linux-kernel - Re: [PATCH 1/6] powerpc/syscalls: Switch trivial cases to SYSCALL

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Message-Id: <1525446080.ih4a1c8i42.naveen@linux.ibm.com>
Date:   Fri, 04 May 2018 20:33:48 +0530
From:   "Naveen N. Rao" <naveen.n.rao@...ux.vnet.ibm.com>
To:     linuxppc-dev@...abs.org, Michael Ellerman <mpe@...erman.id.au>
Cc:     linux-kernel@...r.kernel.org, viro@...iv.linux.org.uk
Subject: Re: [PATCH 1/6] powerpc/syscalls: Switch trivial cases to
 SYSCALL_DEFINE

Michael Ellerman wrote:
> From: Al Viro <viro@...iv.linux.org.uk>
> 
> Signed-off-by: Al Viro <viro@...iv.linux.org.uk>
> ---
>  arch/powerpc/kernel/pci_32.c               | 6 +++---
>  arch/powerpc/kernel/pci_64.c               | 4 ++--
>  arch/powerpc/mm/subpage-prot.c             | 4 +++-
>  arch/powerpc/platforms/cell/spu_syscalls.c | 3 ++-
>  4 files changed, 10 insertions(+), 7 deletions(-)
> 

I suppose we can also do this for switch_endian?

diff --git a/arch/powerpc/kernel/syscalls.c b/arch/powerpc/kernel/syscalls.c
index 466216506eb2..290265f2700c 100644
--- a/arch/powerpc/kernel/syscalls.c
+++ b/arch/powerpc/kernel/syscalls.c
@@ -123,7 +123,7 @@ long ppc_fadvise64_64(int fd, int advice, u32 offset_high, u32 offset_low,
 				 (u64)len_high << 32 | len_low, advice);
 }

-long sys_switch_endian(void)
+SYSCALL_DEFINE0(switch_endian)
 {
 	struct thread_info *ti;

- Naveen