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38 lines
1.1 KiB
C
38 lines
1.1 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
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#ifndef _TOOLS_LINUX_MM_H
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#define _TOOLS_LINUX_MM_H
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#include <sys/syscall.h>
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#include <unistd.h>
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#include <linux/bug.h>
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#include <linux/types.h>
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struct sysinfo {
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long uptime; /* Seconds since boot */
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unsigned long loads[3]; /* 1, 5, and 15 minute load averages */
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unsigned long totalram; /* Total usable main memory size */
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unsigned long freeram; /* Available memory size */
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unsigned long sharedram; /* Amount of shared memory */
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unsigned long bufferram; /* Memory used by buffers */
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unsigned long totalswap; /* Total swap space size */
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unsigned long freeswap; /* swap space still available */
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__u16 procs; /* Number of current processes */
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__u16 pad; /* Explicit padding for m68k */
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unsigned long totalhigh; /* Total high memory size */
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unsigned long freehigh; /* Available high memory size */
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__u32 mem_unit; /* Memory unit size in bytes */
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};
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static inline void si_meminfo(struct sysinfo *val)
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{
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BUG_ON(syscall(SYS_sysinfo, val));
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}
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extern unsigned long _totalram_pages;
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static inline unsigned long totalram_pages(void)
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{
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return _totalram_pages;
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}
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#endif /* _TOOLS_LINUX_MM_H */
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