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Lines 81-86
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| 81 |
struct virtio_scsi_config *); |
81 |
struct virtio_scsi_config *); |
| 82 |
static int vtscsi_maximum_segments(struct vtscsi_softc *, int); |
82 |
static int vtscsi_maximum_segments(struct vtscsi_softc *, int); |
| 83 |
static int vtscsi_alloc_virtqueues(struct vtscsi_softc *); |
83 |
static int vtscsi_alloc_virtqueues(struct vtscsi_softc *); |
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84 |
static void vtscsi_check_sizes(struct vtscsi_softc *); |
| 84 |
static void vtscsi_write_device_config(struct vtscsi_softc *); |
85 |
static void vtscsi_write_device_config(struct vtscsi_softc *); |
| 85 |
static int vtscsi_reinit(struct vtscsi_softc *); |
86 |
static int vtscsi_reinit(struct vtscsi_softc *); |
| 86 |
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87 |
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Lines 311-316
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| 311 |
goto fail; |
312 |
goto fail; |
| 312 |
} |
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} |
| 313 |
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314 |
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315 |
vtscsi_check_sizes(sc); |
| 316 |
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| 314 |
error = vtscsi_init_event_vq(sc); |
317 |
error = vtscsi_init_event_vq(sc); |
| 315 |
if (error) { |
318 |
if (error) { |
| 316 |
device_printf(dev, "cannot populate the eventvq\n"); |
319 |
device_printf(dev, "cannot populate the eventvq\n"); |
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Lines 478-483
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| 478 |
} |
481 |
} |
| 479 |
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482 |
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| 480 |
static void |
483 |
static void |
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484 |
vtscsi_check_sizes(struct vtscsi_softc *sc) |
| 485 |
{ |
| 486 |
int rqsize; |
| 487 |
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| 488 |
if ((sc->vtscsi_flags & VTSCSI_FLAG_INDIRECT) == 0) { |
| 489 |
/* |
| 490 |
* Ensure the assertions in virtqueue_enqueue(), |
| 491 |
* even if the hypervisor reports a bad seg_max. |
| 492 |
*/ |
| 493 |
rqsize = virtqueue_size(sc->vtscsi_request_vq); |
| 494 |
if (sc->vtscsi_max_nsegs > rqsize) { |
| 495 |
device_printf(sc->vtscsi_dev, |
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"clamping seg_max (%d %d)\n", sc->vtscsi_max_nsegs, |
| 497 |
rqsize); |
| 498 |
sc->vtscsi_max_nsegs = rqsize; |
| 499 |
} |
| 500 |
} |
| 501 |
} |
| 502 |
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| 503 |
static void |
| 481 |
vtscsi_write_device_config(struct vtscsi_softc *sc) |
504 |
vtscsi_write_device_config(struct vtscsi_softc *sc) |
| 482 |
{ |
505 |
{ |
| 483 |
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506 |
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