linux-kernel - [PATCHv4 17/19] arm64: use SYSCALL

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Message-Id: <20180702110415.10465-18-mark.rutland@arm.com>
Date:   Mon,  2 Jul 2018 12:04:13 +0100
From:   Mark Rutland <mark.rutland@....com>
To:     linux-arm-kernel@...ts.infradead.org, will.deacon@....com
Cc:     linux-kernel@...r.kernel.org, catalin.marinas@....com,
        dave.martin@....com, hch@...radead.org, james.morse@....com,
        linux@...inikbrodowski.net, linux-fsdevel@...r.kernel.org,
        marc.zyngier@....com, mark.rutland@....com, viro@...iv.linux.org.uk
Subject: [PATCHv4 17/19] arm64: use SYSCALL_DEFINE6() for mmap

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@....com>
Reviewed-by: Dominik Brodowski <linux@...inikbrodowski.net>
Acked-by: Catalin Marinas <catalin.marinas@....com>
Cc: Will Deacon <will.deacon@....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 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;
-- 
2.11.0