diff options
| author | kib <kib@FreeBSD.org> | 2013-03-21 13:06:28 +0000 |
|---|---|---|
| committer | kib <kib@FreeBSD.org> | 2013-03-21 13:06:28 +0000 |
| commit | 0487ef2754a1634d4a11098002923f70f5b863ba (patch) | |
| tree | e713155b460f197fcda0ae6a9784ec82b6f9a6f0 /sys/dev/twa/tw_osl_cam.c | |
| parent | 128b1093e992e9e67d428b97cb5d9c7efda0fba1 (diff) | |
| download | FreeBSD-src-0487ef2754a1634d4a11098002923f70f5b863ba.zip FreeBSD-src-0487ef2754a1634d4a11098002923f70f5b863ba.tar.gz | |
Fix twa(4) after the r246713. The driver copies data around to
satisfy some alignment restrictions. Do not set TW_OSLI_REQ_FLAGS_CCB
flag for mapped data, pass the csio->data_ptr in the req->data.
Do not put the ccb pointer into req->data ever, ccb is stored in
req->orig_req already.
Submitted by: Shuichi KITAGUCHI <ki@hh.iij4u.or.jp>
PR: kern/177020
Diffstat (limited to 'sys/dev/twa/tw_osl_cam.c')
| -rw-r--r-- | sys/dev/twa/tw_osl_cam.c | 10 |
1 files changed, 7 insertions, 3 deletions
diff --git a/sys/dev/twa/tw_osl_cam.c b/sys/dev/twa/tw_osl_cam.c index 9c4de23..67fcae3 100644 --- a/sys/dev/twa/tw_osl_cam.c +++ b/sys/dev/twa/tw_osl_cam.c @@ -273,9 +273,13 @@ tw_osli_execute_scsi(struct tw_osli_req_context *req, union ccb *ccb) xpt_done(ccb); return(1); } - req->data = ccb; - req->length = csio->dxfer_len; - req->flags |= TW_OSLI_REQ_FLAGS_CCB; + if ((ccb_h->flags & CAM_DATA_MASK) == CAM_DATA_VADDR) { + if ((req->length = csio->dxfer_len) != 0) { + req->data = csio->data_ptr; + scsi_req->sgl_entries = 1; + } + } else + req->flags |= TW_OSLI_REQ_FLAGS_CCB; req->deadline = tw_osl_get_local_time() + (ccb_h->timeout / 1000); /* |
