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kmemleak: Fix the kmemleak tracking of the percpu areas with !SMP

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Kmemleak tracks the percpu allocations via a specific API and the
originally allocated areas must be removed from kmemleak (via
kmemleak_free). The code was already doing this for SMP systems.

Reported-by: Sami Liedes <[email protected]>
Cc: Tejun Heo <[email protected]>
Cc: Christoph Lameter <[email protected]>
Signed-off-by: Catalin Marinas <[email protected]>
Signed-off-by: Tejun Heo <[email protected]>
This commit is contained in:
Catalin Marinas 2012-05-09 16:55:19 +01:00 • committed by Tejun Heo
commit 100d13c3b5
1 changed files with 2 additions and 0 deletions
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2
mm/percpu.c
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@ -1895,6 +1895,8 @@ void __init setup_per_cpu_areas(void)
fc = __alloc_bootmem(unit_size, PAGE_SIZE, __pa(MAX_DMA_ADDRESS));
if (!ai || !fc)
panic("Failed to allocate memory for percpu areas.");
/* kmemleak tracks the percpu allocations separately */
kmemleak_free(fc);
ai->dyn_size = unit_size;
ai->unit_size = unit_size;