From: sashiko-bot@kernel.org
To: "Harald Freudenberger" <freude@linux.ibm.com>
Cc: linux-s390@vger.kernel.org, "Heiko Carstens" <hca@linux.ibm.com>,
"Vasily Gorbik" <gor@linux.ibm.com>,
"Alexander Gordeev" <agordeev@linux.ibm.com>,
"Christian Borntraeger" <borntraeger@linux.ibm.com>
Subject: Re: [PATCH v3 1/2] s390/ap: Support new APMLM field with PQAP/TAPQ instruction
Date: Tue, 13 Oct 2026 13:52:26 +0000 [thread overview]
Message-ID: <sashiko-outbox-169868@kernel.org> (raw)
In-Reply-To: <20261013134422.64155-2-freude@linux.ibm.com>
> There is a new field APMLM (AP message limit multiplier) defined
> within the GR2 register on successful invocation of the TAPQ
> subfunction for the PQAP instruction.
>
> So the new formula to calculate the AP max message limit is now:
>
> if ml field <= 3
> AP max message limit is 12KB
> else
> AP max message limit = apml * (apmlm + 1) * 4KB
>
> Also adapt the HWINFO mask to have this new apmlm field shine
> through this bit filter mask.
>
> Signed-off-by: Harald Freudenberger <freude@linux.ibm.com>
Sashiko has reviewed this patch and found no issues. It looks great!
--
Sashiko AI review · https://sashiko.dev/#/patchset/20261013134422.64155-1-freude@linux.ibm.com?part=1
next prev parent reply other threads:[~2026-10-13 13:52 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-10-13 13:44 [PATCH v3 0/2] Support APMLM field with PQAP/TAPQ instruction Harald Freudenberger
2026-10-13 13:44 ` [PATCH v3 1/2] s390/ap: Support new " Harald Freudenberger
2026-10-13 13:52 ` sashiko-bot [this message]
2026-10-13 13:44 ` [PATCH v3 2/2] s390/ap: Cap AP maximum message size adjustable via module parameter Harald Freudenberger
2026-10-13 13:52 ` sashiko-bot
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