Author: kib
Date: Wed Feb 18 16:11:39 2009
New Revision: 188750
URL: http://svn.freebsd.org/changeset/base/188750
Log:
Adapt linux emulation to use cv for vfork wait.
Submitted by: Takahiro Kurosawa <takahiro.kurosawa gmail com>
PR: kern/131506
Modified:
head/sys/amd64/linux32/linux32_machdep.c
head/sys/i386/linux/linux_machdep.c
Modified: head/sys/amd64/linux32/linux32_machdep.c
==============================================================================
--- head/sys/amd64/linux32/linux32_machdep.c Wed Feb 18 10:02:32 2009
(r188749)
+++ head/sys/amd64/linux32/linux32_machdep.c Wed Feb 18 16:11:39 2009
(r188750)
@@ -560,7 +560,7 @@ linux_vfork(struct thread *td, struct li
/* wait for the children to exit, ie. emulate vfork */
PROC_LOCK(p2);
while (p2->p_flag & P_PPWAIT)
- msleep(td->td_proc, &p2->p_mtx, PWAIT, "ppwait", 0);
+ cv_wait(&p2->p_pwait, &p2->p_mtx);
PROC_UNLOCK(p2);
return (0);
@@ -749,7 +749,7 @@ linux_clone(struct thread *td, struct li
/* wait for the children to exit, ie. emulate vfork */
PROC_LOCK(p2);
while (p2->p_flag & P_PPWAIT)
- msleep(td->td_proc, &p2->p_mtx, PWAIT, "ppwait", 0);
+ cv_wait(&p2->p_pwait, &p2->p_mtx);
PROC_UNLOCK(p2);
}
Modified: head/sys/i386/linux/linux_machdep.c
==============================================================================
--- head/sys/i386/linux/linux_machdep.c Wed Feb 18 10:02:32 2009
(r188749)
+++ head/sys/i386/linux/linux_machdep.c Wed Feb 18 16:11:39 2009
(r188750)
@@ -376,7 +376,7 @@ linux_vfork(struct thread *td, struct li
/* wait for the children to exit, ie. emulate vfork */
PROC_LOCK(p2);
while (p2->p_flag & P_PPWAIT)
- msleep(td->td_proc, &p2->p_mtx, PWAIT, "ppwait", 0);
+ cv_wait(&p2->p_pwait, &p2->p_mtx);
PROC_UNLOCK(p2);
return (0);
@@ -581,7 +581,7 @@ linux_clone(struct thread *td, struct li
/* wait for the children to exit, ie. emulate vfork */
PROC_LOCK(p2);
while (p2->p_flag & P_PPWAIT)
- msleep(td->td_proc, &p2->p_mtx, PWAIT, "ppwait", 0);
+ cv_wait(&p2->p_pwait, &p2->p_mtx);
PROC_UNLOCK(p2);
}
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