linux-kernel - Re: [PATCH] arm64/signal: Don't assume that TIF

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Message-ID: <1ce926bc-537f-492e-9e4d-6e7c9f5fc057@sirena.org.uk>
Date: Tue, 23 Jan 2024 18:55:45 +0000
From: Mark Brown <broonie@...nel.org>
To: Dave Martin <Dave.Martin@....com>
Cc: Catalin Marinas <Catalin.Marinas@....com>,
	Will Deacon <will@...nel.org>,
	"linux-arm-kernel@...ts.infradead.org" <linux-arm-kernel@...ts.infradead.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	"stable@...r.kernel.org" <stable@...r.kernel.org>
Subject: Re: [PATCH] arm64/signal: Don't assume that TIF_SVE means we saved
 SVE state

On Tue, Jan 23, 2024 at 03:15:27PM +0000, Dave Martin wrote:
> On Fri, Jan 19, 2024 at 05:47:55PM +0000, Mark Brown wrote:

> > There's a couple more, but this is all of them in the signal handling
> > code - I should have one or two more patches.  Most of the usage is
> > actually checking the trapping and therefore fine.

> I see, I guess this area needs keeping an eye on generally, but if there
> are no more cases considered urgent then I guess that's fine for now
> (modulo other patches in flight).

Yeah, it needs keeping an eye on going forwards and there should be at
least one more patch to come probably this week but orthogonal to this
one in content (similar changes in different parts of the code).

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