Iteration optimisation #107
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The bug mentioned in trussed-dev/littlefs2#33 does not affect this PR anyway because the current behaviour of iteration is to consider any filesystem error as the end of the iteration, which means the bug does not change observed behaviour. |
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In favor of this, needs some conflict fixing. |
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This is built on top of #104 and #96, and trussed-dev/littlefs2#33
This PR:
Uses the apis added to trussed-dev/littlefs2#33 to improve the skipping that happens each time in$O(n)$ (with n being the number of files in the directory, but it should be much faster.
read_dir(_files)_next(). I think the operation is likely stillIt also exposes$O(n^2)$ operation
read_dir(_files)_nthsyscalls that make it possible to resume iteration at a certain point without having to iterate n time withread_dir(_files)_next, which is a