From: Olaf Hering <olaf@aepfle.de>
Date: Mon, 21 Mar 2011 13:41:37 +0000 (+0100)
Subject: staging: hv: use sync_bitops when interacting with the hypervisor
X-Git-Tag: v2.6.39-rc3~18^2~26
X-Git-Url: http://git.openpandora.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=22356585712d1ff08fbfed152edd8b386873b238;p=pandora-kernel.git

staging: hv: use sync_bitops when interacting with the hypervisor

Locking is required when tweaking bits located in a shared page, use the
sync_ version of bitops. Without this change vmbus_on_event() will miss
events and as a result, vmbus_isr() will not schedule the receive tasklet.

Signed-off-by: Olaf Hering <olaf@aepfle.de>
Cc: stable <stable@kernel.org>
Acked-by: Haiyang Zhang <haiyangz@microsoft.com>
Acked-by: Hank Janssen <hjanssen@microsoft.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
---

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