diff options
| author | Lin Ming <ming.m.lin@intel.com> | 2010-04-01 06:47:56 +0400 |
|---|---|---|
| committer | Len Brown <len.brown@intel.com> | 2010-04-20 18:43:16 +0400 |
| commit | 729df0f848daf2f17d02107199fa92efe909d995 (patch) | |
| tree | d4ece34a277019368999fd36a0bf15a39eeaa742 /drivers/acpi/acpica/actables.h | |
| parent | c1637e9c649a0eb72c467041d78275aabdd48a41 (diff) | |
| download | linux-729df0f848daf2f17d02107199fa92efe909d995.tar.xz | |
ACPICA: Add detection of corrupted/replaced DSDT
This change adds support to detect a DSDT that has been corrupted
and/or replaced from outside the OS (by firmware). This is
typically catastrophic for the system, but has been seen on
some machines.
https://bugzilla.kernel.org/show_bug.cgi?id=14679
Signed-off-by: Lin Ming <ming.m.lin@intel.com>
Signed-off-by: Bob Moore <robert.moore@intel.com>
Signed-off-by: Len Brown <len.brown@intel.com>
Diffstat (limited to 'drivers/acpi/acpica/actables.h')
| -rw-r--r-- | drivers/acpi/acpica/actables.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/acpi/acpica/actables.h b/drivers/acpi/acpica/actables.h index 8ff3b741df28..fc52b6f2d69c 100644 --- a/drivers/acpi/acpica/actables.h +++ b/drivers/acpi/acpica/actables.h @@ -107,6 +107,8 @@ u8 acpi_tb_checksum(u8 *buffer, u32 length); acpi_status acpi_tb_verify_checksum(struct acpi_table_header *table, u32 length); +void acpi_tb_check_dsdt_header(void); + void acpi_tb_install_table(acpi_physical_address address, char *signature, u32 table_index); |