Messages in this thread Patch in this message | | | From | Xu Yihang <> | Subject | [PATCH -next] x86: Fix unused variable 'msr_val' warning | Date | Thu, 18 Mar 2021 16:03:48 +0800 |
| |
Fixes the following W=1 kernel build warning(s): arch/x86/hyperv/hv_spinlock.c:28:16: warning: variable ‘msr_val’ set but not used [-Wunused-but-set-variable] unsigned long msr_val;
Reported-by: Hulk Robot <hulkci@huawei.com> Signed-off-by: Xu Yihang <xuyihang@huawei.com> --- arch/x86/hyperv/hv_spinlock.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/arch/x86/hyperv/hv_spinlock.c b/arch/x86/hyperv/hv_spinlock.c index f3270c1fc48c..67bc15c7752a 100644 --- a/arch/x86/hyperv/hv_spinlock.c +++ b/arch/x86/hyperv/hv_spinlock.c @@ -25,7 +25,7 @@ static void hv_qlock_kick(int cpu) static void hv_qlock_wait(u8 *byte, u8 val) { - unsigned long msr_val; + unsigned long msr_val __maybe_unused; unsigned long flags; if (in_nmi()) -- 2.17.1
| |