linux-kernel - [PATCH] arm64: allowing mmap to be traced

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Date:   Mon, 14 May 2018 14:32:42 +0000
From:   Christian Hansen <chansen3@...co.com>
To:     catalin.marinas@....com, linux@...inikbrodowski.net
Cc:     xe-linux-external@...co.com, linux-arm-kernel@...ts.infradead.org,
        linux-kernel@...r.kernel.org, Christian Hansen <chansen3@...co.com>
Subject: [PATCH] arm64: allowing mmap to be traced

Adding missing macro which is present all other system calls to
to mmap declaration for ARM.  This allows it to appear as a kernel
tracing target.

Signed-off-by: Christian Hansen <chansen3@...co.com>
---
 arch/arm64/kernel/sys.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/arch/arm64/kernel/sys.c b/arch/arm64/kernel/sys.c
index 72981ba..1ccdbfc 100644
--- a/arch/arm64/kernel/sys.c
+++ b/arch/arm64/kernel/sys.c
@@ -27,9 +27,9 @@
 #include <linux/syscalls.h>
 #include <asm/cpufeature.h>
 
-asmlinkage long sys_mmap(unsigned long addr, unsigned long len,
-			 unsigned long prot, unsigned long flags,
-			 unsigned long fd, off_t off)
+SYSCALL_DEFINE6(mmap, unsigned long, addr, unsigned long, len,
+		unsigned long, prot, unsigned long, flags,
+		unsigned long, fd, off_t, off)
 {
 	if (offset_in_page(off) != 0)
 		return -EINVAL;
-- 
2.5.0