netdev - Re: [PATCH]: inet_diag: Missed conversion after changing inet ehash lockl to spinlocks.

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Message-ID: <4927AC14.3030702@cosmosbay.com>
Date:	Sat, 22 Nov 2008 07:52:04 +0100
From:	Eric Dumazet <dada1@...mosbay.com>
To:	David Miller <davem@...emloft.net>
CC:	netdev@...r.kernel.org
Subject: Re: [PATCH]: inet_diag: Missed conversion after changing inet ehash
 lockl to spinlocks.

David Miller a écrit :
> Tsk tsk... :) I just commited the following to net-next-2.6

Oops, thanks David.

> 
> inet_diag: Missed conversion after changing inet ehash lockl to spinlocks.
> 
> They are no longer a rwlocks.
> 
> Signed-off-by: David S. Miller <davem@...emloft.net>
> ---
>  net/ipv4/inet_diag.c |   10 +++++-----
>  1 files changed, 5 insertions(+), 5 deletions(-)
> 
> diff --git a/net/ipv4/inet_diag.c b/net/ipv4/inet_diag.c
> index 1cb154e..998a78f 100644
> --- a/net/ipv4/inet_diag.c
> +++ b/net/ipv4/inet_diag.c
> @@ -778,7 +778,7 @@ skip_listen_ht:
>  
>  	for (i = s_i; i < hashinfo->ehash_size; i++) {
>  		struct inet_ehash_bucket *head = &hashinfo->ehash[i];
> -		rwlock_t *lock = inet_ehash_lockp(hashinfo, i);
> +		spinlock_t *lock = inet_ehash_lockp(hashinfo, i);
>  		struct sock *sk;
>  		struct hlist_nulls_node *node;
>  
> @@ -791,7 +791,7 @@ skip_listen_ht:
>  		if (i > s_i)
>  			s_num = 0;
>  
> -		read_lock_bh(lock);
> +		spin_lock_bh(lock);
>  		sk_nulls_for_each(sk, node, &head->chain) {
>  			struct inet_sock *inet = inet_sk(sk);
>  
> @@ -806,7 +806,7 @@ skip_listen_ht:
>  			    r->id.idiag_dport)
>  				goto next_normal;
>  			if (inet_csk_diag_dump(sk, skb, cb) < 0) {
> -				read_unlock_bh(lock);
> +				spin_unlock_bh(lock);
>  				goto done;
>  			}
>  next_normal:
> @@ -828,14 +828,14 @@ next_normal:
>  				    r->id.idiag_dport)
>  					goto next_dying;
>  				if (inet_twsk_diag_dump(tw, skb, cb) < 0) {
> -					read_unlock_bh(lock);
> +					spin_unlock_bh(lock);
>  					goto done;
>  				}
>  next_dying:
>  				++num;
>  			}
>  		}
> -		read_unlock_bh(lock);
> +		spin_unlock_bh(lock);
>  	}
>  
>  done:


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