diff options
| author | Warner Losh <imp@FreeBSD.org> | 2017-08-28 19:27:33 +0000 |
|---|---|---|
| committer | Warner Losh <imp@FreeBSD.org> | 2017-08-28 19:27:33 +0000 |
| commit | 9754579b019c927b6630f9479d3e979acc2626af (patch) | |
| tree | f4a99efb35be0cc086afc862e28d6218dcb508a1 /sys/cam/nvme/nvme_da.c | |
| parent | 43effc8ca8135d8619f8583c2c239d92edd77ac2 (diff) | |
| download | src-9754579b019c927b6630f9479d3e979acc2626af.tar.gz src-9754579b019c927b6630f9479d3e979acc2626af.zip | |
Add comment about where we need to place this routine, and why.
Sponsored by: Netflix
Notes
Notes:
svn path=/head/; revision=322977
Diffstat (limited to 'sys/cam/nvme/nvme_da.c')
| -rw-r--r-- | sys/cam/nvme/nvme_da.c | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/sys/cam/nvme/nvme_da.c b/sys/cam/nvme/nvme_da.c index 0602e8b6f8db..a6da18cee0ba 100644 --- a/sys/cam/nvme/nvme_da.c +++ b/sys/cam/nvme/nvme_da.c @@ -1021,6 +1021,12 @@ ndadone(struct cam_periph *periph, union ccb *done_ccb) free(bp->bio_driver2, M_NVMEDA); softc->outstanding_cmds--; + /* + * We need to call cam_iosched before we call biodone so that we + * don't measure any activity that happens in the completion + * routine, which in the case of sendfile can be quite + * extensive. + */ cam_iosched_bio_complete(softc->cam_iosched, bp, done_ccb); xpt_release_ccb(done_ccb); if (state == NDA_CCB_TRIM) { |