Commit fee313d4 authored Jan 15, 2015 by Markos Chandras

MIPS: kernel: syscall: Set the appropriate ISA level for MIPS R6



MIPS R6 changed the opcodes for LL/SC instructions so we need to set
the appropriate ISA level.

Cc: Matthew Fortune <Matthew.Fortune@imgtec.com>
Signed-off-by: Markos Chandras <markos.chandras@imgtec.com>

parent 0593a44c

arch/mips/kernel/syscall.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -136,7 +136,7 @@ static inline int mips_atomic_set(unsigned long addr, unsigned long new)
		: "memory");
		} else if (cpu_has_llsc) {
		__asm__ __volatile__ (
		" .set arch=r4000 \n"
		" .set "MIPS_ISA_ARCH_LEVEL" \n"
		" li %[err], 0 \n"
		"1: ll %[old], (%[addr]) \n"
		" move %[tmp], %[new] \n"