From: Karl Mehltretter <kmehltretter@gmail.com>
To: Catalin Marinas <catalin.marinas@arm.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: Sat, 29 Aug 2026 19:49:35 +0200 [thread overview]
Message-ID: <apMbTRLqPV2s_BeR@gmail.com> (raw)
In-Reply-To: <apAQ4gc71DiGmDO2@arm.com>
On Thu, Aug 27, 2026 at 11:26:42AM +0100, Catalin Marinas wrote:
> > 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.
>
Done:
https://www.armlinux.org.uk/developer/patches/viewpatch.php?id=9493/1
Thanks,
Karl
prev parent reply other threads:[~2026-08-29 17:49 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-08-09 18:06 [PATCH v2] ARM: asid: Do not replace active_asids if already 0 Karl Mehltretter
2026-08-27 3:56 ` Karl Mehltretter
2026-08-27 10:26 ` Catalin Marinas
2026-08-29 17:49 ` Karl Mehltretter [this message]
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