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new: mstat()函数,查询内存信息

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fslongjin
2022-08-06 23:31:25 +08:00
parent fdd5d3cf66
commit fb51b0dd6f
8 changed files with 270 additions and 7 deletions
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kernel/syscall/syscall_num.h
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@ -30,5 +30,9 @@
#define SYS_MKDIR 17 // 创建文件夹
#define SYS_NANOSLEEP 18 // 纳秒级休眠
#define SYS_CLOCK 19 // 获取当前cpu时间
#define SYS_PIPE 20
#define SYS_MSTAT 21 // 获取系统的内存状态信息
#define SYS_AHCI_END_REQ 255 // AHCI DMA请求结束end_request的系统调用