Re: [ndctl PATCH v2 2/3] nfit, address-range-scrub: rework and simplify ARS state machine

2018-04-06 Thread Dan Williams
On Fri, Apr 6, 2018 at 3:36 PM, Kani, Toshi wrote: > On Fri, 2018-04-06 at 15:13 -0700, Dan Williams wrote: >> On Fri, Apr 6, 2018 at 3:06 PM, Kani, Toshi wrote: >> > On Thu, 2018-04-05 at 21:19 -0700, Dan Williams wrote: >> > > ARS is an operation that can take 10s to 100s of seconds to find med

Re: [ndctl PATCH v2 2/3] nfit, address-range-scrub: rework and simplify ARS state machine

2018-04-06 Thread Kani, Toshi
On Fri, 2018-04-06 at 15:13 -0700, Dan Williams wrote: > On Fri, Apr 6, 2018 at 3:06 PM, Kani, Toshi wrote: > > On Thu, 2018-04-05 at 21:19 -0700, Dan Williams wrote: > > > ARS is an operation that can take 10s to 100s of seconds to find media > > > errors that should rarely be present. If the pla

Re: [ndctl PATCH v2 2/3] nfit, address-range-scrub: rework and simplify ARS state machine

2018-04-06 Thread Dan Williams
On Fri, Apr 6, 2018 at 3:06 PM, Kani, Toshi wrote: > On Thu, 2018-04-05 at 21:19 -0700, Dan Williams wrote: >> ARS is an operation that can take 10s to 100s of seconds to find media >> errors that should rarely be present. If the platform crashes due to >> media errors in persistent memory, the ex

Re: [ndctl PATCH v2 2/3] nfit, address-range-scrub: rework and simplify ARS state machine

2018-04-06 Thread Kani, Toshi
On Thu, 2018-04-05 at 21:19 -0700, Dan Williams wrote: > ARS is an operation that can take 10s to 100s of seconds to find media > errors that should rarely be present. If the platform crashes due to > media errors in persistent memory, the expectation is that the BIOS will > report those known erro