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Subject[PATCH 09/25] Staging: hv: Get rid of vmbus_release_unattached_channels() as it is not used
Date
Since vmbus_release_unattached_channels() is only used in module
unload path and since the vmbus driver cannot be unloaded,
get rid of this "dead" code.

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>
---
drivers/staging/hv/channel_mgmt.c | 33 ---------------------------------
drivers/staging/hv/channel_mgmt.h | 2 --
2 files changed, 0 insertions(+), 35 deletions(-)
diff --git a/drivers/staging/hv/channel_mgmt.c b/drivers/staging/hv/channel_mgmt.c
index fe32f7e..1929ab3 100644
--- a/drivers/staging/hv/channel_mgmt.c
+++ b/drivers/staging/hv/channel_mgmt.c
@@ -791,37 +791,4 @@ cleanup:
return ret;
}

-/*
- * vmbus_release_unattached_channels - Release channels that are
- * unattached/unconnected ie (no drivers associated)
- */
-void vmbus_release_unattached_channels(void)
-{
- struct vmbus_channel *channel, *pos;
- struct vmbus_channel *start = NULL;
- unsigned long flags;
-
- spin_lock_irqsave(&vmbus_connection.channel_lock, flags);
-
- list_for_each_entry_safe(channel, pos, &vmbus_connection.chn_list,
- listentry) {
- if (channel == start)
- break;
-
- if (!channel->device_obj->drv) {
- list_del(&channel->listentry);
-
- pr_err("Releasing unattached device object\n");
-
- vmbus_child_device_unregister(channel->device_obj);
- free_channel(channel);
- } else {
- if (!start)
- start = channel;
- }
- }
-
- spin_unlock_irqrestore(&vmbus_connection.channel_lock, flags);
-}
-
/* eof */
diff --git a/drivers/staging/hv/channel_mgmt.h b/drivers/staging/hv/channel_mgmt.h
index 96f74e2..3b2c393 100644
--- a/drivers/staging/hv/channel_mgmt.h
+++ b/drivers/staging/hv/channel_mgmt.h
@@ -315,6 +315,4 @@ void vmbus_onmessage(void *context);

int vmbus_request_offers(void);

-void vmbus_release_unattached_channels(void);
-
#endif /* _CHANNEL_MGMT_H_ */
--
1.7.4.1


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