3rd-party/linux-kernel-module-cheat
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init_dev_kmsg

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Ciro Santilli
2017-10-01 22:21:14 +01:00
parent 71d673bac4
commit 88cd83cd02
3 changed files with 15 additions and 1 deletions
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13
kernel_module/user/init_dev_kmsg.c Normal file
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/* https://stackoverflow.com/questions/12683169/measure-time-taken-for-linux-kernel-from-bootup-to-userpace/46517014#46517014 */
#include <stdio.h>
#include <unistd.h>
int main(void) {
FILE *fp;
fp = fopen("/dev/kmsg", "w");
fputs(__FILE__ "\n", fp);
fclose(fp);
while (1)
sleep(0xFFFFFFFF);
}