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 <[email protected]> > Cc: Catalin Marinas <[email protected]> > Cc: Will Deacon <[email protected]> > Cc: Mark Rutland <[email protected]> > Cc: James Morse <[email protected]>
Queued for 4.20. Thanks. -- Catalin
