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scoutfs: add packed extent and bitmap tracing

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Signed-off-by: Zach Brown <zab@versity.com>
This commit is contained in:
Zach Brown
2019-12-13 15:42:31 -08:00
committed by Zach Brown
parent 0de6cade19
commit 55fa73f407
2 changed files with 72 additions and 1 deletions
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8
kmod/src/data.c
View File

@@ -1085,6 +1085,10 @@ static int alloc_blocks(struct super_block *sb, u64 count, u64 *blkno_ret,
*blkno_ret = blkno;
*count_ret = count;
trace_scoutfs_data_alloc_blocks(sb, broot, bb->base, bb->type, bit,
blkno, count);
out:
kfree(bb);
return ret;
@@ -1113,8 +1117,10 @@ static int free_blocks(struct super_block *sb,
&broot->root, SCOUTFS_BLOCK_BITMAP_LITTLE,
blkno, count);
if (ret == 0)
if (ret == 0) {
le64_add_cpu(&broot->total_free, count);
trace_scoutfs_data_free_blocks(sb, broot, blkno, count);
}
return ret;
}

65
kmod/src/scoutfs_trace.h
View File

@@ -118,6 +118,71 @@ TRACE_EVENT(scoutfs_complete_truncate,
__entry->flags)
);
TRACE_EVENT(scoutfs_data_alloc_blocks,
TP_PROTO(struct super_block *sb, struct scoutfs_balloc_root *broot,
u64 base, u8 type, int bit, u64 blkno, u64 count),
TP_ARGS(sb, broot, base, type, bit, blkno, count),
TP_STRUCT__entry(
SCSB_TRACE_FIELDS
__field(__u64, root_blkno)
__field(__u64, root_seq)
__field(__u64, root_total_free)
__field(__u64, base)
__field(u8, type)
__field(int, bit)
__field(__u64, blkno)
__field(__u64, count)
),
TP_fast_assign(
SCSB_TRACE_ASSIGN(sb);
__entry->root_blkno = le64_to_cpu(broot->root.ref.blkno);
__entry->root_seq = le64_to_cpu(broot->root.ref.seq);
__entry->root_total_free = le64_to_cpu(broot->total_free);
__entry->base = base;
__entry->type = type;
__entry->bit = bit;
__entry->blkno = blkno;
__entry->count = count;
),
TP_printk(SCSBF" root_blkno %llu root_seq %llu root_total_free %llu base %llu type %u bit %d blkno %llu count %llu\n",
SCSB_TRACE_ARGS, __entry->root_blkno, __entry->root_seq,
__entry->root_total_free, __entry->base, __entry->type,
__entry->bit, __entry->blkno, __entry->count)
);
TRACE_EVENT(scoutfs_data_free_blocks,
TP_PROTO(struct super_block *sb, struct scoutfs_balloc_root *broot,
u64 blkno, u64 count),
TP_ARGS(sb, broot, blkno, count),
TP_STRUCT__entry(
SCSB_TRACE_FIELDS
__field(__u64, root_blkno)
__field(__u64, root_seq)
__field(__u64, root_total_free)
__field(__u64, blkno)
__field(__u64, count)
),
TP_fast_assign(
SCSB_TRACE_ASSIGN(sb);
__entry->root_blkno = le64_to_cpu(broot->root.ref.blkno);
__entry->root_seq = le64_to_cpu(broot->root.ref.seq);
__entry->root_total_free = le64_to_cpu(broot->total_free);
__entry->blkno = blkno;
__entry->count = count;
),
TP_printk(SCSBF" root_blkno %llu root_seq %llu root_total_free %llu blkno %llu count %llu\n",
SCSB_TRACE_ARGS, __entry->root_blkno, __entry->root_seq,
__entry->root_total_free, __entry->blkno, __entry->count)
);
TRACE_EVENT(scoutfs_data_fallocate,
TP_PROTO(struct super_block *sb, u64 ino, int mode, loff_t offset,
loff_t len, int ret),