linux-mm.kvack.org archive mirror
 help / color / mirror / Atom feed
From: "Christoph Lameter (Ampere)" <cl@gentwo.org>
To: Uros Bizjak <ubizjak@gmail.com>
Cc: linux-mm@kvack.org, linux-kernel@vger.kernel.org,
	 Dennis Zhou <dennis@kernel.org>, Tejun Heo <tj@kernel.org>,
	 Andrew Morton <akpm@linux-foundation.org>
Subject: Re: [PATCH 2/3] percpu: Introduce PERCPU_PTR() macro
Date: Mon, 21 Oct 2024 09:42:07 -0700 (PDT)	[thread overview]
Message-ID: <0348bc63-d396-b261-9131-3dad51cac108@gentwo.org> (raw)
In-Reply-To: <20241021080856.48746-2-ubizjak@gmail.com>

On Mon, 21 Oct 2024, Uros Bizjak wrote:

> Also remove common knowledge from SHIFT_PERCPU_PTR() comment,
> "weird cast" is just a standard way to inform sparse of a cast
> from the percpu address space to a generic address space.

Ok. Thanks for enlightening my ignorance after all these years.

Acked-by: Christoph Lameter <cl@linux.com>



  reply	other threads:[~2024-10-21 16:51 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-10-21  8:07 [PATCH 1/3] percpu: Merge VERIFY_PERCPU_PTR() into its only user Uros Bizjak
2024-10-21  8:07 ` [PATCH 2/3] percpu: Introduce PERCPU_PTR() macro Uros Bizjak
2024-10-21 16:42   ` Christoph Lameter (Ampere) [this message]
2024-10-21  8:07 ` [PATCH 3/3] percpu: Cast percpu pointer in PERCPU_PTR() via unsigned long Uros Bizjak
2024-12-18  7:54   ` Gal Pressman
2024-12-18  8:40     ` Uros Bizjak
2024-12-18  8:46       ` Gal Pressman
2024-12-18  8:52         ` Uros Bizjak

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=0348bc63-d396-b261-9131-3dad51cac108@gentwo.org \
    --to=cl@gentwo.org \
    --cc=akpm@linux-foundation.org \
    --cc=dennis@kernel.org \
    --cc=linux-kernel@vger.kernel.org \
    --cc=linux-mm@kvack.org \
    --cc=tj@kernel.org \
    --cc=ubizjak@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 a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox