From: eLinux.org

F2FS

F2FS is a flash-friendly filesystem, developed by Samsung, and
introduced into version 3.8 of the Linux kernel.

Here is some information on it:

• wikipedia entry for F2FS
• Presentation given at ELC, in February, 2013
  • Flash-Friendly File System
    (PDF)
• Presentation given at ELC Europe, in November 2012
  • A New File System Designed for Flash Storage in Mobile
    (PDF)
• Samsung’s F2FS Filesystem -
  LWN.net article from October of 2012
• An f2fs teardown - technical
  analysis by Neil Brown on LWN.net
  • This article has very good technical details explaining the pros
    and cons of the filesystem.
  • Also, some of the comments to the article have good information.