Before:
=======
[lucas@vader kmod]$ sudo depmod
[lucas@vader kmod]$ echo $?
0
[lucas@vader kmod]$ ls -l /lib/modules/$(uname -r)
total 12
drwxr-xr-x 8 root root 160 Jun 13 11:05 kernel
-rw-r--r-- 1 root root 12288 Jun 15 21:29 modules.alias
-rw-r--r-- 1 root root 0 Jun 15 21:29 modules.alias.bin
-rw-r--r-- 1 root root 0 Jun 15 21:29 modules.dep
-rw-r--r-- 1 root root 0 Jun 15 21:29 modules.dep.bin
-rw-r--r-- 1 root root 0 Jun 15 21:29 modules.devname
-rw-r--r-- 1 root root 0 Jun 15 21:29 modules.softdep
-rw-r--r-- 1 root root 0 Jun 15 21:29 modules.symbols
-rw-r--r-- 1 root root 0 Jun 15 21:29 modules.symbols.bin
Note that modules.alias is truncated and the other have size == 0
After:
======
[lucas@vader kmod]$ sudo ./tools/depmod
WARNING: could not open /lib/modules/3.5.0-rc2-demarchi-00028-g94fa83c/modules.order: No such file or directory
ERROR: Could not create index: output truncated: No space left on device
[lucas@vader kmod]$ echo $?
1
FILE *fp = out;
char tmp[NAME_MAX] = "";
int r;
+ long eof;
if (fp == NULL) {
int flags = O_CREAT | O_TRUNC | O_WRONLY;
if (fp == out)
continue;
+ eof = ftell(fp);
fclose(fp);
if (r < 0) {
if (unlinkat(dfd, tmp, 0) != 0)
dname, tmp, dname, itr->name);
break;
}
+
+ if (eof == EOF) {
+ err = -ENOSPC;
+ ERR("Could not create index: output truncated: %s\n",
+ strerror(-err));
+ break;
+ }
}
if (dfd >= 0)