problem = PR_1_EXTENT_ENDS_BEYOND;
if (problem) {
- report_problem:
+report_problem:
pctx->blk = extent.e_pblk;
pctx->blk2 = extent.e_lblk;
pctx->num = extent.e_len;
}
if (!is_leaf) {
+ blk64_t lblk;
+
blk = extent.e_pblk;
+ lblk = extent.e_lblk;
pctx->errcode = ext2fs_extent_get(ehandle,
EXT2_EXTENT_DOWN, &extent);
if (pctx->errcode) {
goto report_problem;
return;
}
+ /* The next extent should match this index's logical start */
+ if (extent.e_lblk != lblk) {
+ struct ext2_extent_info info;
+
+ ext2fs_extent_get_info(ehandle, &info);
+ pctx->blk = lblk;
+ pctx->blk2 = extent.e_lblk;
+ pctx->num = info.curr_level - 1;
+ problem = PR_1_EXTENT_INDEX_START_INVALID;
+ if (fix_problem(ctx, problem, pctx))
+ ext2fs_extent_fix_parents(ehandle);
+ }
scan_extent_node(ctx, pctx, pb, extent.e_lblk, ehandle);
if (pctx->errcode)
return;
N_("@i %i has zero length extent\n\t(@n logical @b %c, physical @b %b)\n"),
PROMPT_CLEAR, 0 },
+ /*
+ * Interior extent node logical offset doesn't match first node below it
+ */
+ { PR_1_EXTENT_INDEX_START_INVALID,
+ N_("Interior @x node level %N of @i %i:\n"
+ "Logical start %b does not match logical start %c at next level. "),
+ PROMPT_FIX, 0 },
+
/* Pass 1b errors */
/* Pass 1B: Rescan for duplicate/bad blocks */
/* Extent has zero length */
#define PR_1_EXTENT_LENGTH_ZERO 0x010066
+/* Index start doesn't match start of next extent down */
+#define PR_1_EXTENT_INDEX_START_INVALID 0x01006D
+
/*
* Pass 1b errors
*/
/* Error adjusting EA refcount */
#define PR_1B_ADJ_EA_REFCOUNT 0x011007
-
/* Pass 1C: Scan directories for inodes with dup blocks. */
#define PR_1C_PASS_HEADER 0x012000
struct ext2_extent_info *info);
extern errcode_t ext2fs_extent_goto(ext2_extent_handle_t handle,
blk64_t blk);
+extern errcode_t ext2fs_extent_fix_parents(ext2_extent_handle_t handle);
/* fileio.c */
extern errcode_t ext2fs_file_open2(ext2_filsys fs, ext2_ino_t ino,
* Safe to call for any position in node; if not at the first entry,
* will simply return.
*/
-static errcode_t ext2fs_extent_fix_parents(ext2_extent_handle_t handle)
+errcode_t ext2fs_extent_fix_parents(ext2_extent_handle_t handle)
{
int retval = 0;
blk64_t start;