From mboxrd@z Thu Jan 1 00:00:00 1970 From: "K. Y. Srinivasan" Subject: [PATCH 11/49] Staging: hv: vmbus: Don't free the channel when the channel is closed Date: Mon, 6 Jun 2011 15:49:35 -0700 Message-ID: <1307400613-13234-11-git-send-email-kys@microsoft.com> References: <1307400540-13193-1-git-send-email-kys@microsoft.com> <1307400613-13234-1-git-send-email-kys@microsoft.com> Mime-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <1307400613-13234-1-git-send-email-kys@microsoft.com> List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: devel-bounces@linuxdriverproject.org Errors-To: devel-bounces@linuxdriverproject.org To: gregkh@suse.de, linux-kernel@vger.kernel.org, devel@linuxdriverproject.org, virtualization@lists.osdl.org Cc: Haiyang Zhang , Abhishek Kane List-Id: virtualization@lists.linuxfoundation.org When the driver unloads, the device must persist. A channel represents the device and so we should not free the channel when the channel is closed as part of the driver unloading. Signed-off-by: K. Y. Srinivasan Signed-off-by: Haiyang Zhang Signed-off-by: Abhishek Kane --- drivers/staging/hv/channel.c | 14 -------------- 1 files changed, 0 insertions(+), 14 deletions(-) diff --git a/drivers/staging/hv/channel.c b/drivers/staging/hv/channel.c index f655e59..aca9ac8 100644 --- a/drivers/staging/hv/channel.c +++ b/drivers/staging/hv/channel.c @@ -552,7 +552,6 @@ void vmbus_close(struct vmbus_channel *channel) { struct vmbus_channel_close_channel *msg; struct vmbus_channel_msginfo *info; - unsigned long flags; int ret; /* Stop callback and cancel the timer asap */ @@ -591,19 +590,6 @@ void vmbus_close(struct vmbus_channel *channel) kfree(info); - /* - * If we are closing the channel during an error path in - * opening the channel, don't free the channel since the - * caller will free the channel - */ - - if (channel->state == CHANNEL_OPEN_STATE) { - spin_lock_irqsave(&vmbus_connection.channel_lock, flags); - list_del(&channel->listentry); - spin_unlock_irqrestore(&vmbus_connection.channel_lock, flags); - - free_channel(channel); - } } EXPORT_SYMBOL_GPL(vmbus_close); -- 1.7.4.1