On Wed, Apr 17, 2019 at 05:16:18PM +0200, Jessica Yu wrote:
> +++ Steven Rostedt [10/04/19 20:44 -0400]:
> > On Wed, 10 Apr 2019 16:29:02 -0400
> > Joel Fernandes wrote:
> >
> > > The srcu structure pointer array is modified at module load time because
> > > the
> > > array is fixed up by the mo
On Wed, Apr 17, 2019 at 05:16:18PM +0200, Jessica Yu wrote:
> +++ Steven Rostedt [10/04/19 20:44 -0400]:
> >On Wed, 10 Apr 2019 16:29:02 -0400
> >Joel Fernandes wrote:
> >
> >>The srcu structure pointer array is modified at module load time because the
> >>array is fixed up by the module loader at
+++ Steven Rostedt [10/04/19 20:44 -0400]:
On Wed, 10 Apr 2019 16:29:02 -0400
Joel Fernandes wrote:
The srcu structure pointer array is modified at module load time because the
array is fixed up by the module loader at load-time with the final locations
of the tracepoints right? Basically rel
On Thu, Apr 11, 2019 at 09:19:55AM -0400, Steven Rostedt wrote:
> On Thu, 11 Apr 2019 04:21:06 -0400
> Joel Fernandes wrote:
>
> > Patch 2/3 and 3/3 would not be nececessary if this works out. 1/3 may be a
> > nice clean up but is not something urgent and we could do that in the future
> > if nee
On Thu, Apr 11, 2019 at 04:21:06AM -0400, Joel Fernandes wrote:
> On Wed, Apr 10, 2019 at 08:44:01PM -0400, Steven Rostedt wrote:
> > On Wed, 10 Apr 2019 16:29:02 -0400
> > Joel Fernandes wrote:
> >
> > > The srcu structure pointer array is modified at module load time because
> > > the
> > > ar
On Thu, 11 Apr 2019 04:21:06 -0400
Joel Fernandes wrote:
> Patch 2/3 and 3/3 would not be nececessary if this works out. 1/3 may be a
> nice clean up but is not something urgent and we could do that in the future
> if needed.
Well, jump_labels is "special" because it requires sorting the RO data
On Wed, Apr 10, 2019 at 08:44:01PM -0400, Steven Rostedt wrote:
> On Wed, 10 Apr 2019 16:29:02 -0400
> Joel Fernandes wrote:
>
> > The srcu structure pointer array is modified at module load time because the
> > array is fixed up by the module loader at load-time with the final locations
> > of t
On Wed, 10 Apr 2019 16:29:02 -0400
Joel Fernandes wrote:
> The srcu structure pointer array is modified at module load time because the
> array is fixed up by the module loader at load-time with the final locations
> of the tracepoints right? Basically relocation fixups. At compile time, I
> bel
On Wed, Apr 10, 2019 at 04:11:12PM -0400, Steven Rostedt wrote:
> On Wed, 10 Apr 2019 15:57:08 -0400
> "Joel Fernandes (Google)" wrote:
>
> > This series hardens the tracepoints in modules by making the array of
> > pointers referring to the tracepoints as read-only. This array is needed
> > duri
On Wed, 10 Apr 2019 15:57:08 -0400
"Joel Fernandes (Google)" wrote:
> This series hardens the tracepoints in modules by making the array of
> pointers referring to the tracepoints as read-only. This array is needed
> during module unloading to verify that the tracepoint is quiescent.
> There is n
This series hardens the tracepoints in modules by making the array of
pointers referring to the tracepoints as read-only. This array is needed
during module unloading to verify that the tracepoint is quiescent.
There is no reason for the array to be to be writable after init, and
can cause security
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