The patch titled
Subject: scripts/gen_initramfs_list.sh: teach INITRAMFS_ROOT_UID and INITRAMFS_ROOT_GID that -1 means "current user".
has been added to the -mm tree. Its filename is
teach-initramfs_root_uid-and-initramfs_root_gid-that-1-means-current-user.patch
This patch should soon appear at
http://ozlabs.org/~akpm/mmots/broken-out/teach-initramfs_root_uid-and-initramfs_root_gid-that-1-means-current-user.patch
and later at
http://ozlabs.org/~akpm/mmotm/broken-out/teach-initramfs_root_uid-and-initramfs_root_gid-that-1-means-current-user.patch
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------------------------------------------------------
From: Rob Landley <rob@xxxxxxxxxxx>
Subject: scripts/gen_initramfs_list.sh: teach INITRAMFS_ROOT_UID and INITRAMFS_ROOT_GID that -1 means "current user".
Teach INITRAMFS_ROOT_UID and INITRAMFS_ROOT_GID that -1 means "current user".
Link: http://lkml.kernel.org/r/2df3a9fb-4378-fa16-679d-99e788926c05@xxxxxxxxxxx
Signed-off-by: Rob Landley <rob@xxxxxxxxxxx>
Cc: Michal Marek <mmarek@xxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
scripts/gen_initramfs_list.sh | 2 ++
usr/Kconfig | 12 ++++--------
2 files changed, 6 insertions(+), 8 deletions(-)
diff -puN scripts/gen_initramfs_list.sh~teach-initramfs_root_uid-and-initramfs_root_gid-that-1-means-current-user scripts/gen_initramfs_list.sh
--- a/scripts/gen_initramfs_list.sh~teach-initramfs_root_uid-and-initramfs_root_gid-that-1-means-current-user
+++ a/scripts/gen_initramfs_list.sh
@@ -271,10 +271,12 @@ while [ $# -gt 0 ]; do
case "$arg" in
"-u") # map $1 to uid=0 (root)
root_uid="$1"
+ [ "$root_uid" = "-1" ] && root_uid=$(id -u || echo 0)
shift
;;
"-g") # map $1 to gid=0 (root)
root_gid="$1"
+ [ "$root_gid" = "-1" ] && root_gid=$(id -g || echo 0)
shift
;;
"-d") # display default initramfs list
diff -puN usr/Kconfig~teach-initramfs_root_uid-and-initramfs_root_gid-that-1-means-current-user usr/Kconfig
--- a/usr/Kconfig~teach-initramfs_root_uid-and-initramfs_root_gid-that-1-means-current-user
+++ a/usr/Kconfig
@@ -36,10 +36,8 @@ config INITRAMFS_ROOT_UID
depends on INITRAMFS_SOURCE!=""
default "0"
help
- This setting is only meaningful if the INITRAMFS_SOURCE is
- contains a directory. Setting this user ID (UID) to something
- other than "0" will cause all files owned by that UID to be
- owned by user root in the initial ramdisk image.
+ If INITRAMFS_SOURCE points to a directory, files owned by this UID
+ (-1 = current user) will be owned by root in the resulting image.
If you are not sure, leave it set to "0".
@@ -48,10 +46,8 @@ config INITRAMFS_ROOT_GID
depends on INITRAMFS_SOURCE!=""
default "0"
help
- This setting is only meaningful if the INITRAMFS_SOURCE is
- contains a directory. Setting this group ID (GID) to something
- other than "0" will cause all files owned by that GID to be
- owned by group root in the initial ramdisk image.
+ If INITRAMFS_SOURCE points to a directory, files owned by this GID
+ (-1 = current group) will be owned by root in the resulting image.
If you are not sure, leave it set to "0".
_
Patches currently in -mm which might be from rob@xxxxxxxxxxx are
teach-initramfs_root_uid-and-initramfs_root_gid-that-1-means-current-user.patch
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