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Code Issues Releases Activity

Various style fixups.

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Submitted by:	bde (mostly)
This commit is contained in:
John Baldwin 2002-10-01 14:16:50 +00:00
parent f6ccde8308
commit 6cae6dacd5
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=104297
1 changed files with 10 additions and 6 deletions
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16
sys/kern/subr_trap.c
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@ -149,10 +149,10 @@ userret(td, frame, oticks)
void
ast(struct trapframe *framep)
{
struct thread *td = curthread;
struct proc *p = td->td_proc;
struct thread *td;
struct proc *p;
struct kse *ke;
struct ksegrp *kg = td->td_ksegrp;
struct ksegrp *kg;
struct rlimit *rlim;
u_int prticks, sticks;
int sflag;
@ -162,6 +162,8 @@ ast(struct trapframe *framep)
int ucode;
#endif
td = curthread;
p = td->td_proc;
CTR3(KTR_SYSC, "ast: thread %p (pid %d, %s)", td, p->p_pid,
p->p_comm);
KASSERT(TRAPF_USERMODE(framep), ("ast in kernel mode"));
@ -171,8 +173,9 @@ ast(struct trapframe *framep)
#endif
mtx_assert(&Giant, MA_NOTOWNED);
mtx_assert(&sched_lock, MA_NOTOWNED);
prticks = 0; /* XXX: Quiet warning. */
kg = td->td_ksegrp;
td->td_frame = framep;
/*
* This updates the p_sflag's for the checks below in one
* "atomic" operation with turning off the astpending flag.
@ -183,11 +186,12 @@ ast(struct trapframe *framep)
mtx_lock_spin(&sched_lock);
ke = td->td_kse;
sticks = ke->ke_sticks;
sflag = p->p_sflag;
flags = ke->ke_flags;
sflag = p->p_sflag;
p->p_sflag &= ~(PS_ALRMPEND | PS_NEEDSIGCHK | PS_PROFPEND | PS_XCPU);
ke->ke_flags &= ~(KEF_ASTPENDING | KEF_NEEDRESCHED | KEF_OWEUPC);
cnt.v_soft++;
prticks = 0;
if (flags & KEF_OWEUPC && sflag & PS_PROFIL) {
prticks = p->p_stats->p_prof.pr_ticks;
p->p_stats->p_prof.pr_ticks = 0;
@ -233,7 +237,7 @@ ast(struct trapframe *framep)
else {
psignal(p, SIGXCPU);
if (rlim->rlim_cur < rlim->rlim_max)
/* XXX: we should make a private copy */
/* XXX: we should make a private copy. */
rlim->rlim_cur += 5;
}
PROC_UNLOCK(p);