From: David Miller <davem@davemloft.net>
To: monamagarwal123@gmail.com
Cc: jasowang@redhat.com, mst@redhat.com, xemul@parallels.com,
wuzhy@linux.vnet.ibm.com, therbert@google.com, yamato@redhat.com,
netdev@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] drivers/net: Use RCU_INIT_POINTER(x, NULL) in tun.c
Date: Tue, 25 Mar 2014 21:19:16 -0400 (EDT) [thread overview]
Message-ID: <20140325.211916.1629861072755372952.davem@davemloft.net> (raw)
In-Reply-To: <1395599552-7486-1-git-send-email-monamagarwal123@gmail.com>
From: Monam Agarwal <monamagarwal123@gmail.com>
Date: Mon, 24 Mar 2014 00:02:32 +0530
> This patch replaces rcu_assign_pointer(x, NULL) with RCU_INIT_POINTER(x, NULL)
>
> The rcu_assign_pointer() ensures that the initialization of a structure
> is carried out before storing a pointer to that structure.
> And in the case of the NULL pointer, there is no structure to initialize.
> So, rcu_assign_pointer(p, NULL) can be safely converted to RCU_INIT_POINTER(p, NULL)
>
> Signed-off-by: Monam Agarwal <monamagarwal123@gmail.com>
Applied.
prev parent reply other threads:[~2014-03-26 1:19 UTC|newest]
Thread overview: 13+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-03-23 18:32 [PATCH] drivers/net: Use RCU_INIT_POINTER(x, NULL) in tun.c Monam Agarwal
2014-03-23 19:41 ` Michael S. Tsirkin
2014-03-23 19:54 ` Eric Dumazet
2014-03-23 21:33 ` Michael S. Tsirkin
2014-03-23 22:12 ` Paul E. McKenney
2014-03-24 5:09 ` Michael S. Tsirkin
2014-03-24 5:25 ` Eric Dumazet
2014-03-24 6:22 ` Michael S. Tsirkin
2014-03-24 8:57 ` Michael S. Tsirkin
2014-03-24 12:53 ` Eric Dumazet
2014-03-24 8:47 ` Lai Jiangshan
2014-03-24 13:38 ` Paul E. McKenney
2014-03-26 1:19 ` David Miller [this message]
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