This is a note to let you know that I've just added the patch titled
staging: hv: fix netvsc sleeping while atomic
to the 2.6.37-stable tree which can be found at:
http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary
The filename of the patch is:
staging-hv-fix-netvsc-sleeping-while-atomic.patch
and it can be found in the queue-2.6.37 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree,
please let <[email protected]> know about it.
From d70c673153d42e8aefd5ac296c8159ef222d076b Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Timo=20Ter=C3=A4s?= <[email protected]>
Date: Fri, 17 Dec 2010 11:40:24 +0200
Subject: staging: hv: fix netvsc sleeping while atomic
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From: =?UTF-8?q?Timo=20Ter=C3=A4s?= <[email protected]>
commit d70c673153d42e8aefd5ac296c8159ef222d076b upstream.
The channel callbacks are called directly from vmbus_event_dpc
which runs in tasklet context. These callbacks need to use
GFP_ATOMIC.
Bugzilla: https://bugzilla.kernel.org/show_bug.cgi?id=16701
Cc: Hank Janssen <[email protected]>
Cc: Haiyang Zhang <[email protected]>
Signed-off-by: Timo Teräs <[email protected]>
Signed-off-by: Greg Kroah-Hartman <[email protected]>
---
drivers/staging/hv/netvsc.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
--- a/drivers/staging/hv/netvsc.c
+++ b/drivers/staging/hv/netvsc.c
@@ -1236,7 +1236,7 @@ static void NetVscOnChannelCallback(void
/* ASSERT(device); */
packet = kzalloc(NETVSC_PACKET_SIZE * sizeof(unsigned char),
- GFP_KERNEL);
+ GFP_ATOMIC);
if (!packet)
return;
buffer = packet;
Patches currently in stable-queue which might be from [email protected] are
queue-2.6.37/staging-hv-fix-netvsc-sleeping-while-atomic.patch
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