linux-kernel - [RFC][PATCH 0/3] signal: Move si_trapno into the _si

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Date:   Fri, 30 Apr 2021 17:49:45 -0500
From:   ebiederm@...ssion.com (Eric W. Biederman)
To:     Marco Elver <elver@...gle.com>
Cc:     Arnd Bergmann <arnd@...db.de>, Florian Weimer <fweimer@...hat.com>,
        "David S. Miller" <davem@...emloft.net>,
        Peter Zijlstra <peterz@...radead.org>,
        Ingo Molnar <mingo@...nel.org>,
        Thomas Gleixner <tglx@...utronix.de>,
        Peter Collingbourne <pcc@...gle.com>,
        Dmitry Vyukov <dvyukov@...gle.com>,
        Alexander Potapenko <glider@...gle.com>,
        sparclinux <sparclinux@...r.kernel.org>,
        linux-arch <linux-arch@...r.kernel.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        Linux API <linux-api@...r.kernel.org>,
        kasan-dev <kasan-dev@...glegroups.com>
Subject: [RFC][PATCH 0/3] signal: Move si_trapno into the _si_fault union


Eric W. Biederman (3):
      siginfo: Move si_trapno inside the union inside _si_fault
      signal: Implement SIL_FAULT_TRAPNO
      signal: Use dedicated helpers to send signals with si_trapno set

 arch/alpha/kernel/osf_sys.c        |  2 +-
 arch/alpha/kernel/signal.c         |  4 +-
 arch/alpha/kernel/traps.c          | 24 ++++++------
 arch/alpha/mm/fault.c              |  4 +-
 arch/sparc/kernel/process_64.c     |  2 +-
 arch/sparc/kernel/sys_sparc_32.c   |  2 +-
 arch/sparc/kernel/sys_sparc_64.c   |  2 +-
 arch/sparc/kernel/traps_32.c       | 22 +++++------
 arch/sparc/kernel/traps_64.c       | 44 ++++++++++------------
 arch/sparc/kernel/unaligned_32.c   |  2 +-
 arch/sparc/mm/fault_32.c           |  2 +-
 arch/sparc/mm/fault_64.c           |  2 +-
 fs/signalfd.c                      |  7 +---
 include/linux/compat.h             |  4 +-
 include/linux/sched/signal.h       | 12 ++----
 include/linux/signal.h             |  1 +
 include/uapi/asm-generic/siginfo.h |  6 +--
 kernel/signal.c                    | 77 ++++++++++++++++++++++----------------
 18 files changed, 107 insertions(+), 112 deletions(-)