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scsi: account unmap operations

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Signed-off-by: Anton Nefedov <anton.nefedov@virtuozzo.com>
Reviewed-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
Message-id: 20190923121737.83281-8-anton.nefedov@virtuozzo.com
Signed-off-by: Max Reitz <mreitz@redhat.com>
This commit is contained in:
Anton Nefedov 2019-09-23 15:17:35 +03:00 committed by Max Reitz
parent 90ebf8431e
commit 4989ef5781
1 changed files with 11 additions and 1 deletions
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12
hw/scsi/scsi-disk.c
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@ -1617,10 +1617,16 @@ static void scsi_unmap_complete_noio(UnmapCBData *data, int ret)
r->sector_count = (ldl_be_p(&data->inbuf[8]) & 0xffffffffULL)
* (s->qdev.blocksize / BDRV_SECTOR_SIZE);
if (!check_lba_range(s, r->sector, r->sector_count)) {
block_acct_invalid(blk_get_stats(s->qdev.conf.blk),
BLOCK_ACCT_UNMAP);
scsi_check_condition(r, SENSE_CODE(LBA_OUT_OF_RANGE));
goto done;
}
block_acct_start(blk_get_stats(s->qdev.conf.blk), &r->acct,
r->sector_count * BDRV_SECTOR_SIZE,
BLOCK_ACCT_UNMAP);
r->req.aiocb = blk_aio_pdiscard(s->qdev.conf.blk,
r->sector * BDRV_SECTOR_SIZE,
r->sector_count * BDRV_SECTOR_SIZE,
@ -1647,10 +1653,11 @@ static void scsi_unmap_complete(void *opaque, int ret)
r->req.aiocb = NULL;
aio_context_acquire(blk_get_aio_context(s->qdev.conf.blk));
if (scsi_disk_req_check_error(r, ret, false)) {
if (scsi_disk_req_check_error(r, ret, true)) {
scsi_req_unref(&r->req);
g_free(data);
} else {
block_acct_done(blk_get_stats(s->qdev.conf.blk), &r->acct);
scsi_unmap_complete_noio(data, ret);
}
aio_context_release(blk_get_aio_context(s->qdev.conf.blk));
@ -1682,6 +1689,7 @@ static void scsi_disk_emulate_unmap(SCSIDiskReq *r, uint8_t *inbuf)
}
if (blk_is_read_only(s->qdev.conf.blk)) {
block_acct_invalid(blk_get_stats(s->qdev.conf.blk), BLOCK_ACCT_UNMAP);
scsi_check_condition(r, SENSE_CODE(WRITE_PROTECTED));
return;
}
@ -1697,10 +1705,12 @@ static void scsi_disk_emulate_unmap(SCSIDiskReq *r, uint8_t *inbuf)
return;
invalid_param_len:
block_acct_invalid(blk_get_stats(s->qdev.conf.blk), BLOCK_ACCT_UNMAP);
scsi_check_condition(r, SENSE_CODE(INVALID_PARAM_LEN));
return;
invalid_field:
block_acct_invalid(blk_get_stats(s->qdev.conf.blk), BLOCK_ACCT_UNMAP);
scsi_check_condition(r, SENSE_CODE(INVALID_FIELD));
}