Commit 008139d9146f9afee0e58df4b7422d0c9921f8ce
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fd6789675e
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kmemleak: Do not report alloc_bootmem blocks as leaks
This patch sets the min_count for alloc_bootmem objects to 0 so that they are never reported as leaks. This is because many of these blocks are only referred via the physical address which is not looked up by kmemleak. Signed-off-by: Catalin Marinas <catalin.marinas@arm.com> Cc: Pekka Enberg <penberg@cs.helsinki.fi>
Showing 1 changed file with 5 additions and 1 deletions Side-by-side Diff
mm/bootmem.c
| ... | ... | @@ -521,7 +521,11 @@ |
| 521 | 521 | region = phys_to_virt(PFN_PHYS(bdata->node_min_pfn) + |
| 522 | 522 | start_off); |
| 523 | 523 | memset(region, 0, size); |
| 524 | - kmemleak_alloc(region, size, 1, 0); | |
| 524 | + /* | |
| 525 | + * The min_count is set to 0 so that bootmem allocated blocks | |
| 526 | + * are never reported as leaks. | |
| 527 | + */ | |
| 528 | + kmemleak_alloc(region, size, 0, 0); | |
| 525 | 529 | return region; |
| 526 | 530 | } |
| 527 | 531 |