From 7d8f03f7dd9f7d108b8d5af12fdc57e10555981f Mon Sep 17 00:00:00 2001 From: Zhou Ding Date: Wed, 18 Dec 2024 00:28:59 +0800 Subject: [PATCH] x86/boot: Add missing has_cpuflag() prototype MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit We get a warning when building the kernel with W=1: arch/x86/boot/compressed/cpuflags.c:4:6: warning: no previous prototype for ‘has_cpuflag’ [-Werror=missing-prototypes] 4 | bool has_cpuflag(int flag) | ^~~~~~~~~~~ Add a function declaration to cpuflags.h Signed-off-by: Zhou Ding Signed-off-by: Ingo Molnar Link: https://lore.kernel.org/r/20241217162859.1167889-1-zhouding@cmss.chinamobile.com --- arch/x86/boot/cpuflags.h | 1 + 1 file changed, 1 insertion(+) diff --git a/arch/x86/boot/cpuflags.h b/arch/x86/boot/cpuflags.h index 475b8fde90f7d..fdcc2aa4c3c4a 100644 --- a/arch/x86/boot/cpuflags.h +++ b/arch/x86/boot/cpuflags.h @@ -18,5 +18,6 @@ extern u32 cpu_vendor[3]; int has_eflag(unsigned long mask); void get_cpuflags(void); void cpuid_count(u32 id, u32 count, u32 *a, u32 *b, u32 *c, u32 *d); +bool has_cpuflag(int flag); #endif