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register values" of the architecture manual, an isb instruction should be executed after updating ttbr0_el1 and before invalidating the TLB. The lack of this instruction in pmap_activate() appears to be the reason why andrew@ and I have observed an unexpected TLB entry for an invalid PTE on entry to pmap_enter_quick_locked(). Thus, we should now be able to revert the workaround committed in r349442. Reviewed by: markj MFC after: 1 week Differential Revision: https://reviews.freebsd.org/D20904 |
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acpica | ||
arm64 | ||
cavium | ||
cloudabi32 | ||
cloudabi64 | ||
conf | ||
coresight | ||
include | ||
linux | ||
qualcomm | ||
rockchip |