diff options
Diffstat (limited to 'arch/arm64/lib/bitops.S')
| -rw-r--r-- | arch/arm64/lib/bitops.S | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/arch/arm64/lib/bitops.S b/arch/arm64/lib/bitops.S index e5db797790d..7dac371cc9a 100644 --- a/arch/arm64/lib/bitops.S +++ b/arch/arm64/lib/bitops.S @@ -46,11 +46,12 @@ ENTRY( \name ) mov x2, #1 add x1, x1, x0, lsr #3 // Get word offset lsl x4, x2, x3 // Create mask -1: ldaxr x2, [x1] +1: ldxr x2, [x1] lsr x0, x2, x3 // Save old value of bit \instr x2, x2, x4 // toggle bit stlxr w5, x2, [x1] cbnz w5, 1b + dmb ish and x0, x0, #1 3: ret ENDPROC(\name ) |