redonkable
/
alistair23-linux
1
0
Fork 0
Code Releases Activity

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

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 <sami.liedes@iki.fi>
Cc: Tejun Heo <tj@kernel.org>
Cc: Christoph Lameter <cl@linux-foundation.org>
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
Signed-off-by: Tejun Heo <tj@kernel.org>
hifive-unleashed-5.1
Catalin Marinas 2012-05-09 16:55:19 +01:00 committed by Tejun Heo
parent 42b6428145
commit 100d13c3b5
1 changed files with 2 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
mm/percpu.c
View File

@ -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;