diff options
Diffstat (limited to 'arch/arm64/kernel/kuser32.S')
| -rw-r--r-- | arch/arm64/kernel/kuser32.S | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/arch/arm64/kernel/kuser32.S b/arch/arm64/kernel/kuser32.S index 63c48ffdf230..7787208e8cc6 100644 --- a/arch/arm64/kernel/kuser32.S +++ b/arch/arm64/kernel/kuser32.S | |||
| @@ -38,12 +38,13 @@ __kuser_cmpxchg64: // 0xffff0f60 | |||
| 38 | .inst 0xe92d00f0 // push {r4, r5, r6, r7} | 38 | .inst 0xe92d00f0 // push {r4, r5, r6, r7} |
| 39 | .inst 0xe1c040d0 // ldrd r4, r5, [r0] | 39 | .inst 0xe1c040d0 // ldrd r4, r5, [r0] |
| 40 | .inst 0xe1c160d0 // ldrd r6, r7, [r1] | 40 | .inst 0xe1c160d0 // ldrd r6, r7, [r1] |
| 41 | .inst 0xe1b20e9f // 1: ldaexd r0, r1, [r2] | 41 | .inst 0xe1b20f9f // 1: ldrexd r0, r1, [r2] |
| 42 | .inst 0xe0303004 // eors r3, r0, r4 | 42 | .inst 0xe0303004 // eors r3, r0, r4 |
| 43 | .inst 0x00313005 // eoreqs r3, r1, r5 | 43 | .inst 0x00313005 // eoreqs r3, r1, r5 |
| 44 | .inst 0x01a23e96 // stlexdeq r3, r6, [r2] | 44 | .inst 0x01a23e96 // stlexdeq r3, r6, [r2] |
| 45 | .inst 0x03330001 // teqeq r3, #1 | 45 | .inst 0x03330001 // teqeq r3, #1 |
| 46 | .inst 0x0afffff9 // beq 1b | 46 | .inst 0x0afffff9 // beq 1b |
| 47 | .inst 0xf57ff05b // dmb ish | ||
| 47 | .inst 0xe2730000 // rsbs r0, r3, #0 | 48 | .inst 0xe2730000 // rsbs r0, r3, #0 |
| 48 | .inst 0xe8bd00f0 // pop {r4, r5, r6, r7} | 49 | .inst 0xe8bd00f0 // pop {r4, r5, r6, r7} |
| 49 | .inst 0xe12fff1e // bx lr | 50 | .inst 0xe12fff1e // bx lr |
| @@ -55,11 +56,12 @@ __kuser_memory_barrier: // 0xffff0fa0 | |||
| 55 | 56 | ||
| 56 | .align 5 | 57 | .align 5 |
| 57 | __kuser_cmpxchg: // 0xffff0fc0 | 58 | __kuser_cmpxchg: // 0xffff0fc0 |
| 58 | .inst 0xe1923e9f // 1: ldaex r3, [r2] | 59 | .inst 0xe1923f9f // 1: ldrex r3, [r2] |
| 59 | .inst 0xe0533000 // subs r3, r3, r0 | 60 | .inst 0xe0533000 // subs r3, r3, r0 |
| 60 | .inst 0x01823e91 // stlexeq r3, r1, [r2] | 61 | .inst 0x01823e91 // stlexeq r3, r1, [r2] |
| 61 | .inst 0x03330001 // teqeq r3, #1 | 62 | .inst 0x03330001 // teqeq r3, #1 |
| 62 | .inst 0x0afffffa // beq 1b | 63 | .inst 0x0afffffa // beq 1b |
| 64 | .inst 0xf57ff05b // dmb ish | ||
| 63 | .inst 0xe2730000 // rsbs r0, r3, #0 | 65 | .inst 0xe2730000 // rsbs r0, r3, #0 |
| 64 | .inst 0xe12fff1e // bx lr | 66 | .inst 0xe12fff1e // bx lr |
| 65 | 67 | ||