From: Bart Van Assche <bvanassche@acm.org>
To: "Ionut Nechita (Wind River)" <ionut.nechita@windriver.com>,
axboe@kernel.dk, linux-block@vger.kernel.org
Cc: bigeasy@linutronix.de, clrkwllms@kernel.org, rostedt@goodmis.org,
ming.lei@redhat.com, muchun.song@linux.dev,
mkhalfella@purestorage.com, chris.friesen@windriver.com,
linux-kernel@vger.kernel.org, linux-rt-devel@lists.linux.dev,
linux-rt-users@vger.kernel.org, stable@vger.kernel.org,
ionut_n2001@yahoo.com, sunlightlinux@gmail.com
Subject: Re: [PATCH v7 1/1] block/blk-mq: use atomic_t for quiesce_depth to avoid lock contention on RT
Date: Tue, 12 May 2026 10:37:32 -0700 [thread overview]
Message-ID: <bdb6a81e-2ef9-4425-949e-11ad4b6f452f@acm.org> (raw)
In-Reply-To: <20260512062815.10815-2-ionut.nechita@windriver.com>
On 5/11/26 11:28 PM, Ionut Nechita (Wind River) wrote:
> Performance on the RT kernel and the hardware above:
> - Before: 153 MB/s, IRQ threads in D-state on q->queue_lock
> - After: 640 MB/s, no IRQ threads blocked
Reviewed-by: Bart Van Assche <bvanassche@acm.org>
prev parent reply other threads:[~2026-05-12 17:37 UTC|newest]
Thread overview: 3+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-05-12 6:28 [PATCH v7 0/1] block/blk-mq: use atomic_t for quiesce_depth to avoid lock contention on RT Ionut Nechita (Wind River)
2026-05-12 6:28 ` [PATCH v7 1/1] " Ionut Nechita (Wind River)
2026-05-12 17:37 ` Bart Van Assche [this message]
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