From 8e66be071bd4d44e8870a37d2e1a9109c47ef22e Mon Sep 17 00:00:00 2001 From: Bartosz Szczepanek Date: Wed, 23 Apr 2025 08:56:36 +0000 Subject: [PATCH] ACPI: tables: Improve logging around acpi_initialize_tables() Emit a warning that includes return code in a readable format. Example: ACPI: Failed to initialize tables, status=0x5 (AE_NOT_FOUND) No other functional changes intended. Signed-off-by: Bartosz Szczepanek Link: https://patch.msgid.link/20250423085637.38658-1-bsz@amazon.de [ rjw: Subject and changelog edits ] Signed-off-by: Rafael J. Wysocki --- drivers/acpi/tables.c | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) diff --git a/drivers/acpi/tables.c b/drivers/acpi/tables.c index 0a9ade7117bd..fa9bb8c8ce95 100644 --- a/drivers/acpi/tables.c +++ b/drivers/acpi/tables.c @@ -719,8 +719,12 @@ int __init acpi_locate_initial_tables(void) } status = acpi_initialize_tables(initial_tables, ACPI_MAX_TABLES, 0); - if (ACPI_FAILURE(status)) + if (ACPI_FAILURE(status)) { + const char *msg = acpi_format_exception(status); + + pr_warn("Failed to initialize tables, status=0x%x (%s)", status, msg); return -EINVAL; + } return 0; } -- 2.50.1