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| author | Andi Kleen <ak@suse.de> | 2006-10-21 18:37:02 +0200 |
|---|---|---|
| committer | Andi Kleen <andi@basil.nowhere.org> | 2006-10-21 18:37:02 +0200 |
| commit | a1bae67243512ca30ceda48e3e24e25b543f8ab7 (patch) | |
| tree | 9f90a2a4ac04ecd7e23c0049570cd570b6ae37ee /drivers/firmware | |
| parent | 581910e2eb952e541b8ca9b5f551d6c124903b61 (diff) | |
| download | lwn-a1bae67243512ca30ceda48e3e24e25b543f8ab7.tar.gz lwn-a1bae67243512ca30ceda48e3e24e25b543f8ab7.zip | |
[PATCH] i386: Disable nmi watchdog on all ThinkPads
Even newer Thinkpads have bugs in SMM code that causes hangs with
NMI watchdog.
Signed-off-by: Andi Kleen <ak@suse.de>
Diffstat (limited to 'drivers/firmware')
| -rw-r--r-- | drivers/firmware/dmi_scan.c | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/drivers/firmware/dmi_scan.c b/drivers/firmware/dmi_scan.c index b8b596d5778d..37deee6c0c1c 100644 --- a/drivers/firmware/dmi_scan.c +++ b/drivers/firmware/dmi_scan.c @@ -326,6 +326,26 @@ char *dmi_get_system_info(int field) } EXPORT_SYMBOL(dmi_get_system_info); + +/** + * dmi_name_in_vendors - Check if string is anywhere in the DMI vendor information. + * @str: Case sensitive Name + */ +int dmi_name_in_vendors(char *str) +{ + static int fields[] = { DMI_BIOS_VENDOR, DMI_BIOS_VERSION, DMI_SYS_VENDOR, + DMI_PRODUCT_NAME, DMI_PRODUCT_VERSION, DMI_BOARD_VENDOR, + DMI_BOARD_NAME, DMI_BOARD_VERSION, DMI_NONE }; + int i; + for (i = 0; fields[i] != DMI_NONE; i++) { + int f = fields[i]; + if (dmi_ident[f] && strstr(dmi_ident[f], str)) + return 1; + } + return 0; +} +EXPORT_SYMBOL(dmi_name_in_vendors); + /** * dmi_find_device - find onboard device by type/name * @type: device type or %DMI_DEV_TYPE_ANY to match all device types |