From nobody Sun Feb 8 17:37:43 2026 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id CEEF81E0086; Mon, 6 Jan 2025 16:42:21 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1736181741; cv=none; b=u2IYu02XJUq5lZ989e6jNf7fVhX4SUImdjyLkUg/YtD0iAL+wN1Q5lgBTgZ16wqeWLBSjmtqzTB8b0/lodjwa53sK073PBVpybUHQWYo1u44OpnPv+Z4dgTZhp3iWpHt6WXj+C3mwsSRP+5HGM2cXaGuLmcMLOq/dUYdQf/2qow= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1736181741; c=relaxed/simple; bh=lTJDTcXnvPTSTl/j45uMusCcXgFltz9HMFI2KWBKckg=; h=From:To:Cc:Subject:Date:Message-Id:MIME-Version; b=kodGXZ6uAw8YCEPHC1AgnXpsCqZpjeXarwP4Ff4okIh7mJJXuuzNHeN76ibabh5nT1d6kwnCTdBQ05XfACZw0XjBvWwIeZjK0vkQlFS8qg8FJ+4WJ7BqjtnNngauIo2oY7ctJPmWUXZU2pDbEfWHfFYoM+GFPmjhPu1yHTB1jOM= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=ZgpK7kH0; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="ZgpK7kH0" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 76CD5C4CED2; Mon, 6 Jan 2025 16:42:20 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1736181741; bh=lTJDTcXnvPTSTl/j45uMusCcXgFltz9HMFI2KWBKckg=; h=From:To:Cc:Subject:Date:From; b=ZgpK7kH0eGfrLbfxxoZyv0+eoVjJ1gH9IvrmW3KGNdNCBf5wuE8pWXzBtLU+ATz0T fkrxM5MLKR/f5EcCseP8Q2Kwehmwne/Ju6yBL5tTiYZyjWLbYKbskwPTtS2yWtf0DJ ko0tIMezvnMnYBEY4dU3qGlyaNcV/E7OCNOqyUko56bLkLJP50AgrraD5URiXwT8ni DzN5BNQtZRcXy1b9v3ROM6QPIDjrj8OxtshhFz/7V8lapx2rUOlWhkjkOe/5TRrel8 E7yj1WRtFzoMxr3Fvb0OfiXv4kdgNUfLFGHgzwAzGhyRqa6PDFkmWuShbdTIFcngfV N++Xu2BWoTNqQ== From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Luis Chamberlain , Sagi Grimberg , Keith Busch , Sasha Levin , kch@nvidia.com, linux-nvme@lists.infradead.org Subject: [PATCH AUTOSEL 5.4] nvmet: propagate npwg topology Date: Mon, 6 Jan 2025 11:42:18 -0500 Message-Id: <20250106164219.1122426-1-sashal@kernel.org> X-Mailer: git-send-email 2.39.5 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-stable: review X-Patchwork-Hint: Ignore X-stable-base: Linux 5.4.288 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" From: Luis Chamberlain [ Upstream commit b579d6fdc3a9149bb4d2b3133cc0767130ed13e6 ] Ensure we propagate npwg to the target as well instead of assuming its the same logical blocks per physical block. This ensures devices with large IUs information properly propagated on the target. Signed-off-by: Luis Chamberlain Reviewed-by: Sagi Grimberg Signed-off-by: Keith Busch Signed-off-by: Sasha Levin --- drivers/nvme/target/io-cmd-bdev.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/nvme/target/io-cmd-bdev.c b/drivers/nvme/target/io-cmd= -bdev.c index 32008d85172b..40afe3d0599d 100644 --- a/drivers/nvme/target/io-cmd-bdev.c +++ b/drivers/nvme/target/io-cmd-bdev.c @@ -36,7 +36,7 @@ void nvmet_bdev_set_limits(struct block_device *bdev, str= uct nvme_id_ns *id) */ id->nsfeat |=3D 1 << 4; /* NPWG =3D Namespace Preferred Write Granularity. 0's based */ - id->npwg =3D lpp0b; + id->npwg =3D to0based(bdev_io_min(bdev) / bdev_logical_block_size(bdev)); /* NPWA =3D Namespace Preferred Write Alignment. 0's based */ id->npwa =3D id->npwg; /* NPDG =3D Namespace Preferred Deallocate Granularity. 0's based */ --=20 2.39.5