RE: [PATCH v2] hv: retry infinitely on hypercall transient failures

2017-01-07 Thread Long Li
org; linux- > ker...@vger.kernel.org > Subject: Re: [PATCH v2] hv: retry infinitely on hypercall transient failures > > On Sat, Jan 07, 2017 at 07:23:14AM +, Long Li wrote: > > > -Original Message- > > > From: Greg KH [mailto:g...@kroah.com] >

RE: [PATCH v2] hv: retry infinitely on hypercall transient failures

2017-01-07 Thread Long Li
> Cc: KY Srinivasan ; Haiyang Zhang > > > ; de...@linuxdriverproject.org; linux- > > > ker...@vger.kernel.org > > > Subject: Re: [PATCH v2] hv: retry infinitely on hypercall transient > > > failures > > > > > > On Wed, Jan 04, 2017 at 06:12:20PM -08

Re: [PATCH v2] hv: retry infinitely on hypercall transient failures

2017-01-06 Thread Greg KH
icrosoft.com>; Haiyang Zhang > > <haiya...@microsoft.com>; de...@linuxdriverproject.org; linux- > > ker...@vger.kernel.org > > Subject: Re: [PATCH v2] hv: retry infinitely on hypercall transient failures > > > > On Wed, Jan 04, 2017 at 06:12:20PM -0800, Long Li wrote:

Re: [PATCH v2] hv: retry infinitely on hypercall transient failures

2017-01-06 Thread Greg KH
nuxdriverproject.org; linux- > > ker...@vger.kernel.org > > Subject: Re: [PATCH v2] hv: retry infinitely on hypercall transient failures > > > > On Wed, Jan 04, 2017 at 06:12:20PM -0800, Long Li wrote: > > > From: Long Li > > > > > > Hyper-v host guarante

RE: [PATCH v2] hv: retry infinitely on hypercall transient failures

2017-01-06 Thread Long Li
org; linux- > ker...@vger.kernel.org > Subject: Re: [PATCH v2] hv: retry infinitely on hypercall transient failures > > On Wed, Jan 04, 2017 at 06:12:20PM -0800, Long Li wrote: > > From: Long Li <lon...@microsoft.com> > > > > Hyper-v host guarantees that a hyp

RE: [PATCH v2] hv: retry infinitely on hypercall transient failures

2017-01-06 Thread Long Li
> -Original Message- > From: Greg KH [mailto:g...@kroah.com] > Sent: Wednesday, January 04, 2017 11:48 PM > To: Long Li > Cc: KY Srinivasan ; Haiyang Zhang > ; de...@linuxdriverproject.org; linux- > ker...@vger.kernel.org > Subject: Re: [PATCH v2] hv: retry

Re: [PATCH v2] hv: retry infinitely on hypercall transient failures

2017-01-04 Thread Greg KH
On Wed, Jan 04, 2017 at 06:12:20PM -0800, Long Li wrote: > From: Long Li > > Hyper-v host guarantees that a hypercall will finish in reasonable time. > Retry infinitely on transient failures to avoid returning error to upper > layer. Again, never retry "forever", always

Re: [PATCH v2] hv: retry infinitely on hypercall transient failures

2017-01-04 Thread Greg KH
On Wed, Jan 04, 2017 at 06:12:20PM -0800, Long Li wrote: > From: Long Li > > Hyper-v host guarantees that a hypercall will finish in reasonable time. > Retry infinitely on transient failures to avoid returning error to upper > layer. Again, never retry "forever", always have a way out,