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[34.83.98.148]) by smtp.gmail.com with ESMTPSA id d9443c01a7336-1f9eb3205f3sm1664945ad.76.2024.06.20.16.25.02 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 20 Jun 2024 16:25:02 -0700 (PDT) Date: Thu, 20 Jun 2024 23:24:59 +0000 From: Igor Pylypiv To: Niklas Cassel Cc: Damien Le Moal , Tejun Heo , Hannes Reinecke , linux-ide@vger.kernel.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH v1 2/4] ata: libata-scsi: Generate ATA PT sense data when ATA ERR/DF are set Message-ID: References: <20240614191835.3056153-1-ipylypiv@google.com> <20240614191835.3056153-3-ipylypiv@google.com> 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: On Thu, Jun 20, 2024 at 03:12:37PM +0200, Niklas Cassel wrote: > On Tue, Jun 18, 2024 at 01:13:24AM +0000, Igor Pylypiv wrote: > > > > Any failed ATA PASS-THROUGH command with CK_COND=1 has this issue. For example, > > Sending READ SECTOR(S) EXT via ATA PASS-THROUGH with CK_COND=1 to an lba > > that was previously corrupted by WRITE UNCORRECTABLE EXT is supposed to > > return "READ ERROR - LBA MARKED BAD BY APPLICATION CLIENT" but instead it > > returns generated "UNRECOVERED READ ERROR - AUTO REALLOCATE FAILED". > > I assume that the drive generated correct sense data, but that > ata_gen_passthru_sense() overwrites/overwrote the sense data with > generated sense data based on taskfile registers? > Yes, that is correct. Thanks, Igor > > Kind regards, > Niklas