Re: [RFC v2 1/6] x86/boot: add BIT() to boot/bitops.h

From: Boris Ostrovsky
Date: Fri Feb 19 2016 - 10:15:41 EST




On 02/19/2016 09:15 AM, Luis R. Rodriguez wrote:
diff --git a/arch/x86/boot/bitops.h b/arch/x86/boot/bitops.h
index 878e4b9940d9..232cff0ff4e3 100644
--- a/arch/x86/boot/bitops.h
+++ b/arch/x86/boot/bitops.h
@@ -40,4 +40,6 @@ static inline void set_bit(int nr, void *addr)
asm("btsl %1,%0" : "+m" (*(u32 *)addr) : "Ir" (nr));
}
+#define BIT(x) (1 << x)

Parenthesize x.