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xfs: Introduce a new structure to hold transaction reservation items 

Introduce a new structure xfs_trans_res to hold transaction
reservation item info per log ticket.

We also need to improve xfs_trans_resv_calc() by initializing the
log count as well as log flags for permanent log reservation.

Signed-off-by: Jie Liu <jeff.liu@oracle.com>
Signed-off-by: Dave Chinner <dchinner@redhat.com>
Reviewed-by: Mark Tinguely <tinguely@sgi.com>
Signed-off-by: Ben Myers <bpm@sgi.com>
This commit is contained in:
Jie Liu 2013-08-12 20:49:56 +10:00 committed by Ben Myers
parent 9356fe22af
commit 0eadd10288
4 changed files with 163 additions and 87 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
fs/xfs/xfs_mount.h
View File

@ -136,7 +136,7 @@ typedef struct xfs_mount {
int m_ialloc_blks; /* blocks in inode allocation */
int m_inoalign_mask;/* mask sb_inoalignmt if used */
uint m_qflags; /* quota status flags */
struct xfs_trans_resv m_reservations; /* precomputed res values */
struct xfs_trans_resv m_resv; /* precomputed res values */
__uint64_t m_maxicount; /* maximum inode count */
__uint64_t m_resblks; /* total reserved blocks */
__uint64_t m_resblks_avail;/* available reserved blocks */

2
fs/xfs/xfs_trans.c
View File

@ -56,7 +56,7 @@ void
xfs_trans_init(
struct xfs_mount *mp)
{
xfs_trans_resv_calc(mp, &mp->m_reservations);
xfs_trans_resv_calc(mp, &mp->m_resv);
}
/*

121
fs/xfs/xfs_trans_resv.c
View File

@ -671,32 +671,97 @@ xfs_trans_resv_calc(
struct xfs_mount *mp,
struct xfs_trans_resv *resp)
{
resp->tr_write = xfs_calc_write_reservation(mp);
resp->tr_itruncate = xfs_calc_itruncate_reservation(mp);
resp->tr_rename = xfs_calc_rename_reservation(mp);
resp->tr_link = xfs_calc_link_reservation(mp);
resp->tr_remove = xfs_calc_remove_reservation(mp);
resp->tr_symlink = xfs_calc_symlink_reservation(mp);
resp->tr_create = xfs_calc_create_reservation(mp);
resp->tr_mkdir = xfs_calc_mkdir_reservation(mp);
resp->tr_ifree = xfs_calc_ifree_reservation(mp);
resp->tr_ichange = xfs_calc_ichange_reservation(mp);
resp->tr_growdata = xfs_calc_growdata_reservation(mp);
resp->tr_swrite = xfs_calc_swrite_reservation(mp);
resp->tr_writeid = xfs_calc_writeid_reservation(mp);
resp->tr_addafork = xfs_calc_addafork_reservation(mp);
resp->tr_attrinval = xfs_calc_attrinval_reservation(mp);
resp->tr_attrsetm = xfs_calc_attrsetm_reservation(mp);
resp->tr_attrsetrt = xfs_calc_attrsetrt_reservation(mp);
resp->tr_attrrm = xfs_calc_attrrm_reservation(mp);
resp->tr_clearagi = xfs_calc_clear_agi_bucket_reservation(mp);
resp->tr_growrtalloc = xfs_calc_growrtalloc_reservation(mp);
resp->tr_growrtzero = xfs_calc_growrtzero_reservation(mp);
resp->tr_growrtfree = xfs_calc_growrtfree_reservation(mp);
resp->tr_qm_sbchange = xfs_calc_qm_sbchange_reservation(mp);
resp->tr_qm_setqlim = xfs_calc_qm_setqlim_reservation(mp);
resp->tr_qm_dqalloc = xfs_calc_qm_dqalloc_reservation(mp);
resp->tr_qm_quotaoff = xfs_calc_qm_quotaoff_reservation(mp);
resp->tr_qm_equotaoff = xfs_calc_qm_quotaoff_end_reservation(mp);
resp->tr_sb = xfs_calc_sb_reservation(mp);
/*
* The following transactions are logged in physical format and
* require a permanent reservation on space.
*/
resp->tr_write.tr_logres = xfs_calc_write_reservation(mp);
resp->tr_write.tr_logcount = XFS_WRITE_LOG_COUNT;
resp->tr_write.tr_logflags |= XFS_TRANS_PERM_LOG_RES;
resp->tr_itruncate.tr_logres = xfs_calc_itruncate_reservation(mp);
resp->tr_itruncate.tr_logcount = XFS_ITRUNCATE_LOG_COUNT;
resp->tr_itruncate.tr_logflags |= XFS_TRANS_PERM_LOG_RES;
resp->tr_rename.tr_logres = xfs_calc_rename_reservation(mp);
resp->tr_rename.tr_logcount = XFS_RENAME_LOG_COUNT;
resp->tr_rename.tr_logflags |= XFS_TRANS_PERM_LOG_RES;
resp->tr_link.tr_logres = xfs_calc_link_reservation(mp);
resp->tr_link.tr_logcount = XFS_LINK_LOG_COUNT;
resp->tr_link.tr_logflags |= XFS_TRANS_PERM_LOG_RES;
resp->tr_remove.tr_logres = xfs_calc_remove_reservation(mp);
resp->tr_remove.tr_logcount = XFS_REMOVE_LOG_COUNT;
resp->tr_remove.tr_logflags |= XFS_TRANS_PERM_LOG_RES;
resp->tr_symlink.tr_logres = xfs_calc_symlink_reservation(mp);
resp->tr_symlink.tr_logcount = XFS_SYMLINK_LOG_COUNT;
resp->tr_symlink.tr_logflags |= XFS_TRANS_PERM_LOG_RES;
resp->tr_create.tr_logres = xfs_calc_create_reservation(mp);
resp->tr_create.tr_logcount = XFS_CREATE_LOG_COUNT;
resp->tr_create.tr_logflags |= XFS_TRANS_PERM_LOG_RES;
resp->tr_mkdir.tr_logres = xfs_calc_mkdir_reservation(mp);
resp->tr_mkdir.tr_logcount = XFS_MKDIR_LOG_COUNT;
resp->tr_mkdir.tr_logflags |= XFS_TRANS_PERM_LOG_RES;
resp->tr_ifree.tr_logres = xfs_calc_ifree_reservation(mp);
resp->tr_ifree.tr_logcount = XFS_INACTIVE_LOG_COUNT;
resp->tr_ifree.tr_logflags |= XFS_TRANS_PERM_LOG_RES;
resp->tr_addafork.tr_logres = xfs_calc_addafork_reservation(mp);
resp->tr_addafork.tr_logcount = XFS_ADDAFORK_LOG_COUNT;
resp->tr_addafork.tr_logflags |= XFS_TRANS_PERM_LOG_RES;
resp->tr_attrinval.tr_logres = xfs_calc_attrinval_reservation(mp);
resp->tr_attrinval.tr_logcount = XFS_ATTRINVAL_LOG_COUNT;
resp->tr_attrinval.tr_logflags |= XFS_TRANS_PERM_LOG_RES;
resp->tr_attrsetm.tr_logres = xfs_calc_attrsetm_reservation(mp);
resp->tr_attrsetm.tr_logcount = XFS_ATTRSET_LOG_COUNT;
resp->tr_attrsetm.tr_logflags |= XFS_TRANS_PERM_LOG_RES;
resp->tr_attrrm.tr_logres = xfs_calc_attrrm_reservation(mp);
resp->tr_attrrm.tr_logcount = XFS_ATTRRM_LOG_COUNT;
resp->tr_attrrm.tr_logflags |= XFS_TRANS_PERM_LOG_RES;
resp->tr_growrtalloc.tr_logres = xfs_calc_growrtalloc_reservation(mp);
resp->tr_growrtalloc.tr_logcount = XFS_DEFAULT_PERM_LOG_COUNT;
resp->tr_growrtalloc.tr_logflags |= XFS_TRANS_PERM_LOG_RES;
resp->tr_qm_dqalloc.tr_logres = xfs_calc_qm_dqalloc_reservation(mp);
resp->tr_qm_dqalloc.tr_logcount = XFS_WRITE_LOG_COUNT;
resp->tr_qm_dqalloc.tr_logflags |= XFS_TRANS_PERM_LOG_RES;
/*
* The following transactions are logged in logical format with
* a default log count.
*/
resp->tr_qm_sbchange.tr_logres = xfs_calc_qm_sbchange_reservation(mp);
resp->tr_qm_sbchange.tr_logcount = XFS_DEFAULT_LOG_COUNT;
resp->tr_qm_setqlim.tr_logres = xfs_calc_qm_setqlim_reservation(mp);
resp->tr_qm_setqlim.tr_logcount = XFS_DEFAULT_LOG_COUNT;
resp->tr_qm_quotaoff.tr_logres = xfs_calc_qm_quotaoff_reservation(mp);
resp->tr_qm_quotaoff.tr_logcount = XFS_DEFAULT_LOG_COUNT;
resp->tr_qm_equotaoff.tr_logres =
xfs_calc_qm_quotaoff_end_reservation(mp);
resp->tr_qm_equotaoff.tr_logcount = XFS_DEFAULT_LOG_COUNT;
resp->tr_sb.tr_logres = xfs_calc_sb_reservation(mp);
resp->tr_sb.tr_logcount = XFS_DEFAULT_LOG_COUNT;
/* The following transaction are logged in logical format */
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_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);
resp->tr_growrtzero.tr_logres = xfs_calc_growrtzero_reservation(mp);
resp->tr_growrtfree.tr_logres = xfs_calc_growrtfree_reservation(mp);
}

125
fs/xfs/xfs_trans_resv.h
View File

@ -23,35 +23,45 @@ struct xfs_mount;
/*
* structure for maintaining pre-calculated transaction reservations.
*/
struct xfs_trans_res {
uint tr_logres; /* log space unit in bytes per log ticket */
int tr_logcount; /* number of log operations per log ticket */
int tr_logflags; /* log flags, currently only used for indicating
* a reservation request is permanent or not */
};
struct xfs_trans_resv {
uint tr_write; /* extent alloc trans */
uint tr_itruncate; /* truncate trans */
uint tr_rename; /* rename trans */
uint tr_link; /* link trans */
uint tr_remove; /* unlink trans */
uint tr_symlink; /* symlink trans */
uint tr_create; /* create trans */
uint tr_mkdir; /* mkdir trans */
uint tr_ifree; /* inode free trans */
uint tr_ichange; /* inode update trans */
uint tr_growdata; /* fs data section grow trans */
uint tr_swrite; /* sync write inode trans */
uint tr_addafork; /* cvt inode to attributed trans */
uint tr_writeid; /* write setuid/setgid file */
uint tr_attrinval; /* attr fork buffer invalidation */
uint tr_attrsetm; /* set/create an attribute at mount time */
uint tr_attrsetrt; /* set/create an attribute at runtime */
uint tr_attrrm; /* remove an attribute */
uint tr_clearagi; /* clear bad agi unlinked ino bucket */
uint tr_growrtalloc; /* grow realtime allocations */
uint tr_growrtzero; /* grow realtime zeroing */
uint tr_growrtfree; /* grow realtime freeing */
uint tr_qm_sbchange; /* change quota flags */
uint tr_qm_setqlim; /* adjust quota limits */
uint tr_qm_dqalloc; /* allocate quota on disk */
uint tr_qm_quotaoff; /* turn quota off */
uint tr_qm_equotaoff;/* end of turn quota off */
uint tr_sb; /* modify superblock */
struct xfs_trans_res tr_write; /* extent alloc trans */
struct xfs_trans_res tr_itruncate; /* truncate trans */
struct xfs_trans_res tr_rename; /* rename trans */
struct xfs_trans_res tr_link; /* link trans */
struct xfs_trans_res tr_remove; /* unlink trans */
struct xfs_trans_res tr_symlink; /* symlink trans */
struct xfs_trans_res tr_create; /* create trans */
struct xfs_trans_res tr_mkdir; /* mkdir trans */
struct xfs_trans_res tr_ifree; /* inode free trans */
struct xfs_trans_res tr_ichange; /* inode update trans */
struct xfs_trans_res tr_growdata; /* fs data section grow trans */
struct xfs_trans_res tr_swrite; /* sync write inode trans */
struct xfs_trans_res tr_addafork; /* add inode attr fork trans */
struct xfs_trans_res tr_writeid; /* write setuid/setgid file */
struct xfs_trans_res tr_attrinval; /* attr fork buffer
* invalidation */
struct xfs_trans_res tr_attrsetm; /* set/create an attribute at
* mount time */
struct xfs_trans_res tr_attrsetrt; /* set/create an attribute at
* runtime */
struct xfs_trans_res tr_attrrm; /* remove an attribute */
struct xfs_trans_res tr_clearagi; /* clear agi unlinked bucket */
struct xfs_trans_res tr_growrtalloc; /* grow realtime allocations */
struct xfs_trans_res tr_growrtzero; /* grow realtime zeroing */
struct xfs_trans_res tr_growrtfree; /* grow realtime freeing */
struct xfs_trans_res tr_qm_sbchange; /* change quota flags */
struct xfs_trans_res tr_qm_setqlim; /* adjust quota limits */
struct xfs_trans_res tr_qm_dqalloc; /* allocate quota on disk */
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 */
};
/*
@ -79,39 +89,40 @@ struct xfs_trans_resv {
XFS_DAENTER_BMAPS(mp, XFS_DATA_FORK) + 1)
#define XFS_WRITE_LOG_RES(mp) ((mp)->m_reservations.tr_write)
#define XFS_ITRUNCATE_LOG_RES(mp) ((mp)->m_reservations.tr_itruncate)
#define XFS_RENAME_LOG_RES(mp) ((mp)->m_reservations.tr_rename)
#define XFS_LINK_LOG_RES(mp) ((mp)->m_reservations.tr_link)
#define XFS_REMOVE_LOG_RES(mp) ((mp)->m_reservations.tr_remove)
#define XFS_SYMLINK_LOG_RES(mp) ((mp)->m_reservations.tr_symlink)
#define XFS_CREATE_LOG_RES(mp) ((mp)->m_reservations.tr_create)
#define XFS_MKDIR_LOG_RES(mp) ((mp)->m_reservations.tr_mkdir)
#define XFS_IFREE_LOG_RES(mp) ((mp)->m_reservations.tr_ifree)
#define XFS_ICHANGE_LOG_RES(mp) ((mp)->m_reservations.tr_ichange)
#define XFS_GROWDATA_LOG_RES(mp) ((mp)->m_reservations.tr_growdata)
#define XFS_GROWRTALLOC_LOG_RES(mp) ((mp)->m_reservations.tr_growrtalloc)
#define XFS_GROWRTZERO_LOG_RES(mp) ((mp)->m_reservations.tr_growrtzero)
#define XFS_GROWRTFREE_LOG_RES(mp) ((mp)->m_reservations.tr_growrtfree)
#define XFS_SWRITE_LOG_RES(mp) ((mp)->m_reservations.tr_swrite)
#define XFS_WRITE_LOG_RES(mp) ((mp)->m_resv.tr_write.tr_logres)
#define XFS_RENAME_LOG_RES(mp) ((mp)->m_resv.tr_rename.tr_logres)
#define XFS_LINK_LOG_RES(mp) ((mp)->m_resv.tr_link.tr_logres)
#define XFS_REMOVE_LOG_RES(mp) ((mp)->m_resv.tr_remove.tr_logres)
#define XFS_SYMLINK_LOG_RES(mp) ((mp)->m_resv.tr_symlink.tr_logres)
#define XFS_CREATE_LOG_RES(mp) ((mp)->m_resv.tr_create.tr_logres)
#define XFS_MKDIR_LOG_RES(mp) ((mp)->m_resv.tr_mkdir.tr_logres)
#define XFS_IFREE_LOG_RES(mp) ((mp)->m_resv.tr_ifree.tr_logres)
#define XFS_SWRITE_LOG_RES(mp) ((mp)->m_resv.tr_swrite.tr_logres)
#define XFS_ICHANGE_LOG_RES(mp) ((mp)->m_resv.tr_ichange.tr_logres)
#define XFS_GROWDATA_LOG_RES(mp) ((mp)->m_resv.tr_growdata.tr_logres)
#define XFS_ITRUNCATE_LOG_RES(mp) ((mp)->m_resv.tr_itruncate.tr_logres)
#define XFS_GROWRTZERO_LOG_RES(mp) ((mp)->m_resv.tr_growrtzero.tr_logres)
#define XFS_GROWRTFREE_LOG_RES(mp) ((mp)->m_resv.tr_growrtfree.tr_logres)
#define XFS_GROWRTALLOC_LOG_RES(mp) ((mp)->m_resv.tr_growrtalloc.tr_logres)
/*
* 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)
#define XFS_WRITEID_LOG_RES(mp) ((mp)->m_reservations.tr_swrite)
#define XFS_ADDAFORK_LOG_RES(mp) ((mp)->m_reservations.tr_addafork)
#define XFS_ATTRINVAL_LOG_RES(mp) ((mp)->m_reservations.tr_attrinval)
#define XFS_ATTRSETM_LOG_RES(mp) ((mp)->m_reservations.tr_attrsetm)
#define XFS_ATTRSETRT_LOG_RES(mp) ((mp)->m_reservations.tr_attrsetrt)
#define XFS_ATTRRM_LOG_RES(mp) ((mp)->m_reservations.tr_attrrm)
#define XFS_CLEAR_AGI_BUCKET_LOG_RES(mp) ((mp)->m_reservations.tr_clearagi)
#define XFS_QM_SBCHANGE_LOG_RES(mp) ((mp)->m_reservations.tr_qm_sbchange)
#define XFS_QM_SETQLIM_LOG_RES(mp) ((mp)->m_reservations.tr_qm_setqlim)
#define XFS_QM_DQALLOC_LOG_RES(mp) ((mp)->m_reservations.tr_qm_dqalloc)
#define XFS_QM_QUOTAOFF_LOG_RES(mp) ((mp)->m_reservations.tr_qm_quotaoff)
#define XFS_QM_QUOTAOFF_END_LOG_RES(mp) ((mp)->m_reservations.tr_qm_equotaoff)
#define XFS_SB_LOG_RES(mp) ((mp)->m_reservations.tr_sb)
#define XFS_FSYNC_TS_LOG_RES(mp) ((mp)->m_resv.tr_swrite.tr_logres)
#define XFS_WRITEID_LOG_RES(mp) ((mp)->m_resv.tr_swrite.tr_logres)
#define XFS_ADDAFORK_LOG_RES(mp) ((mp)->m_resv.tr_addafork.tr_logres)
#define XFS_ATTRSETM_LOG_RES(mp) ((mp)->m_resv.tr_attrsetm.tr_logres)
#define XFS_ATTRINVAL_LOG_RES(mp) ((mp)->m_resv.tr_attrinval.tr_logres)
#define XFS_ATTRSETRT_LOG_RES(mp) ((mp)->m_resv.tr_attrsetrt.tr_logres)
#define XFS_ATTRRM_LOG_RES(mp) ((mp)->m_resv.tr_attrrm.tr_logres)
#define XFS_SB_LOG_RES(mp) ((mp)->m_resv.tr_sb.tr_logres)
#define XFS_QM_SETQLIM_LOG_RES(mp) ((mp)->m_resv.tr_qm_setqlim.tr_logres)
#define XFS_QM_DQALLOC_LOG_RES(mp) ((mp)->m_resv.tr_qm_dqalloc.tr_logres)
#define XFS_QM_SBCHANGE_LOG_RES(mp) ((mp)->m_resv.tr_qm_sbchange.tr_logres)
#define XFS_QM_QUOTAOFF_LOG_RES(mp) ((mp)->m_resv.tr_qm_quotaoff.tr_logres)
#define XFS_QM_QUOTAOFF_END_LOG_RES(mp) ((mp)->m_resv.tr_qm_equotaoff.tr_logres)
#define XFS_CLEAR_AGI_BUCKET_LOG_RES(mp) ((mp)->m_resv.tr_clearagi.tr_logres)
/*
* Various log count values.