All of lore.kernel.org
 help / color / mirror / Atom feed
From: Segher Boessenkool <segher@kernel.crashing.org>
To: Nicholas Piggin <npiggin@gmail.com>
Cc: linuxppc-dev@lists.ozlabs.org
Subject: Re: [PATCH v3 1/2] powerpc: add ISA v3.0 / v3.1 wait opcode macro
Date: Wed, 20 Jul 2022 16:07:17 -0500	[thread overview]
Message-ID: <20220720210717.GH25951@gate.crashing.org> (raw)
In-Reply-To: <20220720132132.903462-1-npiggin@gmail.com>

On Wed, Jul 20, 2022 at 11:21:31PM +1000, Nicholas Piggin wrote:
> The wait instruction encoding changed between ISA v2.07 and ISA v3.0.
> In v3.1 the instruction gained a new field.
> 
> Update the PPC_WAIT macro to the current encoding. Rename the older
> incompatible one with a _v203 suffix as it was introduced in v2.03
> (the WC field was introduced in v2.07 but the kernel only uses WC=0).

Ah, it wasn't just embedded in 2.03, I see.

Looks good to me, thanks!

Reviewed-by: Segher Boessenkool <segher@kernel.crashing.org>


Segher

      parent reply	other threads:[~2022-07-20 21:09 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-07-20 13:21 [PATCH v3 1/2] powerpc: add ISA v3.0 / v3.1 wait opcode macro Nicholas Piggin
2022-07-20 13:21 ` [PATCH v3 2/2] powerpc/64s: Make POWER10 and later use pause_short in cpu_relax loops Nicholas Piggin
2022-07-20 21:02   ` Segher Boessenkool
2022-07-26 12:52   ` Michael Ellerman
2022-07-20 21:07 ` Segher Boessenkool [this message]

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=20220720210717.GH25951@gate.crashing.org \
    --to=segher@kernel.crashing.org \
    --cc=linuxppc-dev@lists.ozlabs.org \
    --cc=npiggin@gmail.com \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body. 
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.