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| author | Pekka Enberg <penberg@cs.helsinki.fi> | 2008-07-19 14:17:22 +0300 |
|---|---|---|
| committer | Pekka Enberg <penberg@cs.helsinki.fi> | 2008-07-19 14:17:22 +0300 |
| commit | 0ebd652b35e988c0be3390e49b39cc064ba1cfce (patch) | |
| tree | 320df368cab858929101325f9e3b956e9cd3c52c /mm/slub.c | |
| parent | 41ab8592ca35a20580665cae18c172816236b21e (diff) | |
| download | lwn-0ebd652b35e988c0be3390e49b39cc064ba1cfce.tar.gz lwn-0ebd652b35e988c0be3390e49b39cc064ba1cfce.zip | |
slub: dump more data on slab corruption
The limit of 128 bytes is too small when debugging slab corruption of the skb
cache, for example. So increase the limit to PAGE_SIZE to make debugging
corruptions easier.
Acked-by: Ingo Molnar <mingo@elte.hu>
Acked-by: Christoph Lameter <cl@linux-foundation.org>
Signed-off-by: Pekka Enberg <penberg@cs.helsinki.fi>
Diffstat (limited to 'mm/slub.c')
| -rw-r--r-- | mm/slub.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/mm/slub.c b/mm/slub.c index 6cd9fec18f92..6d4a49c1ff2f 100644 --- a/mm/slub.c +++ b/mm/slub.c @@ -492,7 +492,7 @@ static void print_trailer(struct kmem_cache *s, struct page *page, u8 *p) if (p > addr + 16) print_section("Bytes b4", p - 16, 16); - print_section("Object", p, min(s->objsize, 128)); + print_section("Object", p, min_t(unsigned long, s->objsize, PAGE_SIZE)); if (s->flags & SLAB_RED_ZONE) print_section("Redzone", p + s->objsize, |