[Ocfs2-tools-devel] [PATCH 2/2] fswreck: corrupt inode valid flag

[Eric Ren]

This one is used to corrupt the inode valid flag.
INODE_VALID_FLAG: clear the INODE_VALID_FL bit of i_flags in
ocfs2_dinode.

Signed-off-by: Eric Ren <zren at suse.com>
Reviewed-by: Goldwyn Rodrigues <rgoldwyn at suse.com>
Reviewed-by: Gang He <ghe at suse.com>
---
 fswreck/corrupt.c           | 3 +++
 fswreck/include/fsck_type.h | 3 ++-
 fswreck/inode.c             | 8 +++++++-
 fswreck/main.c              | 2 ++
 4 files changed, 14 insertions(+), 2 deletions(-)

diff --git a/fswreck/corrupt.c b/fswreck/corrupt.c
index 7ccb164..2f6074e 100644
--- a/fswreck/corrupt.c
+++ b/fswreck/corrupt.c
@@ -228,6 +228,9 @@ void corrupt_file(ocfs2_filesys *fs, enum fsck_type type, uint16_t slotnum)
 	case INODE_BLOCK_ECC:
 		func = mess_up_inode_field;
 		break;
+	case INODE_VALID_FLAG:
+		func = mess_up_inode_field;
+		break;
 	default:
 		FSWRK_FATAL("Invalid code=%d", type);
 	}
diff --git a/fswreck/include/fsck_type.h b/fswreck/include/fsck_type.h
index b62585e..956a1e2 100644
--- a/fswreck/include/fsck_type.h
+++ b/fswreck/include/fsck_type.h
@@ -167,7 +167,8 @@ enum fsck_type
 /*130*/	REFCOUNT_COUNT_INVALID,
 	DUP_CLUSTERS_ADD_REFCOUNT,
 	INODE_BLOCK_ECC,
-/*133*/	NUM_FSCK_TYPE
+	INODE_VALID_FLAG,
+/*134*/	NUM_FSCK_TYPE
 };
 
 /* 
diff --git a/fswreck/inode.c b/fswreck/inode.c
index 674ddbc..83adae2 100644
--- a/fswreck/inode.c
+++ b/fswreck/inode.c
@@ -28,7 +28,7 @@
  *
  * Inode field error: 	INODE_SUBALLOC, INODE_GEN, INODE_GEN_FIX,INODE_BLKNO,
 			INODE_NZ_DTIME, INODE_SIZE, INODE_CLUSTERS, INODE_COUNT,
-			INODE_BLOCK_ECC
+			INODE_BLOCK_ECC, INODE_VALID_FLAG
  *
  * Inode link not connected error: INODE_NOT_CONNECTED
  *
@@ -137,6 +137,12 @@ static void damage_inode(ocfs2_filesys *fs, uint64_t blkno,
 		di->i_check.bc_crc32e = 0x1234;
 		di->i_check.bc_ecc = 0x1234;
 		break;
+	case INODE_VALID_FLAG:
+		fprintf(stdout, "INODE_VALID_FLAG: "
+			"Corrupt inode#%"PRIu64", clear inode valid flag\n",
+			blkno);
+		di->i_flags &= ~OCFS2_VALID_FL;
+		break;
 	case REFCOUNT_FLAG_INVALID:
 		di->i_dyn_features |= OCFS2_HAS_REFCOUNT_FL;
 		fprintf(stdout, "REFCOUNT_FLAG_INVALD: "
diff --git a/fswreck/main.c b/fswreck/main.c
index f9227f3..016fc03 100644
--- a/fswreck/main.c
+++ b/fswreck/main.c
@@ -329,6 +329,8 @@ static struct prompt_code prompt_codes[NUM_FSCK_TYPE] = {
 			   "corrupt refcount record and handle them in dup"),
 	define_prompt_code(INODE_BLOCK_ECC, corrupt_file, "", 1,
 			   "corrupt inode's i_check filed"),
+	define_prompt_code(INODE_VALID_FLAG, corrupt_file, "", 1,
+			   "corrupt inode's i_flags filed"),
 };
 
 #undef define_prompt_code
-- 
2.1.2