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

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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>
This commit is contained in:
Markos Chandras 2015-01-15 10:34:00 +00:00
parent 0593a44c64
commit fee313d4b8
1 changed files with 1 additions and 1 deletions
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2
arch/mips/kernel/syscall.c
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@ -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"