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[17/20] x86: usercopy: include arch_wb_cache_pmem declaration

Message ID 20230516193549.544673-18-arnd@kernel.org
State New
Headers show
Series x86: address -Wmissing-prototype warnings | expand

Commit Message

Arnd Bergmann May 16, 2023, 7:35 p.m. UTC 
From: Arnd Bergmann <arnd@arndb.de>

arch_wb_cache_pmem() is declared in a global header but defined by
the architecture. On x86, the implementation needs to include the header
to avoid this warning:

arch/x86/lib/usercopy_64.c:39:6: error: no previous prototype for 'arch_wb_cache_pmem' [-Werror=missing-prototypes]

Signed-off-by: Arnd Bergmann <arnd@arndb.de>
---
 arch/x86/lib/usercopy_64.c | 1 +
 1 file changed, 1 insertion(+)
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Patch

diff --git a/arch/x86/lib/usercopy_64.c b/arch/x86/lib/usercopy_64.c
index 003d90138e20..e9251b89a9e9 100644
--- a/arch/x86/lib/usercopy_64.c
+++ b/arch/x86/lib/usercopy_64.c
@@ -9,6 +9,7 @@ 
 #include <linux/export.h>
 #include <linux/uaccess.h>
 #include <linux/highmem.h>
+#include <linux/libnvdimm.h>
 
 /*
  * Zero Userspace