search for: aux_tree_lookup

...gurations btrfs_stage1_5 doesn''t exceed 62 sectors in size and can be installed to the boot area. Technical overview: Things are complicated because of logical/physical block translations. We can not afford to maintain a long cache, so grub will search like a mad. The main search routine aux_tree_lookup() is recursive with depth 2. On the upper level we traverse the chunk tree and scroll the system array for a translation map. We have 3 different pools for search so that logical threads (e.g. name resolution, updating fs_root, looking for translation map) won''t step on each other. Every s...

Hi, The following patches add support for ext4 and btrfs to PV-GRUB. These patches are taken nearly verbatim from those provided by Fedora and Gentoo. We''ve been using these patches for the PV-GRUB images available in EC2 for some time now with no problems. Changes from v1: - Makefile has been changed to check the exit code from patch - The btrfs patch has been rebased to apply