From: Al Viro
> Sent: 27 July 2020 14:48
>
> On Mon, Jul 27, 2020 at 09:51:45AM +, David Laight wrote:
>
> > I'm sure there is code that processes options in chunks.
> > This probably means it is possible to put a chunk boundary
> > at the end of userspace and continue processing the very sta
On Mon, Jul 27, 2020 at 09:51:45AM +, David Laight wrote:
> I'm sure there is code that processes options in chunks.
> This probably means it is possible to put a chunk boundary
> at the end of userspace and continue processing the very start
> of kernel memory.
>
> At best this faults on the
From: David Miller
> Sent: 24 July 2020 23:44
>
> From: Christoph Hellwig
> Date: Thu, 23 Jul 2020 08:08:42 +0200
>
> > setsockopt is the last place in architecture-independ code that still
> > uses set_fs to force the uaccess routines to operate on kernel pointers.
> >
> > This series adds a ne
From: Christoph Hellwig
Date: Sun, 26 Jul 2020 09:03:11 +0200
> On Fri, Jul 24, 2020 at 03:43:42PM -0700, David Miller wrote:
>> > Changes since v1:
>> > - check that users don't pass in kernel addresses
>> > - more bpfilter cleanups
>> > - cosmetic mptcp tweak
>>
>> Series applied to net-nex
On Jul 26 2020, Christoph Hellwig wrote:
> From 6601732f7a54db5f04efba08f7e9224e5b757112 Mon Sep 17 00:00:00 2001
> From: Christoph Hellwig
> Date: Sun, 26 Jul 2020 09:00:09 +0200
> Subject: mISDN: remove a debug printk in data_sock_setsockopt
>
> The %p won't work with the new sockptr_t type. B
On Fri, Jul 24, 2020 at 03:43:42PM -0700, David Miller wrote:
> > Changes since v1:
> > - check that users don't pass in kernel addresses
> > - more bpfilter cleanups
> > - cosmetic mptcp tweak
>
> Series applied to net-next, I'm build testing and will push this out when
> that is done.
The bu
From: Christoph Hellwig
Date: Thu, 23 Jul 2020 08:08:42 +0200
> setsockopt is the last place in architecture-independ code that still
> uses set_fs to force the uaccess routines to operate on kernel pointers.
>
> This series adds a new sockptr_t type that can contained either a kernel
> or user
Hi Dave,
setsockopt is the last place in architecture-independ code that still
uses set_fs to force the uaccess routines to operate on kernel pointers.
This series adds a new sockptr_t type that can contained either a kernel
or user pointer, and which has accessors that do the right thing, and
th
