28.11.2021 04:23, Michał Mirosław пишет: > On Fri, Nov 26, 2021 at 09:00:58PM +0300, Dmitry Osipenko wrote: >> Replace legacy pm_power_off with kernel_can_power_off() helper that >> is aware about chained power-off handlers. >> >> Signed-off-by: Dmitry Osipenko <digetx@xxxxxxxxx> >> --- >> drivers/memory/emif.c | 2 +- >> 1 file changed, 1 insertion(+), 1 deletion(-) >> >> diff --git a/drivers/memory/emif.c b/drivers/memory/emif.c >> index 762d0c0f0716..cab10d5274a0 100644 >> --- a/drivers/memory/emif.c >> +++ b/drivers/memory/emif.c >> @@ -630,7 +630,7 @@ static irqreturn_t emif_threaded_isr(int irq, void *dev_id) >> dev_emerg(emif->dev, "SDRAM temperature exceeds operating limit.. Needs shut down!!!\n"); >> >> /* If we have Power OFF ability, use it, else try restarting */ >> - if (pm_power_off) { >> + if (kernel_can_power_off()) { >> kernel_power_off(); >> } else { >> WARN(1, "FIXME: NO pm_power_off!!! trying restart\n"); > > BTW, this part of the code seems to be better moved to generic code that > could replace POWER_OFF request with REBOOT like it is done for reboot() > syscall. Not sure that it can be done. Somebody will have to verify that it won't break all those platform power-off handlers. Better to keep this code as-is in the context of this patchset.