From: Al Viro <viro@zeniv.linux.org.uk>
To: Aleksa Sarai <cyphar@cyphar.com>
Cc: Song Liu <songliubraving@fb.com>,
linux-ia64@vger.kernel.org, linux-doc@vger.kernel.org,
Peter Zijlstra <peterz@infradead.org>,
Rasmus Villemoes <linux@rasmusvillemoes.dk>,
Alexei Starovoitov <ast@kernel.org>,
linux-kernel@vger.kernel.org, David Howells <dhowells@redhat.com>,
linux-kselftest@vger.kernel.org, sparclinux@vger.kernel.org,
containers@lists.linux-foundation.org, linux-api@vger.kernel.org,
Shuah Khan <shuah@kernel.org>,
linux-arch@vger.kernel.org, linux-s390@vger.kernel.org,
Tycho Andersen <tycho@tycho.ws>,
Daniel Borkmann <daniel@iogearbox.net>,
Jonathan Corbet <corbet@lwn.net>, Jiri Olsa <jolsa@redhat.com>,
linux-sh@vger.kernel.org,
Alexander Shishkin <alexander.shishkin@linux.intel.com>,
Ingo Molnar <mingo@redhat.com>,
linux-arm-kernel@lists.infradead.org, Yonghong Song <yhs@fb.com>,
linux-mips@vger.kernel.org, Andrii Nakryiko <andriin@fb.com>,
bpf@vger.ke
Subject: Re: [PATCH v17 11/13] open: introduce openat2(2) syscall
Date: Mon, 25 Nov 2019 00:37:24 +0000 [thread overview]
Message-ID: <20191125003724.GG4203@ZenIV.linux.org.uk> (raw)
In-Reply-To: <20191117011713.13032-12-cyphar@cyphar.com>
On Sun, Nov 17, 2019 at 12:17:11PM +1100, Aleksa Sarai wrote:
> +/* how->upgrade flags for openat2(2). */
> +/* First bit is reserved for a future UPGRADE_NOEXEC flag. */
> +#define UPGRADE_NOREAD 0x02 /* Block re-opening with MAY_READ. */
> +#define UPGRADE_NOWRITE 0x04 /* Block re-opening with MAY_WRITE. */
I'd drop that chunk, for the lack of ->upgrade...
WARNING: multiple messages have this Message-ID (diff)
From: Al Viro <viro@zeniv.linux.org.uk>
To: Aleksa Sarai <cyphar@cyphar.com>
Cc: Song Liu <songliubraving@fb.com>,
linux-ia64@vger.kernel.org, linux-doc@vger.kernel.org,
Peter Zijlstra <peterz@infradead.org>,
Rasmus Villemoes <linux@rasmusvillemoes.dk>,
Alexei Starovoitov <ast@kernel.org>,
linux-kernel@vger.kernel.org, David Howells <dhowells@redhat.com>,
linux-kselftest@vger.kernel.org, sparclinux@vger.kernel.org,
containers@lists.linux-foundation.org, linux-api@vger.kernel.org,
Shuah Khan <shuah@kernel.org>,
linux-arch@vger.kernel.org, linux-s390@vger.kernel.org,
Tycho Andersen <tycho@tycho.ws>,
Daniel Borkmann <daniel@iogearbox.net>,
Jonathan Corbet <corbet@lwn.net>, Jiri Olsa <jolsa@redhat.com>,
linux-sh@vger.kernel.org,
Alexander Shishkin <alexander.shishkin@linux.intel.com>,
Ingo Molnar <mingo@redhat.com>,
linux-arm-kernel@lists.infradead.org, Yonghong Song <yhs@fb.com>,
linux-mips@vger.kernel.org, Andrii Nakryiko <andriin@fb.com>,
bpf@vger.kernel.org, linux-xtensa@linux-xtensa.org,
Kees Cook <keescook@chromium.org>, Arnd Bergmann <arnd@arndb.de>,
Jann Horn <jannh@google.com>,
linuxppc-dev@lists.ozlabs.org, dev@opencontainers.org,
linux-m68k@lists.linux-m68k.org,
Andy Lutomirski <luto@kernel.org>,
Shuah Khan <skhan@linuxfoundation.org>,
Namhyung Kim <namhyung@kernel.org>,
David Drysdale <drysdale@google.com>,
Christian Brauner <christian@brauner.io>,
"J. Bruce Fields" <bfields@fieldses.org>,
libc-alpha@sourceware.org, Aleksa Sarai <asarai@suse.de>,
linux-parisc@vger.kernel.org, netdev@vger.kernel.org,
Chanho Min <chanho.min@lge.com>, Jeff Layton <jlayton@kernel.org>,
Oleg Nesterov <oleg@redhat.com>,
Eric Biederman <ebiederm@xmission.com>,
linux-alpha@vger.kernel.org, linux-fsdevel@vger.kernel.org,
Andrew Morton <akpm@linux-foundation.org>,
Linus Torvalds <torvalds@linux-foundation.org>,
Martin KaFai Lau <kafai@fb.com>
Subject: Re: [PATCH v17 11/13] open: introduce openat2(2) syscall
Date: Mon, 25 Nov 2019 00:37:24 +0000 [thread overview]
Message-ID: <20191125003724.GG4203@ZenIV.linux.org.uk> (raw)
In-Reply-To: <20191117011713.13032-12-cyphar@cyphar.com>
On Sun, Nov 17, 2019 at 12:17:11PM +1100, Aleksa Sarai wrote:
> +/* how->upgrade flags for openat2(2). */
> +/* First bit is reserved for a future UPGRADE_NOEXEC flag. */
> +#define UPGRADE_NOREAD 0x02 /* Block re-opening with MAY_READ. */
> +#define UPGRADE_NOWRITE 0x04 /* Block re-opening with MAY_WRITE. */
I'd drop that chunk, for the lack of ->upgrade...
next prev parent reply other threads:[~2019-11-25 0:37 UTC|newest]
Thread overview: 81+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-11-17 1:17 [PATCH v17 00/13] open: introduce openat2(2) syscall Aleksa Sarai
2019-11-17 1:17 ` Aleksa Sarai
2019-11-17 1:17 ` Aleksa Sarai
2019-11-17 1:17 ` Aleksa Sarai
2019-11-17 1:17 ` Aleksa Sarai
2019-11-17 1:17 ` [PATCH v17 01/13] namei: only return -ECHILD from follow_dotdot_rcu() Aleksa Sarai
2019-11-17 1:17 ` Aleksa Sarai
2019-11-17 1:17 ` Aleksa Sarai
2019-11-17 1:17 ` Aleksa Sarai
2019-11-17 1:17 ` [PATCH v17 02/13] nsfs: clean-up ns_get_path() signature to return int Aleksa Sarai
2019-11-17 1:17 ` Aleksa Sarai
2019-11-17 1:17 ` Aleksa Sarai
2019-11-17 1:17 ` Aleksa Sarai
2019-11-17 1:17 ` Aleksa Sarai
2019-11-17 1:17 ` [PATCH v17 03/13] namei: allow nd_jump_link() to produce errors Aleksa Sarai
2019-11-17 1:17 ` Aleksa Sarai
2019-11-17 1:17 ` Aleksa Sarai
2019-11-17 1:17 ` Aleksa Sarai
2019-11-17 1:17 ` Aleksa Sarai
2019-11-17 1:17 ` [PATCH v17 04/13] namei: allow set_root() " Aleksa Sarai
2019-11-17 1:17 ` Aleksa Sarai
2019-11-17 1:17 ` Aleksa Sarai
2019-11-17 1:17 ` Aleksa Sarai
2019-11-17 1:17 ` Aleksa Sarai
2019-11-17 1:17 ` [PATCH v17 05/13] namei: LOOKUP_NO_SYMLINKS: block symlink resolution Aleksa Sarai
2019-11-17 1:17 ` Aleksa Sarai
2019-11-17 1:17 ` Aleksa Sarai
2019-11-17 1:17 ` Aleksa Sarai
2019-11-17 1:17 ` Aleksa Sarai
2019-11-17 1:17 ` [PATCH v17 06/13] namei: LOOKUP_NO_MAGICLINKS: block magic-link resolution Aleksa Sarai
2019-11-17 1:17 ` Aleksa Sarai
2019-11-17 1:17 ` Aleksa Sarai
2019-11-17 1:17 ` Aleksa Sarai
2019-11-17 1:17 ` Aleksa Sarai
2019-11-17 1:17 ` [PATCH v17 07/13] namei: LOOKUP_NO_XDEV: block mountpoint crossing Aleksa Sarai
2019-11-17 1:17 ` Aleksa Sarai
2019-11-17 1:17 ` Aleksa Sarai
2019-11-17 1:17 ` Aleksa Sarai
2019-11-17 1:17 ` Aleksa Sarai
2019-11-17 1:17 ` [PATCH v17 08/13] namei: LOOKUP_BENEATH: O_BENEATH-like scoped resolution Aleksa Sarai
2019-11-17 1:17 ` Aleksa Sarai
2019-11-17 1:17 ` Aleksa Sarai
2019-11-17 1:17 ` Aleksa Sarai
2019-11-17 1:17 ` Aleksa Sarai
2019-11-25 0:26 ` Al Viro
2019-11-25 0:26 ` Al Viro
2019-11-25 6:03 ` Aleksa Sarai
2019-11-25 6:03 ` Aleksa Sarai
2019-11-17 1:17 ` [PATCH v17 09/13] namei: LOOKUP_IN_ROOT: chroot-like " Aleksa Sarai
2019-11-17 1:17 ` Aleksa Sarai
2019-11-17 1:17 ` Aleksa Sarai
2019-11-17 1:17 ` Aleksa Sarai
2019-11-17 1:17 ` [PATCH v17 10/13] namei: LOOKUP_{IN_ROOT,BENEATH}: permit limited ".." resolution Aleksa Sarai
2019-11-17 1:17 ` [PATCH v17 10/13] namei: LOOKUP_{IN_ROOT, BENEATH}: " Aleksa Sarai
2019-11-17 1:17 ` [PATCH v17 10/13] namei: LOOKUP_{IN_ROOT,BENEATH}: " Aleksa Sarai
2019-11-17 1:17 ` Aleksa Sarai
2019-11-25 0:35 ` Al Viro
2019-11-25 0:35 ` Al Viro
2019-11-25 13:21 ` Aleksa Sarai
2019-11-25 13:21 ` Aleksa Sarai
2019-11-28 10:10 ` Aleksa Sarai
2019-11-28 10:10 ` Aleksa Sarai
2019-11-17 1:17 ` [PATCH v17 11/13] open: introduce openat2(2) syscall Aleksa Sarai
2019-11-17 1:17 ` Aleksa Sarai
2019-11-17 1:17 ` Aleksa Sarai
2019-11-17 1:17 ` Aleksa Sarai
2019-11-17 1:17 ` Aleksa Sarai
2019-11-25 0:37 ` Al Viro [this message]
2019-11-25 0:37 ` Al Viro
2019-11-17 1:17 ` [PATCH v17 12/13] selftests: add openat2(2) selftests Aleksa Sarai
2019-11-17 1:17 ` Aleksa Sarai
2019-11-17 1:17 ` Aleksa Sarai
2019-11-17 1:17 ` Aleksa Sarai
2019-11-17 1:17 ` Aleksa Sarai
2019-11-17 1:28 ` [PATCH v17 13/13] Documentation: path-lookup: include new LOOKUP flags Aleksa Sarai
2019-11-17 1:28 ` Aleksa Sarai
2019-11-17 1:28 ` Aleksa Sarai
2019-11-17 1:28 ` Aleksa Sarai
2019-11-17 1:28 ` Aleksa Sarai
2019-11-25 0:39 ` [PATCH v17 00/13] open: introduce openat2(2) syscall Al Viro
2019-11-25 0:39 ` Al Viro
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