From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from bombadil.infradead.org ([65.50.211.133]:59559 "EHLO bombadil.infradead.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754004AbdKCOqf (ORCPT ); Fri, 3 Nov 2017 10:46:35 -0400 Received: from [94.72.11.11] (helo=localhost) by bombadil.infradead.org with esmtpsa (Exim 4.87 #1 (Red Hat Linux)) id 1eAdEx-000251-5t for linux-xfs@vger.kernel.org; Fri, 03 Nov 2017 14:46:35 +0000 From: Christoph Hellwig Subject: [PATCH 16/21] xfs: allow unaligned extent records in xfs_bmbt_disk_set_all Date: Fri, 3 Nov 2017 17:45:34 +0300 Message-Id: <20171103144539.2187-17-hch@lst.de> In-Reply-To: <20171103144539.2187-1-hch@lst.de> References: <20171103144539.2187-1-hch@lst.de> Sender: linux-xfs-owner@vger.kernel.org List-ID: List-Id: xfs To: linux-xfs@vger.kernel.org To make life a little simpler make xfs_bmbt_set_all unaligned access aware so that we can use it directly on the destination buffer. Signed-off-by: Christoph Hellwig Reviewed-by: Brian Foster Reviewed-by: Darrick J. Wong --- fs/xfs/libxfs/xfs_bmap_btree.c | 8 ++++---- 1 file changed, 4 insertions(+), 4 deletions(-) diff --git a/fs/xfs/libxfs/xfs_bmap_btree.c b/fs/xfs/libxfs/xfs_bmap_btree.c index 086e6fc8e4fc..89260972a0f6 100644 --- a/fs/xfs/libxfs/xfs_bmap_btree.c +++ b/fs/xfs/libxfs/xfs_bmap_btree.c @@ -199,14 +199,14 @@ xfs_bmbt_disk_set_all( ASSERT(!(s->br_blockcount & xfs_mask64hi(64-BMBT_BLOCKCOUNT_BITLEN))); ASSERT(!(s->br_startblock & xfs_mask64hi(64-BMBT_STARTBLOCK_BITLEN))); - r->l0 = cpu_to_be64( + put_unaligned_be64( ((xfs_bmbt_rec_base_t)extent_flag << 63) | ((xfs_bmbt_rec_base_t)s->br_startoff << 9) | - ((xfs_bmbt_rec_base_t)s->br_startblock >> 43)); - r->l1 = cpu_to_be64( + ((xfs_bmbt_rec_base_t)s->br_startblock >> 43), &r->l0); + put_unaligned_be64( ((xfs_bmbt_rec_base_t)s->br_startblock << 21) | ((xfs_bmbt_rec_base_t)s->br_blockcount & - (xfs_bmbt_rec_base_t)xfs_mask64lo(21))); + (xfs_bmbt_rec_base_t)xfs_mask64lo(21)), &r->l1); } /* -- 2.14.2