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Humble question on actual journalling mechanism...

DISCUSSION Steven J. Hill 1 participant 1 message Sep 23, 2000 Memory technology devices (MTD)

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Greetings again.

I have been reading the JFFS code solid for the past two days now. I am about 1/4 the way through 'intrep.c' which is just huge. The function that I am currently looking at is 'jffs_insert_node'. I must humbly ask for how the underlying journaling/versioning works. In the explanation, if the manipulation of the members in the 'jffs_node' structure with regards to versioning could be explained, that would be great.

All the other files were easy to understand because it was just the basic calls for working with the flash and providing the upper level functions for superblock and inode interfacing with the kernel's VFS layer. 'intrep.c' is where the core is really at and I would appreciate some simple understanding.

Yes, I did look through the MTD archives. No, I did not look through the JFFS mailing list archives because they do not seem to exist anywhere off of the Axis page or anywhere else for that matter. I also apologize for the cross-post.

-Steve

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 Steven J. Hill - Embedded SW Engineer
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