diff options
Diffstat (limited to 'sys/sys/linedisc.h')
| -rw-r--r-- | sys/sys/linedisc.h | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/sys/sys/linedisc.h b/sys/sys/linedisc.h index fb39f08b3962..a203c11fd0c8 100644 --- a/sys/sys/linedisc.h +++ b/sys/sys/linedisc.h @@ -64,10 +64,12 @@ struct cdev { #define SI_CONSOPEN 0x0040 /* opened by console */ #define SI_DUMPDEV 0x0080 /* is kernel dumpdev */ #define SI_CANDELETE 0x0100 /* can do BIO_DELETE */ +#define SI_CLONELIST 0x0200 /* on a clone list */ struct timespec si_atime; struct timespec si_ctime; struct timespec si_mtime; udev_t si_udev; + LIST_ENTRY(cdev) si_clone; LIST_ENTRY(cdev) si_hash; SLIST_HEAD(, vnode) si_hlist; LIST_HEAD(, cdev) si_children; @@ -125,6 +127,7 @@ struct buf; struct thread; struct uio; struct knote; +struct clonedevs; /* * Note: d_thread_t is provided as a transition aid for those drivers @@ -198,6 +201,7 @@ typedef int dumper_t( #define D_NAGGED 0x00020000 /* nagged about missing make_dev() */ #define D_TRACKCLOSE 0x00080000 /* track all closes */ #define D_MMAP_ANON 0x00100000 /* special treatment in vm_mmap.c */ +#define D_PSEUDO 0x00200000 /* make_dev() can return NULL */ #define D_NOGIANT 0x00400000 /* Doesn't want Giant */ /* @@ -274,6 +278,11 @@ static moduledata_t name##_mod = { \ DECLARE_MODULE(name, name##_mod, SI_SUB_DRIVERS, SI_ORDER_MIDDLE) +void clone_cleanup(struct clonedevs **); +#define CLONE_UNITMASK 0xfffff +#define CLONE_FLAG0 (CLONE_UNITMASK + 1) +int clone_create(struct clonedevs **, struct cdevsw *, int *unit, dev_t *dev, u_int extra); + int count_dev(dev_t _dev); void destroy_dev(dev_t _dev); struct cdevsw *devsw(dev_t _dev); |