linux-kernel - [PATCH][next] ACPI: APEI: EINJ: make read-only array non_mmio

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Message-ID: <20251219215900.494211-1-colin.i.king@gmail.com>
Date: Fri, 19 Dec 2025 21:59:00 +0000
From: Colin Ian King <colin.i.king@...il.com>
To: "Rafael J . Wysocki" <rafael@...nel.org>,
	Tony Luck <tony.luck@...el.com>,
	Borislav Petkov <bp@...en8.de>,
	Hanjun Guo <guohanjun@...wei.com>,
	Mauro Carvalho Chehab <mchehab@...nel.org>,
	Shuai Xue <xueshuai@...ux.alibaba.com>,
	Len Brown <lenb@...nel.org>,
	linux-acpi@...r.kernel.org
Cc: kernel-janitors@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: [PATCH][next] ACPI: APEI: EINJ: make read-only array non_mmio_desc static const

Don't populate the read-only array non_mmio_desc on the stack at run
time, instead make it static const.

Signed-off-by: Colin Ian King <colin.i.king@...il.com>
---
 drivers/acpi/apei/einj-core.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/acpi/apei/einj-core.c b/drivers/acpi/apei/einj-core.c
index 305c240a303f..f5bfdffe1e43 100644
--- a/drivers/acpi/apei/einj-core.c
+++ b/drivers/acpi/apei/einj-core.c
@@ -679,7 +679,7 @@ static bool is_allowed_range(u64 base_addr, u64 size)
 	 * region intersects with known resource. So do an allow list check for
 	 * IORES_DESCs that definitely or most likely not MMIO.
 	 */
-	int non_mmio_desc[] = {
+	static const int non_mmio_desc[] = {
 		IORES_DESC_CRASH_KERNEL,
 		IORES_DESC_ACPI_TABLES,
 		IORES_DESC_ACPI_NV_STORAGE,
-- 
2.51.0