linux/tools/lib/slab.c
Karolina Drobnik aa0eab8639 tools: Move gfp.h and slab.h from radix-tree to lib
Merge radix-tree definitions from gfp.h and slab.h with these
in tools/lib, so they can be used in other test suites.
Fix style issues in slab.h. Update radix-tree test files.

Signed-off-by: Karolina Drobnik <karolinadrobnik@gmail.com>
Signed-off-by: Mike Rapoport <rppt@kernel.org>
Link: https://lore.kernel.org/r/b76ddb8a12fdf9870b55c1401213e44f5e0d0da3.1643796665.git.karolinadrobnik@gmail.com
2022-02-20 08:44:37 +02:00

38 lines
664 B
C

// SPDX-License-Identifier: GPL-2.0
#include <stdio.h>
#include <string.h>
#include <urcu/uatomic.h>
#include <linux/slab.h>
#include <malloc.h>
#include <linux/gfp.h>
int kmalloc_nr_allocated;
int kmalloc_verbose;
void *kmalloc(size_t size, gfp_t gfp)
{
void *ret;
if (!(gfp & __GFP_DIRECT_RECLAIM))
return NULL;
ret = malloc(size);
uatomic_inc(&kmalloc_nr_allocated);
if (kmalloc_verbose)
printf("Allocating %p from malloc\n", ret);
if (gfp & __GFP_ZERO)
memset(ret, 0, size);
return ret;
}
void kfree(void *p)
{
if (!p)
return;
uatomic_dec(&kmalloc_nr_allocated);
if (kmalloc_verbose)
printf("Freeing %p to malloc\n", p);
free(p);
}