Commits
Philipp Reisner committed e17117310b7
drbd: Replaced md_io_mutex by an atomic: md_io_in_use The new function drbd_md_get_buffer() aborts waiting for the buffer in case the disk failes in the meantime. Signed-off-by: Philipp Reisner <philipp.reisner@linbit.com> Signed-off-by: Lars Ellenberg <lars.ellenberg@linbit.com>