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Staging: hv: vmbus_drv: Get rid of util synchronixation based on channel counting

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Now that we have dealt with this issue differently, get rid of the
old mechanism.

Signed-off-by: K. Y. Srinivasan <kys@microsoft.com>
Signed-off-by: Haiyang Zhang <haiyangz@microsoft.com>
Signed-off-by: Abhishek Kane <v-abkane@microsoft.com>
Signed-off-by: Hank Janssen <hjanssen@microsoft.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
K. Y. Srinivasan 2011-05-16 06:44:37 -07:00 committed by Greg Kroah-Hartman
parent b9d8e35256
commit 02bb4b9e4c
3 changed files with 0 additions and 20 deletions
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17
drivers/staging/hv/channel_mgmt.c
View file

@ -327,22 +327,6 @@ void free_channel(struct vmbus_channel *channel)
} }
DECLARE_COMPLETION(hv_channel_ready);
/*
* Count initialized channels, and ensure all channels are ready when hv_vmbus
* module loading completes.
*/
static void count_hv_channel(void)
{
static int counter;
unsigned long flags;
spin_lock_irqsave(&vmbus_connection.channel_lock, flags);
if (++counter == MAX_MSG_TYPES)
complete(&hv_channel_ready);
spin_unlock_irqrestore(&vmbus_connection.channel_lock, flags);
}
/* /*
* vmbus_process_rescind_offer - * vmbus_process_rescind_offer -
@ -449,7 +433,6 @@ static void vmbus_process_offer(struct work_struct *work)
pr_info("%s\n", hv_cb_utils[cnt].log_msg); pr_info("%s\n", hv_cb_utils[cnt].log_msg);
count_hv_channel();
} }
} }
} }

2
drivers/staging/hv/hyperv.h
View file

@ -844,8 +844,6 @@ static inline struct hv_driver *drv_to_hv_drv(struct device_driver *d)
int vmbus_child_driver_register(struct device_driver *drv); int vmbus_child_driver_register(struct device_driver *drv);
void vmbus_child_driver_unregister(struct device_driver *drv); void vmbus_child_driver_unregister(struct device_driver *drv);
extern struct completion hv_channel_ready;
/* /*
* Common header for Hyper-V ICs * Common header for Hyper-V ICs
*/ */

1
drivers/staging/hv/vmbus_drv.c
View file

@ -582,7 +582,6 @@ static int vmbus_bus_init(struct pci_dev *pdev)
vmbus_request_offers(); vmbus_request_offers();
wait_for_completion(&hv_channel_ready);
cleanup: cleanup:
return ret; return ret;