diff options
Diffstat (limited to 'arch/arm64/mm/fault.c')
| -rw-r--r-- | arch/arm64/mm/fault.c | 24 |
1 files changed, 5 insertions, 19 deletions
diff --git a/arch/arm64/mm/fault.c b/arch/arm64/mm/fault.c index c76dc981e3fc..e1c84c2e1cab 100644 --- a/arch/arm64/mm/fault.c +++ b/arch/arm64/mm/fault.c @@ -18,6 +18,7 @@ * along with this program. If not, see <http://www.gnu.org/licenses/>. */ +#include <linux/acpi.h> #include <linux/extable.h> #include <linux/signal.h> #include <linux/mm.h> @@ -33,6 +34,7 @@ #include <linux/preempt.h> #include <linux/hugetlb.h> +#include <asm/acpi.h> #include <asm/bug.h> #include <asm/cmpxchg.h> #include <asm/cpufeature.h> @@ -47,8 +49,6 @@ #include <asm/tlbflush.h> #include <asm/traps.h> -#include <acpi/ghes.h> - struct fault_info { int (*fn)(unsigned long addr, unsigned int esr, struct pt_regs *regs); @@ -643,19 +643,10 @@ static int do_sea(unsigned long addr, unsigned int esr, struct pt_regs *regs) inf = esr_to_fault_info(esr); /* - * Synchronous aborts may interrupt code which had interrupts masked. - * Before calling out into the wider kernel tell the interested - * subsystems. + * Return value ignored as we rely on signal merging. + * Future patches will make this more robust. */ - if (IS_ENABLED(CONFIG_ACPI_APEI_SEA)) { - if (interrupts_enabled(regs)) - nmi_enter(); - - ghes_notify_sea(); - - if (interrupts_enabled(regs)) - nmi_exit(); - } + apei_claim_sea(regs); if (esr & ESR_ELx_FnV) siaddr = NULL; @@ -733,11 +724,6 @@ static const struct fault_info fault_info[] = { { do_bad, SIGKILL, SI_KERNEL, "unknown 63" }, }; -int kvm_handle_guest_sea(phys_addr_t addr, unsigned int esr) -{ - return ghes_notify_sea(); -} - asmlinkage void __exception do_mem_abort(unsigned long addr, unsigned int esr, struct pt_regs *regs) { |