linux-kernel - Re: [PATCH v8 0/4] RISC-V Hibernation Support

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Message-Id: <168298107607.32296.5646151276592938501.b4-ty@rivosinc.com>
Date:   Mon, 01 May 2023 15:44:36 -0700
From:   Palmer Dabbelt <palmer@...osinc.com>
To:     Paul Walmsley <paul.walmsley@...ive.com>,
        Palmer Dabbelt <palmer@...belt.com>, aou@...s.berkeley.edu,
        Sia Jee Heng <jeeheng.sia@...rfivetech.com>
Cc:     linux-riscv@...ts.infradead.org, linux-kernel@...r.kernel.org,
        leyfoon.tan@...rfivetech.com, mason.huo@...rfivetech.com
Subject: Re: [PATCH v8 0/4] RISC-V Hibernation Support


On Thu, 30 Mar 2023 14:43:17 +0800, Sia Jee Heng wrote:
> This series adds RISC-V Hibernation/suspend to disk support.
> Low level Arch functions were created to support hibernation.
> swsusp_arch_suspend() relies code from __cpu_suspend_enter() to write
> cpu state onto the stack, then calling swsusp_save() to save the memory
> image.
> 
> Arch specific hibernation header is implemented and is utilized by the
> arch_hibernation_header_restore() and arch_hibernation_header_save()
> functions. The arch specific hibernation header consists of satp, hartid,
> and the cpu_resume address. The kernel built version is also need to be
> saved into the hibernation image header to making sure only the same
> kernel is restore when resume.
> 
> [...]

Applied, thanks!

[1/4] RISC-V: Change suspend_save_csrs and suspend_restore_csrs to public function
      https://git.kernel.org/palmer/c/0def12f32129
[2/4] RISC-V: Factor out common code of __cpu_resume_enter()
      https://git.kernel.org/palmer/c/fcb89863d1b7
[3/4] RISC-V: mm: Enable huge page support to kernel_page_present() function
      https://git.kernel.org/palmer/c/a15c90b67a66
[4/4] RISC-V: Add arch functions to support hibernation/suspend-to-disk
      https://git.kernel.org/palmer/c/c0317210012e

Best regards,
-- 
Palmer Dabbelt <palmer@...osinc.com>