[PATCH] powerpc/64s: Remove EXSLB interrupt save area

Michael Ellerman patch-notifications at ellerman.id.au
Fri Feb 12 11:20:02 AEDT 2021


On Mon, 8 Feb 2021 16:34:06 +1000, Nicholas Piggin wrote:
> SLB faults should not be taken while the PACA save areas are live, all
> memory accesses should be fetches from the kernel text, and access to
> PACA and the current stack, before C code is called or any other
> accesses are made.
> 
> All of these have pinned SLBs so will not take a SLB fault. Therefore
> EXSLB is not be required.

Applied to powerpc/next.

[1/1] powerpc/64s: Remove EXSLB interrupt save area
      https://git.kernel.org/powerpc/c/ac7c5e9b08acdb54ef3525abcad24bdb3ed05551

cheers


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