diff options
author | Christoph Hellwig <hch@lst.de> | 2004-09-02 20:30:03 -0700 |
---|---|---|
committer | Linus Torvalds <torvalds@ppc970.osdl.org> | 2004-09-02 20:30:03 -0700 |
commit | b3335b049822d29decae959815fa10034de0d8e8 (patch) | |
tree | fb0cc9a7d8b60ab83e2d5cd805e791afeda444b2 /mm | |
parent | e500ee2722d76db18c501e8ff3b31fbbb7621771 (diff) | |
download | history-b3335b049822d29decae959815fa10034de0d8e8.tar.gz |
[PATCH] remove ptrinfo
It's defined in slab.c but not used anywhere.
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'mm')
-rw-r--r-- | mm/slab.c | 81 |
1 files changed, 6 insertions, 75 deletions
diff --git a/mm/slab.c b/mm/slab.c index 71a36d582303ac..ecc4684f07df08 100644 --- a/mm/slab.c +++ b/mm/slab.c @@ -965,9 +965,10 @@ static void dump_line(char *data, int offset, int limit) } #endif +#if DEBUG + static void print_objinfo(kmem_cache_t *cachep, void *objp, int lines) { -#if DEBUG int i, size; char *realobj; @@ -978,8 +979,10 @@ static void print_objinfo(kmem_cache_t *cachep, void *objp, int lines) } if (cachep->flags & SLAB_STORE_USER) { - printk(KERN_ERR "Last user: [<%p>]", *dbg_userword(cachep, objp)); - print_symbol("(%s)", (unsigned long)*dbg_userword(cachep, objp)); + printk(KERN_ERR "Last user: [<%p>]", + *dbg_userword(cachep, objp)); + print_symbol("(%s)", + (unsigned long)*dbg_userword(cachep, objp)); printk("\n"); } realobj = (char*)objp+obj_dbghead(cachep); @@ -991,11 +994,8 @@ static void print_objinfo(kmem_cache_t *cachep, void *objp, int lines) limit = size-i; dump_line(realobj, i, limit); } -#endif } -#if DEBUG - static void check_poison_obj(kmem_cache_t *cachep, void *objp) { char *realobj; @@ -3025,72 +3025,3 @@ unsigned int ksize(const void *objp) return size; } - -void ptrinfo(unsigned long addr) -{ - struct page *page; - - printk("Dumping data about address %p.\n", (void*)addr); - if (!virt_addr_valid((void*)addr)) { - printk("virt addr invalid.\n"); - return; - } -#ifdef CONFIG_MMU - do { - pgd_t *pgd = pgd_offset_k(addr); - pmd_t *pmd; - if (pgd_none(*pgd)) { - printk("No pgd.\n"); - break; - } - pmd = pmd_offset(pgd, addr); - if (pmd_none(*pmd)) { - printk("No pmd.\n"); - break; - } -#ifdef CONFIG_X86 - if (pmd_large(*pmd)) { - printk("Large page.\n"); - break; - } -#endif - printk("normal page, pte_val 0x%llx\n", - (unsigned long long)pte_val(*pte_offset_kernel(pmd, addr))); - } while(0); -#endif - - page = virt_to_page((void*)addr); - printk("struct page at %p, flags %08lx\n", - page, (unsigned long)page->flags); - if (PageSlab(page)) { - kmem_cache_t *c; - struct slab *s; - unsigned long flags; - int objnr; - void *objp; - - c = GET_PAGE_CACHE(page); - printk("belongs to cache %s.\n",c->name); - - spin_lock_irqsave(&c->spinlock, flags); - s = GET_PAGE_SLAB(page); - printk("slabp %p with %d inuse objects (from %d).\n", - s, s->inuse, c->num); - check_slabp(c,s); - - objnr = (addr-(unsigned long)s->s_mem)/c->objsize; - objp = s->s_mem+c->objsize*objnr; - printk("points into object no %d, starting at %p, len %d.\n", - objnr, objp, c->objsize); - if (objnr >= c->num) { - printk("Bad obj number.\n"); - } else { - kernel_map_pages(virt_to_page(objp), - c->objsize/PAGE_SIZE, 1); - - print_objinfo(c, objp, 2); - } - spin_unlock_irqrestore(&c->spinlock, flags); - - } -} |