Re: [PATCH] semaphore: Resolve some shadow warnings

[Peter Zijlstra]

On Thu, Aug 28, 2014 at 05:19:26AM -0700, Jeff Kirsher wrote:
> From: Mark Rustad <mark.d.rustad@xxxxxxxxx>
> 
> Resolve some shadow warnings resulting from using the name
> jiffies, which is a well-known global. This is not a problem
> of course, but it could be a trap for someone copying and
> pasting code, and it just makes W=2 a little cleaner.
> 
> Signed-off-by: Mark Rustad <mark.d.rustad@xxxxxxxxx>
> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@xxxxxxxxx>

Why isn't Mark sending this email?

> ---
>  kernel/locking/semaphore.c | 12 ++++++------
>  1 file changed, 6 insertions(+), 6 deletions(-)
> 
> diff --git a/kernel/locking/semaphore.c b/kernel/locking/semaphore.c
> index 6815171..7782dbc 100644
> --- a/kernel/locking/semaphore.c
> +++ b/kernel/locking/semaphore.c
> @@ -36,7 +36,7 @@
>  static noinline void __down(struct semaphore *sem);
>  static noinline int __down_interruptible(struct semaphore *sem);
>  static noinline int __down_killable(struct semaphore *sem);
> -static noinline int __down_timeout(struct semaphore *sem, long jiffies);
> +static noinline int __down_timeout(struct semaphore *sem, long njiffies);
>  static noinline void __up(struct semaphore *sem);

So what's wrong with calling it "timeout" instead? That's what most
other sites do.
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