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https://github.com/cirosantilli/linux-kernel-module-cheat.git
synced 2026-01-23 02:05:57 +01:00
dae60aa248
Then inside, split packages/lkmc into kernel_modules and userland, to keep userland out of the kernel_modules parent path, which makes no sense. Copy built modules and userland to the output rootfs overlay. Document Linux distro tradeoffs.
26 lines
494 B
C
26 lines
494 B
C
/* https://github.com/cirosantilli/linux-kernel-module-cheat#sleep */
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#include <linux/delay.h> /* usleep_range */
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#include <linux/kernel.h>
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#include <linux/module.h>
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#include <linux/types.h> /* atomic_t */
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static u32 n = 5;
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module_param(n, int, S_IRUSR | S_IWUSR);
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static int myinit(void)
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{
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u32 i;
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for (i = 0; i < n; ++i) {
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pr_info("%d\n", i);
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usleep_range(1000000, 1000001);
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}
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return 0;
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}
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static void myexit(void) {}
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module_init(myinit)
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module_exit(myexit)
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MODULE_LICENSE("GPL");
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