[PATCH v2 2/8] xfs: Introduce tr_fsyncts to m_reservation

[Jeff Liu]

From: Jie Liu <jeff.liu at oracle.com>

A preparation step.

For now fsync_ts transaction use the pre-calculated log reservation
size of tr_swrite.
This patch introduce a new item tr_fsyncts to mp->m_reservations
structure so that we can fetch the log reservation value for it
in a same manner to others.

Signed-off-by: Jie Liu <jeff.liu at oracle.com>
---
 fs/xfs/xfs_mount.h |    1 +
 fs/xfs/xfs_trans.c |    1 +
 fs/xfs/xfs_trans.h |    2 +-
 3 files changed, 3 insertions(+), 1 deletion(-)

diff --git a/fs/xfs/xfs_mount.h b/fs/xfs/xfs_mount.h
index 474826e..00d33f6 100644
--- a/fs/xfs/xfs_mount.h
+++ b/fs/xfs/xfs_mount.h
@@ -59,6 +59,7 @@ typedef struct xfs_trans_reservations {
 	struct xfs_trans_res	tr_qm_quotaoff;	/* turn quota off */
 	struct xfs_trans_res	tr_qm_equotaoff;/* end of turn quota off */
 	struct xfs_trans_res	tr_sb;		/* modify superblock */
+	struct xfs_trans_res	tr_fsyncts;	/* update timestamps on fsync */
 } xfs_trans_reservations_t;
 
 #ifndef __KERNEL__
diff --git a/fs/xfs/xfs_trans.c b/fs/xfs/xfs_trans.c
index 8f38901..f1ccb2d 100644
--- a/fs/xfs/xfs_trans.c
+++ b/fs/xfs/xfs_trans.c
@@ -733,6 +733,7 @@ xfs_trans_init(
 	resp->tr_ichange.tr_logres = xfs_calc_ichange_reservation(mp);
 	resp->tr_growdata.tr_logres = xfs_calc_growdata_reservation(mp);
 	resp->tr_swrite.tr_logres = xfs_calc_swrite_reservation(mp);
+	resp->tr_fsyncts.tr_logres = xfs_calc_swrite_reservation(mp);
 	resp->tr_writeid.tr_logres = xfs_calc_writeid_reservation(mp);
 	resp->tr_attrsetrt.tr_logres = xfs_calc_attrsetrt_reservation(mp);
 	resp->tr_clearagi.tr_logres = xfs_calc_clear_agi_bucket_reservation(mp);
diff --git a/fs/xfs/xfs_trans.h b/fs/xfs/xfs_trans.h
index 15a6031..509ad4d 100644
--- a/fs/xfs/xfs_trans.h
+++ b/fs/xfs/xfs_trans.h
@@ -254,7 +254,7 @@ struct xfs_log_item_desc {
  * Logging the inode timestamps on an fsync -- same as SWRITE
  * as long as SWRITE logs the entire inode core
  */
-#define XFS_FSYNC_TS_LOG_RES(mp) ((mp)->m_reservations.tr_swrite.tr_logres)
+#define XFS_FSYNC_TS_LOG_RES(mp) ((mp)->m_reservations.tr_fsyncts.tr_logres)
 #define	XFS_WRITEID_LOG_RES(mp)	 ((mp)->m_reservations.tr_swrite.tr_logres)
 #define	XFS_ADDAFORK_LOG_RES(mp) ((mp)->m_reservations.tr_addafork.tr_logres)
 #define	XFS_ATTRSETM_LOG_RES(mp) ((mp)->m_reservations.tr_attrsetm.tr_logres)
-- 
1.7.9.5