From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: From: Greg Kroah-Hartman To: linux-kernel@vger.kernel.org Cc: Greg Kroah-Hartman , stable@vger.kernel.org, Hans de Goede , Diego Viola , Jens Axboe , Sasha Levin Subject: [PATCH 4.19 127/361] libata: Apply NOLPM quirk for SAMSUNG MZ7TD256HAFV-000L9 Date: Sun, 11 Nov 2018 14:17:54 -0800 Message-Id: <20181111221638.008283685@linuxfoundation.org> In-Reply-To: <20181111221619.915519183@linuxfoundation.org> References: <20181111221619.915519183@linuxfoundation.org> MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit List-ID: 4.19-stable review patch. If anyone has any objections, please let me know. ------------------ From: Diego Viola [ Upstream commit a435ab4f80f983c53b4ca4f8c12b3ddd3ca17670 ] med_power_with_dipm causes my T450 to freeze with a SAMSUNG MZ7TD256HAFV-000L9 SSD (firmware DXT02L5Q). Switching the LPM to max_performance fixes this issue. Acked-by: Hans de Goede Signed-off-by: Diego Viola Signed-off-by: Jens Axboe Signed-off-by: Sasha Levin Signed-off-by: Greg Kroah-Hartman --- drivers/ata/libata-core.c | 1 + 1 file changed, 1 insertion(+) --- a/drivers/ata/libata-core.c +++ b/drivers/ata/libata-core.c @@ -4553,6 +4553,7 @@ static const struct ata_blacklist_entry /* These specific Samsung models/firmware-revs do not handle LPM well */ { "SAMSUNG MZMPC128HBFU-000MV", "CXM14M1Q", ATA_HORKAGE_NOLPM, }, { "SAMSUNG SSD PM830 mSATA *", "CXM13D1Q", ATA_HORKAGE_NOLPM, }, + { "SAMSUNG MZ7TD256HAFV-000L9", "DXT02L5Q", ATA_HORKAGE_NOLPM, }, /* devices that don't properly handle queued TRIM commands */ { "Micron_M500IT_*", "MU01", ATA_HORKAGE_NO_NCQ_TRIM |