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authorArchaic <archaic@linuxfromscratch.org>2005-06-27 23:17:32 +0000
committerArchaic <archaic@linuxfromscratch.org>2005-06-27 23:17:32 +0000
commit8446a0be74da27be100fdb8cf839db8d9e10e706 (patch)
tree2fe7dbcb8ee3ab67aad0c13a795fa3f5b8a7e841
parent4bcbf2936dcf99128f1f1b8afbc875819b8a9893 (diff)
Switched from mounting /dev on a ramfs to a tmpfs.
git-svn-id: http://svn.linuxfromscratch.org/LFS/trunk/BOOK@6208 4aa44e1e-78dd-0310-a6d2-fbcd4c07a689
-rw-r--r--chapter01/changelog.xml3
-rw-r--r--chapter06/devices.xml23
-rw-r--r--chapter06/kernfs.xml2
-rw-r--r--chapter07/udev.xml2
4 files changed, 17 insertions, 13 deletions
diff --git a/chapter01/changelog.xml b/chapter01/changelog.xml
index e2a00125d..603cfc708 100644
--- a/chapter01/changelog.xml
+++ b/chapter01/changelog.xml
@@ -91,6 +91,9 @@ First a summary, then a detailed log.</para>
</itemizedlist>
</listitem>
+<listitem><para>June 27th, 2005 [archaic]: Switched from mounting /dev on a
+ramfs to a tmpfs.</para></listitem>
+
<listitem><para>June 27th, 2005 [archaic]: Filled in text for errata page.
Thanks for the text, Steve!</para></listitem>
diff --git a/chapter06/devices.xml b/chapter06/devices.xml
index f16fdb780..c8a965314 100644
--- a/chapter06/devices.xml
+++ b/chapter06/devices.xml
@@ -22,19 +22,18 @@ mknod -m 666 /dev/null c 1 3</userinput></screen>
</sect2>
<sect2>
-<title>Mounting ramfs and Populating /dev</title>
+<title>Mounting tmpfs and Populating /dev</title>
<para>The recommended method of populating the <filename
class="directory">/dev</filename> directory with devices is to mount a virtual
-filesystem (such as <systemitem class="filesystem">ramfs</systemitem> or
-<systemitem class="filesystem">tmpfs</systemitem>) on the <filename
-class="directory">/dev</filename> directory, and allow the devices to be created
-dynamically on that virtual filesystem as they are detected or accessed. This is
-generally done during the boot process. Since this new system has not been
-booted, it is necessary to do what the bootscripts would otherwise do by
-mounting <filename class="directory">/dev</filename>:</para>
+filesystem (such as <systemitem class="filesystem">tmpfs</systemitem>) on the
+<filename class="directory">/dev</filename> directory, and allow the devices to
+be created dynamically on that virtual filesystem as they are detected or
+accessed. This is generally done during the boot process. Since this new system
+has not been booted, it is necessary to do what the bootscripts would otherwise
+do by mounting <filename class="directory">/dev</filename>:</para>
-<screen><userinput>mount -n -t ramfs none /dev</userinput></screen>
+<screen><userinput>mount -n -t tmpfs none /dev</userinput></screen>
<para>The Udev package is what actually creates the devices in the <filename
class="directory">/dev</filename> directory. Since it will not be installed
@@ -51,8 +50,10 @@ mknod -m 444 /dev/urandom c 1 9
chown root:tty /dev/{console,ptmx,tty}</userinput></screen>
<!-- -->
-<para>There are some symlinks and directories required by LFS that are
-not created by Udev, so create those here:</para>
+<para>There are some symlinks and directories required by LFS that are created
+during boot by the bootscripts. Since this is a chroot environment and not a
+booted environment, those symlinks and directories need to be created
+here:</para>
<screen><userinput>ln -s /proc/self/fd /dev/fd
ln -s /proc/self/fd/0 /dev/stdin
diff --git a/chapter06/kernfs.xml b/chapter06/kernfs.xml
index 0f925c979..2755dea13 100644
--- a/chapter06/kernfs.xml
+++ b/chapter06/kernfs.xml
@@ -29,7 +29,7 @@ environment.</para>
chroot environment. To keep the host up to date, perform a <quote>fake
mount</quote> for each of these now:</para>
-<screen><userinput>mount -f -t ramfs ramfs $LFS/dev
+<screen><userinput>mount -f -t tmpfs tmpfs $LFS/dev
mount -f -t tmpfs tmpfs $LFS/dev/shm
mount -f -t devpts -o gid=4,mode=620 devpts $LFS/dev/pts</userinput></screen>
diff --git a/chapter07/udev.xml b/chapter07/udev.xml
index 88e5a805b..5cdd2d363 100644
--- a/chapter07/udev.xml
+++ b/chapter07/udev.xml
@@ -27,7 +27,7 @@ numbers for every possible device that might exist in the world. Using
the udev method, only those devices which are detected by the kernel
get device nodes created for them. Because these device nodes will be
created each time the system boots, they will be stored on a
-<systemitem class="filesystem">ramfs</systemitem> (a file system that
+<systemitem class="filesystem">tmpfs</systemitem> (a file system that
resides entirely in memory and does not take up any disk space).
Device nodes do not require much disk space, so the memory that is
used is negligible.</para>