From: Thomas Gleixner <tglx@linutronix.de> To: Kees Cook <keescook@chromium.org> Cc: linux-kernel@vger.kernel.org, Darren Hart <dvhart@linux.intel.com>, Peter Zijlstra <a.p.zijlstra@chello.nl>, Andrew Morton <akpm@linux-foundation.org>, Jiri Kosina <jkosina@suse.cz>, "Eric W. Biederman" <ebiederm@xmission.com>, David Howells <dhowells@redhat.com>, "Serge E. Hallyn" <serge.hallyn@canonical.com>, kernel-hardening@lists.openwall.com, spender@grsecurity.net Subject: Re: [PATCH] futex: mark get_robust_list as deprecated Date: Fri, 23 Mar 2012 19:27:53 +0100 (CET) [thread overview] Message-ID: <alpine.LFD.2.02.1203231926000.2542@ionos> (raw) In-Reply-To: <20120323175855.GA23668@www.outflux.net> On Fri, 23 Mar 2012, Kees Cook wrote: > Notify get_robust_list users that the syscall is going away. That want's an entry in Documentation/feature-removal-schedule.txt as well. That's on top of your previous one, right ? Thanks, tglx > Suggested-by: Thomas Gleixner <tglx@linutronix.de> > Signed-off-by: Kees Cook <keescook@chromium.org> > --- > kernel/futex.c | 2 ++ > kernel/futex_compat.c | 2 ++ > 2 files changed, 4 insertions(+), 0 deletions(-) > > diff --git a/kernel/futex.c b/kernel/futex.c > index 439440d..545d7a3 100644 > --- a/kernel/futex.c > +++ b/kernel/futex.c > @@ -2449,6 +2449,8 @@ SYSCALL_DEFINE3(get_robust_list, int, pid, > if (!futex_cmpxchg_enabled) > return -ENOSYS; > > + WARN_ONCE(1, "deprecated: get_robust_list will be deleted in 2013.\n"); > + > rcu_read_lock(); > > ret = -ESRCH; > diff --git a/kernel/futex_compat.c b/kernel/futex_compat.c > index a9642d5..83e368b 100644 > --- a/kernel/futex_compat.c > +++ b/kernel/futex_compat.c > @@ -142,6 +142,8 @@ compat_sys_get_robust_list(int pid, compat_uptr_t __user *head_ptr, > if (!futex_cmpxchg_enabled) > return -ENOSYS; > > + WARN_ONCE(1, "deprecated: get_robust_list will be deleted in 2013.\n"); > + > rcu_read_lock(); > > ret = -ESRCH; > -- > 1.7.0.4 > > -- > Kees Cook > ChromeOS Security >
WARNING: multiple messages have this Message-ID (diff)
From: Thomas Gleixner <tglx@linutronix.de> To: Kees Cook <keescook@chromium.org> Cc: linux-kernel@vger.kernel.org, Darren Hart <dvhart@linux.intel.com>, Peter Zijlstra <a.p.zijlstra@chello.nl>, Andrew Morton <akpm@linux-foundation.org>, Jiri Kosina <jkosina@suse.cz>, "Eric W. Biederman" <ebiederm@xmission.com>, David Howells <dhowells@redhat.com>, "Serge E. Hallyn" <serge.hallyn@canonical.com>, kernel-hardening@lists.openwall.com, spender@grsecurity.net Subject: [kernel-hardening] Re: [PATCH] futex: mark get_robust_list as deprecated Date: Fri, 23 Mar 2012 19:27:53 +0100 (CET) [thread overview] Message-ID: <alpine.LFD.2.02.1203231926000.2542@ionos> (raw) In-Reply-To: <20120323175855.GA23668@www.outflux.net> On Fri, 23 Mar 2012, Kees Cook wrote: > Notify get_robust_list users that the syscall is going away. That want's an entry in Documentation/feature-removal-schedule.txt as well. That's on top of your previous one, right ? Thanks, tglx > Suggested-by: Thomas Gleixner <tglx@linutronix.de> > Signed-off-by: Kees Cook <keescook@chromium.org> > --- > kernel/futex.c | 2 ++ > kernel/futex_compat.c | 2 ++ > 2 files changed, 4 insertions(+), 0 deletions(-) > > diff --git a/kernel/futex.c b/kernel/futex.c > index 439440d..545d7a3 100644 > --- a/kernel/futex.c > +++ b/kernel/futex.c > @@ -2449,6 +2449,8 @@ SYSCALL_DEFINE3(get_robust_list, int, pid, > if (!futex_cmpxchg_enabled) > return -ENOSYS; > > + WARN_ONCE(1, "deprecated: get_robust_list will be deleted in 2013.\n"); > + > rcu_read_lock(); > > ret = -ESRCH; > diff --git a/kernel/futex_compat.c b/kernel/futex_compat.c > index a9642d5..83e368b 100644 > --- a/kernel/futex_compat.c > +++ b/kernel/futex_compat.c > @@ -142,6 +142,8 @@ compat_sys_get_robust_list(int pid, compat_uptr_t __user *head_ptr, > if (!futex_cmpxchg_enabled) > return -ENOSYS; > > + WARN_ONCE(1, "deprecated: get_robust_list will be deleted in 2013.\n"); > + > rcu_read_lock(); > > ret = -ESRCH; > -- > 1.7.0.4 > > -- > Kees Cook > ChromeOS Security >
next prev parent reply other threads:[~2012-03-23 18:28 UTC|newest] Thread overview: 78+ messages / expand[flat|nested] mbox.gz Atom feed top 2012-03-19 23:12 [PATCH] futex: do not leak robust list to unprivileged process Kees Cook 2012-03-19 23:12 ` [kernel-hardening] " Kees Cook 2012-03-20 13:31 ` Serge Hallyn 2012-03-20 13:31 ` [kernel-hardening] " Serge Hallyn 2012-03-20 17:02 ` Thomas Gleixner 2012-03-20 17:02 ` [kernel-hardening] " Thomas Gleixner 2012-03-20 17:11 ` Kees Cook 2012-03-20 17:11 ` [kernel-hardening] " Kees Cook 2012-03-20 17:23 ` Ingo Molnar 2012-03-20 17:23 ` [kernel-hardening] " Ingo Molnar 2012-03-22 23:46 ` Thomas Gleixner 2012-03-22 23:46 ` [kernel-hardening] " Thomas Gleixner 2012-03-23 17:58 ` [PATCH] futex: mark get_robust_list as deprecated Kees Cook 2012-03-23 17:58 ` [kernel-hardening] " Kees Cook 2012-03-23 18:27 ` Thomas Gleixner [this message] 2012-03-23 18:27 ` [kernel-hardening] " Thomas Gleixner 2012-03-23 19:08 ` Kees Cook 2012-03-23 19:08 ` [kernel-hardening] " Kees Cook 2012-03-23 19:08 ` [PATCH v2] " Kees Cook 2012-03-23 19:08 ` [kernel-hardening] " Kees Cook [not found] ` <20120323190855.GA27213-0X9Bc/hWBUTk6RaD4rd5nQ@public.gmane.org> 2012-03-23 22:06 ` Eric W. Biederman 2012-03-23 22:06 ` [kernel-hardening] " Eric W. Biederman 2012-03-23 22:06 ` Eric W. Biederman [not found] ` <m1fwczvuph.fsf-+imSwln9KH6u2/kzUuoCbdi2O/JbrIOy@public.gmane.org> 2012-03-23 22:10 ` Kees Cook 2012-03-23 22:10 ` [kernel-hardening] " Kees Cook 2012-03-23 22:10 ` Kees Cook 2012-03-30 5:05 ` Matt Helsley 2012-03-30 5:05 ` [kernel-hardening] " Matt Helsley 2012-03-30 5:05 ` Matt Helsley [not found] ` <20120330050544.GA32299-52DBMbEzqgQ/wnmkkaCWp/UQ3DHhIser@public.gmane.org> 2012-03-30 6:14 ` Pavel Emelyanov 2012-03-30 6:14 ` [kernel-hardening] " Pavel Emelyanov 2012-03-30 6:14 ` Pavel Emelyanov 2012-03-30 22:51 ` Gene Cooperman 2012-03-30 22:51 ` Gene Cooperman 2012-03-30 22:51 ` [kernel-hardening] " Gene Cooperman 2012-03-27 18:05 ` Josh Boyer 2012-03-27 18:05 ` [kernel-hardening] " Josh Boyer 2012-03-27 19:13 ` Peter Zijlstra 2012-03-27 19:13 ` [kernel-hardening] " Peter Zijlstra 2012-03-29 9:56 ` [tip:core/locking] futex: Mark " tip-bot for Kees Cook 2012-08-02 10:35 ` [PATCH v2] futex: mark " richard -rw- weinberger 2012-08-02 10:35 ` [kernel-hardening] " richard -rw- weinberger 2012-08-02 11:11 ` Eric W. Biederman 2012-08-02 11:11 ` [kernel-hardening] " Eric W. Biederman 2012-08-03 10:17 ` richard -rw- weinberger 2012-08-03 10:17 ` [kernel-hardening] " richard -rw- weinberger 2012-08-03 11:02 ` Cyrill Gorcunov 2012-08-03 11:02 ` [kernel-hardening] " Cyrill Gorcunov 2012-08-03 11:19 ` richard -rw- weinberger 2012-08-03 11:19 ` [kernel-hardening] " richard -rw- weinberger 2012-08-03 11:27 ` Cyrill Gorcunov 2012-08-03 11:27 ` [kernel-hardening] " Cyrill Gorcunov 2012-08-03 11:30 ` richard -rw- weinberger 2012-08-03 11:30 ` [kernel-hardening] " richard -rw- weinberger 2012-08-03 11:35 ` Cyrill Gorcunov 2012-08-03 11:35 ` [kernel-hardening] " Cyrill Gorcunov 2012-08-03 11:38 ` richard -rw- weinberger 2012-08-03 11:38 ` [kernel-hardening] " richard -rw- weinberger 2012-08-03 12:38 ` Pavel Emelyanov 2012-08-03 12:38 ` [kernel-hardening] " Pavel Emelyanov 2012-08-03 12:58 ` Eric W. Biederman 2012-08-03 12:58 ` [kernel-hardening] " Eric W. Biederman 2012-08-03 13:00 ` richard -rw- weinberger 2012-08-03 13:00 ` [kernel-hardening] " richard -rw- weinberger 2012-08-03 17:16 ` Kees Cook 2012-08-03 17:16 ` [kernel-hardening] " Kees Cook 2012-08-03 18:06 ` [kernel-hardening] [PATCH] Revert "futex: Mark get_robust_list as deprecated" Richard Weinberger 2012-03-28 18:33 ` [PATCH] futex: do not leak robust list to unprivileged process Kees Cook 2012-03-28 18:33 ` [kernel-hardening] " Kees Cook 2012-03-28 21:24 ` Thomas Gleixner 2012-03-28 21:24 ` [kernel-hardening] " Thomas Gleixner 2012-03-29 9:55 ` [tip:core/locking] futex: Do " tip-bot for Kees Cook 2012-06-19 1:41 ` Wanlong Gao 2012-06-19 2:24 ` Serge Hallyn 2012-06-19 2:32 ` Wanlong Gao 2012-06-19 3:13 ` Serge Hallyn 2012-06-19 3:21 ` Wanlong Gao 2012-06-19 12:23 ` Serge Hallyn
Reply instructions: You may reply publicly to this message via plain-text email using any one of the following methods: * Save the following mbox file, import it into your mail client, and reply-to-all from there: mbox Avoid top-posting and favor interleaved quoting: https://en.wikipedia.org/wiki/Posting_style#Interleaved_style * Reply using the --to, --cc, and --in-reply-to switches of git-send-email(1): git send-email \ --in-reply-to=alpine.LFD.2.02.1203231926000.2542@ionos \ --to=tglx@linutronix.de \ --cc=a.p.zijlstra@chello.nl \ --cc=akpm@linux-foundation.org \ --cc=dhowells@redhat.com \ --cc=dvhart@linux.intel.com \ --cc=ebiederm@xmission.com \ --cc=jkosina@suse.cz \ --cc=keescook@chromium.org \ --cc=kernel-hardening@lists.openwall.com \ --cc=linux-kernel@vger.kernel.org \ --cc=serge.hallyn@canonical.com \ --cc=spender@grsecurity.net \ /path/to/YOUR_REPLY https://kernel.org/pub/software/scm/git/docs/git-send-email.html * If your mail client supports setting the In-Reply-To header via mailto: links, try the mailto: linkBe sure your reply has a Subject: header at the top and a blank line before the message body.
This is an external index of several public inboxes, see mirroring instructions on how to clone and mirror all data and code used by this external index.