From: Matthew Wilcox
> Sent: 16 May 2020 16:37
...
> > Basically:
> >
> > This patch sequence (to be written) does the following:
> >
> > Patch 1: Change __sys_setsockopt() to allocate a kernel buffer,
> > copy the data into it then call set_fs(KERNEL_DS).
> > An on-stack buffer (
On Sat, May 16, 2020 at 03:11:40PM +, David Laight wrote:
> From: David Howells
> > Sent: 15 May 2020 16:20
> > Christoph Hellwig wrote:
> >
> > > > The advantage on using kernel_setsockopt here is that sctp module will
> > > > only be loaded if dlm actually creates a SCTP socket. With this
From: Christoph Hellwig
> Sent: 15 May 2020 16:25
> On Fri, May 15, 2020 at 04:20:02PM +0100, David Howells wrote:
> > Christoph Hellwig wrote:
> >
> > > > The advantage on using kernel_setsockopt here is that sctp module will
> > > > only be loaded if dlm actually creates a SCTP socket. With thi
From: David Howells
> Sent: 15 May 2020 16:20
> Christoph Hellwig wrote:
>
> > > The advantage on using kernel_setsockopt here is that sctp module will
> > > only be loaded if dlm actually creates a SCTP socket. With this
> > > change, sctp will be loaded on setups that may not be actually using
On Fri, May 15, 2020 at 04:20:02PM +0100, David Howells wrote:
> Christoph Hellwig wrote:
>
> > > The advantage on using kernel_setsockopt here is that sctp module will
> > > only be loaded if dlm actually creates a SCTP socket. With this
> > > change, sctp will be loaded on setups that may not
Christoph Hellwig wrote:
> > The advantage on using kernel_setsockopt here is that sctp module will
> > only be loaded if dlm actually creates a SCTP socket. With this
> > change, sctp will be loaded on setups that may not be actually using
> > it. It's a quite big module and might expose the sy
On Thu, May 14, 2020 at 12:40:40PM +0200, Christoph Hellwig wrote:
> On Wed, May 13, 2020 at 03:00:58PM -0300, Marcelo Ricardo Leitner wrote:
> > On Wed, May 13, 2020 at 08:26:42AM +0200, Christoph Hellwig wrote:
> > > And call it directly from dlm instead of going through kernel_setsockopt.
> >
>
On Wed, May 13, 2020 at 03:00:58PM -0300, Marcelo Ricardo Leitner wrote:
> On Wed, May 13, 2020 at 08:26:42AM +0200, Christoph Hellwig wrote:
> > And call it directly from dlm instead of going through kernel_setsockopt.
>
> The advantage on using kernel_setsockopt here is that sctp module will
> o
From: Marcelo Ricardo Leitner
> Sent: 13 May 2020 19:01
> On Wed, May 13, 2020 at 08:26:42AM +0200, Christoph Hellwig wrote:
> > And call it directly from dlm instead of going through kernel_setsockopt.
>
> The advantage on using kernel_setsockopt here is that sctp module will
> only be loaded if
On Wed, May 13, 2020 at 03:00:58PM -0300, Marcelo Ricardo Leitner wrote:
> On Wed, May 13, 2020 at 08:26:42AM +0200, Christoph Hellwig wrote:
> > And call it directly from dlm instead of going through kernel_setsockopt.
>
> The advantage on using kernel_setsockopt here is that sctp module will
> o
On Wed, May 13, 2020 at 08:26:42AM +0200, Christoph Hellwig wrote:
> And call it directly from dlm instead of going through kernel_setsockopt.
The advantage on using kernel_setsockopt here is that sctp module will
only be loaded if dlm actually creates a SCTP socket. With this
change, sctp will b
And call it directly from dlm instead of going through kernel_setsockopt.
Signed-off-by: Christoph Hellwig
---
fs/dlm/lowcomms.c | 13 -
include/net/sctp/sctp.h | 3 +++
net/sctp/socket.c | 5 +++--
3 files changed, 14 insertions(+), 7 deletions(-)
diff --git a/fs/dlm/
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