From mboxrd@z Thu Jan 1 00:00:00 1970 From: Chris Metcalf Subject: Re: [PATCH] tilegx: request_irq with a non-null device name Date: Tue, 13 Nov 2012 16:59:41 -0500 Message-ID: <50A2C2CD.9090308@tilera.com> References: <1352840300-27814-1-git-send-email-simon.marchi@polymtl.ca> <50A2BD87.3060202@tilera.com> Mime-Version: 1.0 Content-Type: text/plain; charset="ISO-8859-1" Content-Transfer-Encoding: 7bit Cc: , To: Simon Marchi Return-path: In-Reply-To: Sender: linux-kernel-owner@vger.kernel.org List-Id: netdev.vger.kernel.org On 11/13/2012 4:54 PM, Simon Marchi wrote: > On Tue, Nov 13, 2012 at 1:37 PM, Chris Metcalf wrote: >> On 11/13/2012 3:58 PM, Simon Marchi wrote: >>> This patch simply makes the tilegx net driver call request_irq with a >>> non-null name. It makes the output in /proc/interrupts more obvious, but >>> also helps tools that don't expect to find null there. >>> >>> Signed-off-by: Simon Marchi >>> --- >>> drivers/net/ethernet/tile/tilegx.c | 2 +- >>> 1 files changed, 1 insertions(+), 1 deletions(-) >>> >>> diff --git a/drivers/net/ethernet/tile/tilegx.c b/drivers/net/ethernet/tile/tilegx.c >>> index 4e98100..66e025a 100644 >>> --- a/drivers/net/ethernet/tile/tilegx.c >>> +++ b/drivers/net/ethernet/tile/tilegx.c >>> @@ -917,7 +917,7 @@ static int tile_net_setup_interrupts(struct net_device *dev) >>> ingress_irq = rc; >>> tile_irq_activate(ingress_irq, TILE_IRQ_PERCPU); >>> rc = request_irq(ingress_irq, tile_net_handle_ingress_irq, >>> - 0, NULL, NULL); >>> + 0, "tile_net", NULL); >> Good catch. If you can change it to dev->name instead of "tile_net", feel >> free to add my: > I thought about that first, but it wouldn't be very logical. This > module is loaded once and for all when the first network device is > brought up, so this request_irq is for all the tile network > interfaces. Suppose you "up" gbe0, "up" gbe1 and "down" gbe0, the > device name would still be gbe0, even though it's down. That's why I > opted for a generic name instead. > > If you still want to go with dev->name I have no problem with that. No, you're right, that's a good point. It does probably make more sense to use "tile_net". So apply my Acked-by to your patch as-is. Thanks! -- Chris Metcalf, Tilera Corp. http://www.tilera.com