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-rw-r--r--mm/slub.c44
1 files changed, 9 insertions, 35 deletions
diff --git a/mm/slub.c b/mm/slub.c
index eb5a8f9..2dc2216 100644
--- a/mm/slub.c
+++ b/mm/slub.c
@@ -467,34 +467,8 @@ static int disable_higher_order_debug;
*/
static void print_section(char *text, u8 *addr, unsigned int length)
{
- int i, offset;
- int newline = 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);
- }
+ print_hex_dump(KERN_ERR, text, DUMP_PREFIX_ADDRESS, 16, 1, addr,
+ length, 1);
}
static struct track *get_track(struct kmem_cache *s, void *object,
@@ -625,12 +599,12 @@ static void print_trailer(struct kmem_cache *s, struct page *page, u8 *p)
p, p - addr, get_freepointer(s, p));
if (p > addr + 16)
- print_section("Bytes b4", p - 16, 16);
-
- print_section("Object", p, min_t(unsigned long, s->objsize, PAGE_SIZE));
+ print_section("Bytes b4 ", p - 16, 16);
+ print_section("Object ", p, min_t(unsigned long, s->objsize,
+ PAGE_SIZE));
if (s->flags & SLAB_RED_ZONE)
- print_section("Redzone", p + s->objsize,
+ print_section("Redzone ", p + s->objsize,
s->inuse - s->objsize);
if (s->offset)
@@ -643,7 +617,7 @@ static void print_trailer(struct kmem_cache *s, struct page *page, u8 *p)
if (off != s->size)
/* Beginning of the filler is the free pointer */
- print_section("Padding", p + off, s->size - off);
+ print_section("Padding ", p + off, s->size - off);
dump_stack();
}
@@ -838,7 +812,7 @@ static int slab_pad_check(struct kmem_cache *s, struct page *page)
end--;
slab_err(s, page, "Padding overwritten. 0x%p-0x%p", fault, end - 1);
- print_section("Padding", end - remainder, remainder);
+ print_section("Padding ", end - remainder, remainder);
restore_bytes(s, "slab padding", POISON_INUSE, end - remainder, end);
return 0;
@@ -987,7 +961,7 @@ static void trace(struct kmem_cache *s, struct page *page, void *object,
page->freelist);
if (!alloc)
- print_section("Object", (void *)object, s->objsize);
+ print_section("Object ", (void *)object, s->objsize);
dump_stack();
}
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