regular files
>
> to 3.18, 4.1, 4.4, and 4.9 LTS stable kernels.
It does not apply to the 3.18 or 4.4 stable kernels. It worked for 4.9.
Don't care about 4.1 :)
Do you have a working backport anywhere?
thanks,
greg k-h
^ permalink raw reply [flat|nested] 3+ messages in thread
* Re: Please backport: vfs: deny copy_file_range() for non regular files
2017-10-10 18:06 ` Greg KH
@ 2017-11-06 8:43 ` Greg KH
0 siblings, 0 replies; 3+ messages in thread
From: Greg KH @ 2017-11-06 8:43 UTC (permalink / raw)
To: Theodore Ts'o; +Cc: stable
On Tue, Oct 10, 2017 at 08:06:07PM +0200, Greg KH wrote:
> On Sat, Oct 07, 2017 at 09:19:33PM -0400, Theodore Ts'o wrote:
> > Hi, please cherry pick the following upstream commit:
> >
> > 11cbfb10775a: vfs: deny copy_file_range() for non regular files
> >
> > to 3.18, 4.1, 4.4, and 4.9 LTS stable kernels.
>
> It does not apply to the 3.18 or 4.4 stable kernels. It worked for 4.9.
> Don't care about 4.1 :)
>
> Do you have a working backport anywhere?
To follow up with this, copy_file_ranges() showed up in the 4.5 kernel
release, so how is this a problem for older kernels than that?
thanks,
greg k-h
^ permalink raw reply [flat|nested] 3+ messages in thread
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2017-10-08 1:19 Please backport: vfs: deny copy_file_range() for non regular files Theodore Ts'o
2017-10-10 18:06 ` Greg KH
2017-11-06 8:43 ` Greg KH
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