From mboxrd@z Thu Jan 1 00:00:00 1970 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 6B189221F31; Mon, 24 Feb 2025 11:20:50 +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=1740396050; cv=none; b=em/uiN+SzBLg8df2UfWPQ+fgl5gCoyLTiYAUAoqOBBtLnConzhtZGu/OJoHCeKaxByv+WjcbSYLXBzZFqy1Pv0NnCq7pTrDVKaaDBrGGDGQBUg9gZmxcTxpw6dhdmBJBppUoLHE0oxF6gnZ9otbdsipH3YnwI2gdu7ooF1GWpMI= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1740396050; c=relaxed/simple; bh=tVJjRg9ubQDrUmifk852LmaOIyncW3ntt0T+jOsIDhU=; h=From:To:Cc:Subject:Date:Message-Id:In-Reply-To:References: MIME-Version; b=LcKhaQFkgidrIuoPpDVnHQimZwzhCL2JnCIocyXvzCJ2+/QmZgBBXLdTohTfqXSHiEdn5BmeVygParXOnUt9kzcL/6Ak6VxWrPS+Cdk6V3VnkhL4m2SPBacJFkm89OEEwb7PYL9ZLHuMQOhoqxinf7UmgqaJX8TwR4jIHss9NjU= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=i/oRhE62; 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="i/oRhE62" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 7686FC4CED6; Mon, 24 Feb 2025 11:20:49 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1740396050; bh=tVJjRg9ubQDrUmifk852LmaOIyncW3ntt0T+jOsIDhU=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=i/oRhE62Z+ou/Bgju7cZnKX24qJzu3ob0kNOXuDExIQkN2NBVYdk9OtJ7Oqd2NGPc FzHTguYOh8Ary4HFkjDQZlPNDxU/muqcKBhekd2aGRibs5s7jDm/CYN2Ydudegol61 kjBwqyzaH2me0/1+YNrclmU1ikePtTXqMW91dz4d3QKLFror6GHnxFMR/a67IjD5xc dqnya9bAD79YiLNFCPdL/Yn2KQutdS1P/A0XGAuE0pM8aIEKlDSC0Dz8IcO1LKtlSk CUlOOg1tEl3ItbRKDrAizekY9Txsf8RTZDWoV5NPef0mt+6ZEzU9l3XXCdRXh4U+3F jJmNRCfoOHyFw== From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Daniel Wagner , Sagi Grimberg , Keith Busch , Sasha Levin , linux-nvme@lists.infradead.org Subject: [PATCH AUTOSEL 5.15 7/7] nvme: only allow entering LIVE from CONNECTING state Date: Mon, 24 Feb 2025 06:20:30 -0500 Message-Id: <20250224112033.2214818-7-sashal@kernel.org> X-Mailer: git-send-email 2.39.5 In-Reply-To: <20250224112033.2214818-1-sashal@kernel.org> References: <20250224112033.2214818-1-sashal@kernel.org> 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 5.15.178 Content-Transfer-Encoding: 8bit From: Daniel Wagner [ Upstream commit d2fe192348f93fe3a0cb1e33e4aba58e646397f4 ] The fabric transports and also the PCI transport are not entering the LIVE state from NEW or RESETTING. This makes the state machine more restrictive and allows to catch not supported state transitions, e.g. directly switching from RESETTING to LIVE. Reviewed-by: Sagi Grimberg Signed-off-by: Daniel Wagner Signed-off-by: Keith Busch Signed-off-by: Sasha Levin --- drivers/nvme/host/core.c | 2 -- 1 file changed, 2 deletions(-) diff --git a/drivers/nvme/host/core.c b/drivers/nvme/host/core.c index 93a19588ae92a..a3293d12d8841 100644 --- a/drivers/nvme/host/core.c +++ b/drivers/nvme/host/core.c @@ -444,8 +444,6 @@ bool nvme_change_ctrl_state(struct nvme_ctrl *ctrl, switch (new_state) { case NVME_CTRL_LIVE: switch (old_state) { - case NVME_CTRL_NEW: - case NVME_CTRL_RESETTING: case NVME_CTRL_CONNECTING: changed = true; fallthrough; -- 2.39.5