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Re: [PATCH v5 00/26] linux-user: Move signal trampolines to new page
From: |
Laurent Vivier |
Subject: |
Re: [PATCH v5 00/26] linux-user: Move signal trampolines to new page |
Date: |
Fri, 1 Oct 2021 12:04:14 +0200 |
User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101 Thunderbird/78.11.0 |
Le 29/09/2021 à 15:05, Richard Henderson a écrit :
> Changes for v5:
> * Fix arm thumb code copy.
> * Re-enable signals test (except hppa & sh4).
>
> 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 (26):
> 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
> tests/tcg/multiarch: Re-enable signals test for most guests
>
> 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 | 580 +++++++++-----------------
> 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 ++-
> tests/tcg/hppa/Makefile.target | 7 +
> tests/tcg/i386/Makefile.target | 3 -
> tests/tcg/multiarch/Makefile.target | 8 -
> tests/tcg/sh4/Makefile.target | 7 +
> 43 files changed, 613 insertions(+), 604 deletions(-)
>
Applied to my linux-user-for-6.2 branch.
Thanks,
Laurent
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