From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from bombadil.infradead.org ([65.50.211.133]:43207 "EHLO bombadil.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932172AbdBGRPj (ORCPT ); Tue, 7 Feb 2017 12:15:39 -0500 Received: from 80-109-146-114.cable.dynamic.surfer.at ([80.109.146.114] helo=localhost) by bombadil.infradead.org with esmtpsa (Exim 4.87 #1 (Red Hat Linux)) id 1cb9MO-0006RD-CB for linux-xfs@vger.kernel.org; Tue, 07 Feb 2017 17:15:29 +0000 From: Christoph Hellwig Subject: [PATCH 1/5] xfs: don't fail xfs_extent_busy allocation Date: Tue, 7 Feb 2017 18:14:57 +0100 Message-Id: <20170207171501.4268-2-hch@lst.de> In-Reply-To: <20170207171501.4268-1-hch@lst.de> References: <20170207171501.4268-1-hch@lst.de> Sender: linux-xfs-owner@vger.kernel.org List-ID: List-Id: xfs To: linux-xfs@vger.kernel.org We don't just need the structure to track busy extents which can be avoided with a synchronous transaction, but also to keep track of pending discard. Signed-off-by: Christoph Hellwig Reviewed-by: Brian Foster --- fs/xfs/xfs_extent_busy.c | 13 +------------ 1 file changed, 1 insertion(+), 12 deletions(-) diff --git a/fs/xfs/xfs_extent_busy.c b/fs/xfs/xfs_extent_busy.c index 162dc186cf04..29c2f997aedf 100644 --- a/fs/xfs/xfs_extent_busy.c +++ b/fs/xfs/xfs_extent_busy.c @@ -45,18 +45,7 @@ xfs_extent_busy_insert( struct rb_node **rbp; struct rb_node *parent = NULL; - new = kmem_zalloc(sizeof(struct xfs_extent_busy), KM_MAYFAIL); - if (!new) { - /* - * No Memory! Since it is now not possible to track the free - * block, make this a synchronous transaction to insure that - * the block is not reused before this transaction commits. - */ - trace_xfs_extent_busy_enomem(tp->t_mountp, agno, bno, len); - xfs_trans_set_sync(tp); - return; - } - + new = kmem_zalloc(sizeof(struct xfs_extent_busy), KM_SLEEP); new->agno = agno; new->bno = bno; new->length = len; -- 2.11.0