| commit | 8aef36dacb3a932cb77da8bb7eb21a154babd0b8 | [log] [tgz] |
|---|---|---|
| author | Al Viro <viro@zeniv.linux.org.uk> | Thu Mar 26 17:34:40 2020 -0400 |
| committer | Al Viro <viro@zeniv.linux.org.uk> | Fri Mar 27 23:58:54 2020 -0400 |
| tree | dc536db1c2a979982e0f0020b114d55b3a1f4152 | |
| parent | 0ec33c0171a138bedc1a39f4fd70455416dca926 [diff] |
x86: don't reload after cmpxchg in unsafe_atomic_op2() loop lock cmpxchg leaves the current value in eax; no need to reload it. Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>