[PATCH 0/7] Kexec-tools: Improve RISC-V port

[Simon Horman]

On Mon, Aug 12, 2024 at 04:36:33PM +0200, Petr Tesarik wrote:
> Hi,
> 
> On Sat, 18 May 2024 09:33:04 +0100
> Simon Horman <horms at kernel.org> wrote:
> 
> > On Sat, May 18, 2024 at 11:39:18AM +0800, Dave Young wrote:
> > > On Wed, 11 Oct 2023 at 13:24, Song Shuai <songshuaishuai at tinylab.org> wrote:  
> > > >
> > > >
> > > >
> > > > 在 2023/9/20 19:56, Simon Horman 写道:  
> > > > > On Fri, Sep 15, 2023 at 11:50:06AM +0800, Song Shuai wrote:  
> > > > >> Hi,
> > > > >>
> > > > >> This series is created to improve RISC-V port of kexec-tools,
> > > > >> and is based on the horms/kexec-tools:build-test-riscv-v2 branch.  
> > > > >
> > > > > In my mind the big question is how to move RISC-V support
> > > > > from that branch, to being merged into main.
> > > > >
> > > > > IIRC there were some issues that needed to be addressed.
> > > > > Perhaps they are all addressed by this series, and with
> > > > > some appropriate squashing we can move forwards with a series
> > > > > based on main?  
> > > >
> > > > Hi, Simon and Nick:
> > > >
> > > > I squashed the first four patches as a "RISC-V: Some fixes for riscv
> > > > port" patch and then took the horms/main as the base to collect the 2
> > > > patches from horms/build-test-riscv-v2 branch and this series togother.
> > > > These are the Github link and all commits for RISC-V.
> > > >
> > > > https://github.com/sugarfillet/kexec-tools/commits/main_rv
> > > >
> > > > 5dc133e RISC-V: Support loading Image binary file
> > > > b042f6d RISC-V: Separate elf_riscv_find_pbase out
> > > > 8f344c7 RISC-V: Enable kexec_file_load syscall
> > > > 7d4b982 RISC-V: Some fixes for riscv port
> > > > 3205c1c local: RISC-V: distribute purgatory/riscv/Makefile
> > > > 54f9daf RISC-V: Add support for riscv kexec/kdump on kexec-tools
> > > >
> > > > Since I didn't found the issues/fixes as Nick mentioned with these
> > > > commits, I prefer to merge them into horms/main and let more kexec/kdump
> > > > users to help improve/fixup RISC-V port.  
> > > 
> > > Hi,  I noticed another pr for Fedora kexec-tools:
> > > https://src.fedoraproject.org/rpms/kexec-tools/pull-request/24
> > > 
> > > It is bad to take it as Fedora only,   I would suggest posting all the
> > > refreshed patches together here again for review.
> > > 
> > > If no enough reviewers can review them my another suggestion is to
> > > drop the kexec_load support code for the time being, and only enable
> > > the kexec_file_load support code in kexec-tools, and I assume below
> > > kernel commit make the kexec_file_load kernel piece of work done.
> > > Then it will be easier to review and make something working at least.
> > > commit 6261586e0c91db14c34f894f4bc48f2300cff1d4
> > > Author: Liao Chang <liaochang1 at huawei.com>
> > > Date:   Fri Apr 8 18:09:11 2022 +0800
> > > 
> > >     RISC-V: Add kexec_file support  
> > 
> > Hi,
> > 
> > I would gladly take a patchset for kexec-tools that adds RISC-V support in
> > a coherent manner.
> 
> Have I missed some progress on this topic? FWIW I can take care of
> RISC-V support in kexec-tools, I even received a VisionFive 2 board
> from RVI last year specifically to help with kexec.
> 
> I merely don't want to duplicate efforts or "steal" someone else's
> project. Is RISC-V support in kexec-tools an orphaned project now?

Hi Petr,

If there has been progress then I am not aware of it.
And if you would like to step up and provide a single, well structured,
patchset that adds RISC-V support then I for one would be most grateful.