diff options
Diffstat (limited to 'fs/gfs2/incore.h')
| -rw-r--r-- | fs/gfs2/incore.h | 19 |
1 files changed, 13 insertions, 6 deletions
diff --git a/fs/gfs2/incore.h b/fs/gfs2/incore.h index 39e7e9959b74..7a2dbbc0d634 100644 --- a/fs/gfs2/incore.h +++ b/fs/gfs2/incore.h @@ -97,6 +97,7 @@ struct gfs2_rgrpd { #define GFS2_RDF_CHECK 0x10000000 /* check for unlinked inodes */ #define GFS2_RDF_UPTODATE 0x20000000 /* rg is up to date */ #define GFS2_RDF_ERROR 0x40000000 /* error in rg */ +#define GFS2_RDF_PREFERRED 0x80000000 /* This rgrp is preferred */ #define GFS2_RDF_MASK 0xf0000000 /* mask for internal flags */ spinlock_t rd_rsspin; /* protects reservation related vars */ struct rb_root rd_rstree; /* multi-block reservation tree */ @@ -587,6 +588,12 @@ enum { SDF_SKIP_DLM_UNLOCK = 8, }; +enum gfs2_freeze_state { + SFS_UNFROZEN = 0, + SFS_STARTING_FREEZE = 1, + SFS_FROZEN = 2, +}; + #define GFS2_FSNAME_LEN 256 struct gfs2_inum_host { @@ -684,6 +691,7 @@ struct gfs2_sbd { struct gfs2_holder sd_live_gh; struct gfs2_glock *sd_rename_gl; struct gfs2_glock *sd_freeze_gl; + struct work_struct sd_freeze_work; wait_queue_head_t sd_glock_wait; atomic_t sd_glock_disposal; struct completion sd_locking_init; @@ -788,6 +796,9 @@ struct gfs2_sbd { wait_queue_head_t sd_log_flush_wait; int sd_log_error; + atomic_t sd_reserving_log; + wait_queue_head_t sd_reserving_log_wait; + unsigned int sd_log_flush_head; u64 sd_log_flush_wrapped; @@ -797,12 +808,8 @@ struct gfs2_sbd { /* For quiescing the filesystem */ struct gfs2_holder sd_freeze_gh; - struct gfs2_holder sd_freeze_root_gh; - struct gfs2_holder sd_thaw_gh; - atomic_t sd_log_freeze; - atomic_t sd_frozen_root; - wait_queue_head_t sd_frozen_root_wait; - wait_queue_head_t sd_log_frozen_wait; + atomic_t sd_freeze_state; + struct mutex sd_freeze_mutex; char sd_fsname[GFS2_FSNAME_LEN]; char sd_table_name[GFS2_FSNAME_LEN]; |