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SubjectRe: [PATCH AUTOSEL 4.14 33/46] MIPS: Workaround GCC __builtin_unreachable reordering bug
On 10/25/18, Paul Burton <> wrote:
> On Thu, Oct 25, 2018 at 10:10:40AM -0400, Sasha Levin wrote:
>> From: Paul Burton <>
>> ---
>> arch/mips/Kconfig | 1 +
>> arch/mips/include/asm/compiler.h | 35 ++++++++++++++++++++++++++++++++
>> 2 files changed, 36 insertions(+)
> In principle I'm fine with backporting this - it does fix broken builds.
> It's only going to be of any use though if you also backport commit
> 04f264d3a8b0 ("compiler.h: Allow arch-specific asm/compiler.h"). I'd
> recommend backporting both or neither.
> In practice I think it's unlikely anyone will need a microMIPS kernel &
> be tied to the particular versions affected by the bug this patch fixed,
> so I don't think it's a problem to backport neither.

I think the current practice of the stable kernel these days is to take
both patches in this case: They fix an actual bug in the mainline kernel,
and it seems unlikely enough that they cause a regression if backported,
so putting them into 4.14 has more advantages than disadvantages.


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