From nobody Sun Feb 8 17:37:32 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 A66501DFE10; Mon, 6 Jan 2025 16:42:18 +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=1736181738; cv=none; b=s6819dx8kfykbtGUFvKuUxuGPTZZscNXk4AeXFASeEnvTxEILqqVB/Cr7SAr/jLEvVgrVwDvTrQnAQVPEw1nVDJAIMTKBsW0LW1DqCsPf1xpx80wzLW6j56+KxX9YAHMsN2ONy0Rb8UF+0/Z8l1m2Yif9OtQTAhD/2YRO619SrI= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1736181738; c=relaxed/simple; bh=NZjaipx7SOL5Wkr2z0JjaWDaYrgGFoWE9FvBd4OLYBs=; h=From:To:Cc:Subject:Date:Message-Id:MIME-Version; b=BCmn8tDA0C3rjR0jM1OaHOPkFb7ci9lT/dH4Z5k3fhjkTkg9FzVNb3PVZ5NgkjzsiaHpwm20QrwpPIg1/gkNdQa9GmO8DSBl0ZWB1/qZE6XG7oaI/BkzD0ncJzs+M3lQnZL4KGmF90hOGoPh5eth+ihkY7ckmGD9DORs2VaFt/A= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=ItO3rogY; 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="ItO3rogY" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 9245EC4CED2; Mon, 6 Jan 2025 16:42:17 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1736181738; bh=NZjaipx7SOL5Wkr2z0JjaWDaYrgGFoWE9FvBd4OLYBs=; h=From:To:Cc:Subject:Date:From; b=ItO3rogYaVrwBDxuvqD1Lpxm6bv2X9Mbb18jHSH77WRlLNcwCFlmazF296kIlVnBE MD3T58x1aj5evbVGXl0TB9cUiE2+zv+kyIkWJAMNf3kIFpIAZI8GrevCQPV1wBZGbZ lmFxaiwhjgVCIb9yUmceFZ6w3jYSyX1QL6RMfrPZabI6ZQH+GC0Y71hHMZ9+o/LkQU fWk5j3ojU+r1ulG3VXL2+R4IqcNi+V3BYTxQeMhEoqMs6dQlHfeLRDu09MZjFuGK1U xHuHi5mn0nO/abqkwKNU7TH41fdsAok4tvXlwOyGMDPbrV2NZLYkp/IqGsTvm/zYCB OLteGizzCI26Q== 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 5.10] nvmet: propagate npwg topology Date: Mon, 6 Jan 2025 11:42:16 -0500 Message-Id: <20250106164216.1122400-1-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 5.10.232 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 6a9626ff0713..58dd91d2d71c 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