tree 99f38fa6807bb35d9db236dd0a2311c1feffdb4f
parent c7486104a5ce7e8763e3cb5157bba8d0f1468d87
author Samuel Neves <sneves@dei.uc.pt> 1535832892 +0100
committer Thomas Gleixner <tglx@linutronix.de> 1535835716 +0200

x86/vdso: Fix lsl operand order

In the __getcpu function, lsl is using the wrong target and destination
registers. Luckily, the compiler tends to choose %eax for both variables,
so it has been working so far.

Fixes: a582c540ac1b ("x86/vdso: Use RDPID in preference to LSL when available")
Signed-off-by: Samuel Neves <sneves@dei.uc.pt>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Acked-by: Andy Lutomirski <luto@kernel.org>
Cc: stable@vger.kernel.org
Link: https://lkml.kernel.org/r/20180901201452.27828-1-sneves@dei.uc.pt