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Release text vnode in exit() rather than wait(). Occasionally

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fifesystem problems could prevent the release from completing and
this could result in init being blocked indefinitely.

This was looked over by Matt ages ago.

Approved by:	dillon
This commit is contained in:
David Malone 2002-01-05 21:47:58 +00:00
parent 41f91cb492
commit ee42d0a965
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=88941
1 changed files with 8 additions and 8 deletions
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16
sys/kern/kern_exit.c
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@ -123,9 +123,7 @@ exit1(td, rv)
struct proc *p = td->td_proc;
register struct proc *q, *nq;
register struct vmspace *vm;
#ifdef KTRACE
struct vnode *vtmp;
#endif
struct exitlist *ep;
GIANT_REQUIRED;
@ -275,6 +273,14 @@ exit1(td, rv)
vrele(vtmp);
}
#endif
/*
* Release reference to text vnode
*/
if ((vtmp = p->p_textvp) != NULL) {
p->p_textvp = NULL;
vrele(vtmp);
}
/*
* Remove proc from allproc queue and pidhash chain.
* Place onto zombproc. Unlink from parent's child list.
@ -575,12 +581,6 @@ wait1(td, uap, compat)
*/
(void)chgproccnt(p->p_ucred->cr_ruidinfo, -1, 0);
/*
* Release reference to text vnode
*/
if (p->p_textvp)
vrele(p->p_textvp);
/*
* Finally finished with old proc entry.
* Unlink it from its process group and free it.