[PATCH v2 02/11] ACPI: APEI: GHES: add ghes_cper.o stub
From: Ahmed Tiba <hidden>
Date: 2026-02-20 13:42:56
Also in:
linux-acpi, linux-devicetree, linux-doc
Subsystem:
acpi, acpi apei, the rest · Maintainers:
"Rafael J. Wysocki", Linus Torvalds
Introduce a dedicated ghes_cper translation unit so that follow-on commits can move helpers out of ghes.c without touching the build logic twice. This keeps the object in the tree while remaining functionally identical. Signed-off-by: Ahmed Tiba <redacted> --- drivers/acpi/apei/Makefile | 2 +- drivers/acpi/apei/ghes_cper.c | 26 ++++++++++++++++++++++++++ 2 files changed, 27 insertions(+), 1 deletion(-)
diff --git a/drivers/acpi/apei/Makefile b/drivers/acpi/apei/Makefile
index 1a0b85923cd4..b3774af70883 100644
--- a/drivers/acpi/apei/Makefile
+++ b/drivers/acpi/apei/Makefile@@ -1,6 +1,6 @@ # SPDX-License-Identifier: GPL-2.0 obj-$(CONFIG_ACPI_APEI) += apei.o -obj-$(CONFIG_ACPI_APEI_GHES) += ghes.o +obj-$(CONFIG_ACPI_APEI_GHES) += ghes.o ghes_cper.o # clang versions prior to 18 may blow out the stack with KASAN ifeq ($(CONFIG_COMPILE_TEST)_$(CONFIG_CC_IS_CLANG)_$(call clang-min-version, 180000),y_y_) KASAN_SANITIZE_ghes.o := n
diff --git a/drivers/acpi/apei/ghes_cper.c b/drivers/acpi/apei/ghes_cper.c
new file mode 100644
index 000000000000..63047322a3d9
--- /dev/null
+++ b/drivers/acpi/apei/ghes_cper.c@@ -0,0 +1,26 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * + * APEI GHES CPER helper translation unit - staging file for helper moves + * + * Copyright (C) 2026 ARM Ltd. + * Author: Ahmed Tiba <ahmed.tiba@arm.com> + * Based on ACPI APEI GHES driver. + * + */ + +#include <linux/err.h> +#include <linux/io.h> +#include <linux/kernel.h> +#include <linux/mm.h> +#include <linux/ratelimit.h> +#include <linux/slab.h> + +#include <acpi/apei.h> + +#include <asm/fixmap.h> +#include <asm/tlbflush.h> + +#include "apei-internal.h" + +/* Helper bodies will be moved here in follow-up commits. */
--
2.43.0