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Commit 95883719 authored by Kurt Hackel's avatar Kurt Hackel Committed by Mark Fasheh
Browse files

ocfs2: better mle debugging 



Signed-off-by: default avatarKurt Hackel <kurt.hackel@oracle.com>
Signed-off-by: default avatarMark Fasheh <mark.fasheh@oracle.com>
parent d6dea6e9

fs/ocfs2/dlm/dlmmaster.c

+28 −5
Original line number Diff line number Diff line
@@ -130,15 +130,30 @@ static inline int dlm_mle_equal(struct dlm_ctxt *dlm, 
#if 0

/* Code here is included but defined out as it aids debugging */



#define dlm_print_nodemap(m)  _dlm_print_nodemap(m,#m)

void _dlm_print_nodemap(unsigned long *map, const char *mapname)

{

	int i;

	printk("%s=[ ", mapname);

	for (i=0; i<O2NM_MAX_NODES; i++)

		if (test_bit(i, map))

			printk("%d ", i);

	printk("]");

}



void dlm_print_one_mle(struct dlm_master_list_entry *mle)

{

	int i = 0, refs;

	int refs;

	char *type;

	char attached;

	u8 master;

	unsigned int namelen;

	const char *name;

	struct kref *k;

	unsigned long *maybe = mle->maybe_map,

		      *vote = mle->vote_map,

		      *resp = mle->response_map,

		      *node = mle->node_map;



	k = &mle->mle_refs;

	if (mle->type == DLM_MLE_BLOCK)
@@ -159,9 +174,18 @@ void dlm_print_one_mle(struct dlm_master_list_entry *mle) 
		name = mle->u.res->lockname.name;

	}



	mlog(ML_NOTICE, "  #%3d: %3s  %3d  %3u   %3u %c    (%d)%.*s\n",

		  i, type, refs, master, mle->new_master, attached,

		  namelen, namelen, name);

	mlog(ML_NOTICE, "%.*s: %3s refs=%3d mas=%3u new=%3u evt=%c inuse=%d ",

		  namelen, name, type, refs, master, mle->new_master, attached,

		  mle->inuse);

	dlm_print_nodemap(maybe);

	printk(", ");

	dlm_print_nodemap(vote);

	printk(", ");

	dlm_print_nodemap(resp);

	printk(", ");

	dlm_print_nodemap(node);

	printk(", ");

	printk("\n");

}



static void dlm_dump_mles(struct dlm_ctxt *dlm)
@@ -170,7 +194,6 @@ static void dlm_dump_mles(struct dlm_ctxt *dlm) 
	struct list_head *iter;

	

	mlog(ML_NOTICE, "dumping all mles for domain %s:\n", dlm->name);

	mlog(ML_NOTICE, "  ####: type refs owner new events? lockname nodemap votemap respmap maybemap\n");

	spin_lock(&dlm->master_lock);

	list_for_each(iter, &dlm->master_list) {

		mle = list_entry(iter, struct dlm_master_list_entry, list);