linux-kernel - [PATCH v2 2/5] tools/nolibc: always use openat(2) instead of open(2)

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Message-ID: <20250304075846.66563-2-louis@kragniz.eu>
Date: Tue,  4 Mar 2025 07:58:16 +0000
From: Louis Taylor <louis@...gniz.eu>
To: Willy Tarreau <w@....eu>,
	Thomas Weißschuh <linux@...ssschuh.net>
Cc: Louis Taylor <louis@...gniz.eu>,
	linux-kernel@...r.kernel.org
Subject: [PATCH v2 2/5] tools/nolibc: always use openat(2) instead of open(2)

All architectures support openat, so we don't need to make its use
conditional.

Signed-off-by: Louis Taylor <louis@...gniz.eu>
---
 tools/include/nolibc/sys.h | 6 ------
 1 file changed, 6 deletions(-)

diff --git a/tools/include/nolibc/sys.h b/tools/include/nolibc/sys.h
index 3cd938f9abda..a8dca5ac6542 100644
--- a/tools/include/nolibc/sys.h
+++ b/tools/include/nolibc/sys.h
@@ -798,13 +798,7 @@ int openat(int dirfd, const char *path, int flags, ...)
 static __attribute__((unused))
 int sys_open(const char *path, int flags, mode_t mode)
 {
-#ifdef __NR_openat
 	return my_syscall4(__NR_openat, AT_FDCWD, path, flags, mode);
-#elif defined(__NR_open)
-	return my_syscall3(__NR_open, path, flags, mode);
-#else
-	return __nolibc_enosys(__func__, path, flags, mode);
-#endif
 }
 
 static __attribute__((unused))
-- 
2.45.2