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authorSunil Mushran <sunil.mushran@oracle.com>2009-06-19 14:45:55 -0700
committerJoel Becker <joel.becker@oracle.com>2009-06-22 14:24:49 -0700
commitc3d38840abaa45c1c5a5fabbb8ffc9a0d1a764d1 (patch)
treed42dca338681a53ca1bdbdfb17e932f1e4e96885 /fs/ocfs2
parent94e41ecfe0f202df948fdbb19a53308a58cf2184 (diff)
downloadlinux-c3d38840abaa45c1c5a5fabbb8ffc9a0d1a764d1.tar.bz2
ocfs2: Fix ocfs2_osb_dump()
Skip printing information that is not valid for local mounts. Signed-off-by: Sunil Mushran <sunil.mushran@oracle.com> Signed-off-by: Joel Becker <joel.becker@oracle.com>
Diffstat (limited to 'fs/ocfs2')
-rw-r--r--fs/ocfs2/super.c32
1 files changed, 18 insertions, 14 deletions
diff --git a/fs/ocfs2/super.c b/fs/ocfs2/super.c
index d33767f17ba3..d64739b593e9 100644
--- a/fs/ocfs2/super.c
+++ b/fs/ocfs2/super.c
@@ -234,20 +234,24 @@ static int ocfs2_osb_dump(struct ocfs2_super *osb, char *buf, int len)
"%10s => Opts: 0x%lX AtimeQuanta: %u\n", "Mount",
osb->s_mount_opt, osb->s_atime_quantum);
- out += snprintf(buf + out, len - out,
- "%10s => Stack: %s Name: %*s Version: %d.%d\n",
- "Cluster",
- (*osb->osb_cluster_stack == '\0' ?
- "o2cb" : osb->osb_cluster_stack),
- cconn->cc_namelen, cconn->cc_name,
- cconn->cc_version.pv_major, cconn->cc_version.pv_minor);
+ if (cconn) {
+ out += snprintf(buf + out, len - out,
+ "%10s => Stack: %s Name: %*s "
+ "Version: %d.%d\n", "Cluster",
+ (*osb->osb_cluster_stack == '\0' ?
+ "o2cb" : osb->osb_cluster_stack),
+ cconn->cc_namelen, cconn->cc_name,
+ cconn->cc_version.pv_major,
+ cconn->cc_version.pv_minor);
+ }
spin_lock(&osb->dc_task_lock);
out += snprintf(buf + out, len - out,
"%10s => Pid: %d Count: %lu WakeSeq: %lu "
"WorkSeq: %lu\n", "DownCnvt",
- task_pid_nr(osb->dc_task), osb->blocked_lock_count,
- osb->dc_wake_sequence, osb->dc_work_sequence);
+ (osb->dc_task ? task_pid_nr(osb->dc_task) : -1),
+ osb->blocked_lock_count, osb->dc_wake_sequence,
+ osb->dc_work_sequence);
spin_unlock(&osb->dc_task_lock);
spin_lock(&osb->osb_lock);
@@ -267,14 +271,15 @@ static int ocfs2_osb_dump(struct ocfs2_super *osb, char *buf, int len)
out += snprintf(buf + out, len - out,
"%10s => Pid: %d Interval: %lu Needs: %d\n", "Commit",
- task_pid_nr(osb->commit_task), osb->osb_commit_interval,
+ (osb->commit_task ? task_pid_nr(osb->commit_task) : -1),
+ osb->osb_commit_interval,
atomic_read(&osb->needs_checkpoint));
out += snprintf(buf + out, len - out,
- "%10s => State: %d NumTxns: %d TxnId: %lu\n",
+ "%10s => State: %d TxnId: %lu NumTxns: %d\n",
"Journal", osb->journal->j_state,
- atomic_read(&osb->journal->j_num_trans),
- osb->journal->j_trans_id);
+ osb->journal->j_trans_id,
+ atomic_read(&osb->journal->j_num_trans));
out += snprintf(buf + out, len - out,
"%10s => GlobalAllocs: %d LocalAllocs: %d "
@@ -302,7 +307,6 @@ static int ocfs2_osb_dump(struct ocfs2_super *osb, char *buf, int len)
out += snprintf(buf + out, len - out, "%10s => %3s %10s\n",
"Slots", "Num", "RecoGen");
-
for (i = 0; i < osb->max_slots; ++i) {
out += snprintf(buf + out, len - out,
"%10s %c %3d %10d\n",