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From: Christian Brauner <christian.brauner@ubuntu.com>
To: Aleksa Sarai <cyphar@cyphar.com>
Cc: containers@lists.linux-foundation.org,
	linux-kernel@vger.kernel.org,
	Alexander Viro <viro@zeniv.linux.org.uk>,
	linux-kselftest@vger.kernel.org, linux-fsdevel@vger.kernel.org,
	Shuah Khan <shuah@kernel.org>
Subject: Re: [PATCH v2 0/2] openat2: reject RESOLVE_BENEATH|RESOLVE_IN_ROOT
Date: Wed, 2 Dec 2020 15:43:42 +0100	[thread overview]
Message-ID: <20201202144342.dzks7olzr4owv3ev@wittgenstein> (raw)
In-Reply-To: <20201027235044.5240-1-cyphar@cyphar.com>

On Wed, Oct 28, 2020 at 10:50:42AM +1100, Aleksa Sarai wrote:
> This was an oversight in the original implementation, as it makes no
> sense to specify both scoping flags to the same openat2(2) invocation
> (before this patch, the result of such an invocation was equivalent to
> RESOLVE_IN_ROOT being ignored).
> 
> This is a userspace-visible ABI change, but the only user of openat2(2)
> at the moment is LXC which doesn't specify both flags and so no
> userspace programs will break as a result.
> 
> Changelog:
>   v2: Split patch so as to separate selftest changes. [Shuah Khan]
>   v1: <https://lore.kernel.org/lkml/20201007103608.17349-1-cyphar@cyphar.com/>
> 
> Aleksa Sarai (2):
>   openat2: reject RESOLVE_BENEATH|RESOLVE_IN_ROOT
>   selftests: openat2: add RESOLVE_ conflict test
> 
>  fs/open.c                                      | 4 ++++
>  tools/testing/selftests/openat2/openat2_test.c | 8 +++++++-
>  2 files changed, 11 insertions(+), 1 deletion(-)

I've applied this patchset now. There's no need to have this sit around
another merge window. I'm happy to drop it again in case you're picking
it up later, Al.

Thanks!
Christian
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WARNING: multiple messages have this Message-ID (diff)
From: Christian Brauner <christian.brauner@ubuntu.com>
To: Aleksa Sarai <cyphar@cyphar.com>
Cc: Alexander Viro <viro@zeniv.linux.org.uk>,
	Shuah Khan <shuah@kernel.org>,
	containers@lists.linux-foundation.org,
	linux-fsdevel@vger.kernel.org, linux-kselftest@vger.kernel.org,
	linux-kernel@vger.kernel.org
Subject: Re: [PATCH v2 0/2] openat2: reject RESOLVE_BENEATH|RESOLVE_IN_ROOT
Date: Wed, 2 Dec 2020 15:43:42 +0100	[thread overview]
Message-ID: <20201202144342.dzks7olzr4owv3ev@wittgenstein> (raw)
In-Reply-To: <20201027235044.5240-1-cyphar@cyphar.com>

On Wed, Oct 28, 2020 at 10:50:42AM +1100, Aleksa Sarai wrote:
> This was an oversight in the original implementation, as it makes no
> sense to specify both scoping flags to the same openat2(2) invocation
> (before this patch, the result of such an invocation was equivalent to
> RESOLVE_IN_ROOT being ignored).
> 
> This is a userspace-visible ABI change, but the only user of openat2(2)
> at the moment is LXC which doesn't specify both flags and so no
> userspace programs will break as a result.
> 
> Changelog:
>   v2: Split patch so as to separate selftest changes. [Shuah Khan]
>   v1: <https://lore.kernel.org/lkml/20201007103608.17349-1-cyphar@cyphar.com/>
> 
> Aleksa Sarai (2):
>   openat2: reject RESOLVE_BENEATH|RESOLVE_IN_ROOT
>   selftests: openat2: add RESOLVE_ conflict test
> 
>  fs/open.c                                      | 4 ++++
>  tools/testing/selftests/openat2/openat2_test.c | 8 +++++++-
>  2 files changed, 11 insertions(+), 1 deletion(-)

I've applied this patchset now. There's no need to have this sit around
another merge window. I'm happy to drop it again in case you're picking
it up later, Al.

Thanks!
Christian

  parent reply	other threads:[~2020-12-02 14:44 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-10-27 23:50 [PATCH v2 0/2] openat2: reject RESOLVE_BENEATH|RESOLVE_IN_ROOT Aleksa Sarai
2020-10-27 23:50 ` [PATCH v2 1/2] " Aleksa Sarai
2020-10-27 23:50 ` [PATCH v2 2/2] selftests: openat2: add RESOLVE_ conflict test Aleksa Sarai
2020-12-02 14:43 ` Christian Brauner [this message]
2020-12-02 14:43   ` [PATCH v2 0/2] openat2: reject RESOLVE_BENEATH|RESOLVE_IN_ROOT Christian Brauner

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