diff options
Diffstat (limited to 'fs/ocfs2/super.c')
| -rw-r--r-- | fs/ocfs2/super.c | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/fs/ocfs2/super.c b/fs/ocfs2/super.c index 479ac50c86d..8044ed97d36 100644 --- a/fs/ocfs2/super.c +++ b/fs/ocfs2/super.c @@ -83,6 +83,7 @@ MODULE_LICENSE("GPL"); struct mount_options { + unsigned long commit_interval; unsigned long mount_opt; unsigned int atime_quantum; signed short slot; @@ -149,6 +150,7 @@ enum { Opt_data_writeback, Opt_atime_quantum, Opt_slot, + Opt_commit, Opt_err, }; @@ -164,6 +166,7 @@ static match_table_t tokens = { {Opt_data_writeback, "data=writeback"}, {Opt_atime_quantum, "atime_quantum=%u"}, {Opt_slot, "preferred_slot=%u"}, + {Opt_commit, "commit=%u"}, {Opt_err, NULL} }; @@ -442,6 +445,8 @@ unlock_osb: osb->s_mount_opt = parsed_options.mount_opt; osb->s_atime_quantum = parsed_options.atime_quantum; osb->preferred_slot = parsed_options.slot; + if (parsed_options.commit_interval) + osb->osb_commit_interval = parsed_options.commit_interval; if (!ocfs2_is_hard_readonly(osb)) ocfs2_set_journal_params(osb); @@ -596,6 +601,7 @@ static int ocfs2_fill_super(struct super_block *sb, void *data, int silent) osb->s_mount_opt = parsed_options.mount_opt; osb->s_atime_quantum = parsed_options.atime_quantum; osb->preferred_slot = parsed_options.slot; + osb->osb_commit_interval = parsed_options.commit_interval; sb->s_magic = OCFS2_SUPER_MAGIC; @@ -746,6 +752,7 @@ static int ocfs2_parse_options(struct super_block *sb, mlog_entry("remount: %d, options: \"%s\"\n", is_remount, options ? options : "(none)"); + mopt->commit_interval = 0; mopt->mount_opt = 0; mopt->atime_quantum = OCFS2_DEFAULT_ATIME_QUANTUM; mopt->slot = OCFS2_INVALID_SLOT; @@ -815,6 +822,18 @@ static int ocfs2_parse_options(struct super_block *sb, if (option) mopt->slot = (s16)option; break; + case Opt_commit: + option = 0; + if (match_int(&args[0], &option)) { + status = 0; + goto bail; + } + if (option < 0) + return 0; + if (option == 0) + option = JBD_DEFAULT_MAX_COMMIT_AGE; + mopt->commit_interval = HZ * option; + break; default: mlog(ML_ERROR, "Unrecognized mount option \"%s\" " @@ -863,6 +882,10 @@ static int ocfs2_show_options(struct seq_file *s, struct vfsmount *mnt) if (osb->s_atime_quantum != OCFS2_DEFAULT_ATIME_QUANTUM) seq_printf(s, ",atime_quantum=%u", osb->s_atime_quantum); + if (osb->osb_commit_interval) + seq_printf(s, ",commit=%u", + (unsigned) (osb->osb_commit_interval / HZ)); + return 0; } |