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MIPS: Silence missing prototype warning 

Silence the following two warnings when make W=1:

  CC      arch/mips/lib/bswapsi.o
arch/mips/lib/bswapsi.c:5:22: warning: no previous prototype for '__bswapsi2' [-Wmissing-prototypes]
 unsigned int notrace __bswapsi2(unsigned int u)
                      ^~~~~~~~~~
  CC      arch/mips/lib/bswapdi.o
arch/mips/lib/bswapdi.c:5:28: warning: no previous prototype for '__bswapdi2' [-Wmissing-prototypes]
 unsigned long long notrace __bswapdi2(unsigned long long u)
                            ^~~~~~~~~~
  AR      arch/mips/lib/built-in.a

Reported-by: kernel test robot <lkp@intel.com>
Signed-off-by: Tiezhu Yang <yangtiezhu@loongson.cn>
Signed-off-by: Thomas Bogendoerfer <tsbogend@alpha.franken.de>
This commit is contained in:
Tiezhu Yang 2022-09-29 15:39:57 +08:00 committed by Thomas Bogendoerfer
parent 84aff0b690
commit 0668951705
2 changed files with 6 additions and 2 deletions
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4
arch/mips/lib/bswapdi.c
View File

@ -2,6 +2,9 @@
#include <linux/export.h>
#include <linux/compiler.h>
/* To silence -Wmissing-prototypes. */
unsigned long long __bswapdi2(unsigned long long u);
unsigned long long notrace __bswapdi2(unsigned long long u)
{
return (((u) & 0xff00000000000000ull) >> 56) |
@ -13,5 +16,4 @@ unsigned long long notrace __bswapdi2(unsigned long long u)
(((u) & 0x000000000000ff00ull) << 40) |
(((u) & 0x00000000000000ffull) << 56);
}
EXPORT_SYMBOL(__bswapdi2);

4
arch/mips/lib/bswapsi.c
View File

@ -2,6 +2,9 @@
#include <linux/export.h>
#include <linux/compiler.h>
/* To silence -Wmissing-prototypes. */
unsigned int __bswapsi2(unsigned int u);
unsigned int notrace __bswapsi2(unsigned int u)
{
return (((u) & 0xff000000) >> 24) |
@ -9,5 +12,4 @@ unsigned int notrace __bswapsi2(unsigned int u)
(((u) & 0x0000ff00) << 8) |
(((u) & 0x000000ff) << 24);
}
EXPORT_SYMBOL(__bswapsi2);