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From: Russell King - ARM Linux admin <linux@armlinux.org.uk>
To: Ard Biesheuvel <ardb@kernel.org>
Cc: Marc Zyngier <maz@kernel.org>,
	Linux ARM <linux-arm-kernel@lists.infradead.org>
Subject: Re: [PATCH] ARM: decompressor: cover BSS in cache clean and reorder with MMU disable on v7
Date: Sun, 24 Jan 2021 23:08:57 +0000	[thread overview]
Message-ID: <20210124230856.GC1551@shell.armlinux.org.uk> (raw)
In-Reply-To: <20210124161831.GB1551@shell.armlinux.org.uk>

On Sun, Jan 24, 2021 at 04:18:31PM +0000, Russell King - ARM Linux admin wrote:
> On Sun, Jan 24, 2021 at 04:45:14PM +0100, Ard Biesheuvel wrote:
> > So on the basis that this patch adds back a full cache
> > clean+invalidate that was inadvertently removed by my previous patch,
> > I think we should apply this patch. GIven that this change can be
> > traced back to commit 401b368caaecdce1cf8f05bab448172752230cb0, we
> > should probably include
> > 
> > Fixes: 401b368caaec ("ARM: decompressor: switch to by-VA cache
> > maintenance for v7 cores")
> > 
> > Are you on board with that?
> 
> Yes, I think that's definitely the commit which introduced this bug.

BTW, there's no need to submit your patch to the patch system, I
obviously already have it in my tree. I'll move it over to the usual
"fixes" branch in due course.

Thanks.

-- 
RMK's Patch system: https://www.armlinux.org.uk/developer/patches/
FTTP is here! 40Mbps down 10Mbps up. Decent connectivity at last!

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  reply	other threads:[~2021-01-24 23:10 UTC|newest]

Thread overview: 9+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-01-22 15:20 [PATCH] ARM: decompressor: cover BSS in cache clean and reorder with MMU disable on v7 Ard Biesheuvel
2021-01-22 16:13 ` Russell King - ARM Linux admin
2021-01-22 16:32   ` Ard Biesheuvel
2021-01-24 13:35     ` Ard Biesheuvel
2021-01-24 15:21       ` Russell King - ARM Linux admin
2021-01-24 15:45         ` Ard Biesheuvel
2021-01-24 16:18           ` Russell King - ARM Linux admin
2021-01-24 23:08             ` Russell King - ARM Linux admin [this message]
2021-01-25  7:51               ` Ard Biesheuvel

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