[4.9,00/12] Futex back-port from v4.14

Message ID	20210201100143.2028618-1-lee.jones@linaro.org
Headers	show Delivered-To: patch@linaro.org Received-SPF: pass (google.com: domain of stable-owner@vger.kernel.org designates 23.128.96.18 as permitted sender) client-ip=23.128.96.18; From: Lee Jones <lee.jones@linaro.org> To: stable@vger.kernel.org Cc: Lee Jones <lee.jones@linaro.org> Subject: [PATCH 4.9 00/12] Futex back-port from v4.14 Date: Mon, 1 Feb 2021 10:01:31 +0000 Message-Id: <20210201100143.2028618-1-lee.jones@linaro.org> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Precedence: bulk
Series	Futex back-port from v4.14 \| expand [4.9,00/12] Futex back-port from v4.14 [01/12] y2038: futex: Move compat implementation into futex.c [02/12] futex: Move futex exit handling into futex code [03/12] futex: Replace PF_EXITPIDONE with a state [04/12] exit/exec: Seperate mm_release() [05/12] futex: Split futex_mm_release() for exit/exec [06/12] futex: Set task::futex_state to DEAD right after handling futex exit [07/12] futex: Mark the begin of futex exit explicitly [08/12] futex: Sanitize exit state handling [09/12] futex: Provide state handling for exec() as well [10/12] futex: Add mutex around futex exit [11/12] futex: Provide distinct return value when owner is exiting [12/12] futex: Prevent exit livelock

Message ID

20210201100143.2028618-1-lee.jones@linaro.org

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From: Lee Jones <lee.jones@linaro.org>
To: stable@vger.kernel.org
Cc: Lee Jones <lee.jones@linaro.org>
Subject: [PATCH 4.9 00/12] Futex back-port from v4.14 
Date: Mon,  1 Feb 2021 10:01:31 +0000
Message-Id: <20210201100143.2028618-1-lee.jones@linaro.org>
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Series

Futex back-port from v4.14 | expand

Message

Lee Jones Feb. 1, 2021, 10:01 a.m. UTC

Ref: https://git.kernel.org/pub/scm/linux/kernel/git/stable/stable-queue.git/tree/pending/futex_issues.txt

This set required 1 additional patch from v4.14 to avoid build errors.

Arnd Bergmann (1):
  y2038: futex: Move compat implementation into futex.c

Thomas Gleixner (11):
  futex: Move futex exit handling into futex code
  futex: Replace PF_EXITPIDONE with a state
  exit/exec: Seperate mm_release()
  futex: Split futex_mm_release() for exit/exec
  futex: Set task::futex_state to DEAD right after handling futex exit
  futex: Mark the begin of futex exit explicitly
  futex: Sanitize exit state handling
  futex: Provide state handling for exec() as well
  futex: Add mutex around futex exit
  futex: Provide distinct return value when owner is exiting
  futex: Prevent exit livelock

 fs/exec.c              |   2 +-
 include/linux/compat.h |   2 -
 include/linux/futex.h  |  44 ++--
 include/linux/sched.h  |   9 +-
 kernel/Makefile        |   3 -
 kernel/exit.c          |  29 +--
 kernel/fork.c          |  40 ++--
 kernel/futex.c         | 446 ++++++++++++++++++++++++++++++++++++++---
 kernel/futex_compat.c  | 201 -------------------
 9 files changed, 466 insertions(+), 310 deletions(-)
 delete mode 100644 kernel/futex_compat.c

Cc: Stable Team <stable@vger.kernel.org>
-- 
2.25.1

Comments

Greg KH Feb. 1, 2021, 11:25 a.m. UTC | #1

On Mon, Feb 01, 2021 at 10:01:31AM +0000, Lee Jones wrote:
> Ref: https://git.kernel.org/pub/scm/linux/kernel/git/stable/stable-queue.git/tree/pending/futex_issues.txt

> 

> This set required 1 additional patch from v4.14 to avoid build errors.


Thanks for this, now queued up!

greg k-h