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banners=-,-,- X-VirusChecked: Checked Received: (qmail 31866 invoked from network); 6 Apr 2022 07:05:12 -0000 Received: from unknown (HELO n03ukasimr01.n03.fujitsu.local) (62.60.8.97) by server-8.tower-548.messagelabs.com with ECDHE-RSA-AES256-GCM-SHA384 encrypted SMTP; 6 Apr 2022 07:05:12 -0000 Received: from n03ukasimr01.n03.fujitsu.local (localhost [127.0.0.1]) by n03ukasimr01.n03.fujitsu.local (Postfix) with ESMTP id 3681F100190; Wed, 6 Apr 2022 08:05:12 +0100 (BST) Received: from nera.osd.abg.fsc.net (unknown [172.17.20.8]) by n03ukasimr01.n03.fujitsu.local (Postfix) with SMTP id 07836100181; Wed, 6 Apr 2022 08:05:10 +0100 (BST) Received: by nera.osd.abg.fsc.net (Postfix, from userid 5004) id B86E417478B; Wed, 6 Apr 2022 09:04:46 +0200 (CEST) Date: Wed, 6 Apr 2022 09:04:46 +0200 To: Christoph Hellwig Cc: Jens Axboe , "jfs-discussion@lists.sourceforge.net" , "linux-nvme@lists.infradead.org" , "virtualization@lists.linux-foundation.org" , "linux-mm@kvack.org" , "dm-devel@redhat.com" , "target-devel@vger.kernel.org" , "linux-mtd@lists.infradead.org" , "drbd-dev@lists.linbit.com" , "linux-s390@vger.kernel.org" , "linux-nilfs@vger.kernel.org" , "linux-scsi@vger.kernel.org" , "cluster-devel@redhat.com" , "xen-devel@lists.xenproject.org" , "linux-ext4@vger.kernel.org" , "linux-um@lists.infradead.org" , "nbd@other.debian.org" , "linux-block@vger.kernel.org" , "linux-bcache@vger.kernel.org" , "ceph-devel@vger.kernel.org" , "linux-raid@vger.kernel.org" , "linux-mmc@vger.kernel.org" , "linux-f2fs-devel@lists.sourceforge.net" , "linux-xfs@vger.kernel.org" , "ocfs2-devel@oss.oracle.com" , "linux-fsdevel@vger.kernel.org" , "ntfs3@lists.linux.dev" , "linux-btrfs@vger.kernel.org" Subject: Re: [PATCH 15/27] block: use bdev_alignment_offset in part_alignment_offset_show Message-ID: <20220406070446.GA1722@ts.fujitsu.com> Mail-Followup-To: Alan.Robinson@fujitsu.com, Christoph Hellwig , Jens Axboe , "jfs-discussion@lists.sourceforge.net" , "linux-nvme@lists.infradead.org" , "virtualization@lists.linux-foundation.org" , "linux-mm@kvack.org" , "dm-devel@redhat.com" , "target-devel@vger.kernel.org" , "linux-mtd@lists.infradead.org" , "drbd-dev@lists.linbit.com" , "linux-s390@vger.kernel.org" , "linux-nilfs@vger.kernel.org" , "linux-scsi@vger.kernel.org" , "cluster-devel@redhat.com" , "xen-devel@lists.xenproject.org" , "linux-ext4@vger.kernel.org" , "linux-um@lists.infradead.org" , "nbd@other.debian.org" , "linux-block@vger.kernel.org" , "linux-bcache@vger.kernel.org" , "ceph-devel@vger.kernel.org" , "linux-raid@vger.kernel.org" , "linux-mmc@vger.kernel.org" , "linux-f2fs-devel@lists.sourceforge.net" , "linux-xfs@vger.kernel.org" , "ocfs2-devel@oss.oracle.com" , "linux-fsdevel@vger.kernel.org" , "ntfs3@lists.linux.dev" , "linux-btrfs@vger.kernel.org" References: <20220406060516.409838-1-hch@lst.de> <0b7ae3df301c4fdd8d37f773d8d1eb93@FR3P281MB0843.DEUP281.PROD.OUTLOOK.COM> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <0b7ae3df301c4fdd8d37f773d8d1eb93@FR3P281MB0843.DEUP281.PROD.OUTLOOK.COM> X-sent-by-me: robin@sanpedro User-Agent: Mutt/1.9.3 (2018-01-21) From: Alan.Robinson@fujitsu.com (Alan Robinson) X-Virus-Scanned: ClamAV using ClamSMTP X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220406_000520_768402_66BCCC26 X-CRM114-Status: GOOD ( 22.47 ) X-BeenThere: linux-mtd@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: Linux MTD discussion mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Reply-To: Alan.Robinson@fujitsu.com Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-mtd" Errors-To: linux-mtd-bounces+linux-mtd=archiver.kernel.org@lists.infradead.org Hi Christoph, On Wed, Apr 06, 2022 at 06:05:04AM +0000, Christoph Hellwig wrote: > From: Christoph Hellwig > Subject: [PATCH 15/27] block: use bdev_alignment_offset in > part_alignment_offset_show > > Replace the open coded offset calculation with the proper helper. > This is an ABI change in that the -1 for a misaligned partition is > properly propagated, which can be considered a bug fix and maches s/maches/matches/ > what is done on the whole device. > > Signed-off-by: Christoph Hellwig > --- > block/partitions/core.c | 6 +----- > 1 file changed, 1 insertion(+), 5 deletions(-) > > diff --git a/block/partitions/core.c b/block/partitions/core.c > index 2ef8dfa1e5c85..240b3fff521e4 100644 > --- a/block/partitions/core.c > +++ b/block/partitions/core.c > @@ -200,11 +200,7 @@ static ssize_t part_ro_show(struct device *dev, > static ssize_t part_alignment_offset_show(struct device *dev, > struct device_attribute *attr, char *buf) > { > - struct block_device *bdev = dev_to_bdev(dev); > - > - return sprintf(buf, "%u\n", > - queue_limit_alignment_offset(&bdev_get_queue(bdev)->limits, > - bdev->bd_start_sect)); > + return sprintf(buf, "%u\n", bdev_alignment_offset(dev_to_bdev(dev))); Should this now be %d instead of %u, there are one or two examples of both in the rest of the patch series. Alan ______________________________________________________ Linux MTD discussion mailing list http://lists.infradead.org/mailman/listinfo/linux-mtd/