On Wed, Feb 28, 2024 at 06:51:49PM +0100, Alexandre Ghiti wrote:
> For now, we use stop_machine() to patch the text and when we use IPIs for
> remote icache flushes (which is emitted in patch_text_nosync()), the system
> hangs.
>
> So instead, make sure every cpu executes the stop_machine()
On Wed, Feb 28, 2024 at 7:21 PM Samuel Holland
wrote:
>
> Hi Alex,
>
> On 2024-02-28 11:51 AM, Alexandre Ghiti wrote:
> > For now, we use stop_machine() to patch the text and when we use IPIs for
> > remote icache flushes (which is emitted in patch_text_nosync()), the system
> > hangs.
> >
> > So
Hi Alex,
On 2024-02-28 11:51 AM, Alexandre Ghiti wrote:
> For now, we use stop_machine() to patch the text and when we use IPIs for
> remote icache flushes (which is emitted in patch_text_nosync()), the system
> hangs.
>
> So instead, make sure every cpu executes the stop_machine() patching
>
For now, we use stop_machine() to patch the text and when we use IPIs for
remote icache flushes (which is emitted in patch_text_nosync()), the system
hangs.
So instead, make sure every cpu executes the stop_machine() patching
function and emit a local icache flush there.
Co-developed-by: Björn
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