ocfs2: Remove masklog ML_XATTR.

Remove mlog(0) from fs/ocfs2/xattr.c and the masklog ML_XATTR.

Signed-off-by: Tao Ma <boyu.mt@taobao.com>

4 files changed, 239 insertions, 80 deletions

diff --git a/fs/ocfs2/cluster/masklog.c b/fs/ocfs2/cluster/masklog.c
index ffc0de62a031..ef140ab7dcf8 100644
--- a/fs/ocfs2/cluster/masklog.c
+++ b/fs/ocfs2/cluster/masklog.c
@@ -102,7 +102,6 @@ static struct mlog_attribute mlog_attrs[MLOG_MAX_BITS] = {
         define_mask(CONN),
         define_mask(QUORUM),
         define_mask(EXPORT),
-        define_mask(XATTR),
         define_mask(QUOTA),
         define_mask(BASTS),
         define_mask(RESERVATIONS),
diff --git a/fs/ocfs2/cluster/masklog.h b/fs/ocfs2/cluster/masklog.h
index 98d4af95c8fe..f574b167e8dc 100644
--- a/fs/ocfs2/cluster/masklog.h
+++ b/fs/ocfs2/cluster/masklog.h
@@ -104,7 +104,6 @@
 #define ML_CONN         0x0000000004000000ULL /* net connection management */
 #define ML_QUORUM       0x0000000008000000ULL /* net connection quorum */
 #define ML_EXPORT       0x0000000010000000ULL /* ocfs2 export operations */
-#define ML_XATTR        0x0000000020000000ULL /* ocfs2 extended attributes */
 #define ML_QUOTA        0x0000000040000000ULL /* ocfs2 quota operations */
 #define ML_BASTS        0x0000000100000000ULL /* dlmglue asts and basts */
 #define ML_RESERVATIONS 0x0000000200000000ULL /* ocfs2 alloc reservations */
diff --git a/fs/ocfs2/ocfs2_trace.h b/fs/ocfs2/ocfs2_trace.h
index 75900635109b..0fc2840d6fb1 100644
--- a/fs/ocfs2/ocfs2_trace.h
+++ b/fs/ocfs2/ocfs2_trace.h
@@ -74,6 +74,23 @@ DEFINE_EVENT(ocfs2__pointer, name,	\
         TP_PROTO(void *pointer),        \
         TP_ARGS(pointer))
 
+DECLARE_EVENT_CLASS(ocfs2__string,
+        TP_PROTO(const char *name),
+        TP_ARGS(name),
+        TP_STRUCT__entry(
+                __string(name,name)
+        ),
+        TP_fast_assign(
+                __assign_str(name, name);
+        ),
+        TP_printk("%s", __get_str(name))
+);
+
+#define DEFINE_OCFS2_STRING_EVENT(name) \
+DEFINE_EVENT(ocfs2__string, name,       \
+        TP_PROTO(const char *name),     \
+        TP_ARGS(name))
+
 DECLARE_EVENT_CLASS(ocfs2__int_int,
         TP_PROTO(int value1, int value2),
         TP_ARGS(value1, value2),
@@ -317,6 +334,33 @@ DEFINE_EVENT(ocfs2__ull_uint_uint_uint, name,	\
                  unsigned int value2, unsigned int value3),     \
         TP_ARGS(ull, value1, value2, value3))
 
+DECLARE_EVENT_CLASS(ocfs2__ull_ull_uint_uint,
+        TP_PROTO(unsigned long long value1, unsigned long long value2,
+                 unsigned int value3, unsigned int value4),
+        TP_ARGS(value1, value2, value3, value4),
+        TP_STRUCT__entry(
+                __field(unsigned long long, value1)
+                __field(unsigned long long, value2)
+                __field(unsigned int, value3)
+                __field(unsigned int, value4)
+        ),
+        TP_fast_assign(
+                __entry->value1 = value1;
+                __entry->value2 = value2;
+                __entry->value3 = value3;
+                __entry->value4 = value4;
+        ),
+        TP_printk("%llu %llu %u %u",
+                  __entry->value1, __entry->value2,
+                  __entry->value3, __entry->value4)
+);
+
+#define DEFINE_OCFS2_ULL_ULL_UINT_UINT_EVENT(name)      \
+DEFINE_EVENT(ocfs2__ull_ull_uint_uint, name,    \
+        TP_PROTO(unsigned long long ull, unsigned long long ull1,       \
+                 unsigned int value2, unsigned int value3),     \
+        TP_ARGS(ull, ull1, value2, value3))
+
 /* Trace events for fs/ocfs2/alloc.c. */
 DECLARE_EVENT_CLASS(ocfs2__btree_ops,
         TP_PROTO(unsigned long long owner,\
@@ -1645,6 +1689,126 @@ TRACE_EVENT(ocfs2_initialize_super,
 );
 
 /* End of trace events for fs/ocfs2/super.c. */
+
+/* Trace events for fs/ocfs2/xattr.c. */
+
+DEFINE_OCFS2_ULL_EVENT(ocfs2_validate_xattr_block);
+
+DEFINE_OCFS2_UINT_EVENT(ocfs2_xattr_extend_allocation);
+
+TRACE_EVENT(ocfs2_init_xattr_set_ctxt,
+        TP_PROTO(const char *name, int meta, int clusters, int credits),
+        TP_ARGS(name, meta, clusters, credits),
+        TP_STRUCT__entry(
+                __string(name, name)
+                __field(int, meta)
+                __field(int, clusters)
+                __field(int, credits)
+        ),
+        TP_fast_assign(
+                __assign_str(name, name);
+                __entry->meta = meta;
+                __entry->clusters = clusters;
+                __entry->credits = credits;
+        ),
+        TP_printk("%s %d %d %d", __get_str(name), __entry->meta,
+                  __entry->clusters, __entry->credits)
+);
+
+DECLARE_EVENT_CLASS(ocfs2__xattr_find,
+        TP_PROTO(unsigned long long ino, const char *name, int name_index,
+                 unsigned int hash, unsigned long long location,
+                 int xe_index),
+        TP_ARGS(ino, name, name_index, hash, location, xe_index),
+        TP_STRUCT__entry(
+                __field(unsigned long long, ino)
+                __string(name, name)
+                __field(int, name_index)
+                __field(unsigned int, hash)
+                __field(unsigned long long, location)
+                __field(int, xe_index)
+        ),
+        TP_fast_assign(
+                __entry->ino = ino;
+                __assign_str(name, name);
+                __entry->name_index = name_index;
+                __entry->hash = hash;
+                __entry->location = location;
+                __entry->xe_index = xe_index;
+        ),
+        TP_printk("%llu %s %d %u %llu %d", __entry->ino, __get_str(name),
+                  __entry->name_index, __entry->hash, __entry->location,
+                  __entry->xe_index)
+);
+
+#define DEFINE_OCFS2_XATTR_FIND_EVENT(name)                                     \
+DEFINE_EVENT(ocfs2__xattr_find, name,                                   \
+TP_PROTO(unsigned long long ino, const char *name, int name_index,      \
+         unsigned int hash, unsigned long long bucket,                  \
+         int xe_index),                                                 \
+        TP_ARGS(ino, name, name_index, hash, bucket, xe_index))
+
+DEFINE_OCFS2_XATTR_FIND_EVENT(ocfs2_xattr_bucket_find);
+
+DEFINE_OCFS2_XATTR_FIND_EVENT(ocfs2_xattr_index_block_find);
+
+DEFINE_OCFS2_XATTR_FIND_EVENT(ocfs2_xattr_index_block_find_rec);
+
+DEFINE_OCFS2_ULL_ULL_UINT_EVENT(ocfs2_iterate_xattr_buckets);
+
+DEFINE_OCFS2_ULL_UINT_EVENT(ocfs2_iterate_xattr_bucket);
+
+DEFINE_OCFS2_ULL_ULL_EVENT(ocfs2_cp_xattr_block_to_bucket_begin);
+
+DEFINE_OCFS2_UINT_UINT_UINT_EVENT(ocfs2_cp_xattr_block_to_bucket_end);
+
+DEFINE_OCFS2_ULL_EVENT(ocfs2_xattr_create_index_block_begin);
+
+DEFINE_OCFS2_ULL_EVENT(ocfs2_xattr_create_index_block);
+
+DEFINE_OCFS2_ULL_UINT_UINT_UINT_EVENT(ocfs2_defrag_xattr_bucket);
+
+DEFINE_OCFS2_ULL_ULL_EVENT(ocfs2_mv_xattr_bucket_cross_cluster);
+
+DEFINE_OCFS2_ULL_ULL_EVENT(ocfs2_divide_xattr_bucket_begin);
+
+DEFINE_OCFS2_UINT_UINT_UINT_EVENT(ocfs2_divide_xattr_bucket_move);
+
+DEFINE_OCFS2_ULL_ULL_UINT_EVENT(ocfs2_cp_xattr_bucket);
+
+DEFINE_OCFS2_ULL_ULL_EVENT(ocfs2_mv_xattr_buckets);
+
+DEFINE_OCFS2_ULL_ULL_UINT_EVENT(ocfs2_adjust_xattr_cross_cluster);
+
+DEFINE_OCFS2_ULL_ULL_UINT_UINT_EVENT(ocfs2_add_new_xattr_cluster_begin);
+
+DEFINE_OCFS2_ULL_UINT_EVENT(ocfs2_add_new_xattr_cluster);
+
+DEFINE_OCFS2_ULL_UINT_UINT_EVENT(ocfs2_add_new_xattr_cluster_insert);
+
+DEFINE_OCFS2_ULL_ULL_UINT_UINT_EVENT(ocfs2_extend_xattr_bucket);
+
+DEFINE_OCFS2_ULL_EVENT(ocfs2_add_new_xattr_bucket);
+
+DEFINE_OCFS2_ULL_UINT_UINT_EVENT(ocfs2_xattr_bucket_value_truncate);
+
+DEFINE_OCFS2_ULL_ULL_UINT_UINT_EVENT(ocfs2_rm_xattr_cluster);
+
+DEFINE_OCFS2_ULL_UINT_EVENT(ocfs2_reflink_xattr_header);
+
+DEFINE_OCFS2_ULL_INT_EVENT(ocfs2_create_empty_xattr_block);
+
+DEFINE_OCFS2_STRING_EVENT(ocfs2_xattr_set_entry_bucket);
+
+DEFINE_OCFS2_STRING_EVENT(ocfs2_xattr_set_entry_index_block);
+
+DEFINE_OCFS2_ULL_UINT_EVENT(ocfs2_xattr_bucket_value_refcount);
+
+DEFINE_OCFS2_ULL_UINT_UINT_EVENT(ocfs2_reflink_xattr_buckets);
+
+DEFINE_OCFS2_ULL_UINT_EVENT(ocfs2_reflink_xattr_rec);
+
+/* End of trace events for fs/ocfs2/xattr.c. */
 #endif /* _TRACE_OCFS2_H */
 
 /* This part must be outside protection */
diff --git a/fs/ocfs2/xattr.c b/fs/ocfs2/xattr.c
index d57c7942e4de..52e3dadd3642 100644
--- a/fs/ocfs2/xattr.c
+++ b/fs/ocfs2/xattr.c
@@ -37,7 +37,6 @@
 #include <linux/string.h>
 #include <linux/security.h>
 
-#define MLOG_MASK_PREFIX ML_XATTR
 #include <cluster/masklog.h>
 
 #include "ocfs2.h"
@@ -57,6 +56,7 @@
 #include "xattr.h"
 #include "refcounttree.h"
 #include "acl.h"
+#include "ocfs2_trace.h"
 
 struct ocfs2_xattr_def_value_root {
         struct ocfs2_xattr_value_root   xv;
@@ -474,8 +474,7 @@ static int ocfs2_validate_xattr_block(struct super_block *sb,
         struct ocfs2_xattr_block *xb =
                 (struct ocfs2_xattr_block *)bh->b_data;
 
-        mlog(0, "Validating xattr block %llu\n",
-             (unsigned long long)bh->b_blocknr);
+        trace_ocfs2_validate_xattr_block((unsigned long long)bh->b_blocknr);
 
         BUG_ON(!buffer_uptodate(bh));
 
@@ -715,11 +714,11 @@ static int ocfs2_xattr_extend_allocation(struct inode *inode,
         u32 prev_clusters, logical_start = le32_to_cpu(vb->vb_xv->xr_clusters);
         struct ocfs2_extent_tree et;
 
-        mlog(0, "(clusters_to_add for xattr= %u)\n", clusters_to_add);
-
         ocfs2_init_xattr_value_extent_tree(&et, INODE_CACHE(inode), vb);
 
         while (clusters_to_add) {
+                trace_ocfs2_xattr_extend_allocation(clusters_to_add);
+
                 status = vb->vb_access(handle, INODE_CACHE(inode), vb->vb_bh,
                                        OCFS2_JOURNAL_ACCESS_WRITE);
                 if (status < 0) {
@@ -754,8 +753,6 @@ static int ocfs2_xattr_extend_allocation(struct inode *inode,
                          */
                         BUG_ON(why == RESTART_META);
 
-                        mlog(0, "restarting xattr value extension for %u"
-                             " clusters,.\n", clusters_to_add);
                         credits = ocfs2_calc_extend_credits(inode->i_sb,
                                                             &vb->vb_xv->xr_list,
                                                             clusters_to_add);
@@ -3246,8 +3243,8 @@ static int ocfs2_init_xattr_set_ctxt(struct inode *inode,
         }
 
         meta_add += extra_meta;
-        mlog(0, "Set xattr %s, reserve meta blocks = %d, clusters = %d, "
-             "credits = %d\n", xi->xi_name, meta_add, clusters_add, *credits);
+        trace_ocfs2_init_xattr_set_ctxt(xi->xi_name, meta_add,
+                                        clusters_add, *credits);
 
         if (meta_add) {
                 ret = ocfs2_reserve_new_metadata_blocks(osb, meta_add,
@@ -3887,8 +3884,10 @@ static int ocfs2_xattr_bucket_find(struct inode *inode,
 
         if (found) {
                 xs->here = &xs->header->xh_entries[index];
-                mlog(0, "find xattr %s in bucket %llu, entry = %u\n", name,
-                     (unsigned long long)bucket_blkno(xs->bucket), index);
+                trace_ocfs2_xattr_bucket_find(OCFS2_I(inode)->ip_blkno,
+                        name, name_index, name_hash,
+                        (unsigned long long)bucket_blkno(xs->bucket),
+                        index);
         } else
                 ret = -ENODATA;
 
@@ -3915,8 +3914,10 @@ static int ocfs2_xattr_index_block_find(struct inode *inode,
         if (le16_to_cpu(el->l_next_free_rec) == 0)
                 return -ENODATA;
 
-        mlog(0, "find xattr %s, hash = %u, index = %d in xattr tree\n",
-             name, name_hash, name_index);
+        trace_ocfs2_xattr_index_block_find(OCFS2_I(inode)->ip_blkno,
+                                        name, name_index, name_hash,
+                                        (unsigned long long)root_bh->b_blocknr,
+                                        -1);
 
         ret = ocfs2_xattr_get_rec(inode, name_hash, &p_blkno, &first_hash,
                                   &num_clusters, el);
@@ -3927,9 +3928,10 @@ static int ocfs2_xattr_index_block_find(struct inode *inode,
 
         BUG_ON(p_blkno == 0 || num_clusters == 0 || first_hash > name_hash);
 
-        mlog(0, "find xattr extent rec %u clusters from %llu, the first hash "
-             "in the rec is %u\n", num_clusters, (unsigned long long)p_blkno,
-             first_hash);
+        trace_ocfs2_xattr_index_block_find_rec(OCFS2_I(inode)->ip_blkno,
+                                        name, name_index, first_hash,
+                                        (unsigned long long)p_blkno,
+                                        num_clusters);
 
         ret = ocfs2_xattr_bucket_find(inode, name_index, name, name_hash,
                                       p_blkno, first_hash, num_clusters, xs);
@@ -3955,8 +3957,9 @@ static int ocfs2_iterate_xattr_buckets(struct inode *inode,
                 return -ENOMEM;
         }
 
-        mlog(0, "iterating xattr buckets in %u clusters starting from %llu\n",
-             clusters, (unsigned long long)blkno);
+        trace_ocfs2_iterate_xattr_buckets(
+                (unsigned long long)OCFS2_I(inode)->ip_blkno,
+                (unsigned long long)blkno, clusters);
 
         for (i = 0; i < num_buckets; i++, blkno += bucket->bu_blocks) {
                 ret = ocfs2_read_xattr_bucket(bucket, blkno);
@@ -3972,8 +3975,7 @@ static int ocfs2_iterate_xattr_buckets(struct inode *inode,
                 if (i == 0)
                         num_buckets = le16_to_cpu(bucket_xh(bucket)->xh_num_buckets);
 
-                mlog(0, "iterating xattr bucket %llu, first hash %u\n",
-                     (unsigned long long)blkno,
+                trace_ocfs2_iterate_xattr_bucket((unsigned long long)blkno,
                      le32_to_cpu(bucket_xh(bucket)->xh_entries[0].xe_name_hash));
                 if (func) {
                         ret = func(inode, bucket, para);
@@ -4173,9 +4175,9 @@ static void ocfs2_cp_xattr_block_to_bucket(struct inode *inode,
         char *src = xb_bh->b_data;
         char *target = bucket_block(bucket, blks - 1);
 
-        mlog(0, "cp xattr from block %llu to bucket %llu\n",
-             (unsigned long long)xb_bh->b_blocknr,
-             (unsigned long long)bucket_blkno(bucket));
+        trace_ocfs2_cp_xattr_block_to_bucket_begin(
+                                (unsigned long long)xb_bh->b_blocknr,
+                                (unsigned long long)bucket_blkno(bucket));
 
         for (i = 0; i < blks; i++)
                 memset(bucket_block(bucket, i), 0, blocksize);
@@ -4211,8 +4213,7 @@ static void ocfs2_cp_xattr_block_to_bucket(struct inode *inode,
         for (i = 0; i < count; i++)
                 le16_add_cpu(&xh->xh_entries[i].xe_name_offset, off_change);
 
-        mlog(0, "copy entry: start = %u, size = %u, offset_change = %u\n",
-             offset, size, off_change);
+        trace_ocfs2_cp_xattr_block_to_bucket_end(offset, size, off_change);
 
         sort(target + offset, count, sizeof(struct ocfs2_xattr_entry),
              cmp_xe, swap_xe);
@@ -4261,8 +4262,8 @@ static int ocfs2_xattr_create_index_block(struct inode *inode,
         struct ocfs2_xattr_tree_root *xr;
         u16 xb_flags = le16_to_cpu(xb->xb_flags);
 
-        mlog(0, "create xattr index block for %llu\n",
-             (unsigned long long)xb_bh->b_blocknr);
+        trace_ocfs2_xattr_create_index_block_begin(
+                                (unsigned long long)xb_bh->b_blocknr);
 
         BUG_ON(xb_flags & OCFS2_XATTR_INDEXED);
         BUG_ON(!xs->bucket);
@@ -4295,8 +4296,7 @@ static int ocfs2_xattr_create_index_block(struct inode *inode,
          */
         blkno = ocfs2_clusters_to_blocks(inode->i_sb, bit_off);
 
-        mlog(0, "allocate 1 cluster from %llu to xattr block\n",
-             (unsigned long long)blkno);
+        trace_ocfs2_xattr_create_index_block((unsigned long long)blkno);
 
         ret = ocfs2_init_xattr_bucket(xs->bucket, blkno);
         if (ret) {
@@ -4400,8 +4400,7 @@ static int ocfs2_defrag_xattr_bucket(struct inode *inode,
         entries = (char *)xh->xh_entries;
         xh_free_start = le16_to_cpu(xh->xh_free_start);
 
-        mlog(0, "adjust xattr bucket in %llu, count = %u, "
-             "xh_free_start = %u, xh_name_value_len = %u.\n",
+        trace_ocfs2_defrag_xattr_bucket(
              (unsigned long long)blkno, le16_to_cpu(xh->xh_count),
              xh_free_start, le16_to_cpu(xh->xh_name_value_len));
 
@@ -4503,8 +4502,9 @@ static int ocfs2_mv_xattr_bucket_cross_cluster(struct inode *inode,
         BUG_ON(le16_to_cpu(bucket_xh(first)->xh_num_buckets) < num_buckets);
         BUG_ON(OCFS2_XATTR_BUCKET_SIZE == OCFS2_SB(sb)->s_clustersize);
 
-        mlog(0, "move half of xattrs in cluster %llu to %llu\n",
-             (unsigned long long)last_cluster_blkno, (unsigned long long)new_blkno);
+        trace_ocfs2_mv_xattr_bucket_cross_cluster(
+                                (unsigned long long)last_cluster_blkno,
+                                (unsigned long long)new_blkno);
 
         ret = ocfs2_mv_xattr_buckets(inode, handle, bucket_blkno(first),
                                      last_cluster_blkno, new_blkno,
@@ -4614,8 +4614,8 @@ static int ocfs2_divide_xattr_bucket(struct inode *inode,
         struct ocfs2_xattr_entry *xe;
         int blocksize = inode->i_sb->s_blocksize;
 
-        mlog(0, "move some of xattrs from bucket %llu to %llu\n",
-             (unsigned long long)blk, (unsigned long long)new_blk);
+        trace_ocfs2_divide_xattr_bucket_begin((unsigned long long)blk,
+                                              (unsigned long long)new_blk);
 
         s_bucket = ocfs2_xattr_bucket_new(inode);
         t_bucket = ocfs2_xattr_bucket_new(inode);
@@ -4714,9 +4714,9 @@ static int ocfs2_divide_xattr_bucket(struct inode *inode,
          */
         xe = &xh->xh_entries[start];
         len = sizeof(struct ocfs2_xattr_entry) * (count - start);
-        mlog(0, "mv xattr entry len %d from %d to %d\n", len,
-             (int)((char *)xe - (char *)xh),
-             (int)((char *)xh->xh_entries - (char *)xh));
+        trace_ocfs2_divide_xattr_bucket_move(len,
+                        (int)((char *)xe - (char *)xh),
+                        (int)((char *)xh->xh_entries - (char *)xh));
         memmove((char *)xh->xh_entries, (char *)xe, len);
         xe = &xh->xh_entries[count - start];
         len = sizeof(struct ocfs2_xattr_entry) * start;
@@ -4788,9 +4788,9 @@ static int ocfs2_cp_xattr_bucket(struct inode *inode,
 
         BUG_ON(s_blkno == t_blkno);
 
-        mlog(0, "cp bucket %llu to %llu, target is %d\n",
-             (unsigned long long)s_blkno, (unsigned long long)t_blkno,
-             t_is_new);
+        trace_ocfs2_cp_xattr_bucket((unsigned long long)s_blkno,
+                                    (unsigned long long)t_blkno,
+                                    t_is_new);
 
         s_bucket = ocfs2_xattr_bucket_new(inode);
         t_bucket = ocfs2_xattr_bucket_new(inode);
@@ -4862,8 +4862,8 @@ static int ocfs2_mv_xattr_buckets(struct inode *inode, handle_t *handle,
         int num_buckets = ocfs2_xattr_buckets_per_cluster(osb);
         struct ocfs2_xattr_bucket *old_first, *new_first;
 
-        mlog(0, "mv xattrs from cluster %llu to %llu\n",
-             (unsigned long long)last_blk, (unsigned long long)to_blk);
+        trace_ocfs2_mv_xattr_buckets((unsigned long long)last_blk,
+                                     (unsigned long long)to_blk);
 
         BUG_ON(start_bucket >= num_buckets);
         if (start_bucket) {
@@ -5013,9 +5013,9 @@ static int ocfs2_adjust_xattr_cross_cluster(struct inode *inode,
 {
         int ret;
 
-        mlog(0, "adjust xattrs from cluster %llu len %u to %llu\n",
-             (unsigned long long)bucket_blkno(first), prev_clusters,
-             (unsigned long long)new_blk);
+        trace_ocfs2_adjust_xattr_cross_cluster(
+                        (unsigned long long)bucket_blkno(first),
+                        (unsigned long long)new_blk, prev_clusters);
 
         if (ocfs2_xattr_buckets_per_cluster(OCFS2_SB(inode->i_sb)) > 1) {
                 ret = ocfs2_mv_xattr_bucket_cross_cluster(inode,
@@ -5088,10 +5088,10 @@ static int ocfs2_add_new_xattr_cluster(struct inode *inode,
         struct ocfs2_super *osb = OCFS2_SB(inode->i_sb);
         struct ocfs2_extent_tree et;
 
-        mlog(0, "Add new xattr cluster for %llu, previous xattr hash = %u, "
-             "previous xattr blkno = %llu\n",
-             (unsigned long long)OCFS2_I(inode)->ip_blkno,
-             prev_cpos, (unsigned long long)bucket_blkno(first));
+        trace_ocfs2_add_new_xattr_cluster_begin(
+                (unsigned long long)OCFS2_I(inode)->ip_blkno,
+                (unsigned long long)bucket_blkno(first),
+                prev_cpos, prev_clusters);
 
         ocfs2_init_xattr_tree_extent_tree(&et, INODE_CACHE(inode), root_bh);
 
@@ -5113,8 +5113,7 @@ static int ocfs2_add_new_xattr_cluster(struct inode *inode,
         BUG_ON(num_bits > clusters_to_add);
 
         block = ocfs2_clusters_to_blocks(osb->sb, bit_off);
-        mlog(0, "Allocating %u clusters at block %u for xattr in inode %llu\n",
-             num_bits, bit_off, (unsigned long long)OCFS2_I(inode)->ip_blkno);
+        trace_ocfs2_add_new_xattr_cluster((unsigned long long)block, num_bits);
 
         if (bucket_blkno(first) + (prev_clusters * bpc) == block &&
             (prev_clusters + num_bits) << osb->s_clustersize_bits <=
@@ -5130,8 +5129,6 @@ static int ocfs2_add_new_xattr_cluster(struct inode *inode,
                  */
                 v_start = prev_cpos + prev_clusters;
                 *num_clusters = prev_clusters + num_bits;
-                mlog(0, "Add contiguous %u clusters to previous extent rec.\n",
-                     num_bits);
         } else {
                 ret = ocfs2_adjust_xattr_cross_cluster(inode,
                                                        handle,
@@ -5147,8 +5144,8 @@ static int ocfs2_add_new_xattr_cluster(struct inode *inode,
                 }
         }
 
-        mlog(0, "Insert %u clusters at block %llu for xattr at %u\n",
-             num_bits, (unsigned long long)block, v_start);
+        trace_ocfs2_add_new_xattr_cluster_insert((unsigned long long)block,
+                                                 v_start, num_bits);
         ret = ocfs2_insert_extent(handle, &et, v_start, block,
                                   num_bits, 0, ctxt->meta_ac);
         if (ret < 0) {
@@ -5183,9 +5180,9 @@ static int ocfs2_extend_xattr_bucket(struct inode *inode,
         u64 end_blk;
         u16 new_bucket = le16_to_cpu(bucket_xh(first)->xh_num_buckets);
 
-        mlog(0, "extend xattr bucket in %llu, xattr extend rec starting "
-             "from %llu, len = %u\n", (unsigned long long)target_blk,
-             (unsigned long long)bucket_blkno(first), num_clusters);
+        trace_ocfs2_extend_xattr_bucket((unsigned long long)target_blk,
+                                        (unsigned long long)bucket_blkno(first),
+                                        num_clusters, new_bucket);
 
         /* The extent must have room for an additional bucket */
         BUG_ON(new_bucket >=
@@ -5265,8 +5262,8 @@ static int ocfs2_add_new_xattr_bucket(struct inode *inode,
         /* The bucket at the front of the extent */
         struct ocfs2_xattr_bucket *first;
 
-        mlog(0, "Add new xattr bucket starting from %llu\n",
-             (unsigned long long)bucket_blkno(target));
+        trace_ocfs2_add_new_xattr_bucket(
+                                (unsigned long long)bucket_blkno(target));
 
         /* The first bucket of the original extent */
         first = ocfs2_xattr_bucket_new(inode);
@@ -5382,8 +5379,8 @@ static int ocfs2_xattr_bucket_value_truncate(struct inode *inode,
          * modified something.  We have to assume they did, and dirty
          * the whole bucket.  This leaves us in a consistent state.
          */
-        mlog(0, "truncate %u in xattr bucket %llu to %d bytes.\n",
-             xe_off, (unsigned long long)bucket_blkno(bucket), len);
+        trace_ocfs2_xattr_bucket_value_truncate(
+                        (unsigned long long)bucket_blkno(bucket), xe_off, len);
         ret = ocfs2_xattr_value_truncate(inode, &vb, len, ctxt);
         if (ret) {
                 mlog_errno(ret);
@@ -5433,8 +5430,9 @@ static int ocfs2_rm_xattr_cluster(struct inode *inode,
 
         ocfs2_init_dealloc_ctxt(&dealloc);
 
-        mlog(0, "rm xattr extent rec at %u len = %u, start from %llu\n",
-             cpos, len, (unsigned long long)blkno);
+        trace_ocfs2_rm_xattr_cluster(
+                        (unsigned long long)OCFS2_I(inode)->ip_blkno,
+                        (unsigned long long)blkno, cpos, len);
 
         ocfs2_remove_xattr_clusters_from_cache(INODE_CACHE(inode), blkno,
                                                len);
@@ -5538,7 +5536,7 @@ static int ocfs2_xattr_set_entry_bucket(struct inode *inode,
         int ret;
         struct ocfs2_xa_loc loc;
 
-        mlog(0, "Set xattr %s in xattr bucket\n", xi->xi_name);
+        trace_ocfs2_xattr_set_entry_bucket(xi->xi_name);
 
         ocfs2_init_xattr_bucket_xa_loc(&loc, xs->bucket,
                                        xs->not_found ? NULL : xs->here);
@@ -5580,7 +5578,7 @@ static int ocfs2_xattr_set_entry_index_block(struct inode *inode,
 {
         int ret;
 
-        mlog(0, "Set xattr %s in xattr index block\n", xi->xi_name);
+        trace_ocfs2_xattr_set_entry_index_block(xi->xi_name);
 
         ret = ocfs2_xattr_set_entry_bucket(inode, xi, xs, ctxt);
         if (!ret)
@@ -6039,9 +6037,9 @@ static int ocfs2_xattr_bucket_value_refcount(struct inode *inode,
         if (ocfs2_meta_ecc(OCFS2_SB(inode->i_sb)))
                 p = &refcount;
 
-        mlog(0, "refcount bucket %llu, count = %u\n",
-             (unsigned long long)bucket_blkno(bucket),
-             le16_to_cpu(xh->xh_count));
+        trace_ocfs2_xattr_bucket_value_refcount(
+                                (unsigned long long)bucket_blkno(bucket),
+                                le16_to_cpu(xh->xh_count));
         for (i = 0; i < le16_to_cpu(xh->xh_count); i++) {
                 xe = &xh->xh_entries[i];
 
@@ -6337,8 +6335,8 @@ static int ocfs2_reflink_xattr_header(handle_t *handle,
         u32 clusters, cpos, p_cluster, num_clusters;
         unsigned int ext_flags = 0;
 
-        mlog(0, "reflink xattr in container %llu, count = %u\n",
-             (unsigned long long)old_bh->b_blocknr, le16_to_cpu(xh->xh_count));
+        trace_ocfs2_reflink_xattr_header((unsigned long long)old_bh->b_blocknr,
+                                         le16_to_cpu(xh->xh_count));
 
         last = &new_xh->xh_entries[le16_to_cpu(new_xh->xh_count)];
         for (i = 0, j = 0; i < le16_to_cpu(xh->xh_count); i++, j++) {
@@ -6538,8 +6536,8 @@ static int ocfs2_create_empty_xattr_block(struct inode *inode,
                 goto out;
         }
 
-        mlog(0, "create new xattr block for inode %llu, index = %d\n",
-             (unsigned long long)fe_bh->b_blocknr, indexed);
+        trace_ocfs2_create_empty_xattr_block(
+                                (unsigned long long)fe_bh->b_blocknr, indexed);
         ret = ocfs2_create_xattr_block(inode, fe_bh, &ctxt, indexed,
                                        ret_bh);
         if (ret)
@@ -6950,8 +6948,8 @@ static int ocfs2_reflink_xattr_buckets(handle_t *handle,
                 if (ret)
                         mlog_errno(ret);
 
-                mlog(0, "insert new xattr extent rec start %llu len %u to %u\n",
-                     (unsigned long long)new_blkno, num_clusters, reflink_cpos);
+                trace_ocfs2_reflink_xattr_buckets((unsigned long long)new_blkno,
+                                                  num_clusters, reflink_cpos);
 
                 len -= num_clusters;
                 blkno += ocfs2_clusters_to_blocks(inode->i_sb, num_clusters);
@@ -6980,8 +6978,7 @@ static int ocfs2_reflink_xattr_rec(struct inode *inode,
         struct ocfs2_alloc_context *data_ac = NULL;
         struct ocfs2_extent_tree et;
 
-        mlog(0, "reflink xattr buckets %llu len %u\n",
-             (unsigned long long)blkno, len);
+        trace_ocfs2_reflink_xattr_rec((unsigned long long)blkno, len);
 
         ocfs2_init_xattr_tree_extent_tree(&et,
                                           INODE_CACHE(args->reflink->new_inode),