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From: "Lakshmipathi.G" <Lakshmipathi.G@giis.co.in>
To: linux-btrfs@vger.kernel.org
Subject: [PATCH] btrfs-progs: Corruption-framework: Include inode nlink field
Date: Tue, 3 Jan 2017 16:34:31 +0100	[thread overview]
Message-ID: <20170103153431.GA25465@fedori> (raw)

Will include other fields, if this gets accepted.

Signed-off-by: Lakshmipathi.G <Lakshmipathi.G@giis.co.in>
---
 btrfs-corrupt-block.c | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/btrfs-corrupt-block.c b/btrfs-corrupt-block.c
index 16680df..64376ca 100644
--- a/btrfs-corrupt-block.c
+++ b/btrfs-corrupt-block.c
@@ -309,6 +309,7 @@ enum btrfs_inode_field {
 	BTRFS_INODE_FIELD_ISIZE,
 	BTRFS_INODE_FIELD_NBYTES,
 	BTRFS_INODE_FIELD_BAD,
+	BTRFS_INODE_FIELD_NLINK,
 };
 
 enum btrfs_file_extent_field {
@@ -346,6 +347,8 @@ static enum btrfs_inode_field convert_inode_field(char *field)
 		return BTRFS_INODE_FIELD_ISIZE;
 	if (!strncmp(field, "nbytes", FIELD_BUF_LEN))
 		return BTRFS_INODE_FIELD_NBYTES;
+	if (!strncmp(field, "nlink", FIELD_BUF_LEN))
+		return BTRFS_INODE_FIELD_NLINK;
 	return BTRFS_INODE_FIELD_BAD;
 }
 
@@ -603,6 +606,11 @@ static int corrupt_inode(struct btrfs_trans_handle *trans,
 		bogus = generate_u64(orig);
 		btrfs_set_inode_nbytes(path->nodes[0], ei, bogus);
 		break;
+	case BTRFS_INODE_FIELD_NLINK:
+		orig = btrfs_inode_nlink(path->nodes[0], ei);
+		bogus = generate_u32(orig);
+		btrfs_set_inode_nlink(path->nodes[0], ei, bogus);
+		break;
 	default:
 		ret = -EINVAL;
 		break;
-- 
2.7.4


             reply	other threads:[~2017-01-03 23:01 UTC|newest]

Thread overview: 5+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-01-03 15:34 Lakshmipathi.G [this message]
2017-01-04 15:09 ` [PATCH] btrfs-progs: Corruption-framework: Include inode nlink field David Sterba
  -- strict thread matches above, loose matches on Subject: below --
2017-01-05 10:08 Lakshmipathi.G
2017-01-17 14:52 ` David Sterba
2017-01-03 12:13 Lakshmipathi.G

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