On Fri, Apr 11, 2014 at 06:52:42AM +0200, Fabian Frederick wrote: > Currently, there's no generic HW flush management support in kernel. > Only 7 filesystems have their own way to manage the barrier flag. > > This patch adds MS_BARRIER in sb_flags and conditionnaly issues the flush > in generic_file_fsync. Please don't add a binary mount option for something thast already is a text option in many filesystems. We can actually enable/disable cache flushes at the block device level, so I think this can be unconditional. -- To unsubscribe from this list: send the line "unsubscribe linux-fsdevel" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html