From: Vinicius Costa Gomes <vinicius.gomes@intel.com>
To: Giovanni Cabiddu <giovanni.cabiddu@intel.com>,
herbert@gondor.apana.org.au, kristen.c.accardi@intel.com
Cc: linux-crypto@vger.kernel.org,
Giovanni Cabiddu <giovanni.cabiddu@intel.com>
Subject: Re: [PATCH] crypto: iaa - fix per-node CPU counter reset in rebalance_wq_table()
Date: Tue, 24 Mar 2026 12:44:31 -0700 [thread overview]
Message-ID: <878qbh6mhs.fsf@intel.com> (raw)
In-Reply-To: <20260324182912.123665-1-giovanni.cabiddu@intel.com>
Giovanni Cabiddu <giovanni.cabiddu@intel.com> writes:
> The cpu counter used to compute the IAA device index is reset to zero
> at the start of each NUMA node iteration. This causes CPUs on every
> node to map starting from IAA index 0 instead of continuing from the
> previous node's last index. On multi-node systems, this results in all
> nodes mapping their CPUs to the same initial set of IAA devices,
> leaving higher-indexed devices unused.
>
> Move the cpu counter initialization before the for_each_node_with_cpus()
> loop so that the IAA index computation accumulates correctly across all
> nodes.
>
> Fixes: 714ca27e9bf4 ("crypto: iaa - Optimize rebalance_wq_table()")
> Signed-off-by: Giovanni Cabiddu <giovanni.cabiddu@intel.com>
> ---
Acked-by: Vinicius Costa Gomes <vinicius.gomes@intel.com>
--
Vinicius
prev parent reply other threads:[~2026-03-24 19:44 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-03-24 18:29 [PATCH] crypto: iaa - fix per-node CPU counter reset in rebalance_wq_table() Giovanni Cabiddu
2026-03-24 19:44 ` Vinicius Costa Gomes [this message]
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