diff mbox

[PATCHv3,17/19] arm64: use SYSCALL_DEFINE6() for mmap

Message ID 20180618120310.39527-18-mark.rutland@arm.com (mailing list archive)
State New, archived
Headers show

Commit Message

Mark Rutland June 18, 2018, 12:03 p.m. UTC 
We don't currently annotate our mmap implementation as a syscall, as we
need to do to use pt_regs syscall wrappers.

Let's mark it as a real syscall.

There should be no functional change as a result of this patch.

Signed-off-by: Mark Rutland <mark.rutland@arm.com>
Reviewed-by: Dominik Brodowski <linux@dominikbrodowski.net>
Cc: Catalin Marinas <catalin.marinas@arm.com>
Cc: Will Deacon <will.deacon@arm.com>
---
 arch/arm64/kernel/sys.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

Comments

Catalin Marinas June 19, 2018, 3:50 p.m. UTC | #1 
On Mon, Jun 18, 2018 at 01:03:08PM +0100, Mark Rutland wrote:
> We don't currently annotate our mmap implementation as a syscall, as we
> need to do to use pt_regs syscall wrappers.
> 
> Let's mark it as a real syscall.
> 
> There should be no functional change as a result of this patch.
> 
> Signed-off-by: Mark Rutland <mark.rutland@arm.com>
> Reviewed-by: Dominik Brodowski <linux@dominikbrodowski.net>
> Cc: Catalin Marinas <catalin.marinas@arm.com>
> Cc: Will Deacon <will.deacon@arm.com>

Acked-by: Catalin Marinas <catalin.marinas@arm.com>
diff mbox

Patch

diff --git a/arch/arm64/kernel/sys.c b/arch/arm64/kernel/sys.c
index a82c3f7a9a90..2ad1497a184e 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;