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authorLen Brown <len.brown@intel.com>2007-03-09 23:19:50 -0500
committerLen Brown <len.brown@intel.com>2007-03-09 23:19:50 -0500
commit63e34ca93a62f472144db60fa3b81111c0d15721 (patch)
tree2137a4b98360833e78cbb8edd5dce5b2ab5a0a60 /drivers/acpi/blacklist.c
parent51e7fff1c2b763da910db3a875eac5b992df91d9 (diff)
parent9327f46ee28116b17f15f6505edd90f905908d62 (diff)
Pull misc-for-upstream into release branch
Diffstat (limited to 'drivers/acpi/blacklist.c')
-rw-r--r--drivers/acpi/blacklist.c10
1 files changed, 8 insertions, 2 deletions
diff --git a/drivers/acpi/blacklist.c b/drivers/acpi/blacklist.c
index f289fd41e77..3ec110ce00c 100644
--- a/drivers/acpi/blacklist.c
+++ b/drivers/acpi/blacklist.c
@@ -79,11 +79,17 @@ static int __init blacklist_by_year(void)
{
int year = dmi_get_year(DMI_BIOS_DATE);
/* Doesn't exist? Likely an old system */
- if (year == -1)
+ if (year == -1) {
+ printk(KERN_ERR PREFIX "no DMI BIOS year, "
+ "acpi=force is required to enable ACPI\n" );
return 1;
+ }
/* 0? Likely a buggy new BIOS */
- if (year == 0)
+ if (year == 0) {
+ printk(KERN_ERR PREFIX "DMI BIOS year==0, "
+ "assuming ACPI-capable machine\n" );
return 0;
+ }
if (year < CONFIG_ACPI_BLACKLIST_YEAR) {
printk(KERN_ERR PREFIX "BIOS age (%d) fails cutoff (%d), "
"acpi=force is required to enable ACPI\n",