Messages in this thread |  | | Subject | Re: [Crash-utility] [PATCH 0/5] Fixups to work with crash tool | From | tianxianting <> | Date | Sun, 24 Jul 2022 10:38:06 +0800 |
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在 2022/7/22 下午4:13, Dave Young 写道: > Hi, > > On Sun, 17 Jul 2022 at 18:13, Xianting Tian > <xianting.tian@linux.alibaba.com> wrote: >> I ever sent the patch 1,2 in the link: >> https://patchwork.kernel.org/project/linux-riscv/patch/20220708073150.352830-2-xianting.tian@linux.alibaba.com/ >> https://patchwork.kernel.org/project/linux-riscv/patch/20220708073150.352830-3-xianting.tian@linux.alibaba.com/ >> And patch 3,4 in the link: >> https://patchwork.kernel.org/project/linux-riscv/patch/20220714113300.367854-2-xianting.tian@linux.alibaba.com/ >> https://patchwork.kernel.org/project/linux-riscv/patch/20220714113300.367854-3-xianting.tian@linux.alibaba.com/ >> >> This patch series just put these patches together, and with a new patch 5. >> these five patches are the fixups for kexec, vmcore and improvements >> for vmcoreinfo and memory layout dump. >> >> The main changes in the five patchs as below, >> Patch 1: Add a fast call path of crash_kexec() as other Arch(x86, arm64) do. >> Patch 2: use __smp_processor_id() instead of smp_processor_id() to cleanup >> the console prints. >> Patch 3: Add VM layout, va bits, ram base to vmcoreinfo, which can simplify >> the development of crash tool as ARM64 already did >> (arch/arm64/kernel/crash_core.c). >> Patch 4: Add modules to virtual kernel memory layout dump. >> Patch 5: Fixup to get correct kernel mode PC for vmcore >> >> With these 5 patches(patch 3 is must), crash tool can work well to analyze >> a vmcore. The patches for crash tool for RISCV64 is in the link: >> https://lore.kernel.org/linux-riscv/20220717042929.370022-1-xianting.tian@linux.alibaba.com/ >> >> Xianting Tian (5): >> RISC-V: Fixup fast call of crash_kexec() >> RISC-V: use __smp_processor_id() instead of smp_processor_id() >> RISC-V: Add arch_crash_save_vmcoreinfo support > Vmcoreinfo changes need to be documented in > Documentation/admin-guide/kdump/vmcoreinfo.rst > > Otherwise, I suggest to always cc kexec mail list (added in cc) for > kexec | kdump patches. > > thanks, I will fix it in v3. >> riscv: Add modules to virtual kernel memory layout dump >> RISC-V: Fixup getting correct current pc >> >> arch/riscv/kernel/Makefile | 1 + >> arch/riscv/kernel/crash_core.c | 29 +++++++++++++++++++++++++++++ >> arch/riscv/kernel/crash_save_regs.S | 2 +- >> arch/riscv/kernel/machine_kexec.c | 2 +- >> arch/riscv/kernel/traps.c | 4 ++++ >> arch/riscv/mm/init.c | 4 ++++ >> 6 files changed, 40 insertions(+), 2 deletions(-) >> create mode 100644 arch/riscv/kernel/crash_core.c >> >> -- >> 2.17.1 >> >> -- >> Crash-utility mailing list >> Crash-utility@redhat.com >> https://listman.redhat.com/mailman/listinfo/crash-utility >> Contribution Guidelines: https://github.com/crash-utility/crash/wiki >> > Thanks > Dave
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