On Mon, Dec 03, 2018 at 06:06:01PM +0000, James Morse wrote: > To split up APEIs in_nmi() path, the caller needs to always be > in_nmi(). KVM shouldn't have to know about this, pull the RAS plumbing > out into a header file. > > Currently guest synchronous external aborts are claimed as RAS > notifications by handle_guest_sea(), which is hidden in the arch codes > mm/fault.c. 32bit gets a dummy declaration in system_misc.h. > > There is going to be more of this in the future if/when the kernel > supports the SError-based firmware-first notification mechanism and/or > kernel-first notifications for both synchronous external abort and > SError. Each of these will come with some Kconfig symbols and a > handful of header files. > > Create a header file for all this. > > This patch gives handle_guest_sea() a 'kvm_' prefix, and moves the > declarations to kvm_ras.h as preparation for a future patch that moves > the ACPI-specific RAS code out of mm/fault.c. > > Signed-off-by: James Morse <james.morse@xxxxxxx> > Reviewed-by: Punit Agrawal <punit.agrawal@xxxxxxx> > Acked-by: Marc Zyngier <marc.zyngier@xxxxxxx> > Tested-by: Tyler Baicar <tbaicar@xxxxxxxxxxxxxx> For the arm64 bits here: Acked-by: Catalin Marinas <catalin.marinas@xxxxxxx>
