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Dont hang in atprq on poll_dsc command.

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This is a temporary fix until I get proper locking done.

Submitted by: iedowse@maths.tcd.ie
This commit is contained in:
Søren Schmidt 2002-09-12 13:53:33 +00:00
parent f70de49661
commit 9d54441f7f
1 changed files with 4 additions and 2 deletions
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6
sys/dev/ata/atapi-all.c
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@ -177,6 +177,7 @@ atapi_queue_cmd(struct ata_device *atadev, int8_t *ccb, caddr_t data,
request->data = data;
request->bytecount = count;
request->flags = flags;
request->error = EINPROGRESS;
request->timeout = timeout * hz;
request->ccbsize = atadev->param->packet_size ? 16 : 12;
bcopy(ccb, request->ccb, request->ccbsize);
@ -207,8 +208,9 @@ atapi_queue_cmd(struct ata_device *atadev, int8_t *ccb, caddr_t data,
return 0;
}
/* wait for request to complete */
tsleep((caddr_t)request, PRIBIO, "atprq", 0);
/* only sleep when command is in progress */
if (request->error == EINPROGRESS)
tsleep((caddr_t)request, PRIBIO, "atprq", 0);
splx(s);
error = request->error;
if (error)