* [PATCH 4/6] xfsprogs: introduce xfs_icluster_size_fsb()
@ 2014-05-05 12:32 Jeff Liu
2014-05-05 21:10 ` Brian Foster
0 siblings, 1 reply; 2+ messages in thread
From: Jeff Liu @ 2014-05-05 12:32 UTC (permalink / raw)
To: xfs@oss.sgi.com
From: Jie Liu <jeff.liu@oracle.com>
Introduce a common routine xfs_icluster_size_fsb() to calculate
and return the number of file system blocks per inode cluster.
Signed-off-by: Jie Liu <jeff.liu@oracle.com>
---
include/xfs_ialloc.h | 10 ++++++++++
1 file changed, 10 insertions(+)
diff --git a/include/xfs_ialloc.h b/include/xfs_ialloc.h
index 0498f20..9dee62f 100644
--- a/include/xfs_ialloc.h
+++ b/include/xfs_ialloc.h
@@ -30,6 +30,16 @@ struct xfs_btree_cur;
*/
#define XFS_INODE_BIG_CLUSTER_SIZE 8192
+/* Calculate and return the number of filesystem blocks per inode cluster */
+static inline int
+xfs_icluster_size_fsb(
+ struct xfs_mount *mp)
+{
+ if (mp->m_sb.sb_blocksize >= mp->m_inode_cluster_size)
+ return 1;
+ return mp->m_inode_cluster_size >> mp->m_sb.sb_blocklog;
+}
+
/*
* Make an inode pointer out of the buffer/offset.
*/
--
1.8.3.2
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^ permalink raw reply related [flat|nested] 2+ messages in thread
* Re: [PATCH 4/6] xfsprogs: introduce xfs_icluster_size_fsb()
2014-05-05 12:32 [PATCH 4/6] xfsprogs: introduce xfs_icluster_size_fsb() Jeff Liu
@ 2014-05-05 21:10 ` Brian Foster
0 siblings, 0 replies; 2+ messages in thread
From: Brian Foster @ 2014-05-05 21:10 UTC (permalink / raw)
To: Jeff Liu; +Cc: xfs@oss.sgi.com
On Mon, May 05, 2014 at 08:32:20PM +0800, Jeff Liu wrote:
> From: Jie Liu <jeff.liu@oracle.com>
>
> Introduce a common routine xfs_icluster_size_fsb() to calculate
> and return the number of file system blocks per inode cluster.
>
> Signed-off-by: Jie Liu <jeff.liu@oracle.com>
> ---
Reviewed-by: Brian Foster <bfoster@redhat.com>
> include/xfs_ialloc.h | 10 ++++++++++
> 1 file changed, 10 insertions(+)
>
> diff --git a/include/xfs_ialloc.h b/include/xfs_ialloc.h
> index 0498f20..9dee62f 100644
> --- a/include/xfs_ialloc.h
> +++ b/include/xfs_ialloc.h
> @@ -30,6 +30,16 @@ struct xfs_btree_cur;
> */
> #define XFS_INODE_BIG_CLUSTER_SIZE 8192
>
> +/* Calculate and return the number of filesystem blocks per inode cluster */
> +static inline int
> +xfs_icluster_size_fsb(
> + struct xfs_mount *mp)
> +{
> + if (mp->m_sb.sb_blocksize >= mp->m_inode_cluster_size)
> + return 1;
> + return mp->m_inode_cluster_size >> mp->m_sb.sb_blocklog;
> +}
> +
> /*
> * Make an inode pointer out of the buffer/offset.
> */
> --
> 1.8.3.2
>
> _______________________________________________
> xfs mailing list
> xfs@oss.sgi.com
> http://oss.sgi.com/mailman/listinfo/xfs
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http://oss.sgi.com/mailman/listinfo/xfs
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