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

From: Luck, Tony (tony.luck@intel.com)
Date: Mon Aug 26 2002 - 19:18:27 EST

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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