From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-alma10-1.taild15c8.ts.net [100.103.45.18]) (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 3BCCC397B02; Mon, 22 Jun 2026 11:21:33 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=100.103.45.18 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1782127294; cv=none; b=SowCOM8FTT3SO14lxVx+YKKbVw/i1pvUV/zfD1ZYi/x/38554z4gR7P0BQZ7sZ1V0+JJ5ooqIt+Vri0syHEK/iwxuFpEb1OkX1YDla+n6pec2zYS1Z/0FKfLh/t41jQFNJZZwMpktAPGjg6KvPfnQrxEkV3adcZnxz0NLwxN6Tw= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1782127294; c=relaxed/simple; bh=ovwIrbKUkryzley7hYWqyPmboXqa0KcgfBb0t7WWHQI=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=ojeQsh6ZBauOAZP9TsI57Y375Bn3nkMvt1ZnmhIRgGLPtPS1kt81MSUcuUzleUOzfWq3AjKhP0S1Wk2PyXC2XAuf34s4JRKs+ykZS+Wclk7wrmZhaBjjEdhlgaoRnlCDjfI59iNBsyvY/vQ+INzmcenErEhHgQAoESBgQnYhA8I= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=WJJLSpiD; arc=none smtp.client-ip=100.103.45.18 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="WJJLSpiD" Received: by smtp.kernel.org (Postfix) with ESMTPSA id DBE461F00A3A; Mon, 22 Jun 2026 11:21:31 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1782127292; bh=u/PmoG40T8TMvq7X8E9XjyNgX+reJSu3JrNfRsRbX80=; h=Date:From:To:Cc:Subject:References:In-Reply-To; b=WJJLSpiDZf9A4As4f6FBk7td51RWtqs+Np5+yAFkUiAKMhFrjk/UOVY41GWLcM45K MCpwzwPlDfPVlT2JhjGY3Yf09pTl/MggeaxFUHG4xV5dBgzkfXeXaJtPpme8JlWKwH lgMuiMthIvm3QogX9gxudex28ZwObD/6VCU205uiMBDzmOHJsBrMFXOH9RQGX4vU0F Sjf44Ar99NqRHRRJPsFg5hA8CXBdC5M0JgFWmZ+lFRYL1BMWBPOk2abuop5NFOMDrE Y/suQnIpg8rb+8SoDizDc89yABuX28bFxiyaxhj+kx1fMGvcmib1lPCUVZdNP+mGCK N4t+EjDW2QaMw== Date: Mon, 22 Jun 2026 13:21:29 +0200 From: Niklas Cassel To: hexlabsecurity@proton.me Cc: Damien Le Moal , linux-kernel@vger.kernel.org, linux-ide@vger.kernel.org Subject: Re: [PATCH] ata: libata-core: Add NOLPM quirk for PNY CS900 1TB SSD Message-ID: References: <20260619-b4-disp-494070d2-v1-1-0c6d7be96237@proton.me> Precedence: bulk X-Mailing-List: linux-ide@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20260619-b4-disp-494070d2-v1-1-0c6d7be96237@proton.me> On Fri, Jun 19, 2026 at 09:54:02PM -0500, Bryam Vargas via B4 Relay wrote: > From: Bryam Vargas > > The PNY CS900 1TB SSD (Phison PS3111-S11, DRAM-less) drops off the bus > after entering Device-Initiated Slumber during idle. With the default > med_power_with_dipm policy the link goes down (SStatus 1 SControl 300) > and does not recover, forcing the filesystem read-only. Forcing > max_performance keeps the link stable across prolonged idle. > > Add a NOLPM quirk so link power management is disabled for this drive > specifically, leaving it intact for other devices on the host. > > Cc: stable@vger.kernel.org > Signed-off-by: Bryam Vargas > --- Reviewed-by: Niklas Cassel