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authorArnd Bergmann <arnd@arndb.de>2023-08-09 15:04:59 +0200
committerDave Hansen <dave.hansen@linux.intel.com>2023-08-10 09:12:18 -0700
commita57c27c7ad85c420b7de44c6ee56692d51709dda (patch)
tree259f62e199d8f8cf7d800168287bc7811f3c52f9
parent6524c798b727ffdb5c7eaed2f50e8e839997df8e (diff)
downloadlinux-a57c27c7ad85c420b7de44c6ee56692d51709dda.tar.gz
x86/speculation: Add cpu_show_gds() prototype
The newly added function has two definitions but no prototypes: drivers/base/cpu.c:605:16: error: no previous prototype for 'cpu_show_gds' [-Werror=missing-prototypes] Add a declaration next to the other ones for this file to avoid the warning. Fixes: 8974eb588283b ("x86/speculation: Add Gather Data Sampling mitigation") Signed-off-by: Arnd Bergmann <arnd@arndb.de> Signed-off-by: Dave Hansen <dave.hansen@linux.intel.com> Tested-by: Daniel Sneddon <daniel.sneddon@linux.intel.com> Cc: stable@kernel.org Link: https://lore.kernel.org/all/20230809130530.1913368-1-arnd%40kernel.org
-rw-r--r--include/linux/cpu.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/include/linux/cpu.h b/include/linux/cpu.h
index 23ac87be1ff1a7..e006c719182bac 100644
--- a/include/linux/cpu.h
+++ b/include/linux/cpu.h
@@ -72,6 +72,8 @@ extern ssize_t cpu_show_retbleed(struct device *dev,
struct device_attribute *attr, char *buf);
extern ssize_t cpu_show_spec_rstack_overflow(struct device *dev,
struct device_attribute *attr, char *buf);
+extern ssize_t cpu_show_gds(struct device *dev,
+ struct device_attribute *attr, char *buf);
extern __printf(4, 5)
struct device *cpu_device_create(struct device *parent, void *drvdata,