RE: Finding out whether memory was allocated with kmalloc or vmal

Luck, Tony (tony.luck@intel.com)
Mon, 26 Aug 2002 17:18:27 -0700


Michael Bellion wrote:
> given a pointer p, is there an easy and platform independent way to find
out,
> whether the memory location that p points to was allocated with kmalloc or

> vmalloc?

Try:
#include <linux/mm.h>

if (PageSlab(virt_to_page(p)) {
/* this was allocated by mm/slab.c */
} else {
/* it wasn't ... may vmalloc'ed? */
}

-Tony
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