mitrohin a.s. wrote:
helo.
ata-disk.c
/* use tagged queueing if allowed and supported */
#if 0 /* disable tags for now */
if (ata_tags && ad_tagsupported(adp)) {
adp->num_tags = atadev->param->queuelen;
adp->flags |= AD_F_TAG_ENABLED;
adp->device->channel->flags |= ATA_QUEUED;
if (ata_command(atadev, ATA_C_SETFEATURES,
0, 0, ATA_C_F_DIS_RELIRQ, ATA_WAIT_INTR))
ata_prtdev(atadev, "disabling release interrupt failed\n");
if (ata_command(atadev, ATA_C_SETFEATURES,
0, 0, ATA_C_F_DIS_SRVIRQ, ATA_WAIT_INTR))
ata_prtdev(atadev, "disabling service interrupt failed\n");
}
#endif
tagged queueing broken in -current? i have IBM ICxxxxxAV drives and want
to use this feature. can i enable this block?
Don't. It's very frequently broken by *hardware* and not worth the trouble
in terms of performance.
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