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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 v4 00/25] linux-user: Move signal trampolines to new page
Date: Mon, 27 Sep 2021 22:00:14 -0400	[thread overview]
Message-ID: <20210928020039.184412-1-richard.henderson@linaro.org> (raw)

Changes for v4:
  * Drop nios2 changes -- I still haven't built a full toolchain.
  * Clean up arm changes.
  * Minur i386 pointer type changes.

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 (25):
  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: Document non-use of setup_sigtramp
  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 +
 linux-user/aarch64/signal.c           |  34 +-
 linux-user/alpha/signal.c             |  34 +-
 linux-user/arm/signal.c               | 583 +++++++++-----------------
 linux-user/cris/signal.c              |  29 +-
 linux-user/elfload.c                  |  14 +
 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/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 ++-
 39 files changed, 603 insertions(+), 592 deletions(-)

-- 
2.25.1



             reply	other threads:[~2021-09-28  2:08 UTC|newest]

Thread overview: 32+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-09-28  2:00 Richard Henderson [this message]
2021-09-28  2:00 ` [PATCH v4 01/25] linux-user: Add infrastructure for a signal trampoline page Richard Henderson
2021-09-28  2:00 ` [PATCH v4 02/25] linux-user/aarch64: Implement setup_sigtramp Richard Henderson
2021-09-28  2:00 ` [PATCH v4 03/25] linux-user/arm: Drop v1 signal frames Richard Henderson
2021-09-28  2:00 ` [PATCH v4 04/25] linux-user/arm: Drop "_v2" from symbols in signal.c Richard Henderson
2021-09-28  2:00 ` [PATCH v4 05/25] linux-user/arm: Implement setup_sigtramp Richard Henderson
2021-09-28  9:31   ` Peter Maydell
2021-09-28 12:28     ` Richard Henderson
2021-09-28  2:00 ` [PATCH v4 06/25] linux-user/alpha: " Richard Henderson
2021-09-28  2:00 ` [PATCH v4 07/25] linux-user/cris: " Richard Henderson
2021-09-28  2:00 ` [PATCH v4 08/25] linux-user/hexagon: " Richard Henderson
2021-09-28  2:00 ` [PATCH v4 09/25] linux-user/hppa: Document non-use of setup_sigtramp Richard Henderson
2021-09-28  2:00 ` [PATCH v4 10/25] linux-user/i386: Implement setup_sigtramp Richard Henderson
2021-09-28  6:51   ` Philippe Mathieu-Daudé
2021-09-28  2:00 ` [PATCH v4 11/25] linux-user/x86_64: Raise SIGSEGV if SA_RESTORER not set Richard Henderson
2021-09-28  2:00 ` [PATCH v4 12/25] linux-user/m68k: Implement setup_sigtramp Richard Henderson
2021-09-28  2:00 ` [PATCH v4 13/25] linux-user/microblaze: " Richard Henderson
2021-09-28  2:00 ` [PATCH v4 14/25] linux-user/mips: Tidy install_sigtramp Richard Henderson
2021-09-28  2:00 ` [PATCH v4 15/25] linux-user/mips: Implement setup_sigtramp Richard Henderson
2021-09-28  2:00 ` [PATCH v4 16/25] linux-user/nios2: Document non-use of setup_sigtramp Richard Henderson
2021-09-28  9:24   ` Peter Maydell
2021-09-28  2:00 ` [PATCH v4 17/25] linux-user/openrisc: Implement setup_sigtramp Richard Henderson
2021-09-28  2:00 ` [PATCH v4 18/25] linux-user/ppc: Simplify encode_trampoline Richard Henderson
2021-09-28  2:00 ` [PATCH v4 19/25] linux-user/ppc: Implement setup_sigtramp Richard Henderson
2021-09-28  2:00 ` [PATCH v4 20/25] linux-user/riscv: " Richard Henderson
2021-09-28  2:00 ` [PATCH v4 21/25] linux-user/s390x: " Richard Henderson
2021-09-28  2:00 ` [PATCH v4 22/25] linux-user/sh4: " Richard Henderson
2021-09-28  2:00 ` [PATCH v4 23/25] linux-user/sparc: " Richard Henderson
2021-09-28  6:54   ` Philippe Mathieu-Daudé
2021-09-29  7:17   ` Mark Cave-Ayland
2021-09-28  2:00 ` [PATCH v4 24/25] linux-user/xtensa: " Richard Henderson
2021-09-28  2:00 ` [PATCH v4 25/25] linux-user: Remove default for TARGET_ARCH_HAS_SIGTRAMP_PAGE Richard Henderson

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