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From: Christoph Hellwig <hch@lst.de>
To: linux-xfs@vger.kernel.org
Subject: [PATCH 03/14] xfs: use new extent lookup helpers in xfs_bmapi_read
Date: Mon, 14 Nov 2016 18:12:34 +0100	[thread overview]
Message-ID: <1479143565-30615-4-git-send-email-hch@lst.de> (raw)
In-Reply-To: <1479143565-30615-1-git-send-email-hch@lst.de>

Signed-off-by: Christoph Hellwig <hch@lst.de>
---
 fs/xfs/libxfs/xfs_bmap.c | 14 ++++++--------
 1 file changed, 6 insertions(+), 8 deletions(-)

diff --git a/fs/xfs/libxfs/xfs_bmap.c b/fs/xfs/libxfs/xfs_bmap.c
index 98f490b..1a0fee4 100644
--- a/fs/xfs/libxfs/xfs_bmap.c
+++ b/fs/xfs/libxfs/xfs_bmap.c
@@ -4145,12 +4145,11 @@ xfs_bmapi_read(
 	struct xfs_mount	*mp = ip->i_mount;
 	struct xfs_ifork	*ifp;
 	struct xfs_bmbt_irec	got;
-	struct xfs_bmbt_irec	prev;
 	xfs_fileoff_t		obno;
 	xfs_fileoff_t		end;
-	xfs_extnum_t		lastx;
+	xfs_extnum_t		idx;
 	int			error;
-	int			eof;
+	bool			eof = false;
 	int			n = 0;
 	int			whichfork = xfs_bmapi_whichfork(flags);
 
@@ -4190,7 +4189,8 @@ xfs_bmapi_read(
 			return error;
 	}
 
-	xfs_bmap_search_extents(ip, bno, whichfork, &eof, &lastx, &got, &prev);
+	if (!xfs_iext_lookup_extent(ip, ifp, bno, &idx, &got))
+		eof = true;
 	end = bno + len;
 	obno = bno;
 
@@ -4221,10 +4221,8 @@ xfs_bmapi_read(
 			break;
 
 		/* Else go on to the next record. */
-		if (++lastx < xfs_iext_count(ifp))
-			xfs_bmbt_get_all(xfs_iext_get_ext(ifp, lastx), &got);
-		else
-			eof = 1;
+		if (!xfs_iext_get_extent(ifp, ++idx, &got))
+			eof = true;
 	}
 	*nmap = n;
 	return 0;
-- 
2.1.4


  parent reply	other threads:[~2016-11-14 17:13 UTC|newest]

Thread overview: 37+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-11-14 17:12 new helpers to clean up extent tree lookups Christoph Hellwig
2016-11-14 17:12 ` [PATCH 01/14] xfs: new inode extent list lookup helpers Christoph Hellwig
2016-11-17 18:11   ` Brian Foster
2016-11-14 17:12 ` [PATCH 02/14] xfs: cleanup xfs_bmap_last_before Christoph Hellwig
2016-11-17 18:11   ` Brian Foster
2016-11-18  8:16     ` Christoph Hellwig
2016-11-14 17:12 ` Christoph Hellwig [this message]
2016-11-17 18:11   ` [PATCH 03/14] xfs: use new extent lookup helpers in xfs_bmapi_read Brian Foster
2016-11-14 17:12 ` [PATCH 04/14] xfs: use new extent lookup helpers in xfs_bmapi_write Christoph Hellwig
2016-11-17 18:12   ` Brian Foster
2016-11-14 17:12 ` [PATCH 05/14] xfs: use new extent lookup helpers in __xfs_bunmapi Christoph Hellwig
2016-11-17 18:12   ` Brian Foster
2016-11-14 17:12 ` [PATCH 06/14] xfs: remove prev argument to xfs_bmapi_reserve_delalloc Christoph Hellwig
2016-11-17 18:27   ` Brian Foster
2016-11-18  8:19     ` Christoph Hellwig
2016-11-18 13:19       ` Brian Foster
2016-11-14 17:12 ` [PATCH 07/14] xfs: use new extent lookup helpers xfs_file_iomap_begin_delay Christoph Hellwig
2016-11-17 18:33   ` Brian Foster
2016-11-18  8:20     ` Christoph Hellwig
2016-11-18 13:20       ` Brian Foster
2016-11-14 17:12 ` [PATCH 08/14] xfs: use new extent lookup helpers in __xfs_reflink_reserve_cow Christoph Hellwig
2016-11-17 19:07   ` Brian Foster
2016-11-14 17:12 ` [PATCH 09/14] xfs: cleanup xfs_reflink_find_cow_mapping Christoph Hellwig
2016-11-17 19:07   ` Brian Foster
2016-11-14 17:12 ` [PATCH 10/14] xfs: use new extent lookup helpers in xfs_reflink_trim_irec_to_next_cow Christoph Hellwig
2016-11-17 19:07   ` Brian Foster
2016-11-14 17:12 ` [PATCH 11/14] xfs: use new extent lookup helpers in xfs_reflink_cancel_cow_blocks Christoph Hellwig
2016-11-17 19:07   ` Brian Foster
2016-11-14 17:12 ` [PATCH 12/14] xfs: use new extent lookup helpers in xfs_reflink_end_cow Christoph Hellwig
2016-11-17 19:07   ` Brian Foster
2016-11-14 17:12 ` [PATCH 13/14] xfs: remove xfs_bmap_search_extents Christoph Hellwig
2016-11-17 19:12   ` Brian Foster
2016-11-14 17:12 ` [PATCH 14/14] xfs: remove NULLEXTNUM Christoph Hellwig
2016-11-17 19:12   ` Brian Foster
2016-11-19  0:21 ` new helpers to clean up extent tree lookups Eric Sandeen
2016-11-21 17:17   ` Christoph Hellwig
  -- strict thread matches above, loose matches on Subject: below --
2016-11-21 16:38 new helpers to clean up extent tree lookups V2 Christoph Hellwig
2016-11-21 16:38 ` [PATCH 03/14] xfs: use new extent lookup helpers in xfs_bmapi_read Christoph Hellwig

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