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path: root/drivers/acpi/apei
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Diffstat (limited to 'drivers/acpi/apei')
-rw-r--r--drivers/acpi/apei/bert.c10
-rw-r--r--drivers/acpi/apei/erst.c2
-rw-r--r--drivers/acpi/apei/ghes.c19
-rw-r--r--drivers/acpi/apei/hest.c2
4 files changed, 17 insertions, 16 deletions
diff --git a/drivers/acpi/apei/bert.c b/drivers/acpi/apei/bert.c
index 19e50fcbf4d6..598fd19b65fa 100644
--- a/drivers/acpi/apei/bert.c
+++ b/drivers/acpi/apei/bert.c
@@ -29,6 +29,7 @@
#undef pr_fmt
#define pr_fmt(fmt) "BERT: " fmt
+#define ACPI_BERT_PRINT_MAX_LEN 1024
static int bert_disable;
@@ -58,8 +59,11 @@ static void __init bert_print_all(struct acpi_bert_region *region,
}
pr_info_once("Error records from previous boot:\n");
-
- cper_estatus_print(KERN_INFO HW_ERR, estatus);
+ if (region_len < ACPI_BERT_PRINT_MAX_LEN)
+ cper_estatus_print(KERN_INFO HW_ERR, estatus);
+ else
+ pr_info_once("Max print length exceeded, table data is available at:\n"
+ "/sys/firmware/acpi/tables/data/BERT");
/*
* Because the boot error source is "one-time polled" type,
@@ -77,7 +81,7 @@ static int __init setup_bert_disable(char *str)
{
bert_disable = 1;
- return 0;
+ return 1;
}
__setup("bert_disable", setup_bert_disable);
diff --git a/drivers/acpi/apei/erst.c b/drivers/acpi/apei/erst.c
index 242f3c2d5533..698d67cee052 100644
--- a/drivers/acpi/apei/erst.c
+++ b/drivers/acpi/apei/erst.c
@@ -891,7 +891,7 @@ EXPORT_SYMBOL_GPL(erst_clear);
static int __init setup_erst_disable(char *str)
{
erst_disable = 1;
- return 0;
+ return 1;
}
__setup("erst_disable", setup_erst_disable);
diff --git a/drivers/acpi/apei/ghes.c b/drivers/acpi/apei/ghes.c
index 0c5c9acc6254..d91ad378c00d 100644
--- a/drivers/acpi/apei/ghes.c
+++ b/drivers/acpi/apei/ghes.c
@@ -1457,33 +1457,35 @@ static struct platform_driver ghes_platform_driver = {
.remove = ghes_remove,
};
-static int __init ghes_init(void)
+void __init acpi_ghes_init(void)
{
int rc;
+ sdei_init();
+
if (acpi_disabled)
- return -ENODEV;
+ return;
switch (hest_disable) {
case HEST_NOT_FOUND:
- return -ENODEV;
+ return;
case HEST_DISABLED:
pr_info(GHES_PFX "HEST is not enabled!\n");
- return -EINVAL;
+ return;
default:
break;
}
if (ghes_disable) {
pr_info(GHES_PFX "GHES is not enabled!\n");
- return -EINVAL;
+ return;
}
ghes_nmi_init_cxt();
rc = platform_driver_register(&ghes_platform_driver);
if (rc)
- goto err;
+ return;
rc = apei_osc_setup();
if (rc == 0 && osc_sb_apei_support_acked)
@@ -1494,9 +1496,4 @@ static int __init ghes_init(void)
pr_info(GHES_PFX "APEI firmware first mode is enabled by APEI bit.\n");
else
pr_info(GHES_PFX "Failed to enable APEI firmware first mode.\n");
-
- return 0;
-err:
- return rc;
}
-device_initcall(ghes_init);
diff --git a/drivers/acpi/apei/hest.c b/drivers/acpi/apei/hest.c
index 0edc1ed47673..6aef1ee5e1bd 100644
--- a/drivers/acpi/apei/hest.c
+++ b/drivers/acpi/apei/hest.c
@@ -224,7 +224,7 @@ err:
static int __init setup_hest_disable(char *str)
{
hest_disable = HEST_DISABLED;
- return 0;
+ return 1;
}
__setup("hest_disable", setup_hest_disable);