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authorDarrick J. Wong <darrick.wong@oracle.com>2018-12-12 08:46:25 -0800
committerDarrick J. Wong <darrick.wong@oracle.com>2018-12-12 08:47:17 -0800
commit83dcdb4469e759f984db92616d7885fc14329841 (patch)
treee0bafc6d2181267d8794b398eadd9a8fa840d0fd /fs/xfs/xfs_mount.h
parent43004b2a8da2652b5ec526269a8acfba7d3d219c (diff)
downloadlinux-83dcdb4469e759f984db92616d7885fc14329841.tar.bz2
xfs: precalculate inodes and blocks per inode cluster
Store the number of inodes and blocks per inode cluster in the mount data so that we don't have to keep recalculating them. Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com> Reviewed-by: Brian Foster <bfoster@redhat.com>
Diffstat (limited to 'fs/xfs/xfs_mount.h')
-rw-r--r--fs/xfs/xfs_mount.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/fs/xfs/xfs_mount.h b/fs/xfs/xfs_mount.h
index 7964513c3128..58a037bfac22 100644
--- a/fs/xfs/xfs_mount.h
+++ b/fs/xfs/xfs_mount.h
@@ -101,6 +101,8 @@ typedef struct xfs_mount {
uint8_t m_agno_log; /* log #ag's */
uint8_t m_agino_log; /* #bits for agino in inum */
uint m_inode_cluster_size;/* min inode buf size */
+ unsigned int m_inodes_per_cluster;
+ unsigned int m_blocks_per_cluster;
uint m_blockmask; /* sb_blocksize-1 */
uint m_blockwsize; /* sb_blocksize in words */
uint m_blockwmask; /* blockwsize-1 */