Messages in this thread Patch in this message | | | From | Lv Zheng <> | Subject | [PATCH v3 3/7] ACPI / osi: Add acpi_osi=!! to allow reverting acpi_osi=! | Date | Tue, 3 May 2016 16:48:32 +0800 |
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This patch introduces acpi_osi=!! so that quirks may use it to revert acpi_osi=!.
Reported-and-tested-by: Lukas Wunner <lukas@wunner.de> Tested-by: Chen Yu <yu.c.chen@intel.com> Signed-off-by: Lv Zheng <lv.zheng@intel.com> --- Documentation/kernel-parameters.txt | 2 ++ drivers/acpi/osl.c | 3 +++ 2 files changed, 5 insertions(+)
diff --git a/Documentation/kernel-parameters.txt b/Documentation/kernel-parameters.txt index 0b3de80..c48f387 100644 --- a/Documentation/kernel-parameters.txt +++ b/Documentation/kernel-parameters.txt @@ -312,6 +312,8 @@ bytes respectively. Such letter suffixes can also be entirely omitted. acpi_osi=!* # remove all strings acpi_osi=! # disable all built-in OS vendor strings + acpi_osi=!! # enable all built-in OS vendor + strings acpi_osi= # disable all strings 'acpi_osi=!' can be used in combination with single or diff --git a/drivers/acpi/osl.c b/drivers/acpi/osl.c index cd9667f..fbedea7 100644 --- a/drivers/acpi/osl.c +++ b/drivers/acpi/osl.c @@ -1489,6 +1489,9 @@ void __init acpi_osi_setup(char *str) osi->enable = false; } return; + } else if (*str == '!') { + osi_config.default_disabling = 0; + return; } enable = false; } -- 1.7.10
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