Commit 214ac9a4 authored Dec 09, 2009 by Larry Finger Committed by John W. Linville Dec 10, 2009

b43: Remove reset after fatal DMA error



As shown in Kernel Bugzilla #14761, doing a controller restart after a
fatal DMA error does not accomplish anything other than consume the CPU
on an affected system. Accordingly, substitute a meaningful message for
the restart.

Signed-off-by: Larry Finger <Larry.Finger@lwfinger.net>
Cc: Stable <stable@vger.kernel.org>        [2.6.32]
Signed-off-by: John W. Linville <linville@tuxdriver.com>

parent 49d7590c

drivers/net/wireless/b43/main.c

+4 −1

Original line number	Diff line number	Diff line
		@@ -1784,7 +1784,10 @@ static void b43_do_interrupt_thread(struct b43_wldev *dev)
		dma_reason[0], dma_reason[1],
		dma_reason[2], dma_reason[3],
		dma_reason[4], dma_reason[5]);
		b43_controller_restart(dev, "DMA error");
		b43err(dev->wl, "This device does not support DMA "
		"on your system. Please use PIO instead.\n");
		b43err(dev->wl, "CONFIG_B43_FORCE_PIO must be set in "
		"your kernel configuration.\n");
		return;
		}
		if (merged_dma_reason & B43_DMAIRQ_NONFATALMASK) {