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From: Richard Henderson <richard.henderson@linaro.org>
To: qemu-devel@nongnu.org
Cc: peter.maydell@linaro.org, laurent@vivier.eu
Subject: [PATCH v3 00/27] linux-user: Move signal trampolines to new page
Date: Fri, 24 Sep 2021 12:58:59 -0400	[thread overview]
Message-ID: <20210924165926.752809-1-richard.henderson@linaro.org> (raw)

Supercedes: 20210706234932.356913-1-richard.henderson@linaro.org
("[PATCH v2 00/36] linux-user: Signal trampolines and vdsos")

Changes for v3:
  * Drop vdsos, reinstate setup_sigtramp for all targets.
  * Incorporate nios2 kuser page emulation, which contains
    the sigtramp for that target.

Changes for v2:
  * Add vdsos for aarch64, arm, i386, riscv.
  * Drop setup_sigtramp for any target with a vdso.
  * Drop arm v1 signal support.
  * Simplify ppc encode_trampoline.


r~


Richard Henderson (27):
  linux-user: Add infrastructure for a signal trampoline page
  linux-user/aarch64: Implement setup_sigtramp
  linux-user/arm: Drop v1 signal frames
  linux-user/arm: Drop "_v2" from symbols in signal.c
  linux-user/arm: Implement setup_sigtramp
  linux-user/alpha: Implement setup_sigtramp
  linux-user/cris: Implement setup_sigtramp
  linux-user/hexagon: Implement setup_sigtramp
  linux-user/hppa: Document non-use of setup_sigtramp
  linux-user/i386: Implement setup_sigtramp
  linux-user/x86_64: Raise SIGSEGV if SA_RESTORER not set
  linux-user/m68k: Implement setup_sigtramp
  linux-user/microblaze: Implement setup_sigtramp
  linux-user/mips: Tidy install_sigtramp
  linux-user/mips: Implement setup_sigtramp
  linux-user/nios2: Properly emulate EXCP_TRAP
  linux-user/nios2: Map a real kuser page
  linux-user/nios2: Fixes for signal frame setup
  linux-user/openrisc: Implement setup_sigtramp
  linux-user/ppc: Simplify encode_trampoline
  linux-user/ppc: Implement setup_sigtramp
  linux-user/riscv: Implement setup_sigtramp
  linux-user/s390x: Implement setup_sigtramp
  linux-user/sh4: Implement setup_sigtramp
  linux-user/sparc: Implement setup_sigtramp
  linux-user/xtensa: Implement setup_sigtramp
  linux-user: Remove default for TARGET_ARCH_HAS_SIGTRAMP_PAGE

 linux-user/aarch64/target_signal.h    |   2 +
 linux-user/alpha/target_signal.h      |   1 +
 linux-user/arm/target_signal.h        |   2 +
 linux-user/cris/target_signal.h       |   2 +
 linux-user/hexagon/target_signal.h    |   2 +
 linux-user/hppa/target_signal.h       |  14 +
 linux-user/i386/target_signal.h       |   2 +
 linux-user/m68k/target_signal.h       |   2 +
 linux-user/microblaze/target_signal.h |   2 +
 linux-user/mips/target_signal.h       |   1 +
 linux-user/mips64/target_signal.h     |   2 +
 linux-user/nios2/target_signal.h      |   3 +
 linux-user/openrisc/target_signal.h   |   2 +
 linux-user/ppc/target_signal.h        |   2 +
 linux-user/riscv/target_signal.h      |   2 +
 linux-user/s390x/target_signal.h      |   2 +
 linux-user/sh4/target_signal.h        |   2 +
 linux-user/signal-common.h            |   6 +
 linux-user/sparc/target_signal.h      |   4 +
 linux-user/x86_64/target_signal.h     |   3 +
 linux-user/xtensa/target_signal.h     |   2 +
 target/nios2/cpu.h                    |   5 +-
 linux-user/aarch64/signal.c           |  34 +-
 linux-user/alpha/signal.c             |  34 +-
 linux-user/arm/signal.c               | 590 ++++++++++----------------
 linux-user/cris/signal.c              |  29 +-
 linux-user/elfload.c                  |  49 +++
 linux-user/hexagon/signal.c           |  19 +-
 linux-user/i386/signal.c              |  65 ++-
 linux-user/m68k/signal.c              |  47 +-
 linux-user/microblaze/signal.c        |  24 +-
 linux-user/mips/signal.c              |  39 +-
 linux-user/nios2/cpu_loop.c           |  84 ++--
 linux-user/nios2/signal.c             |  51 +--
 linux-user/openrisc/signal.c          |  22 +-
 linux-user/ppc/signal.c               |  40 +-
 linux-user/riscv/signal.c             |  22 +-
 linux-user/s390x/signal.c             |  24 +-
 linux-user/sh4/signal.c               |  40 +-
 linux-user/signal.c                   |   3 +
 linux-user/sparc/signal.c             |  40 +-
 linux-user/xtensa/signal.c            |  56 ++-
 target/nios2/translate.c              |  26 +-
 43 files changed, 744 insertions(+), 659 deletions(-)

-- 
2.25.1



             reply	other threads:[~2021-09-24 17:01 UTC|newest]

Thread overview: 43+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-09-24 16:58 Richard Henderson [this message]
2021-09-24 16:59 ` [PATCH v3 01/27] linux-user: Add infrastructure for a signal trampoline page Richard Henderson
2021-09-24 16:59 ` [PATCH v3 02/27] linux-user/aarch64: Implement setup_sigtramp Richard Henderson
2021-09-24 16:59 ` [PATCH v3 03/27] linux-user/arm: Drop v1 signal frames Richard Henderson
2021-09-24 16:59 ` [PATCH v3 04/27] linux-user/arm: Drop "_v2" from symbols in signal.c Richard Henderson
2021-09-24 16:59 ` [PATCH v3 05/27] linux-user/arm: Implement setup_sigtramp Richard Henderson
2021-09-27 11:06   ` Peter Maydell
2021-09-24 16:59 ` [PATCH v3 06/27] linux-user/alpha: " Richard Henderson
2021-09-24 16:59 ` [PATCH v3 07/27] linux-user/cris: " Richard Henderson
2021-09-24 16:59 ` [PATCH v3 08/27] linux-user/hexagon: " Richard Henderson
2021-09-24 18:49   ` Taylor Simpson
2021-09-24 16:59 ` [PATCH v3 09/27] linux-user/hppa: Document non-use of setup_sigtramp Richard Henderson
2021-09-24 16:59 ` [PATCH v3 10/27] linux-user/i386: Implement setup_sigtramp Richard Henderson
2021-09-24 18:01   ` Philippe Mathieu-Daudé
2021-09-28  1:42     ` Richard Henderson
2021-09-28  6:50       ` Philippe Mathieu-Daudé
2021-09-24 16:59 ` [PATCH v3 11/27] linux-user/x86_64: Raise SIGSEGV if SA_RESTORER not set Richard Henderson
2021-09-27 13:01   ` Peter Maydell
2021-09-24 16:59 ` [PATCH v3 12/27] linux-user/m68k: Implement setup_sigtramp Richard Henderson
2021-09-24 16:59 ` [PATCH v3 13/27] linux-user/microblaze: " Richard Henderson
2021-09-24 16:59 ` [PATCH v3 14/27] linux-user/mips: Tidy install_sigtramp Richard Henderson
2021-09-24 16:59 ` [PATCH v3 15/27] linux-user/mips: Implement setup_sigtramp Richard Henderson
2021-09-24 16:59 ` [PATCH v3 16/27] linux-user/nios2: Properly emulate EXCP_TRAP Richard Henderson
2021-09-27 13:23   ` Peter Maydell
2021-09-27 14:30     ` Richard Henderson
2021-09-24 16:59 ` [PATCH v3 17/27] linux-user/nios2: Map a real kuser page Richard Henderson
2021-09-27 13:26   ` Peter Maydell
2021-09-27 13:59     ` Richard Henderson
2021-09-24 16:59 ` [PATCH v3 18/27] linux-user/nios2: Fixes for signal frame setup Richard Henderson
2021-09-27 13:28   ` Peter Maydell
2021-09-24 16:59 ` [PATCH v3 19/27] linux-user/openrisc: Implement setup_sigtramp Richard Henderson
2021-09-24 16:59 ` [PATCH v3 20/27] linux-user/ppc: Simplify encode_trampoline Richard Henderson
2021-09-24 17:55   ` Philippe Mathieu-Daudé
2021-09-24 16:59 ` [PATCH v3 21/27] linux-user/ppc: Implement setup_sigtramp Richard Henderson
2021-09-27 13:34   ` Peter Maydell
2021-09-24 16:59 ` [PATCH v3 22/27] linux-user/riscv: " Richard Henderson
2021-09-24 16:59 ` [PATCH v3 23/27] linux-user/s390x: " Richard Henderson
2021-09-24 16:59 ` [PATCH v3 24/27] linux-user/sh4: " Richard Henderson
2021-09-24 16:59 ` [PATCH v3 25/27] linux-user/sparc: " Richard Henderson
2021-09-27 13:30   ` Peter Maydell
2021-09-24 16:59 ` [PATCH v3 26/27] linux-user/xtensa: " Richard Henderson
2021-09-24 17:53   ` Philippe Mathieu-Daudé
2021-09-24 16:59 ` [PATCH v3 27/27] linux-user: Remove default for TARGET_ARCH_HAS_SIGTRAMP_PAGE Richard Henderson

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