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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/file-posix.c | |
| parent | f8a30874ca4dd6560b5827433f07877e60960946 (diff) | |
| download | qemu-ecc983a507bec9d3130434702d7031bfd372ba74.zip qemu-ecc983a507bec9d3130434702d7031bfd372ba74.tar.gz qemu-ecc983a507bec9d3130434702d7031bfd372ba74.tar.bz2 | |
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/file-posix.c')
| -rw-r--r-- | block/file-posix.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/block/file-posix.c b/block/file-posix.c index 1185c7c..09f6b93 100644 --- a/block/file-posix.c +++ b/block/file-posix.c @@ -1488,6 +1488,8 @@ static ssize_t handle_aiocb_copy_range(RawPosixAIOData *aiocb) ssize_t ret = copy_file_range(aiocb->aio_fildes, &in_off, aiocb->aio_fd2, &out_off, bytes, 0); + trace_file_copy_file_range(aiocb->bs, aiocb->aio_fildes, in_off, + aiocb->aio_fd2, out_off, bytes, 0, ret); if (ret == 0) { /* No progress (e.g. when beyond EOF), let the caller fall back to * buffer I/O. */ |