Re: [PATCH] ACPI / sysfs: fix shift-overflow in GPE flooding quirk mechanism

2018-01-02 Thread Du, Changbin
On Tue, Jan 02, 2018 at 11:18:31AM +0100, Rafael J. Wysocki wrote: > On Tue, Jan 2, 2018 at 7:36 AM, Du, Changbin wrote: > > Hi Wysocki and Brown, > > May I know wether you have checked this? Thanks! > > There's a commit changing this queued up already, see >

Re: [PATCH] ACPI / sysfs: fix shift-overflow in GPE flooding quirk mechanism

2018-01-02 Thread Du, Changbin
On Tue, Jan 02, 2018 at 11:18:31AM +0100, Rafael J. Wysocki wrote: > On Tue, Jan 2, 2018 at 7:36 AM, Du, Changbin wrote: > > Hi Wysocki and Brown, > > May I know wether you have checked this? Thanks! > > There's a commit changing this queued up already, see >

Re: [PATCH] ACPI / sysfs: fix shift-overflow in GPE flooding quirk mechanism

2018-01-02 Thread Rafael J. Wysocki
On Tue, Jan 2, 2018 at 7:36 AM, Du, Changbin wrote: > Hi Wysocki and Brown, > May I know wether you have checked this? Thanks! There's a commit changing this queued up already, see https://patchwork.kernel.org/patch/10085579/ Thanks!

Re: [PATCH] ACPI / sysfs: fix shift-overflow in GPE flooding quirk mechanism

2018-01-02 Thread Rafael J. Wysocki
On Tue, Jan 2, 2018 at 7:36 AM, Du, Changbin wrote: > Hi Wysocki and Brown, > May I know wether you have checked this? Thanks! There's a commit changing this queued up already, see https://patchwork.kernel.org/patch/10085579/ Thanks!

Re: [PATCH] ACPI / sysfs: fix shift-overflow in GPE flooding quirk mechanism

2018-01-01 Thread Du, Changbin
Hi Wysocki and Brown, May I know wether you have checked this? Thanks! On Fri, Dec 22, 2017 at 11:11:10PM +0800, changbin...@intel.com wrote: > From: Changbin Du > > The ACPI_MASKABLE_GPE_MAX is larger than the number of bits that u64 can > represent. This result in

Re: [PATCH] ACPI / sysfs: fix shift-overflow in GPE flooding quirk mechanism

2018-01-01 Thread Du, Changbin
Hi Wysocki and Brown, May I know wether you have checked this? Thanks! On Fri, Dec 22, 2017 at 11:11:10PM +0800, changbin...@intel.com wrote: > From: Changbin Du > > The ACPI_MASKABLE_GPE_MAX is larger than the number of bits that u64 can > represent. This result in shift-overflow. So actually

[PATCH] ACPI / sysfs: fix shift-overflow in GPE flooding quirk mechanism

2017-12-22 Thread changbin . du
From: Changbin Du The ACPI_MASKABLE_GPE_MAX is larger than the number of bits that u64 can represent. This result in shift-overflow. So actually we need a bitmap. [1.003153] == [1.003257] UBSAN:

[PATCH] ACPI / sysfs: fix shift-overflow in GPE flooding quirk mechanism

2017-12-22 Thread changbin . du
From: Changbin Du The ACPI_MASKABLE_GPE_MAX is larger than the number of bits that u64 can represent. This result in shift-overflow. So actually we need a bitmap. [1.003153] == [1.003257] UBSAN: Undefined behaviour in