x86/speculation: Add cpu_show_gds() prototype
authorArnd Bergmann <arnd@arndb.de>
Wed, 9 Aug 2023 13:04:59 +0000 (15:04 +0200)
committerDave Hansen <dave.hansen@linux.intel.com>
Thu, 10 Aug 2023 16:12:18 +0000 (09:12 -0700)
commita57c27c7ad85c420b7de44c6ee56692d51709dda
tree259f62e199d8f8cf7d800168287bc7811f3c52f9
parent6524c798b727ffdb5c7eaed2f50e8e839997df8e
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
include/linux/cpu.h