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authorK. Y. Srinivasan <kys@microsoft.com>2014-08-28 03:25:34 +0400
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2014-09-24 10:30:38 +0400
commit72c6b71c245dac8f371167d97ef471b367d0b66b (patch)
tree7c5cd78426e39bd1d4a106f77d436bba130c44ae /drivers/hv
parent66be653083057358724d56d817e870e53fb81ca7 (diff)
downloadlinux-72c6b71c245dac8f371167d97ef471b367d0b66b.tar.xz
Drivers: hv: vmbus: Cleanup vmbus_establish_gpadl()
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: K. Y. Srinivasan <kys@microsoft.com> Cc: <stable@vger.kernel.org> Tested-by: Sitsofe Wheeler <sitsofe@yahoo.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/hv')
-rw-r--r--drivers/hv/channel.c5
1 files changed, 1 insertions, 4 deletions
diff --git a/drivers/hv/channel.c b/drivers/hv/channel.c
index 020631453394..3788a181f176 100644
--- a/drivers/hv/channel.c
+++ b/drivers/hv/channel.c
@@ -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;