diff -Nupr src.orig/fs/proc/meminfo.c src/fs/proc/meminfo.c --- src.orig/fs/proc/meminfo.c 2020-03-10 10:35:54.568563834 -0400 +++ src/fs/proc/meminfo.c 2020-03-10 10:37:00.986424500 -0400 @@ -31,6 +31,7 @@ static int meminfo_proc_show(struct seq_ unsigned long pages[NR_LRU_LISTS]; int lru; + printk("a\n"); /* * display in kilobytes. */ @@ -202,6 +203,7 @@ static const struct file_operations memi static int __init proc_meminfo_init(void) { + printk("a\n"); proc_create("meminfo", 0, NULL, &meminfo_proc_fops); return 0; }