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From: Pierre Morel <pmorel@linux.ibm.com>
To: Cornelia Huck <cohuck@redhat.com>
Cc: kvm@vger.kernel.org, frankja@linux.ibm.com, david@redhat.com,
	thuth@redhat.com, imbrenda@linux.ibm.com
Subject: Re: [kvm-unit-tests PATCH v2 4/8] s390x: lib: css: separate wait for IRQ and check I/O completion
Date: Tue, 30 Mar 2021 14:57:20 +0200	[thread overview]
Message-ID: <30e07d3d-c938-34f1-f3ae-4031cbfd0a3c@linux.ibm.com> (raw)
In-Reply-To: <20210330135732.0b367536.cohuck@redhat.com>



On 3/30/21 1:57 PM, Cornelia Huck wrote:
> On Thu, 25 Mar 2021 10:39:03 +0100
> Pierre Morel <pmorel@linux.ibm.com> wrote:
> 
>> We will may want to check the result of an I/O without waiting
>> for an interrupt.
>> For example because we do not handle interrupt.
> 
> It's more because we may poll the subchannel state without enabling I/O
> interrupts, no?

absolutely.
may be I just replace with your rewording :)

"
We will may want to check the result of an I/O without waiting
for an interrupt because we may poll the subchannel state without 
enabling I/O interrupts.
"

> 
>> Let's separate waiting for interrupt and the I/O complretion check.
>>
>> Signed-off-by: Pierre Morel <pmorel@linux.ibm.com>
>> ---
>>   lib/s390x/css.h     |  1 +
>>   lib/s390x/css_lib.c | 13 ++++++++++---
>>   2 files changed, 11 insertions(+), 3 deletions(-)
> 
> Reviewed-by: Cornelia Huck <cohuck@redhat.com>
> 

Thanks,
Pierre

-- 
Pierre Morel
IBM Lab Boeblingen

  reply	other threads:[~2021-03-30 12:58 UTC|newest]

Thread overview: 51+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-03-25  9:38 [kvm-unit-tests PATCH v2 0/8] Testing SSCH, CSCH and HSCH for errors Pierre Morel
2021-03-25  9:39 ` [kvm-unit-tests PATCH v2 1/8] s390x: lib: css: disabling a subchannel Pierre Morel
2021-03-25 14:52   ` Claudio Imbrenda
2021-03-25 16:10     ` Pierre Morel
2021-03-26  8:26   ` Janosch Frank
2021-03-26  9:02     ` Pierre Morel
2021-03-29  8:00   ` Thomas Huth
2021-03-29 12:33     ` Pierre Morel
2021-03-25  9:39 ` [kvm-unit-tests PATCH v2 2/8] s390x: lib: css: SCSW bit definitions Pierre Morel
2021-03-25 15:00   ` Claudio Imbrenda
2021-03-25 16:13     ` Pierre Morel
2021-03-29  8:09   ` Thomas Huth
2021-03-29 12:25     ` Pierre Morel
2021-03-30 11:49   ` Cornelia Huck
2021-03-30 12:59     ` Pierre Morel
2021-03-25  9:39 ` [kvm-unit-tests PATCH v2 3/8] s390x: css: simplify skipping tests on no device Pierre Morel
2021-03-25 15:21   ` Claudio Imbrenda
2021-03-25 16:21     ` Pierre Morel
2021-03-26  8:41   ` Janosch Frank
2021-03-26  9:04     ` Pierre Morel
2021-03-29  8:19   ` Thomas Huth
2021-03-29 12:39     ` Pierre Morel
2021-03-29 12:50     ` Pierre Morel
2021-03-30 11:52       ` Cornelia Huck
2021-03-30 12:58         ` Pierre Morel
2021-03-25  9:39 ` [kvm-unit-tests PATCH v2 4/8] s390x: lib: css: separate wait for IRQ and check I/O completion Pierre Morel
2021-03-25 15:24   ` Claudio Imbrenda
2021-03-25 16:23     ` Pierre Morel
2021-03-29  8:21   ` Thomas Huth
2021-03-29 11:00     ` Pierre Morel
2021-03-30 11:57   ` Cornelia Huck
2021-03-30 12:57     ` Pierre Morel [this message]
2021-04-01  8:24   ` Pierre Morel
2021-03-25  9:39 ` [kvm-unit-tests PATCH v2 5/8] s390x: lib: css: add SCSW ctrl expectations to " Pierre Morel
2021-03-25 15:40   ` Claudio Imbrenda
2021-03-29  8:27   ` Thomas Huth
2021-03-29  8:32     ` Thomas Huth
2021-03-29 11:01       ` Pierre Morel
2021-03-29 11:02     ` Pierre Morel
2021-03-30 12:10   ` Cornelia Huck
2021-03-30 12:54     ` Pierre Morel
2021-03-25  9:39 ` [kvm-unit-tests PATCH v2 6/8] s390x: css: testing ssch error response Pierre Morel
2021-03-25 16:02   ` Claudio Imbrenda
2021-03-25 17:23     ` Pierre Morel
2021-03-26 10:41     ` Pierre Morel
2021-03-26 10:58       ` Claudio Imbrenda
2021-03-29  7:42         ` Pierre Morel
2021-03-30 13:01           ` Pierre Morel
2021-03-29  9:40   ` Pierre Morel
2021-03-25  9:39 ` [kvm-unit-tests PATCH v2 7/8] s390x: css: testing halt subchannel Pierre Morel
2021-03-25  9:39 ` [kvm-unit-tests PATCH v2 8/8] s390x: css: testing clear subchannel Pierre Morel

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