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authorAlexander Kapshuk <alexander.kapshuk@gmail.com>2015-10-12 21:40:02 +0300
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2015-10-17 21:55:26 -0700
commit1920c298e74b1b9982247bcc33f2a206271ec835 (patch)
tree99fb3d820d45e16d0c00c0af33457903ce5b3c89 /scripts
parent031c155a8c41edee6fad92dc4eee4c5fe2a06dea (diff)
downloadlinux-1920c298e74b1b9982247bcc33f2a206271ec835.tar.gz
ver_linux: proc/modules, limit text processing to 'sed'
This patch is more of a personal preference, rather than a fix for a problem.

The current implementation used a combination of both 'cat' and 'sed'
to generate an unsorted list of kernel modules separated by while space.

The proposed implementation uses 'sort' and 'sed' to generate a sort
list of kernel modules separated by while space.

Tested on:
Gentoo Linux
Debian 6.0.10
Oracle Linux Server release 7.1
Arch Linux
openSuSE 13.2

Signed-off-by: Alexander Kapshuk <alexander.kapshuk@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'scripts')
-rwxr-xr-xscripts/ver_linux17
1 files changed, 13 insertions, 4 deletions
diff --git a/scripts/ver_linux b/scripts/ver_linux
index ae426c2e6f2a..024a11ac8b97 100755
--- a/scripts/ver_linux
+++ b/scripts/ver_linux
@@ -178,7 +178,16 @@ awk '/version/{
 	substr($0,RSTART,RLENGTH))
 }'
 
-if [ -e /proc/modules ]; then
-    X=`cat /proc/modules | sed -e "s/ .*$//"`
-    echo "Modules Loaded         "$X
-fi
+test -e /proc/modules &&
+sort /proc/modules |
+sed '
+	s/ .*//
+	H
+${
+	g
+	s/^\n/Modules Loaded\t\t/
+	y/\n/ /
+	q
+}
+	d
+'