diff options
| author | zhichang.yuan <zhichang.yuan@linaro.org> | 2014-04-28 13:11:34 +0800 |
|---|---|---|
| committer | Mark Brown <broonie@kernel.org> | 2014-10-24 11:28:26 +0100 |
| commit | 9034246b709cc3640a7a6485fb7f2616a72b5d36 (patch) | |
| tree | 5ede2e3c935699a0080c93aa2dcb759b6a9b031a /arch/arm64/include/asm | |
| parent | 504c65c8fcd3fa42effda3090ba7b763bad96f03 (diff) | |
arm64: lib: Implement optimized string length routines
This patch, based on Linaro's Cortex Strings library, adds
an assembly optimized strlen() and strnlen() functions.
Signed-off-by: Zhichang Yuan <zhichang.yuan@linaro.org>
Signed-off-by: Deepak Saxena <dsaxena@linaro.org>
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
(cherry picked from commit 0a42cb0a6fa64cb17db11164a1ad3511b43acefe)
Signed-off-by: Mark Brown <broonie@kernel.org>
Diffstat (limited to 'arch/arm64/include/asm')
| -rw-r--r-- | arch/arm64/include/asm/string.h | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/arch/arm64/include/asm/string.h b/arch/arm64/include/asm/string.h index 6133f4970027..64d2d4884a9d 100644 --- a/arch/arm64/include/asm/string.h +++ b/arch/arm64/include/asm/string.h @@ -28,6 +28,12 @@ extern int strcmp(const char *, const char *); #define __HAVE_ARCH_STRNCMP extern int strncmp(const char *, const char *, __kernel_size_t); +#define __HAVE_ARCH_STRLEN +extern __kernel_size_t strlen(const char *); + +#define __HAVE_ARCH_STRNLEN +extern __kernel_size_t strnlen(const char *, __kernel_size_t); + #define __HAVE_ARCH_MEMCPY extern void *memcpy(void *, const void *, __kernel_size_t); |