On Fri, Sep 11, 2020 at 5:15 PM Elena Petrova wrote:
> On Thu, 10 Sep 2020 at 20:35, Jann Horn wrote:
> > On Thu, Sep 10, 2020 at 3:48 PM Elena Petrova wrote:
> > > in_ubsan field of task_struct is only used in lib/ubsan.c, which in its
> > > turn is used only `ifneq ($(CONFIG_UBSAN_TRAP),y)`.
>
Hi Jann,
On Thu, 10 Sep 2020 at 20:35, Jann Horn wrote:
>
> On Thu, Sep 10, 2020 at 3:48 PM Elena Petrova wrote:
> > in_ubsan field of task_struct is only used in lib/ubsan.c, which in its
> > turn is used only `ifneq ($(CONFIG_UBSAN_TRAP),y)`.
> >
> > Removing unnecessary field from a task_stru
in_ubsan field of task_struct is only used in lib/ubsan.c, which in its
turn is used only `ifneq ($(CONFIG_UBSAN_TRAP),y)`.
Removing unnecessary field from a task_struct will help preserve the
ABI between vanilla and CONFIG_UBSAN_TRAP'ed kernels. In particular,
this will help enabling bounds sanit
On Thu, Sep 10, 2020 at 3:48 PM Elena Petrova wrote:
> in_ubsan field of task_struct is only used in lib/ubsan.c, which in its
> turn is used only `ifneq ($(CONFIG_UBSAN_TRAP),y)`.
>
> Removing unnecessary field from a task_struct will help preserve the
> ABI between vanilla and CONFIG_UBSAN_TRAP'
On Thu, Sep 10, 2020 at 02:48:02PM +0100, Elena Petrova wrote:
> in_ubsan field of task_struct is only used in lib/ubsan.c, which in its
> turn is used only `ifneq ($(CONFIG_UBSAN_TRAP),y)`.
>
> Removing unnecessary field from a task_struct will help preserve the
> ABI between vanilla and CONFIG_U
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