On Tue, Aug 28, 2018 at 04:51:15PM +0100, Julien Thierry wrote: > For EL0 entries requiring bp_hardening, daif status is kept at > DAIF_PROCCTX_NOIRQ until after hardening has been done. Then interrupts > are enabled through local_irq_enable(). > > Before using local_irq_* functions, daifflags should be properly restored > to a state where IRQs are enabled. > > Enable IRQs by restoring DAIF_PROCCTX state after bp hardening. > > Signed-off-by: Julien Thierry <julien.thie...@arm.com> > Cc: Catalin Marinas <catalin.mari...@arm.com> > Cc: Will Deacon <will.dea...@arm.com> > Cc: Mark Rutland <mark.rutl...@arm.com> > Cc: James Morse <james.mo...@arm.com>
Queued for 4.20. Thanks. -- Catalin
