[PATCH] arm64: Drop workaround for broken 'S' constraint with GCC 4.9

Catalin Marinas catalin.marinas at arm.com
Mon Jan 18 11:26:05 EST 2021


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 at 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



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