diff options
Diffstat (limited to 'sys/dev/ata/atapi-cd.c')
| -rw-r--r-- | sys/dev/ata/atapi-cd.c | 10 |
1 files changed, 5 insertions, 5 deletions
diff --git a/sys/dev/ata/atapi-cd.c b/sys/dev/ata/atapi-cd.c index 9b6c453..dbacde7 100644 --- a/sys/dev/ata/atapi-cd.c +++ b/sys/dev/ata/atapi-cd.c @@ -451,13 +451,13 @@ acdopen(dev_t dev, int32_t flags, int32_t fmt, struct proc *p) return EBUSY; if (flags & FWRITE) { - if (cdp->refcnt) + if (count_dev(dev) > 1) return EBUSY; else cdp->flags |= F_WRITING; } - if (!cdp->refcnt++) { + if (count_dev(dev) == 1) { acd_prevent_allow(cdp, 1); cdp->flags |= F_LOCKED; if (!(flags & O_NONBLOCK) && !(flags & FWRITE)) @@ -473,7 +473,7 @@ acdclose(dev_t dev, int32_t flags, int32_t fmt, struct proc *p) { struct acd_softc *cdp = dev->si_drv1; - if (!--cdp->refcnt) + if (count_dev(dev) == 1) acd_prevent_allow(cdp, 0); cdp->flags &= ~(F_LOCKED | F_WRITING); @@ -536,7 +536,7 @@ acdioctl(dev_t dev, u_long cmd, caddr_t addr, int32_t flag, struct proc *p) break; case CDIOCEJECT: - if (cdp->refcnt > 1) { + if (count_dev(dev) > 1) { error = EBUSY; break; } @@ -544,7 +544,7 @@ acdioctl(dev_t dev, u_long cmd, caddr_t addr, int32_t flag, struct proc *p) break; case CDIOCCLOSE: - if (cdp->refcnt > 1) + if (count_dev(dev) > 1) break; error = acd_eject(cdp, 1); break; |
