aboutsummaryrefslogtreecommitdiffstats
path: root/kernel
diff options
context:
space:
mode:
Diffstat (limited to 'kernel')
-rw-r--r--kernel/pid.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/kernel/pid.c b/kernel/pid.c
index 31310b5d3f50..5fa1db48d8b7 100644
--- a/kernel/pid.c
+++ b/kernel/pid.c
@@ -36,6 +36,7 @@
36#include <linux/pid_namespace.h> 36#include <linux/pid_namespace.h>
37#include <linux/init_task.h> 37#include <linux/init_task.h>
38#include <linux/syscalls.h> 38#include <linux/syscalls.h>
39#include <linux/kmemleak.h>
39 40
40#define pid_hashfn(nr, ns) \ 41#define pid_hashfn(nr, ns) \
41 hash_long((unsigned long)nr + (unsigned long)ns, pidhash_shift) 42 hash_long((unsigned long)nr + (unsigned long)ns, pidhash_shift)
@@ -512,6 +513,12 @@ void __init pidhash_init(void)
512 pid_hash = alloc_bootmem(pidhash_size * sizeof(*(pid_hash))); 513 pid_hash = alloc_bootmem(pidhash_size * sizeof(*(pid_hash)));
513 if (!pid_hash) 514 if (!pid_hash)
514 panic("Could not alloc pidhash!\n"); 515 panic("Could not alloc pidhash!\n");
516 /*
517 * pid_hash contains references to allocated struct pid objects and it
518 * must be scanned by kmemleak to avoid false positives.
519 */
520 kmemleak_alloc(pid_hash, pidhash_size * sizeof(*(pid_hash)), 0,
521 GFP_KERNEL);
515 for (i = 0; i < pidhash_size; i++) 522 for (i = 0; i < pidhash_size; i++)
516 INIT_HLIST_HEAD(&pid_hash[i]); 523 INIT_HLIST_HEAD(&pid_hash[i]);
517} 524}