From: Catalin Marinas <catalin.marinas@arm.com>
To: Marc Zyngier <maz@kernel.org>
Cc: kernel-team@android.com, Will Deacon <will@kernel.org>,
kvmarm@lists.cs.columbia.edu,
linux-arm-kernel@lists.infradead.org
Subject: Re: [PATCH] arm64: Drop workaround for broken 'S' constraint with GCC 4.9
Date: Mon, 18 Jan 2021 16:26:05 +0000 [thread overview]
Message-ID: <20210118162604.GB4483@gaia> (raw)
In-Reply-To: <20210118130129.2875949-1-maz@kernel.org>
On Mon, Jan 18, 2021 at 01:01:29PM +0000, Marc Zyngier wrote:
> Since GCC < 5.1 has been shown to be unsuitable for the arm64 kernel,
> let's drop the workaround for the 'S' asm constraint that GCC 4.9
> doesn't always grok.
>
> This is effectively a revert of 9fd339a45be5 ("arm64: Work around
> broken GCC 4.9 handling of "S" constraint").
>
> Signed-off-by: Marc Zyngier <maz@kernel.org>
It looks like I merged this fix in -rc1. Do you want me to merge the
revert as well or you'll handle it?
--
Catalin
_______________________________________________
kvmarm mailing list
kvmarm@lists.cs.columbia.edu
https://lists.cs.columbia.edu/mailman/listinfo/kvmarm
WARNING: multiple messages have this Message-ID (diff)
From: Catalin Marinas <catalin.marinas@arm.com>
To: Marc Zyngier <maz@kernel.org>
Cc: kernel-team@android.com, Will Deacon <will@kernel.org>,
kvmarm@lists.cs.columbia.edu,
linux-arm-kernel@lists.infradead.org
Subject: Re: [PATCH] arm64: Drop workaround for broken 'S' constraint with GCC 4.9
Date: Mon, 18 Jan 2021 16:26:05 +0000 [thread overview]
Message-ID: <20210118162604.GB4483@gaia> (raw)
In-Reply-To: <20210118130129.2875949-1-maz@kernel.org>
On Mon, Jan 18, 2021 at 01:01:29PM +0000, Marc Zyngier wrote:
> Since GCC < 5.1 has been shown to be unsuitable for the arm64 kernel,
> let's drop the workaround for the 'S' asm constraint that GCC 4.9
> doesn't always grok.
>
> This is effectively a revert of 9fd339a45be5 ("arm64: Work around
> broken GCC 4.9 handling of "S" constraint").
>
> Signed-off-by: Marc Zyngier <maz@kernel.org>
It looks like I merged this fix in -rc1. Do you want me to merge the
revert as well or you'll handle it?
--
Catalin
_______________________________________________
linux-arm-kernel mailing list
linux-arm-kernel@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
next prev parent reply other threads:[~2021-01-18 16:26 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-01-18 13:01 [PATCH] arm64: Drop workaround for broken 'S' constraint with GCC 4.9 Marc Zyngier
2021-01-18 13:01 ` Marc Zyngier
2021-01-18 16:26 ` Catalin Marinas [this message]
2021-01-18 16:26 ` Catalin Marinas
2021-01-18 16:28 ` Marc Zyngier
2021-01-18 16:28 ` Marc Zyngier
2021-01-20 13:01 ` Will Deacon
2021-01-20 13:01 ` Will Deacon
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