Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754882Ab2FHS5E (ORCPT ); Fri, 8 Jun 2012 14:57:04 -0400 Received: from zimbra.linbit.com ([212.69.161.123]:46566 "EHLO zimbra.linbit.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752887Ab2FHS5A (ORCPT ); Fri, 8 Jun 2012 14:57:00 -0400 X-Greylist: delayed 410 seconds by postgrey-1.27 at vger.kernel.org; Fri, 08 Jun 2012 14:57:00 EDT Date: Fri, 8 Jun 2012 20:50:08 +0200 From: Lars Ellenberg To: Dan Carpenter Cc: Lars Ellenberg , kernel-janitors@vger.kernel.org, linux-kernel@vger.kernel.org, drbd-user@lists.linbit.com Subject: Re: [DRBD-user] [patch -resend] drbd: fix resync_dump_detail() output Message-ID: <20120608185008.GC8030@soda.linbit> Mail-Followup-To: Dan Carpenter , Lars Ellenberg , kernel-janitors@vger.kernel.org, linux-kernel@vger.kernel.org, drbd-user@lists.linbit.com References: <20120608123128.GA18293@elgon.mountain> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20120608123128.GA18293@elgon.mountain> User-Agent: Mutt/1.5.21 (2010-09-15) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1541 Lines: 44 On Fri, Jun 08, 2012 at 03:31:28PM +0300, Dan Carpenter wrote: > The tests here aren't correct. It should be doing a shift before doing > the bitwise AND. (bme->flags & BME_NO_WRITES) is always false and > (bme->flags & BME_LOCKED) checks for BME_NO_WRITES instead of checking > for locked. > > Signed-off-by: Dan Carpenter Ack. > --- > I sent this to the drbd-user list in March, but never recieved a > response. Sorry, seems to have been lost :-( Lars > diff --git a/drivers/block/drbd/drbd_proc.c b/drivers/block/drbd/drbd_proc.c > index 2959cdf..ffe1ee4 100644 > --- a/drivers/block/drbd/drbd_proc.c > +++ b/drivers/block/drbd/drbd_proc.c > @@ -187,8 +187,10 @@ static void resync_dump_detail(struct seq_file *seq, struct lc_element *e) > struct bm_extent *bme = lc_entry(e, struct bm_extent, lce); > > seq_printf(seq, "%5d %s %s\n", bme->rs_left, > - bme->flags & BME_NO_WRITES ? "NO_WRITES" : "---------", > - bme->flags & BME_LOCKED ? "LOCKED" : "------" > + test_bit(BME_NO_WRITES, &bme->flags) ? > + "NO_WRITES" : "---------", > + test_bit(BME_LOCKED, &bme->flags) ? > + "LOCKED" : "------" > ); > } -- : Lars Ellenberg : LINBIT | Your Way to High Availability : DRBD/HA support and consulting http://www.linbit.com -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/