Commit e1f48217 authored by K. Y. Srinivasan's avatar K. Y. Srinivasan Committed by Greg Kroah-Hartman

Drivers: hv: vmbus: Cleanup vmbus_establish_gpadl()

commit 72c6b71c upstream.

Eliminate the call to BUG_ON() by waiting for the host to respond. We are
trying to reclaim the ownership of memory that was given to the host and so
we will have to wait until the host responds.
Signed-off-by: default avatarK. Y. Srinivasan <kys@microsoft.com>
Tested-by: default avatarSitsofe Wheeler <sitsofe@yahoo.com>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent e842ba81
......@@ -363,7 +363,6 @@ int vmbus_establish_gpadl(struct vmbus_channel *channel, void *kbuffer,
u32 next_gpadl_handle;
unsigned long flags;
int ret = 0;
int t;
next_gpadl_handle = atomic_read(&vmbus_connection.next_gpadl_handle);
atomic_inc(&vmbus_connection.next_gpadl_handle);
......@@ -410,9 +409,7 @@ int vmbus_establish_gpadl(struct vmbus_channel *channel, void *kbuffer,
}
}
t = wait_for_completion_timeout(&msginfo->waitevent, 5*HZ);
BUG_ON(t == 0);
wait_for_completion(&msginfo->waitevent);
/* At this point, we received the gpadl created msg */
*gpadl_handle = gpadlmsg->gpadl;
......
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