[FE training-materials-updates] Tinysystem lab: explain why halt works

Michael Opdenacker michael.opdenacker at free-electrons.com
Wed Jun 4 19:05:18 CEST 2014

Repository : git://git.free-electrons.com/training-materials.git

On branch  : master
Link       : http://git.free-electrons.com/training-materials/commit/?id=c69bc45f7901393525b6c3d905ba14f273f3a714


commit c69bc45f7901393525b6c3d905ba14f273f3a714
Author: Michael Opdenacker <michael.opdenacker at free-electrons.com>
Date:   Wed Jun 4 19:04:32 2014 +0200

    Tinysystem lab: explain why halt works
    Signed-off-by: Michael Opdenacker <michael.opdenacker at free-electrons.com>


 labs/sysdev-tinysystem/sysdev-tinysystem.tex |    6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/labs/sysdev-tinysystem/sysdev-tinysystem.tex b/labs/sysdev-tinysystem/sysdev-tinysystem.tex
index 3b01cfe..04f0fd9 100644
--- a/labs/sysdev-tinysystem/sysdev-tinysystem.tex
+++ b/labs/sysdev-tinysystem/sysdev-tinysystem.tex
@@ -184,8 +184,10 @@ From the Linux command line in the target, create the \code{proc}, \code{sys} an
 Now mount the \code{proc} virtual filesystem. Now that \code{/proc} is
 available, test again the \code{ps} command.
-Note that you can also halt your target in a clean way with the \code{halt}
-command, thanks to \code{proc} being mounted.
+Note that you can also now halt your target in a clean way with the \code{halt}
+command, thanks to \code{proc} being mounted \footnote{\code{halt}
+can find the list of mounted filesystems in \code{/proc/mounts}, and
+unmount each of them in a clean way before shutting down.}.
 \section{System configuration and startup}

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