From: Greg KH <gregkh@suse.de>
To: Haiyang Zhang <haiyangz@microsoft.com>
Cc: hjanssen@microsoft.com, kys@microsoft.com,
v-abkane@microsoft.com, linux-kernel@vger.kernel.org,
devel@linuxdriverproject.org, virtualization@lists.osdl.org,
Olaf Hering <olaf@aepfle.de>, stable <stable@kernel.org>
Subject: Re: [PATCH] staging: hv: use sync_bitops when interacting with the hypervisor
Date: Thu, 7 Apr 2011 15:46:29 -0700 [thread overview]
Message-ID: <20110407224629.GA28700@suse.de> (raw)
In-Reply-To: <1302216598-686-1-git-send-email-haiyangz@microsoft.com>
On Thu, Apr 07, 2011 at 03:49:58PM -0700, Haiyang Zhang wrote:
> From: Olaf Hering <olaf@aepfle.de>
>
> 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.
>
> Backported to 2.6.32 stable kernel by Haiyang Zhang <haiyangz@microsoft.com>
Thanks for the backport, now queued up.
greg k-h
prev parent reply other threads:[~2011-04-07 22:48 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-04-07 22:49 [PATCH] staging: hv: use sync_bitops when interacting with the hypervisor Haiyang Zhang
2011-04-07 22:46 ` Greg KH [this message]
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