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| author | kib <kib@FreeBSD.org> | 2007-07-03 17:43:56 +0000 |
|---|---|---|
| committer | kib <kib@FreeBSD.org> | 2007-07-03 17:43:56 +0000 |
| commit | b6f22ce3857da5dbc90fc2eaffa30d773b4e569f (patch) | |
| tree | f3b6e66519731aa2948a47e3198d14d57b5c9820 | |
| parent | c3c1199f3c47f28ef2dbb7f35e5ba9a44603f7a3 (diff) | |
| download | FreeBSD-src-b6f22ce3857da5dbc90fc2eaffa30d773b4e569f.zip FreeBSD-src-b6f22ce3857da5dbc90fc2eaffa30d773b4e569f.tar.gz | |
Use make_dev_credf(MAKEDEV_REF) instead of make_dev() from snp clone handler.
Drain clone events and cdev destruction from the module unload handler.
Debugging help and testing by: Peter Holm
Approved by: re (kensmith)
| -rw-r--r-- | sys/dev/snp/snp.c | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/sys/dev/snp/snp.c b/sys/dev/snp/snp.c index 44a2d7a..e61191f 100644 --- a/sys/dev/snp/snp.c +++ b/sys/dev/snp/snp.c @@ -616,10 +616,9 @@ snp_clone(void *arg, struct ucred *cred, char *name, int namelen, return; i = clone_create(&snpclones, &snp_cdevsw, &u, dev, 0); if (i) - *dev = make_dev(&snp_cdevsw, unit2minor(u), - UID_ROOT, GID_WHEEL, 0600, "snp%d", u); + *dev = make_dev_credf(MAKEDEV_REF, &snp_cdevsw, unit2minor(u), + NULL, UID_ROOT, GID_WHEEL, 0600, "snp%d", u); if (*dev != NULL) { - dev_ref(*dev); (*dev)->si_flags |= SI_CHEAPCLONE; } } @@ -640,7 +639,9 @@ snp_modevent(module_t mod, int type, void *data) if (!LIST_EMPTY(&snp_sclist)) return (EBUSY); EVENTHANDLER_DEREGISTER(dev_clone, eh_tag); + drain_dev_clone_events(); clone_cleanup(&snpclones); + destroy_dev_drain(&snp_cdevsw); ldisc_deregister(snooplinedisc); break; default: |
