Re: RISC-V: Don't use a global include guard for uapi/asm/syscalls.h

From: Palmer Dabbelt
Date: Mon Aug 06 2018 - 16:58:54 EST


On Sat, 04 Aug 2018 01:54:38 PDT (-0700), Christoph Hellwig wrote:
>> index 818655b0d535..882a6aa09a33 100644
>> --- a/arch/riscv/include/uapi/asm/syscalls.h
>> +++ b/arch/riscv/include/uapi/asm/syscalls.h
>> @@ -1,10 +1,11 @@
>> -/* SPDX-License-Identifier: GPL-2.0 */
>> +// SPDX-License-Identifier: GPL-2.0
>
> /* */ is the required style for headers, // is only for other files.
>
>> +/* There is explicitly no include guard here because this file is expected to
>> + * be included multiple times in order to define the syscall macros via
>> + * __SYSCALL. */
>
> Normal Linux comment style would be:
>
> /*
> * There is explicitly no include guard here because this file is expected to
> * be included multiple times in order to define the syscall macros via
> * __SYSCALL.
> */
>
> Also syscalls.h isn't included directly anywhere, but through
> <asm/unistd.h>, so we'll probably need a similar comment there as well.

I've attached a v2 with both of these fixed. Thanks!