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-rw-r--r--fs/ocfs2/alloc.c7
-rw-r--r--fs/ocfs2/ocfs2_trace.h25
2 files changed, 32 insertions, 0 deletions
diff --git a/fs/ocfs2/alloc.c b/fs/ocfs2/alloc.c
index ae3ea783dad7..ed553c60de82 100644
--- a/fs/ocfs2/alloc.c
+++ b/fs/ocfs2/alloc.c
@@ -7196,6 +7196,8 @@ static int ocfs2_trim_extent(struct super_block *sb,
discard = le64_to_cpu(gd->bg_blkno) +
ocfs2_clusters_to_blocks(sb, start);
+ trace_ocfs2_trim_extent(sb, (unsigned long long)discard, bcount);
+
return sb_issue_discard(sb, discard, bcount, GFP_NOFS, 0);
}
@@ -7209,6 +7211,9 @@ static int ocfs2_trim_group(struct super_block *sb,
if (le16_to_cpu(gd->bg_free_bits_count) < minbits)
return 0;
+ trace_ocfs2_trim_group((unsigned long long)le64_to_cpu(gd->bg_blkno),
+ start, max, minbits);
+
while (start < max) {
start = ocfs2_find_next_zero_bit(bitmap, max, start);
if (start >= max)
@@ -7292,6 +7297,8 @@ int ocfs2_trim_fs(struct super_block *sb, struct fstrim_range *range)
if (start + len > le32_to_cpu(main_bm->i_clusters))
len = le32_to_cpu(main_bm->i_clusters) - start;
+ trace_ocfs2_trim_fs(start, len, minlen);
+
/* Determine first and last group to examine based on start and len */
first_group = ocfs2_which_cluster_group(main_bm_inode, start);
if (first_group == osb->first_cluster_group_blkno)
diff --git a/fs/ocfs2/ocfs2_trace.h b/fs/ocfs2/ocfs2_trace.h
index a1dae5bb54ac..3b481f490633 100644
--- a/fs/ocfs2/ocfs2_trace.h
+++ b/fs/ocfs2/ocfs2_trace.h
@@ -688,6 +688,31 @@ TRACE_EVENT(ocfs2_cache_block_dealloc,
__entry->blkno, __entry->bit)
);
+TRACE_EVENT(ocfs2_trim_extent,
+ TP_PROTO(struct super_block *sb, unsigned long long blk,
+ unsigned long long count),
+ TP_ARGS(sb, blk, count),
+ TP_STRUCT__entry(
+ __field(int, dev_major)
+ __field(int, dev_minor)
+ __field(unsigned long long, blk)
+ __field(__u64, count)
+ ),
+ TP_fast_assign(
+ __entry->dev_major = MAJOR(sb->s_dev);
+ __entry->dev_minor = MINOR(sb->s_dev);
+ __entry->blk = blk;
+ __entry->count = count;
+ ),
+ TP_printk("%d %d %llu %llu",
+ __entry->dev_major, __entry->dev_minor,
+ __entry->blk, __entry->count)
+);
+
+DEFINE_OCFS2_ULL_UINT_UINT_UINT_EVENT(ocfs2_trim_group);
+
+DEFINE_OCFS2_ULL_ULL_ULL_EVENT(ocfs2_trim_fs);
+
/* End of trace events for fs/ocfs2/alloc.c. */
/* Trace events for fs/ocfs2/localalloc.c. */