On Thu, Nov 16, 2017 at 08:49:47AM +0800, Qu Wenruo wrote: > > But we never set the level to 0 at the point the compression actually > > happens. See zlib.c:zlib_set_level, if level is 0 then the level > > passed to zlib is 3. Z_DEFAULT_COMPRESSION is upstream zlib level 6, > > which is slower, we need zlib to stay in the real-time numbers. > > Right, I missed that. > > So should I still use 0, or use separate macro like > BTRFS_DEFAULT_ZLIB_LEVEL?
BTRFS_DEFAULT_ZLIB_LEVEL would be better, as this would address https://patchwork.kernel.org/patch/10021441/ -- To unsubscribe from this list: send the line "unsubscribe linux-btrfs" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
