From mboxrd@z Thu Jan 1 00:00:00 1970 From: Yong Li Subject: [PATCH 1/1] mmc: card: If the card does not support CMD23, disable the reliable write Date: Thu, 11 Apr 2013 14:31:12 +0800 Message-ID: <1365661872-32300-1-git-send-email-sdliyong@gmail.com> Return-path: Received: from mail-pb0-f44.google.com ([209.85.160.44]:38607 "EHLO mail-pb0-f44.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752350Ab3DKGbz (ORCPT ); Thu, 11 Apr 2013 02:31:55 -0400 Received: by mail-pb0-f44.google.com with SMTP id wz12so692156pbc.17 for ; Wed, 10 Apr 2013 23:31:55 -0700 (PDT) Sender: linux-mmc-owner@vger.kernel.org List-Id: linux-mmc@vger.kernel.org To: Chris Ball , linux-mmc@vger.kernel.org, Namjae Jeon Cc: Yong Li Signed-off-by: Yong Li --- drivers/mmc/card/block.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/drivers/mmc/card/block.c b/drivers/mmc/card/block.c index 21056b9..8039a87 100644 --- a/drivers/mmc/card/block.c +++ b/drivers/mmc/card/block.c @@ -1175,7 +1175,8 @@ static void mmc_blk_rw_rq_prep(struct mmc_queue_req *mqrq, bool do_rel_wr = ((req->cmd_flags & REQ_FUA) || (req->cmd_flags & REQ_META)) && (rq_data_dir(req) == WRITE) && - (md->flags & MMC_BLK_REL_WR); + (md->flags & MMC_BLK_REL_WR) && + !(card->quirks & MMC_QUIRK_BLK_NO_CMD23); memset(brq, 0, sizeof(struct mmc_blk_request)); brq->mrq.cmd = &brq->cmd; -- 1.7.10.4