From: Su Yue <suy.fnst@cn.fujitsu.com>
To: <linux-btrfs@vger.kernel.org>
Cc: <suy.fnst@cn.fujitsu.com>
Subject: [PATCH 07/13] btrfs-progs: lowmem: delete unaligned bytes extent data under repair
Date: Tue, 23 Oct 2018 17:41:41 +0800 [thread overview]
Message-ID: <20181023094147.7906-8-suy.fnst@cn.fujitsu.com> (raw)
In-Reply-To: <20181023094147.7906-1-suy.fnst@cn.fujitsu.com>
If found a extent data item has unaligned part, lowmem repair
just deletes it.
Signed-off-by: Su Yue <suy.fnst@cn.fujitsu.com>
---
check/mode-lowmem.c | 8 ++++++++
1 file changed, 8 insertions(+)
diff --git a/check/mode-lowmem.c b/check/mode-lowmem.c
index 3c9ecff7e498..5381096fa8b2 100644
--- a/check/mode-lowmem.c
+++ b/check/mode-lowmem.c
@@ -2972,6 +2972,7 @@ out:
}
/*
+ * If @err contains BYTES_UNALIGNED then delete the extent data item.
* If @err contains BACKREF_MISSING then add extent of the
* file_extent_data_item.
*
@@ -3023,6 +3024,13 @@ static int repair_extent_data_item(struct btrfs_root *root,
else
parent = 0;
+ if (err & BYTES_UNALIGNED) {
+ ret = delete_item(root, pathp);
+ if (!ret)
+ err = 0;
+ goto out;
+ }
+
/* now repair only adds backref */
if ((err & BACKREF_MISSING) == 0)
return err;
--
2.19.1
next prev parent reply other threads:[~2018-10-23 9:34 UTC|newest]
Thread overview: 41+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-10-23 9:41 [PATCH 00/13] btrfs-progs: fixes of file extent in original and lowmem check Su Yue
2018-10-23 9:41 ` [PATCH 01/13] btrfs-progs: lowmem: add argument path to punch_extent_hole() Su Yue
2018-10-23 10:04 ` Qu Wenruo
2018-10-24 1:18 ` Su Yue
2018-12-02 14:34 ` [PATCH v2 " damenly.su
2018-10-23 9:41 ` [PATCH 02/13] btrfs-progs: lowmem: move nbytes check before isize check Su Yue
2018-10-23 10:07 ` Qu Wenruo
2018-12-02 14:38 ` [PATCH v2 " damenly.su
2018-10-23 9:41 ` [PATCH 03/13] btrfs-progs: lowmem: fix false alert if extent item has been repaired Su Yue
2018-10-23 10:30 ` Qu Wenruo
2018-10-24 1:27 ` Su Yue
2018-10-24 1:24 ` Qu Wenruo
2018-12-02 14:45 ` [PATCH v2 " damenly.su
2018-10-23 9:41 ` [PATCH 04/13] btrfs-progs: lowmem: fix false alert about the existence of gaps in the check_file_extent Su Yue
2018-10-24 0:13 ` Qu Wenruo
2018-10-23 9:41 ` [PATCH 05/13] btrfs-progs: lowmem: check unaligned disk_bytenr for extent_data Su Yue
2018-10-24 0:13 ` Qu Wenruo
2018-10-23 9:41 ` [PATCH 06/13] btrfs-progs: lowmem: rename delete_extent_tree_item() to delete_item() Su Yue
2018-10-24 0:15 ` Qu Wenruo
2018-10-23 9:41 ` Su Yue [this message]
2018-10-24 0:16 ` [PATCH 07/13] btrfs-progs: lowmem: delete unaligned bytes extent data under repair Qu Wenruo
2018-10-23 9:41 ` [PATCH 08/13] btrfs-progs: Revert "btrfs-progs: Add repair and report function for orphan file extent." Su Yue
2018-10-24 0:28 ` Qu Wenruo
2018-10-23 9:41 ` [PATCH 09/13] btrfs-progs: Revert "btrfs-progs: Record orphan data extent ref to corresponding root." Su Yue
2018-10-24 0:29 ` Qu Wenruo
2018-11-07 9:09 ` Su Yanjun <suyj.fnst@cn.fujitsu.com>
2018-11-07 9:14 ` Qu Wenruo
2018-10-23 9:41 ` [PATCH 10/13] btrfs-progs: check: fix bug in find_possible_backrefs Su Yue
2018-10-24 0:34 ` Qu Wenruo
2018-11-07 6:28 ` Su Yanjun <suyj.fnst@cn.fujitsu.com>
2018-11-07 6:40 ` Qu Wenruo
2018-10-23 9:41 ` [PATCH 11/13] btrfs-progs: check: Delete file extent item with unaligned extent backref Su Yue
2018-10-24 0:45 ` Qu Wenruo
2018-11-07 6:21 ` Su Yanjun <suyj.fnst@cn.fujitsu.com>
2018-11-07 6:38 ` Qu Wenruo
2018-11-07 7:04 ` Su Yanjun <suyj.fnst@cn.fujitsu.com>
2018-11-07 7:13 ` Qu Wenruo
2018-10-23 9:41 ` [PATCH 12/13] btrfs-progs: tests: add case for inode lose one file extent Su Yue
2018-10-23 9:41 ` [PATCH 13/13] btrfs-progs: fsck-test: enable lowmem repair for case 001 Su Yue
2018-10-23 9:45 ` [PATCH 00/13] btrfs-progs: fixes of file extent in original and lowmem check Qu Wenruo
2018-12-18 10:46 [PATCH 00/13] btrfs-progs: check: Fix Qu Wenruo
2018-12-18 10:46 ` [PATCH 07/13] btrfs-progs: lowmem: delete unaligned bytes extent data under repair Qu Wenruo
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