[PATCH v2 1/3] ARM: catch pending imprecise abort on unmask

Russell King - ARM Linux linux at arm.linux.org.uk
Thu Oct 15 08:32:46 PDT 2015

On Thu, Oct 15, 2015 at 12:32:20PM +0200, Lucas Stach wrote:
> Install a non-faulting handler just before unmasking imprecise aborts
> and switch back to the regular one after unmasking is done.
> This catches any pending imprecise abort that the firmware/bootloader
> may have left behind that would normally crash the kernel at that point.
> As there are apparently a lot of bootlaoders out there that do such a
> thing it makes sense to handle it in the common startup code.
> Signed-off-by: Lucas Stach <l.stach at pengutronix.de>

Much better.  Please feel free to add it to the patch system, thanks.

I think, given that the original seems to be breaking platforms, this
patch needs to go into -rc kernels, right?

FTTC broadband for 0.8mile line: currently at 9.6Mbps down 400kbps up
according to speedtest.net.

More information about the linux-arm-kernel mailing list