Thread (12 messages) 12 messages, 3 authors, 2021-07-22

Re: [PATCH] riscv: Fix 32-bit RISC-V boot failure

From: Bin Meng <hidden>
Date: 2021-07-16 02:14:36
Also in: linux-riscv, lkml

On Thu, Jul 8, 2021 at 9:29 PM Bin Meng [off-list ref] wrote:
Hi Palmer,

On Thu, Jul 1, 2021 at 10:20 AM Bin Meng [off-list ref] wrote:
quoted
On Thu, Jul 1, 2021 at 10:08 AM Kefeng Wang [off-list ref] wrote:
quoted

On 2021/6/30 19:58, Bin Meng wrote:
quoted
On Mon, Jun 28, 2021 at 11:21 AM Bin Meng [off-list ref] wrote:
quoted
On Mon, Jun 28, 2021 at 10:28 AM Kefeng Wang [off-list ref] wrote:
quoted
On 2021/6/28 9:15, Bin Meng wrote:
quoted
On Mon, Jun 28, 2021 at 8:53 AM Kefeng Wang [off-list ref] wrote:
quoted
Hi, sorry for the mistake,the bug is fixed by

https://lore.kernel.org/linux-riscv/20210602085517.127481-2-wangkefeng.wang@huawei.com/ (local)
What are we on the patch you mentioned?

I don't see it applied in the linux/master.

Also there should be a "Fixes" tag and stable@vger.kernel.org cc'ed
because 32-bit is broken since v5.12.
https://kernel.googlesource.com/pub/scm/linux/kernel/git/riscv/linux/+/c9811e379b211c67ba29fb09d6f644dd44cfcff2

it's on Palmer' riscv-next.
Not sure riscv-next is for which release? This is a regression and
should be on 5.13.
quoted
Hi Palmer, should I resend or could you help me to add the fixes tag?
Your patch mixed 2 things (fix plus one feature) together, so it is
not proper to back port your patch.
"mem=" will change the range of memblock, so the fix part must be included.
Yes, so you can rebase the "mem=" changes on top of my patch.

The practice is that we should not mix 2 things in one patch. I can
imagine that you wanted to add "mem=" to RISC-V and suddenly found the
existing logic was broken, so you sent one patch to do both.
quoted
quoted
Here is my 2 cents:

1. Drop your patch from riscv-next
2. Apply my patch as it is a simple fix to previous commit. This
allows stable kernel to cherry-pick the fix to v5.12 and v5.13.
3. Rebase your patch against mine, and resend v2

Let me know if this makes sense.
It is not a big problem for me, but I have no right abourt riscv-next,

let's wait Palmer's advise.
Sure. Palmer, let me know your thoughts.
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