From: Borislav Petkov Date: Wed, 9 Jun 2010 08:04:16 +0000 (+0300) Subject: um, hweight: Fix UML boot crash due to x86 optimized hweight X-Git-Tag: accepted/tizen/common/20141203.182822~11118^2~4 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=055c47272b8f5679d08ccc57efea3cb4aaeb5fc6;p=platform%2Fkernel%2Flinux-arm64.git um, hweight: Fix UML boot crash due to x86 optimized hweight Apparently UML cannot stomach callee reg-saving trickery introduced with d61931d89be506372d01a90d1755f6d0a9fafe2d (x86: Add optimized popcnt variants) and oopses during boot: http://marc.info/?l=linux-kernel&m=127522065202435&w=2 Redirect arch_hweight.h include from the x86 portion to the generic arch_hweight.h which is a fallback to the software hweight routines. LKML-Reference: <201005271944.09541.toralf.foerster@gmx.de> Signed-off-by: Borislav Petkov LKML-Reference: <4C0F4B00.4090307@panasas.com> Signed-off-by: H. Peter Anvin --- diff --git a/arch/um/include/asm/arch_hweight.h b/arch/um/include/asm/arch_hweight.h new file mode 100644 index 0000000..c656cf4 --- /dev/null +++ b/arch/um/include/asm/arch_hweight.h @@ -0,0 +1,6 @@ +#ifndef _ASM_UM_HWEIGHT_H +#define _ASM_UM_HWEIGHT_H + +#include + +#endif