Add flag LK_NEW for lockinit() that is converted to LO_NEW and passed
down to lock_init(). This allows for lockinit() on a not prezeroed memory.
This commit is contained in:
parent
bb15d1c778
commit
46713135ae
Notes:
svn2git
2020-12-20 02:59:44 +00:00
svn path=/head/; revision=343027
@ -450,6 +450,8 @@ lockinit(struct lock *lk, int pri, const char *wmesg, int timo, int flags)
|
||||
iflags |= LO_QUIET;
|
||||
if (flags & LK_IS_VNODE)
|
||||
iflags |= LO_IS_VNODE;
|
||||
if (flags & LK_NEW)
|
||||
iflags |= LO_NEW;
|
||||
iflags |= flags & (LK_ADAPTIVE | LK_NOSHARE);
|
||||
|
||||
lock_init(&lk->lock_object, &lock_class_lockmgr, wmesg, NULL, iflags);
|
||||
|
@ -143,7 +143,7 @@ _lockmgr_args_rw(struct lock *lk, u_int flags, struct rwlock *ilk,
|
||||
/*
|
||||
* Flags for lockinit().
|
||||
*/
|
||||
#define LK_INIT_MASK 0x0000FF
|
||||
#define LK_INIT_MASK 0x0001FF
|
||||
#define LK_CANRECURSE 0x000001
|
||||
#define LK_NODUP 0x000002
|
||||
#define LK_NOPROFILE 0x000004
|
||||
@ -152,6 +152,7 @@ _lockmgr_args_rw(struct lock *lk, u_int flags, struct rwlock *ilk,
|
||||
#define LK_QUIET 0x000020
|
||||
#define LK_ADAPTIVE 0x000040
|
||||
#define LK_IS_VNODE 0x000080 /* Tell WITNESS about a VNODE lock */
|
||||
#define LK_NEW 0x000100
|
||||
|
||||
/*
|
||||
* Additional attributes to be used in lockmgr().
|
||||
|
Loading…
Reference in New Issue
Block a user