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Access td->td_kse inside sched_lock.

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Submitted by:	julian
This commit is contained in:
jmallett 2002-10-02 18:25:09 +00:00
parent f43114e2a8
commit cd6e4d8c7c
1 changed files with 2 additions and 2 deletions
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4
sys/kern/subr_trap.c
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@ -83,7 +83,7 @@ userret(td, frame, oticks)
PROC_LOCK(p);
mtx_lock_spin(&sched_lock);
if (SIGPENDING(p) && ((p->p_sflag & PS_NEEDSIGCHK) == 0 ||
(ke->ke_flags & KEF_ASTPENDING) == 0))
(td->td_kse->ke_flags & KEF_ASTPENDING) == 0))
printf("failed to set signal flags properly for ast()\n");
mtx_unlock_spin(&sched_lock);
PROC_UNLOCK(p);
@ -169,7 +169,6 @@ ast(struct trapframe *framep)
td = curthread;
p = td->td_proc;
kg = td->td_ksegrp;
ke = td->td_kse;
CTR3(KTR_SYSC, "ast: thread %p (pid %d, %s)", td, p->p_pid,
p->p_comm);
@ -190,6 +189,7 @@ ast(struct trapframe *framep)
* ast() will be called again.
*/
mtx_lock_spin(&sched_lock);
ke = td->td_kse;
sticks = ke->ke_sticks;
flags = ke->ke_flags;
sflag = p->p_sflag;