Signed-off-by: Bernhard Walle <[email protected]>
---
platforms/image_ext2.in | 8 ++++++++
rules/post/image_ext2.make | 13 +++++++++++++
2 files changed, 21 insertions(+), 0 deletions(-)
diff --git a/platforms/image_ext2.in b/platforms/image_ext2.in
index b28c5e3..c26efd0 100644
--- a/platforms/image_ext2.in
+++ b/platforms/image_ext2.in
@@ -30,4 +30,12 @@ config IMAGE_EXT2_GZIP
help
FIXME: This item needs to be documented
+config IMAGE_EXT2_JOURNAL
+ bool
+ select HOST_E2FSPROGS
+ prompt "Add a journal to the ext2 file system image, making it ext3"
+ help
+ Enable this option if you want to mount the root file system as
+ ext3 image.
+
endif
diff --git a/rules/post/image_ext2.make b/rules/post/image_ext2.make
index 849c8fe..edddf56 100644
--- a/rules/post/image_ext2.make
+++ b/rules/post/image_ext2.make
@@ -24,6 +24,19 @@ $(IMAGEDIR)/root.ext2: $(STATEDIR)/image_working_dir
) | $(FAKEROOT) --
@echo "done."
+ifdef PTXCONF_IMAGE_EXT2_JOURNAL
+# # Since genext2fs cannot generate ext3 images, we use tune2fs to create
+# # the journal entry and then run e2fsck to update the revision from 0
+# # to 1 to prevent a mount warning. Since both programs lack a quiet
+# # mode we use output redirection (and since we're operating on files
+# # and not on real block devices, it's very unlikely that there are
+# # errors we want to see.
+ @echo -n "Adding a journal to root.ext2 ..."
+ @cd $(image/work_dir)
+ @tune2fs -j "$(IMAGEDIR)/root.ext2" >> /dev/null
+ @e2fsck -y "$(IMAGEDIR)/root.ext2" >> /dev/null 2>&1
+ @echo "done."
+endif
$(IMAGEDIR)/root.ext2.gz: $(IMAGEDIR)/root.ext2
@echo -n "Creating root.ext2.gz from root.ext2...";
--
1.7.6
--
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