F2FS For Linux 4.1 Has New Features & Fixes

Written by Michael Larabel in Linux Storage on 18 April 2015 at 07:57 AM EDT. 8 Comments
Jaegeuk Kim sent in his updates of F2FS (the Flash-Friendly File-System) for the Linux 4.1 kernel.

New F2FS file-system features for this next kernel release include an in-memory extent_cache, an fs_shutdown feature to test power-off recovery, now uses inline_data to store a symlink path, F2FS is now shown as a non-misc file-system.

Important fixes for the F2FS file-system on Linux 4.1 include avoiding CPU stalls, fixing some power-off recovery procedures, fixes to handle broken symlink recovery, other power-related improvements, pre-allocation of data blocks for direct I/O, and various other fixes.

In total there's more than 60 patches and over 1,000 lines of new code making up the F2FS feature update for Linux 4.1. More details via the F2FS 4.1 pull request.
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