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Mark /dev/zero and /dev/null as eternal.

Browse Source 
In collaboration with:	pho
MFC after:	1 month
This commit is contained in:
Konstantin Belousov 2010-08-06 09:47:48 +00:00
parent d3c5a40780
commit f53444bc4d
1 changed files with 4 additions and 4 deletions

8
sys/dev/null/null.c

@ -112,10 +112,10 @@ null_modevent(module_t mod __unused, int type, void *data __unused)
if (bootverbose)
printf("null: <null device, zero device>\n");
zbuf = (void *)malloc(PAGE_SIZE, M_TEMP, M_WAITOK | M_ZERO);
null_dev = make_dev(&null_cdevsw, 0, UID_ROOT, GID_WHEEL,
0666, "null");
zero_dev = make_dev(&zero_cdevsw, 0, UID_ROOT, GID_WHEEL,
0666, "zero");
null_dev = make_dev_credf(MAKEDEV_ETERNAL_KLD, &null_cdevsw, 0,
NULL, UID_ROOT, GID_WHEEL, 0666, "null");
zero_dev = make_dev_credf(MAKEDEV_ETERNAL_KLD, &zero_cdevsw, 0,
NULL, UID_ROOT, GID_WHEEL, 0666, "zero");
break;
case MOD_UNLOAD: