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[nolibc,09/19] tools/nolibc: string: Remove the `_nolibc_memcpy_up()` function

Message ID 20231012193233.207857-9-paulmck@kernel.org
State New
Headers
Series Updates to nolibc for v6.7 (and three for v6.6) |

Commit Message

Paul E. McKenney Oct. 12, 2023, 7:32 p.m. UTC 
  From: Ammar Faizi <ammarfaizi2@gnuweeb.org>

This function is only called by memcpy(), there is no real reason to
have this wrapper. Delete this function and move the code to memcpy()
directly.

Signed-off-by: Ammar Faizi <ammarfaizi2@gnuweeb.org>
Reviewed-by: Alviro Iskandar Setiawan <alviro.iskandar@gnuweeb.org>
Signed-off-by: Willy Tarreau <w@1wt.eu>
Signed-off-by: Thomas Weißschuh <linux@weissschuh.net>
---
 tools/include/nolibc/string.h | 20 +++++++-------------
 1 file changed, 7 insertions(+), 13 deletions(-)
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Patch

diff --git a/tools/include/nolibc/string.h b/tools/include/nolibc/string.h
index 22dcb3f566ba..a01c69dd495f 100644
--- a/tools/include/nolibc/string.h
+++ b/tools/include/nolibc/string.h
@@ -27,18 +27,6 @@  int memcmp(const void *s1, const void *s2, size_t n)
 	return c1;
 }
 
-static __attribute__((unused))
-void *_nolibc_memcpy_up(void *dst, const void *src, size_t len)
-{
-	size_t pos = 0;
-
-	while (pos < len) {
-		((char *)dst)[pos] = ((const char *)src)[pos];
-		pos++;
-	}
-	return dst;
-}
-
 #ifndef NOLIBC_ARCH_HAS_MEMMOVE
 /* might be ignored by the compiler without -ffreestanding, then found as
  * missing.
@@ -70,7 +58,13 @@  void *memmove(void *dst, const void *src, size_t len)
 __attribute__((weak,unused,section(".text.nolibc_memcpy")))
 void *memcpy(void *dst, const void *src, size_t len)
 {
-	return _nolibc_memcpy_up(dst, src, len);
+	size_t pos = 0;
+
+	while (pos < len) {
+		((char *)dst)[pos] = ((const char *)src)[pos];
+		pos++;
+	}
+	return dst;
 }
 #endif /* #ifndef NOLIBC_ARCH_HAS_MEMCPY */