diff options
Diffstat (limited to 'sys/dev/ata/ata-disk.c')
| -rw-r--r-- | sys/dev/ata/ata-disk.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/sys/dev/ata/ata-disk.c b/sys/dev/ata/ata-disk.c index f8bae5e..05e4ad9 100644 --- a/sys/dev/ata/ata-disk.c +++ b/sys/dev/ata/ata-disk.c @@ -268,6 +268,10 @@ adopen(dev_t dev, int flags, int fmt, struct thread *td) if (adp->flags & AD_F_RAID_SUBDISK) return EBUSY; + + /* hold off access to we are fully attached */ + while (ata_delayed_attach) + tsleep(&ata_delayed_attach, PRIBIO, "adopn", 1); return 0; } @@ -276,10 +280,12 @@ adclose(dev_t dev, int flags, int fmt, struct thread *td) { struct ad_softc *adp = dev->si_drv1; + adp->device->channel->lock_func(adp->device->channel, ATA_LF_LOCK); ATA_SLEEPLOCK_CH(adp->device->channel, ATA_CONTROL); if (ata_command(adp->device, ATA_C_FLUSHCACHE, 0, 0, 0, ATA_WAIT_READY)) ata_prtdev(adp->device, "flushing cache on close failed\n"); ATA_UNLOCK_CH(adp->device->channel); + adp->device->channel->lock_func(adp->device->channel, ATA_LF_UNLOCK); return 0; } @@ -312,7 +318,9 @@ addump(dev_t dev, void *virtual, vm_offset_t physical, off_t offset, size_t leng if (!once) { /* force PIO mode for dumps */ adp->device->mode = ATA_PIO; + adp->device->channel->lock_func(adp->device->channel, ATA_LF_LOCK); ata_reinit(adp->device->channel); + adp->device->channel->lock_func(adp->device->channel, ATA_LF_UNLOCK); once = 1; } |
