Re: add file system helpers that take kernel pointers for the init code v3

2020-07-26 Thread Al Viro
On Sun, Jul 26, 2020 at 06:26:27PM +0200, Christoph Hellwig wrote: > On Sun, Jul 26, 2020 at 06:24:26PM +0200, Christoph Hellwig wrote: > > Btw, care to take a look at > > > > http://git.infradead.org/users/hch/misc.git/shortlog/refs/heads/kernel_readwrite > > > > it has been in linux-next for

Re: add file system helpers that take kernel pointers for the init code v3

2020-07-26 Thread Christoph Hellwig
On Sun, Jul 26, 2020 at 06:24:26PM +0200, Christoph Hellwig wrote: > Btw, care to take a look at > > http://git.infradead.org/users/hch/misc.git/shortlog/refs/heads/kernel_readwrite > > it has been in linux-next for 2 1/2 weeks, and the only interesting > thing found was that btrfs didn't wire

Re: add file system helpers that take kernel pointers for the init code v3

2020-07-26 Thread Christoph Hellwig
On Sun, Jul 26, 2020 at 05:21:13PM +0100, Al Viro wrote: > On Sun, Jul 26, 2020 at 05:52:04PM +0200, Christoph Hellwig wrote: > > On Sun, Jul 26, 2020 at 08:49:28AM -0700, Linus Torvalds wrote: > > > On Sun, Jul 26, 2020 at 12:14 AM Christoph Hellwig wrote: > > > > > > > > Hi Al and Linus, > > >

Re: add file system helpers that take kernel pointers for the init code v3

2020-07-26 Thread Al Viro
On Sun, Jul 26, 2020 at 05:52:04PM +0200, Christoph Hellwig wrote: > On Sun, Jul 26, 2020 at 08:49:28AM -0700, Linus Torvalds wrote: > > On Sun, Jul 26, 2020 at 12:14 AM Christoph Hellwig wrote: > > > > > > Hi Al and Linus, > > > > > > currently a lot of the file system calls in the early in code

Re: add file system helpers that take kernel pointers for the init code v3

2020-07-26 Thread Christoph Hellwig
On Sun, Jul 26, 2020 at 08:49:28AM -0700, Linus Torvalds wrote: > On Sun, Jul 26, 2020 at 12:14 AM 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

Re: add file system helpers that take kernel pointers for the init code v3

2020-07-26 Thread Linus Torvalds
On Sun, Jul 26, 2020 at 12:14 AM 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