Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
sched/mmcid: Move initialization out of line
It's getting bigger soon, so just move it out of line to the rest of the
code.
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Reviewed-by: Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
Link: https://patch.msgid.link/20251119172549.769636491@linutronix.de
+15
-14
+1
-14
include/linux/mm_types.h
+1
-14
include/linux/mm_types.h
···
1351
1351
return (unsigned long *)cid_bitmap;
1352
1352
}
1353
1353
1354
-
static inline void mm_init_cid(struct mm_struct *mm, struct task_struct *p)
1355
-
{
1356
-
int i;
1357
-
1358
-
for_each_possible_cpu(i) {
1359
-
struct mm_cid_pcpu *pcpu = per_cpu_ptr(mm->mm_cid.pcpu, i);
1360
-
1361
-
pcpu->cid = MM_CID_UNSET;
1362
-
}
1363
-
mm->mm_cid.nr_cpus_allowed = p->nr_cpus_allowed;
1364
-
raw_spin_lock_init(&mm->mm_cid.lock);
1365
-
cpumask_copy(mm_cpus_allowed(mm), &p->cpus_mask);
1366
-
bitmap_zero(mm_cidmask(mm), num_possible_cpus());
1367
-
}
1354
+
void mm_init_cid(struct mm_struct *mm, struct task_struct *p);
1368
1355
1369
1356
static inline int mm_alloc_cid_noprof(struct mm_struct *mm, struct task_struct *p)
1370
1357
{
+14
kernel/sched/core.c
+14
kernel/sched/core.c
···
10431
10431
WARN_ON_ONCE(!t->mm || t->mm_cid.cid != MM_CID_UNSET);
10432
10432
t->mm_cid.active = 1;
10433
10433
}
10434
+
10435
+
void mm_init_cid(struct mm_struct *mm, struct task_struct *p)
10436
+
{
10437
+
struct mm_cid_pcpu __percpu *pcpu = mm->mm_cid.pcpu;
10438
+
int cpu;
10439
+
10440
+
for_each_possible_cpu(cpu)
10441
+
per_cpu_ptr(pcpu, cpu)->cid = MM_CID_UNSET;
10442
+
10443
+
mm->mm_cid.nr_cpus_allowed = p->nr_cpus_allowed;
10444
+
raw_spin_lock_init(&mm->mm_cid.lock);
10445
+
cpumask_copy(mm_cpus_allowed(mm), &p->cpus_mask);
10446
+
bitmap_zero(mm_cidmask(mm), num_possible_cpus());
10447
+
}
10434
10448
#else /* CONFIG_SCHED_MM_CID */
10435
10449
static inline void mm_update_cpus_allowed(struct mm_struct *mm, const struct cpumask *affmsk) { }
10436
10450
#endif /* !CONFIG_SCHED_MM_CID */