OpenCloudOS-Kernel/tools/include/linux/gfp.h

33 lines
926 B
C

/* 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 */