[BusyBox-cvs] svn commit: trunk/busybox/init
vapier at busybox.net
vapier at busybox.net
Wed Jul 6 04:39:08 UTC 2005
Author: vapier
Date: 2005-07-05 22:39:08 -0600 (Tue, 05 Jul 2005)
New Revision: 10721
Log:
2005-07-05 Shaun Jackman <sjackman at gmail.com>
* init/Config.in (CONFIG_FEATURE_INIT_SWAPON): New option.
* init/init.c (check_memory): Disable the swapon feature unless
CONFIG_FEATURE_INIT_SWAPON is defined.
Modified:
trunk/busybox/init/Config.in
trunk/busybox/init/init.c
Changeset:
Modified: trunk/busybox/init/Config.in
===================================================================
--- trunk/busybox/init/Config.in 2005-07-06 01:24:17 UTC (rev 10720)
+++ trunk/busybox/init/Config.in 2005-07-06 04:39:08 UTC (rev 10721)
@@ -35,6 +35,14 @@
core file sizes. If this option is disabled, processes
will not generate any core files.
+config CONFIG_FEATURE_INIT_SWAPON
+ bool " Should init run swapon if short on memory?"
+ default y
+ depends on CONFIG_INIT
+ help
+ If the system has less than one megabyte of total memory, init
+ will run '/sbin/swapon -a' to add swap memory.
+
config CONFIG_FEATURE_EXTRA_QUIET
bool " Should init be _extra_ quiet on boot?"
default y
Modified: trunk/busybox/init/init.c
===================================================================
--- trunk/busybox/init/init.c 2005-07-06 01:24:17 UTC (rev 10720)
+++ trunk/busybox/init/init.c 2005-07-06 04:39:08 UTC (rev 10721)
@@ -309,6 +309,7 @@
tcsetattr(fd, TCSANOW, &tty);
}
+#ifdef CONFIG_FEATURE_INIT_SWAPON
/* How much memory does this machine have?
Units are kBytes to avoid overflow on 4GB machines */
static unsigned int check_free_memory(void)
@@ -337,6 +338,7 @@
return(result * u);
}
}
+#endif /* CONFIG_FEATURE_INIT_SWAPON */
static void console_init(void)
{
@@ -910,6 +912,7 @@
}
}
+#ifdef CONFIG_FEATURE_INIT_SWAPON
/* Make sure there is enough memory to do something useful. *
* Calls "swapon -a" if needed so be sure /etc/fstab is present... */
static void check_memory(void)
@@ -937,6 +940,9 @@
message(CONSOLE, "Sorry, your computer does not have enough memory.");
loop_forever();
}
+#else
+# define check_memory()
+#endif /* CONFIG_FEATURE_INIT_SWAPON */
/* NOTE that if CONFIG_FEATURE_USE_INITTAB is NOT defined,
* then parse_inittab() simply adds in some default
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