On Fri, Jun 12, 2015 at 04:57:33PM -0500, Tejun Heo wrote: > FS_CGROUP_WRITEBACK indicates whether a file_system_type supports > cgroup writeback; however, different super_blocks of the same > file_system_type may or may not support cgroup writeback depending on > filesystem options. This patch replaces FS_CGROUP_WRITEBACK with a > kernel-internal super_block->s_flags MS_CGROUPWB. The concatenated > and abbreviated name is for consistency with other MS_* flags. Nak. As the uapi part makes it obvious the MS_ namespace is part of the userspace ABI. Please add a new in-kernel flags field instead. -- To unsubscribe from this list: send the line "unsubscribe linux-ext4" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html