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author | Chen Gong <gong.chen@linux.intel.com> | 2012-03-03 03:56:43 (GMT) |
---|---|---|
committer | Len Brown <len.brown@intel.com> | 2012-03-30 07:30:18 (GMT) |
commit | 185210cc754754c2504afcef9d1c9cd4b8761a9c (patch) | |
tree | 81ac9a251dfd1100d3ed85c3161fbbcd488f43c3 /drivers | |
parent | 7ed28f2ed43ece424ff2fa4dedac7928bb37a23a (diff) | |
download | linux-185210cc754754c2504afcef9d1c9cd4b8761a9c.tar.xz |
ACPI, APEI, EINJ, limit the range of einj_param
On the platforms with ACPI4.x support, parameter extension
is not always doable, which means only parameter extension
is enabled, einj_param can take effect.
v2->v1: stopping early in einj_get_parameter_address for einj_param
Signed-off-by: Chen Gong <gong.chen@linux.intel.com>
Acked-by: Tony Luck <tony.luck@intel.com>
Signed-off-by: Len Brown <len.brown@intel.com>
Diffstat (limited to 'drivers')
-rw-r--r-- | drivers/acpi/apei/einj.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/acpi/apei/einj.c b/drivers/acpi/apei/einj.c index 4ca087d..3d3816f 100644 --- a/drivers/acpi/apei/einj.c +++ b/drivers/acpi/apei/einj.c @@ -238,7 +238,7 @@ static void *einj_get_parameter_address(void) return v5param; } } - if (paddrv4) { + if (param_extension && paddrv4) { struct einj_parameter *v4param; v4param = acpi_os_map_memory(paddrv4, sizeof(*v4param)); |