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Re: What on Earth is JFFS2 GC doing?
David Woodhouse wrote:
> email@example.com said:
> > What does this " jffs2_free_all_node_refs" do anyway and why can't it
> > do it faster :)
> Oh yes. I'd forgotten about that, although as the comment implies I did
> realise at the time I wrote it just how bad it might be :)
Hmm the comment is above the function " jffs2_remove_node_ref_from_ino_list", but the
fn called in the profile is "jffs2_free_all_node_refs". Are they related?
> I suppose we just have to increase the jffs2_raw_node_ref from 16 bytes to
> 20 - unless anyone's got any better suggestions?
> /* Hmmm. Maybe we should accept the extra space it takes and make
> this a standard doubly-linked list? */
Care to elaborate a bit more? And what is the diff in performance that we are talking about?
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