Arch Linux, a lightweight and flexible Linux distro that tries to Keep It Simple. The current installation 2011.08.19 features support for Linux 3.
According to the Arch Linux the team, this release also supports the syslinux bootloader & offers experimental Btrfs and NILFS2 file-systems. Also a more flexible source-file selection is available, the AIF installation package is now more flexible by supporting multiple local and/or remote repositories.
Other revisions include initscripts 2011.07.3, glibc 2.14, netcfg 2.6.7 & mkinitcpio Arch Linux's own dynamic initramfs file-system creator has been updated to 0.7.2.
You can download the latest release of Arch Linux here.