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kmemleak: Remove alloc_bootmem annotations introduced in the past

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kmemleak_alloc() calls were added in some places where alloc_bootmem was
called. Since now kmemleak tracks bootmem allocations, these explicit
calls should be run.

Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
Cc: Ingo Molnar <mingo@elte.hu>
Acked-by: Pekka Enberg <penberg@cs.helsinki.fi>
This commit is contained in:
Catalin Marinas 2009-07-07 10:33:01 +01:00
parent ec3a354bd4
commit 264ef8a904
2 changed files with 3 additions and 18 deletions
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7
kernel/pid.c
View File

@ -36,7 +36,6 @@
#include <linux/pid_namespace.h>
#include <linux/init_task.h>
#include <linux/syscalls.h>
#include <linux/kmemleak.h>
#define pid_hashfn(nr, ns) \
hash_long((unsigned long)nr + (unsigned long)ns, pidhash_shift)
@ -513,12 +512,6 @@ void __init pidhash_init(void)
pid_hash = alloc_bootmem(pidhash_size * sizeof(*(pid_hash)));
if (!pid_hash)
panic("Could not alloc pidhash!\n");
/*
* pid_hash contains references to allocated struct pid objects and it
* must be scanned by kmemleak to avoid false positives.
*/
kmemleak_alloc(pid_hash, pidhash_size * sizeof(*(pid_hash)), 0,
GFP_KERNEL);
for (i = 0; i < pidhash_size; i++)
INIT_HLIST_HEAD(&pid_hash[i]);
}

14
mm/page_alloc.c
View File

@ -4745,8 +4745,10 @@ void *__init alloc_large_system_hash(const char *tablename,
* some pages at the end of hash table which
* alloc_pages_exact() automatically does
*/
if (get_order(size) < MAX_ORDER)
if (get_order(size) < MAX_ORDER) {
table = alloc_pages_exact(size, GFP_ATOMIC);
kmemleak_alloc(table, size, 1, GFP_ATOMIC);
}
}
} while (!table && size > PAGE_SIZE && --log2qty);
@ -4764,16 +4766,6 @@ void *__init alloc_large_system_hash(const char *tablename,
if (_hash_mask)
*_hash_mask = (1 << log2qty) - 1;
/*
* If hashdist is set, the table allocation is done with __vmalloc()
* which invokes the kmemleak_alloc() callback. This function may also
* be called before the slab and kmemleak are initialised when
* kmemleak simply buffers the request to be executed later
* (GFP_ATOMIC flag ignored in this case).
*/
if (!hashdist)
kmemleak_alloc(table, size, 1, GFP_ATOMIC);
return table;
}