On Wednesday 17 October 2012, Jaegeuk Kim wrote: > As discussed with Dave, I propose the following items. > > [In v2] > - Extension list > : Mkfs supports configuring extensions by user, and that information > will be stored in the superblock. > I'll add a mount option to enable/disable using the extension list. > Instead, f2fs supports xattr to give a hint to any files. > After supporting this by VFS, it'll be removed. > - The number of active logs > : For compatibility, on-disk layout supports max 16 logs. > Instead, f2fs supports configuring the number of active logs that > will be used by a mount option. > The option supports 2, 4, and 6 logs. > - Section size > : Mkfs supports multiples of segments for a section, not power-of-two. > > [Future optimization] > - Data separation > : file access pattern > : Investigate the option to make large files erase block indirect rather > than > part of the normal logs > : sub-page write avoidance
Ok, sounds good! I'll comment separately on the xattr optimization, since I had some ideas on how to combine this with other optimizations. Arnd -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/