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tools: Move gfp.h and slab.h from radix-tree to lib

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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
This commit is contained in:
Karolina Drobnik
2022-02-02 12:03:00 +01:00
committed by Mike Rapoport
parent 754e0b0e35
commit aa0eab8639
6 changed files with 76 additions and 68 deletions
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28
tools/include/linux/gfp.h
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@@ -1,4 +1,32 @@
/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _TOOLS_INCLUDE_LINUX_GFP_H
#define _TOOLS_INCLUDE_LINUX_GFP_H
#include <linux/types.h>
#define __GFP_BITS_SHIFT 26
#define __GFP_BITS_MASK ((gfp_t)((1 << __GFP_BITS_SHIFT) - 1))
#define __GFP_HIGH 0x20u
#define __GFP_IO 0x40u
#define __GFP_FS 0x80u
#define __GFP_NOWARN 0x200u
#define __GFP_ZERO 0x8000u
#define __GFP_ATOMIC 0x80000u
#define __GFP_ACCOUNT 0x100000u
#define __GFP_DIRECT_RECLAIM 0x400000u
#define __GFP_KSWAPD_RECLAIM 0x2000000u
#define __GFP_RECLAIM (__GFP_DIRECT_RECLAIM | __GFP_KSWAPD_RECLAIM)
#define GFP_ZONEMASK 0x0fu
#define GFP_ATOMIC (__GFP_HIGH | __GFP_ATOMIC | __GFP_KSWAPD_RECLAIM)
#define GFP_KERNEL (__GFP_RECLAIM | __GFP_IO | __GFP_FS)
#define GFP_NOWAIT (__GFP_KSWAPD_RECLAIM)
static inline bool gfpflags_allow_blocking(const gfp_t gfp_flags)
{
return !!(gfp_flags & __GFP_DIRECT_RECLAIM);
}
#endif /* _TOOLS_INCLUDE_LINUX_GFP_H */

28
tools/include/linux/slab.h Normal file
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@@ -0,0 +1,28 @@
/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _TOOLS_SLAB_H
#define _TOOLS_SLAB_H
#include <linux/types.h>
#include <linux/gfp.h>
#define SLAB_PANIC 2
#define SLAB_RECLAIM_ACCOUNT 0x00020000UL /* Objects are reclaimable */
#define kzalloc_node(size, flags, node) kmalloc(size, flags)
void *kmalloc(size_t size, gfp_t gfp);
void kfree(void *p);
static inline void *kzalloc(size_t size, gfp_t gfp)
{
return kmalloc(size, gfp | __GFP_ZERO);
}
void *kmem_cache_alloc(struct kmem_cache *cachep, int flags);
void kmem_cache_free(struct kmem_cache *cachep, void *objp);
struct kmem_cache *kmem_cache_create(const char *name, unsigned int size,
unsigned int align, unsigned int flags,
void (*ctor)(void *));
#endif /* _TOOLS_SLAB_H */