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| author | Karolina Drobnik <karolinadrobnik@gmail.com> | 2022-02-02 14:03:00 +0300 |
|---|---|---|
| committer | Mike Rapoport <rppt@linux.ibm.com> | 2022-02-20 09:44:37 +0300 |
| commit | aa0eab8639ff0fb1edf18b8616e6ae2c38ca5854 (patch) | |
| tree | ee3e5dd27223af9798299eb76c11047d5ee7f340 /tools/include/linux/gfp.h | |
| parent | 754e0b0e35608ed5206d6a67a791563c631cec07 (diff) | |
| download | linux-aa0eab8639ff0fb1edf18b8616e6ae2c38ca5854.tar.xz | |
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
Diffstat (limited to 'tools/include/linux/gfp.h')
| -rw-r--r-- | tools/include/linux/gfp.h | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/tools/include/linux/gfp.h b/tools/include/linux/gfp.h index 22030756fbc0..b238dbc9eb85 100644 --- a/tools/include/linux/gfp.h +++ b/tools/include/linux/gfp.h @@ -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 */ |