From nobody Sun Feb 8 23:25:53 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 75CC21DF977; Mon, 6 Jan 2025 16:42:13 +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=1736181733; cv=none; b=h4OcuMf9a/8O6PAEz6KbCJhOrI5O747wRnuk4/7lKp9+33noy1YLFVbqRIZ/0Mi/zn+UBV6UYeAU2NDQgIfhZKGqYUB3A6+PRJxea1JivDJ1XfXbYLUUyHU9JfVXU8t5ZD+qD3C0HwLpP/XlBGD1aYtP/YpayThjJjLJomZ5+JA= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1736181733; c=relaxed/simple; bh=MMqHdZJR+afNkPyiAkcoQt7WMqJ2INQ4U0BUyM+ywFs=; h=From:To:Cc:Subject:Date:Message-Id:MIME-Version; b=E0l7Hmp3R99Oa9ExgrtyHnRLR29NVd+nDG+Ir+BOnsxBH1UFqvGXft86R0zsCSPA+w9QM/Bg2UqbLhuhGTPv6ojM+nGJRpygXbJlkXz5STii3HkN+MBUHPO+l5rsLRmQFRR+YXoyNyd/XnserWgBdfajW0+3e51KaVdm8MXJBvM= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=fDZ9x7yL; 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="fDZ9x7yL" Received: by smtp.kernel.org (Postfix) with ESMTPSA id E649DC4CED2; Mon, 6 Jan 2025 16:42:11 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1736181732; bh=MMqHdZJR+afNkPyiAkcoQt7WMqJ2INQ4U0BUyM+ywFs=; h=From:To:Cc:Subject:Date:From; b=fDZ9x7yL9Y1NFpt8fyBgZldCELCzLb/tgh1pDV3R8U5n2Jku+ncTnsEymSZOqAe+k YgZAxirY9KOPDqmkIGFruHycZaENoexE6sUdgnHrWr3dX9LRMI2zdFepnOa5YRBe82 +l/Zm9cOhIPPYz2zOCDJSxi8siiNx565VgD0bpeIfvWAYlZMggOvGuCXHbTe0WhijT Hn+omk+cjYxjCa52K/mJXBDETNtXeQCDpQ2sKr6cw6+DLzNoA8fzJ/Hvz5oWx/qwDb M+XnFWfFPksYjoP6sxkAjKRVrWwR9xYdlpeR6uxnWyX4xFM+jKMV3POQiKohfApoEO 6ZL/p0cx4l30A== 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 6.1] nvmet: propagate npwg topology Date: Mon, 6 Jan 2025 11:42:10 -0500 Message-Id: <20250106164210.1122348-1-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 6.1.123 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 c2d6cea0236b..ada58a4d0d0c 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