Re: [PATCH v4] x86/mce: retrieve poison range from hardware

2022-07-28 Thread Jane Chu
On 7/28/2022 11:46 AM, Dan Williams wrote: > Jane Chu wrote: >> On 7/27/2022 1:01 PM, Dan Williams wrote: >>> Jane Chu wrote: On 7/27/2022 12:30 PM, Jane Chu wrote: > On 7/27/2022 12:24 PM, Jane Chu wrote: >> On 7/27/2022 11:56 AM, Dan Williams wrote: >>> Jane Chu wrote: W

Re: [PATCH v4] x86/mce: retrieve poison range from hardware

2022-07-28 Thread Dan Williams
Jane Chu wrote: > On 7/27/2022 1:01 PM, Dan Williams wrote: > > Jane Chu wrote: > >> On 7/27/2022 12:30 PM, Jane Chu wrote: > >>> On 7/27/2022 12:24 PM, Jane Chu wrote: > On 7/27/2022 11:56 AM, Dan Williams wrote: > > Jane Chu wrote: > >> With Commit 7917f9cdb503 ("acpi/nfit: rely on m

Re: [PATCH v4] x86/mce: retrieve poison range from hardware

2022-07-28 Thread Jane Chu
On 7/27/2022 1:01 PM, Dan Williams wrote: > Jane Chu wrote: >> On 7/27/2022 12:30 PM, Jane Chu wrote: >>> On 7/27/2022 12:24 PM, Jane Chu wrote: On 7/27/2022 11:56 AM, Dan Williams wrote: > Jane Chu wrote: >> With Commit 7917f9cdb503 ("acpi/nfit: rely on mce->misc to determine >> p

Re: [PATCH v4] x86/mce: retrieve poison range from hardware

2022-07-27 Thread Dan Williams
Jane Chu wrote: > On 7/27/2022 12:30 PM, Jane Chu wrote: > > On 7/27/2022 12:24 PM, Jane Chu wrote: > >> On 7/27/2022 11:56 AM, Dan Williams wrote: > >>> Jane Chu wrote: > With Commit 7917f9cdb503 ("acpi/nfit: rely on mce->misc to determine > poison granularity") that changed nfit_handle_

Re: [PATCH v4] x86/mce: retrieve poison range from hardware

2022-07-27 Thread Jane Chu
On 7/27/2022 12:30 PM, Jane Chu wrote: > On 7/27/2022 12:24 PM, Jane Chu wrote: >> On 7/27/2022 11:56 AM, Dan Williams wrote: >>> Jane Chu wrote: With Commit 7917f9cdb503 ("acpi/nfit: rely on mce->misc to determine poison granularity") that changed nfit_handle_mce() callback to report >>>

Re: [PATCH v4] x86/mce: retrieve poison range from hardware

2022-07-27 Thread Jane Chu
On 7/27/2022 12:24 PM, Jane Chu wrote: > On 7/27/2022 11:56 AM, Dan Williams wrote: >> Jane Chu wrote: >>> With Commit 7917f9cdb503 ("acpi/nfit: rely on mce->misc to determine >>> poison granularity") that changed nfit_handle_mce() callback to report >>> badrange according to 1ULL << MCI_MISC_ADDR_

Re: [PATCH v4] x86/mce: retrieve poison range from hardware

2022-07-27 Thread Jane Chu
On 7/27/2022 11:56 AM, Dan Williams wrote: > Jane Chu wrote: >> With Commit 7917f9cdb503 ("acpi/nfit: rely on mce->misc to determine >> poison granularity") that changed nfit_handle_mce() callback to report >> badrange according to 1ULL << MCI_MISC_ADDR_LSB(mce->misc), it's been >> discovered that

RE: [PATCH v4] x86/mce: retrieve poison range from hardware

2022-07-27 Thread Dan Williams
Jane Chu wrote: > With Commit 7917f9cdb503 ("acpi/nfit: rely on mce->misc to determine > poison granularity") that changed nfit_handle_mce() callback to report > badrange according to 1ULL << MCI_MISC_ADDR_LSB(mce->misc), it's been > discovered that the mce->misc LSB field is 0x1000 bytes, hence in

[PATCH v4] x86/mce: retrieve poison range from hardware

2022-07-27 Thread Jane Chu
With Commit 7917f9cdb503 ("acpi/nfit: rely on mce->misc to determine poison granularity") that changed nfit_handle_mce() callback to report badrange according to 1ULL << MCI_MISC_ADDR_LSB(mce->misc), it's been discovered that the mce->misc LSB field is 0x1000 bytes, hence injecting 2 back-to-back p