diff options
| author | Søren Schmidt <sos@FreeBSD.org> | 2000-02-07 23:05:40 +0000 |
|---|---|---|
| committer | Søren Schmidt <sos@FreeBSD.org> | 2000-02-07 23:05:40 +0000 |
| commit | e8359a57de388aef48cb3e51935ce2aa9988cb34 (patch) | |
| tree | 450a82831829cffba5ec50cde87b205e422a0174 /sys/kern/vfs_subr.c | |
| parent | a9ec39136b386df1f1ee1646b42c8d4ddc4c103c (diff) | |
| download | src-e8359a57de388aef48cb3e51935ce2aa9988cb34.tar.gz src-e8359a57de388aef48cb3e51935ce2aa9988cb34.zip | |
Do refcounting of open devices (more) correctly.
count_dev funtion by phk.
Notes
Notes:
svn path=/head/; revision=57025
Diffstat (limited to 'sys/kern/vfs_subr.c')
| -rw-r--r-- | sys/kern/vfs_subr.c | 16 |
1 files changed, 16 insertions, 0 deletions
diff --git a/sys/kern/vfs_subr.c b/sys/kern/vfs_subr.c index 06cc0d8e3879..9120f7710c1d 100644 --- a/sys/kern/vfs_subr.c +++ b/sys/kern/vfs_subr.c @@ -1933,6 +1933,22 @@ vcount(vp) } /* + * Same as above, but using the dev_t as argument + */ + +int +count_dev(dev) + dev_t dev; +{ + struct vnode *vp; + + vp = SLIST_FIRST(&dev->si_hlist); + if (vp == NULL) + return (0); + return(vcount(vp)); +} + +/* * Print out a description of a vnode. */ static char *typename[] = |