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NVD(4): Fix logical block count calculation

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Close #4164.
This commit is contained in:
Sebastian Huber 2020-10-19 16:05:50 +02:00
parent 9f196b281c
commit 9fa7bcf55a
1 changed files with 5 additions and 4 deletions
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9
rtemsbsd/sys/dev/nvd/nvd.c
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@ -165,10 +165,9 @@ nvd_completion(void *arg, const struct nvme_completion *status)
static int static int
nvd_request(struct nvd_disk *ndisk, rtems_blkdev_request *req, nvd_request(struct nvd_disk *ndisk, rtems_blkdev_request *req,
uint32_t media_blocks_per_block) uint32_t media_block_size)
{ {
uint32_t i; uint32_t i;
uint32_t lb_count;
uint32_t bufnum; uint32_t bufnum;
BSD_ASSERT(req->req == RTEMS_BLKDEV_REQ_READ || BSD_ASSERT(req->req == RTEMS_BLKDEV_REQ_READ ||
@ -179,13 +178,15 @@ nvd_request(struct nvd_disk *ndisk, rtems_blkdev_request *req,
req->status = RTEMS_SUCCESSFUL; req->status = RTEMS_SUCCESSFUL;
bufnum = req->bufnum; bufnum = req->bufnum;
req->bufnum |= bufnum << NVD_BUFNUM_SHIFT; req->bufnum |= bufnum << NVD_BUFNUM_SHIFT;
lb_count = media_blocks_per_block * ndisk->lb_per_media_block;
for (i = 0; i < bufnum; ++i) { for (i = 0; i < bufnum; ++i) {
rtems_blkdev_sg_buffer *sg; rtems_blkdev_sg_buffer *sg;
uint32_t lb_count;
int error; int error;
sg = &req->bufs[i]; sg = &req->bufs[i];
lb_count = (sg->length / media_block_size) *
ndisk->lb_per_media_block;
if (req->req == RTEMS_BLKDEV_REQ_READ) { if (req->req == RTEMS_BLKDEV_REQ_READ) {
error = nvme_ns_cmd_read(ndisk->ns, sg->buffer, error = nvme_ns_cmd_read(ndisk->ns, sg->buffer,
@ -240,7 +241,7 @@ nvd_ioctl(rtems_disk_device *dd, uint32_t req, void *arg)
ndisk = rtems_disk_get_driver_data(dd); ndisk = rtems_disk_get_driver_data(dd);
if (req == RTEMS_BLKIO_REQUEST) { if (req == RTEMS_BLKIO_REQUEST) {
return (nvd_request(ndisk, arg, dd->media_blocks_per_block)); return (nvd_request(ndisk, arg, dd->media_block_size));
} }
if (req == RTEMS_BLKDEV_REQ_SYNC) { if (req == RTEMS_BLKDEV_REQ_SYNC) {