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>
next prev parent 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
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