On Tue, Jul 28, 2020 at 06:33:53PM +0200, Christoph Hellwig wrote: > Hi Al and Linus, > > currently a lot of the file system calls in the early in code (and the > devtmpfs kthread) rely on the implicit set_fs(KERNEL_DS) during boot. > This is one of the few last remaining places we need to deal with to kill > off set_fs entirely, so this series adds new helpers that take kernel > pointers. These helpers are in init/ and marked __init and thus will > be discarded after bootup. A few also need to be duplicated in devtmpfs, > though unfortunately. > > The series sits on top of my previous > > "decruft the early init / initrd / initramfs code v2" Could you fold the fixes in the parent branch to avoid the bisect hazards? As it is, you have e.g. "initd: pass a non-f_pos offset to kernel_read/kernel_write" that ought to go into "initrd: switch initrd loading to struct file based APIs"...