linux-kernel - [PATCH v1 09/11] gen_initramfs

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Message-Id: <1421781180-24425-10-git-send-email-zohar@linux.vnet.ibm.com>
Date:	Tue, 20 Jan 2015 14:12:58 -0500
From:	Mimi Zohar <zohar@...ux.vnet.ibm.com>
To:	initramfs <initramfs@...r.kernel.org>
Cc:	Mimi Zohar <zohar@...ux.vnet.ibm.com>,
	Al Viro <viro@...IV.linux.org.uk>,
	linux-ima-devel@...ts.sourceforge.net,
	linux-security-module <linux-security-module@...r.kernel.org>,
	linux-kernel <linux-kernel@...r.kernel.org>
Subject: [PATCH v1 09/11] gen_initramfs_list.sh: include xattrs

Support the new gen_init_cpio option to include extended attributes.
This patch adds support for the "-x" option and passes it to
gen_init_cpio.

Signed-off-by: Mimi Zohar <zohar@...ux.vnet.ibm.com>
---
 scripts/gen_initramfs_list.sh | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/scripts/gen_initramfs_list.sh b/scripts/gen_initramfs_list.sh
index 17fa901..8d10b9d 100755
--- a/scripts/gen_initramfs_list.sh
+++ b/scripts/gen_initramfs_list.sh
@@ -24,6 +24,7 @@ $0 [-o <file>] [-u <uid>] [-g <gid>] {-d | <cpio_source>} ...
 	-g <gid>       Group ID to map to group ID 0 (root).
 		       <gid> is only meaningful if <cpio_source> is a
 		       directory.  "squash" forces all files to gid 0.
+	-x             include file extended attributes in cpio archive.
 	<cpio_source>  File list or directory for cpio archive.
 		       If <cpio_source> is a .cpio file it will be used
 		       as direct input to initramfs.
@@ -223,6 +224,7 @@ root_gid=0
 dep_list=
 cpio_file=
 cpio_list=
+cpio_opts=
 output="/dev/stdout"
 output_file=""
 is_cpio_compressed=
@@ -278,6 +280,9 @@ while [ $# -gt 0 ]; do
 			default_list="$arg"
 			${dep_list}default_initramfs
 			;;
+		"-x")	# include extended attributers
+			cpio_opts="-x"
+			;;
 		"-h")
 			usage
 			exit 0
@@ -307,7 +312,8 @@ if [ ! -z ${output_file} ]; then
 			fi
 		fi
 		cpio_tfile="$(mktemp ${TMPDIR:-/tmp}/cpiofile.XXXXXX)"
-		usr/gen_init_cpio $timestamp ${cpio_list} > ${cpio_tfile}
+		usr/gen_init_cpio $timestamp ${cpio_opts} ${cpio_list} \
+			> ${cpio_tfile}
 	else
 		cpio_tfile=${cpio_file}
 	fi
-- 
1.8.1.4

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