Commit d70c6731 authored Dec 17, 2010 by Timo Teräs Committed by Greg Kroah-Hartman Jan 20, 2011

staging: hv: fix netvsc sleeping while atomic

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 <hjanssen@microsoft.com>
Cc: Haiyang Zhang <haiyangz@microsoft.com>
Signed-off-by: Timo Teräs <timo.teras@iki.fi>
Cc: stable <stable@kernel.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

parent 268eff90

drivers/staging/hv/netvsc.c

+1 −1

Original line number	Diff line number	Diff line
		@@ -1279,7 +1279,7 @@ static void netvsc_channel_cb(void *context)
		/* ASSERT(device); */

		packet = kzalloc(NETVSC_PACKET_SIZE * sizeof(unsigned char),
		GFP_KERNEL);
		GFP_ATOMIC);
		if (!packet)
		return;
		buffer = packet;