摘要:
#define CMD_ERR_PRINT(devname, cmd, arg) do { \ char *p[4] = {"", "W", "R", "WR"}; \ if (0 == _IOC_DIR(cmd)) { \ printk(KERN_ERR "ERROR: /dev/%s not f 阅读全文
posted @ 2020-02-22 10:55
chuck11
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摘要:
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posted @ 2020-02-22 09:51
chuck11
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