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MM: zero memory at free and deferred zero

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Change-Id: Ib0055d6f2bdd10d05d749dcd1f3d5c3d318f22f3
This commit is contained in:
Masamichi Takagi
2020-12-08 11:59:08 +09:00
parent fbd121d28c
commit 100bbe6231
7 changed files with 263 additions and 18 deletions
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2
kernel/process.c
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@ -3122,6 +3122,7 @@ static void idle(void)
v->status == CPU_STATUS_RESERVED) {
/* No work to do? Consolidate the kmalloc free list */
kmalloc_consolidate_free_list();
ihk_numa_zero_free_pages(ihk_mc_get_numa_node_by_distance(0));
monitor->status = IHK_OS_MONITOR_IDLE;
cpu_local_var(current)->status = PS_INTERRUPTIBLE;
cpu_safe_halt();
@ -3477,6 +3478,7 @@ void spin_sleep_or_schedule(void)
break;
}
ihk_numa_zero_free_pages(ihk_mc_get_numa_node_by_distance(0));
cpu_pause();
}