Re: [PATCH] net: add sparse annotation to ptype_seq_start/stop

["Paul E. McKenney" <paulmck@linux.vnet.ibm.com>]

On Sun, Jan 20, 2008 at 03:21:46PM -0800, Stephen Hemminger wrote:
> Get rid of some more sparse warnings.
> 
> Signed-off-by: Stephen Hemminger <shemminger@vyatta.com>

Adding Josh to CC -- is __acquires() case-insensitive?  If not, this
needs to be __acquires(RCU) and __releases(RCU).

						Thanx, Paul

> --- a/net/core/dev.c	2008-01-20 14:25:00.000000000 -0800
> +++ b/net/core/dev.c	2008-01-20 14:25:48.000000000 -0800
> @@ -2543,6 +2543,7 @@ static void *ptype_get_idx(loff_t pos)
>  }
> 
>  static void *ptype_seq_start(struct seq_file *seq, loff_t *pos)
> +	__acquires(rcu)
>  {
>  	rcu_read_lock();
>  	return *pos ? ptype_get_idx(*pos - 1) : SEQ_START_TOKEN;
> @@ -2578,6 +2579,7 @@ found:
>  }
> 
>  static void ptype_seq_stop(struct seq_file *seq, void *v)
> +	__releases(rcu)
>  {
>  	rcu_read_unlock();
>  }
> --
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