From: Dongjiu Geng Date: Tue, 7 Aug 2018 16:26:15 +0000 (-0400) Subject: arm64 / ACPI: clean the additional checks before calling ghes_notify_sea() X-Git-Tag: v4.19-rc1~159^2~1^5 X-Git-Url: http://git.osdn.net/view?a=commitdiff_plain;h=1035a0783523d8c730c44944a71b254f3a649e25;p=uclinux-h8%2Flinux.git arm64 / ACPI: clean the additional checks before calling ghes_notify_sea() In order to remove the additional check before calling the ghes_notify_sea(), make stub definition when !CONFIG_ACPI_APEI_SEA. After this cleanup, we can simply call the ghes_notify_sea() to let APEI driver handle the SEA notification. Signed-off-by: Dongjiu Geng Acked-by: Will Deacon Signed-off-by: Rafael J. Wysocki --- diff --git a/arch/arm64/mm/fault.c b/arch/arm64/mm/fault.c index b8eecc7b9531..9ffe01d7042a 100644 --- a/arch/arm64/mm/fault.c +++ b/arch/arm64/mm/fault.c @@ -727,12 +727,7 @@ static const struct fault_info fault_info[] = { int handle_guest_sea(phys_addr_t addr, unsigned int esr) { - int ret = -ENOENT; - - if (IS_ENABLED(CONFIG_ACPI_APEI_SEA)) - ret = ghes_notify_sea(); - - return ret; + return ghes_notify_sea(); } asmlinkage void __exception do_mem_abort(unsigned long addr, unsigned int esr, diff --git a/include/acpi/ghes.h b/include/acpi/ghes.h index 1624e2be485c..82cb4eb225a4 100644 --- a/include/acpi/ghes.h +++ b/include/acpi/ghes.h @@ -118,6 +118,10 @@ static inline void *acpi_hest_get_next(struct acpi_hest_generic_data *gdata) (void *)section - (void *)(estatus + 1) < estatus->data_length; \ section = acpi_hest_get_next(section)) +#ifdef CONFIG_ACPI_APEI_SEA int ghes_notify_sea(void); +#else +static inline int ghes_notify_sea(void) { return -ENOENT; } +#endif #endif /* GHES_H */