From: Catalin Marinas <catalin.marinas@arm.com>
To: Karl Mehltretter <kmehltretter@gmail.com>
Cc: Russell King <linux@armlinux.org.uk>,
Will Deacon <will@kernel.org>,
linux-arm-kernel@lists.infradead.org,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH v2] ARM: asid: Do not replace active_asids if already 0
Date: Thu, 27 Aug 2026 11:26:42 +0100 [thread overview]
Message-ID: <apAQ4gc71DiGmDO2@arm.com> (raw)
In-Reply-To: <20260809180600.6049-1-kmehltretter@gmail.com>
On Sun, Aug 09, 2026 at 08:06:00PM +0200, Karl Mehltretter wrote:
> This is similar to the arm64 patch [1], with the difference that
> non-relaxed (cmp)xchg is used as in the existing ARM code.
The patch is still valid. It's safe to use the relaxed accessors here if
you want or maybe do it as a separate patch for other atomic ops in this
code. I think at the time we added the ASID allocator, there were no
relaxed accessors in the kernel.
You can send it to Russell's patch system.
--
Catalin
next prev parent reply other threads:[~2026-08-27 10:26 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-08-09 18:06 Karl Mehltretter
2026-08-27 3:56 ` Karl Mehltretter
2026-08-27 10:26 ` Catalin Marinas [this message]
2026-08-29 17:49 ` Karl Mehltretter
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