From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from relay.sgi.com (relay1.corp.sgi.com [137.38.102.111]) by oss.sgi.com (Postfix) with ESMTP id C18077F4E for ; Wed, 11 Dec 2013 17:27:46 -0600 (CST) Received: from cuda.sgi.com (cuda2.sgi.com [192.48.176.25]) by relay1.corp.sgi.com (Postfix) with ESMTP id 9C9828F8039 for ; Wed, 11 Dec 2013 15:27:46 -0800 (PST) Received: from ipmail06.adl6.internode.on.net (ipmail06.adl6.internode.on.net [150.101.137.145]) by cuda.sgi.com with ESMTP id fl9xx8szO9YMr95B for ; Wed, 11 Dec 2013 15:27:45 -0800 (PST) Date: Thu, 12 Dec 2013 10:27:41 +1100 From: Dave Chinner Subject: Re: [PATCH 2/5] xfs: use xfs_ialloc_blks_per_cluster in xfs_bulkstat Message-ID: <20131211232741.GO10988@dastard> References: <52A86D1E.6090507@oracle.com> MIME-Version: 1.0 Content-Disposition: inline In-Reply-To: <52A86D1E.6090507@oracle.com> List-Id: XFS Filesystem from SGI List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Errors-To: xfs-bounces@oss.sgi.com Sender: xfs-bounces@oss.sgi.com To: Jeff Liu Cc: "xfs@oss.sgi.com" On Wed, Dec 11, 2013 at 09:48:14PM +0800, Jeff Liu wrote: > From: Jie Liu > > Use xfs_ialloc_blks_per_cluster() in xfs_bulkstat(), make the > related variables more meaningful and remove an unused variable > nimask from it. > > Signed-off-by: Jie Liu > --- > fs/xfs/xfs_itable.c | 20 ++++++++------------ > 1 file changed, 8 insertions(+), 12 deletions(-) > > diff --git a/fs/xfs/xfs_itable.c b/fs/xfs/xfs_itable.c > index c237ad1..6671f5b 100644 > --- a/fs/xfs/xfs_itable.c > +++ b/fs/xfs/xfs_itable.c > @@ -209,9 +209,8 @@ xfs_bulkstat( > xfs_inobt_rec_incore_t *irbuf; /* start of irec buffer */ > xfs_inobt_rec_incore_t *irbufend; /* end of good irec buffer entries */ > xfs_ino_t lastino; /* last inode number returned */ > - int nbcluster; /* # of blocks in a cluster */ > - int nicluster; /* # of inodes in a cluster */ > - int nimask; /* mask for inode clusters */ > + int blks_per_cluster; /* # of blocks in a cluster */ > + int ninodes; /* # of inodes in a cluster */ inodes_per_cluster? > int nirbuf; /* size of irbuf */ > int rval; /* return value error code */ > int tmp; /* result value from btree calls */ > @@ -243,11 +242,8 @@ xfs_bulkstat( > *done = 0; > fmterror = 0; > ubufp = ubuffer; > - nicluster = mp->m_sb.sb_blocksize >= XFS_INODE_CLUSTER_SIZE(mp) ? > - mp->m_sb.sb_inopblock : > - (XFS_INODE_CLUSTER_SIZE(mp) >> mp->m_sb.sb_inodelog); > - nimask = ~(nicluster - 1); > - nbcluster = nicluster >> mp->m_sb.sb_inopblog; > + blks_per_cluster = xfs_ialloc_blks_per_cluster(mp); Ok, now I see the helper name, perhaps it shoul dbe more like all the other conversion functions. "ialloc" means nothing in the context, and "blks" doesn't tell us the unit we are converting to - if could be basic blocks, it could be filesystem blocks. So, perhaps something like xfs_icluster_size_fsb()? Otherwise this patch looks ok. Cheers, Dave. -- Dave Chinner david@fromorbit.com _______________________________________________ xfs mailing list xfs@oss.sgi.com http://oss.sgi.com/mailman/listinfo/xfs