Re: [PATCH RESEND] powerpc: add simd.h implementation specific to PowerPC

2019-05-13 Thread Michael Ellerman
Shawn Landden writes: > It is safe to do SIMD in an interrupt on PowerPC. No it's not sorry :) > Only disable when there is no SIMD available > (and this is a static branch). > > Tested and works with the WireGuard (Zinc) patch I wrote that needs this. > Also improves performance of the crypto s

[PATCH RESEND] powerpc: add simd.h implementation specific to PowerPC

2019-05-12 Thread Shawn Landden
It is safe to do SIMD in an interrupt on PowerPC. Only disable when there is no SIMD available (and this is a static branch). Tested and works with the WireGuard (Zinc) patch I wrote that needs this. Also improves performance of the crypto subsystem that checks this. Re-sending because this linux