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slub: use print_hex_dump

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Less code and same functionality. The output would be:

| Object c7428000: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b  kkkkkkkkkkkkkkkk
| Object c7428010: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b  kkkkkkkkkkkkkkkk
| Object c7428020: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b  kkkkkkkkkkkkkkkk
| Object c7428030: 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b 6b a5              kkkkkkkkkkk.
| Redzone c742803c: bb bb bb bb                                      ....
| Padding c7428064: 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a  ZZZZZZZZZZZZZZZZ
| Padding c7428074: 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a 5a              ZZZZZZZZZZZZ

Acked-by: Christoph Lameter <cl@linux.com>
Signed-off-by: Sebastian Andrzej Siewior <bigeasy@linutronix.de>
Signed-off-by: Pekka Enberg <penberg@kernel.org>
This commit is contained in:
Sebastian Andrzej Siewior 2011-07-29 14:10:20 +02:00 committed by Pekka Enberg
parent fdde6abb3e
commit ffc79d2880
1 changed files with 9 additions and 35 deletions
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34
mm/slub.c
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@ -467,34 +467,8 @@ static int disable_higher_order_debug;
*/ */
static void print_section(char *text, u8 *addr, unsigned int length) static void print_section(char *text, u8 *addr, unsigned int length)
{ {
int i, offset; print_hex_dump(KERN_ERR, text, DUMP_PREFIX_ADDRESS, 16, 1, addr,
int newline = 1; length, 1);
char ascii[17];
ascii[16] = 0;
for (i = 0; i < length; i++) {
if (newline) {
printk(KERN_ERR "%8s 0x%p: ", text, addr + i);
newline = 0;
}
printk(KERN_CONT " %02x", addr[i]);
offset = i % 16;
ascii[offset] = isgraph(addr[i]) ? addr[i] : '.';
if (offset == 15) {
printk(KERN_CONT " %s\n", ascii);
newline = 1;
}
}
if (!newline) {
i %= 16;
while (i < 16) {
printk(KERN_CONT " ");
ascii[i] = ' ';
i++;
}
printk(KERN_CONT " %s\n", ascii);
}
} }
static struct track *get_track(struct kmem_cache *s, void *object, static struct track *get_track(struct kmem_cache *s, void *object,
@ -627,8 +601,8 @@ static void print_trailer(struct kmem_cache *s, struct page *page, u8 *p)
if (p > addr + 16) if (p > addr + 16)
print_section("Bytes b4 ", p - 16, 16); print_section("Bytes b4 ", p - 16, 16);
print_section("Object", p, min_t(unsigned long, s->objsize, PAGE_SIZE)); print_section("Object ", p, min_t(unsigned long, s->objsize,
PAGE_SIZE));
if (s->flags & SLAB_RED_ZONE) if (s->flags & SLAB_RED_ZONE)
print_section("Redzone ", p + s->objsize, print_section("Redzone ", p + s->objsize,
s->inuse - s->objsize); s->inuse - s->objsize);