From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from bombadil.infradead.org ([198.137.202.9]:51349 "EHLO bombadil.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1750891AbcFXHBE (ORCPT ); Fri, 24 Jun 2016 03:01:04 -0400 From: Christoph Hellwig To: axboe@fb.com Cc: shli@fb.com, martin.petersen@oracle.com, snitzer@redhat.com, sitsofe@yahoo.com, linux-block@vger.kernel.org Subject: [PATCH 2/2] block: don't ignore -EOPNOTSUPP blkdev_issue_write_same Date: Fri, 24 Jun 2016 09:00:51 +0200 Message-Id: <1466751651-9900-3-git-send-email-hch@lst.de> In-Reply-To: <1466751651-9900-1-git-send-email-hch@lst.de> References: <1466751651-9900-1-git-send-email-hch@lst.de> Sender: linux-block-owner@vger.kernel.org List-Id: linux-block@vger.kernel.org WRITE SAME is a data integrity operation and we can't simply ignore errors. Signed-off-by: Christoph Hellwig --- block/blk-lib.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/block/blk-lib.c b/block/blk-lib.c index 45b35b1..e371f83 100644 --- a/block/blk-lib.c +++ b/block/blk-lib.c @@ -178,7 +178,7 @@ int blkdev_issue_write_same(struct block_device *bdev, sector_t sector, if (bio) ret = submit_bio_wait(bio); - return ret != -EOPNOTSUPP ? ret : 0; + return ret; } EXPORT_SYMBOL(blkdev_issue_write_same); -- 2.1.4