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| author | Fam Zheng <famz@redhat.com> | 2018-07-10 14:31:16 +0800 |
|---|---|---|
| committer | Kevin Wolf <kwolf@redhat.com> | 2018-07-10 16:01:52 +0200 |
| commit | ecc983a507bec9d3130434702d7031bfd372ba74 (patch) | |
| tree | 734a4bd48a2f8d33110172acd2ff045e2cdcaed4 /block/io.c | |
| parent | f8a30874ca4dd6560b5827433f07877e60960946 (diff) | |
block: Add copy offloading trace points
A few trace points that can help reveal what is happening in a copy
offloading I/O path.
Signed-off-by: Fam Zheng <famz@redhat.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
Diffstat (limited to 'block/io.c')
| -rw-r--r-- | block/io.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/block/io.c b/block/io.c index 6be9c40f23..9b2aa04010 100644 --- a/block/io.c +++ b/block/io.c @@ -3019,6 +3019,8 @@ int coroutine_fn bdrv_co_copy_range_from(BdrvChild *src, uint64_t src_offset, BdrvRequestFlags read_flags, BdrvRequestFlags write_flags) { + trace_bdrv_co_copy_range_from(src, src_offset, dst, dst_offset, bytes, + read_flags, write_flags); return bdrv_co_copy_range_internal(src, src_offset, dst, dst_offset, bytes, read_flags, write_flags, true); } @@ -3033,6 +3035,8 @@ int coroutine_fn bdrv_co_copy_range_to(BdrvChild *src, uint64_t src_offset, BdrvRequestFlags read_flags, BdrvRequestFlags write_flags) { + trace_bdrv_co_copy_range_to(src, src_offset, dst, dst_offset, bytes, + read_flags, write_flags); return bdrv_co_copy_range_internal(src, src_offset, dst, dst_offset, bytes, read_flags, write_flags, false); } |