/*
* pass1.c -- pass #1 of e2fsck: sequential scan of the inode table
- *
+ *
* Copyright (C) 1993, 1994, 1995, 1996, 1997 Theodore Ts'o.
*
* %Begin-Header%
* This file may be redistributed under the terms of the GNU Public
* License.
* %End-Header%
- *
+ *
* Pass 1 of e2fsck iterates over all the inodes in the filesystems,
* and applies the following tests to each inode:
*
#endif
static int process_block(ext2_filsys fs, blk_t *blocknr,
- e2_blkcnt_t blockcnt, blk_t ref_blk,
+ e2_blkcnt_t blockcnt, blk_t ref_blk,
int ref_offset, void *priv_data);
static int process_bad_block(ext2_filsys fs, blk_t *block_nr,
e2_blkcnt_t blockcnt, blk_t ref_blk,
static EXT2_QSORT_TYPE process_inode_cmp(const void *a, const void *b);
static errcode_t scan_callback(ext2_filsys fs, ext2_inode_scan scan,
dgrp_t group, void * priv_data);
-static void adjust_extattr_refcount(e2fsck_t ctx, ext2_refcount_t refcount,
+static void adjust_extattr_refcount(e2fsck_t ctx, ext2_refcount_t refcount,
char *block_buf, int adjust_sign);
/* static char *describe_illegal_block(ext2_filsys fs, blk_t block); */
*
* Note: this routine is now also used to check FIFO's and Sockets,
* since they have the same requirement; the i_block fields should be
- * zero.
+ * zero.
*/
-int e2fsck_pass1_check_device_inode(ext2_filsys fs EXT2FS_ATTR((unused)),
+int e2fsck_pass1_check_device_inode(ext2_filsys fs EXT2FS_ATTR((unused)),
struct ext2_inode *inode)
{
int i;
* the kernel has been fixed we can change this...
*/
if (inode->i_flags & (EXT2_IMMUTABLE_FL | EXT2_APPEND_FL)) {
- for (i=4; i < EXT2_N_BLOCKS; i++)
+ for (i=4; i < EXT2_N_BLOCKS; i++)
if (inode->i_block[i])
return 0;
}
static void check_size(e2fsck_t ctx, struct problem_context *pctx)
{
struct ext2_inode *inode = pctx->inode;
-
+
if ((inode->i_size == 0) && (inode->i_size_high == 0))
return;
-
+
if (!fix_problem(ctx, PR_1_SET_NONZSIZE, pctx))
return;
-
+
inode->i_size = 0;
inode->i_size_high = 0;
e2fsck_write_inode(ctx, pctx->ino, pctx->inode, "pass1");
}
-
+
static void check_ea_in_inode(e2fsck_t ctx, struct problem_context *pctx)
{
struct ext2_super_block *sb = ctx->fs->super;
/* scan all entry's headers first */
/* take finish entry 0UL into account */
- remain = storage_size - sizeof(__u32);
+ remain = storage_size - sizeof(__u32);
while (!EXT2_EXT_IS_LAST_ENTRY(entry)) {
__u32 hash;
/* header eats this space */
remain -= sizeof(struct ext2_ext_attr_entry);
-
+
/* is attribute name valid? */
if (EXT2_EXT_ATTR_SIZE(entry->e_name_len) > remain) {
pctx->num = entry->e_name_len;
#if 0
printf("inode #%u, i_extra_size %d\n", pctx->ino,
inode->i_extra_isize);
-#endif
+#endif
/* i_extra_isize must cover i_extra_isize + i_pad1 at least */
min = sizeof(inode->i_extra_isize) + sizeof(inode->i_pad1);
max = EXT2_INODE_SIZE(sb) - EXT2_GOOD_OLD_INODE_SIZE;
- /*
+ /*
* For now we will allow i_extra_isize to be 0, but really
* implementations should never allow i_extra_isize to be 0
*/
}
}
-/*
+/*
* Check to see if the inode might really be a directory, despite i_mode
*
* This is a lot of complexity for something for which I'm not really
return; /* Invalid block, can't be dir */
}
- if ((LINUX_S_ISCHR(inode->i_mode) || LINUX_S_ISBLK(inode->i_mode)) &&
+ if ((LINUX_S_ISCHR(inode->i_mode) || LINUX_S_ISBLK(inode->i_mode)) &&
(inode->i_links_count == 1) && !not_device)
return;
if (fix_problem(ctx, PR_1_TREAT_AS_DIRECTORY, pctx)) {
inode->i_mode = (inode->i_mode & 07777) | LINUX_S_IFDIR;
- e2fsck_write_inode_full(ctx, pctx->ino, inode,
- EXT2_INODE_SIZE(ctx->fs->super),
+ e2fsck_write_inode_full(ctx, pctx->ino, inode,
+ EXT2_INODE_SIZE(ctx->fs->super),
"check_is_really_dir");
}
}
-extern void e2fsck_setup_tdb_icount(e2fsck_t ctx, int flags,
+extern void e2fsck_setup_tdb_icount(e2fsck_t ctx, int flags,
ext2_icount_t *ret)
{
unsigned int threshold;
int imagic_fs, extent_fs;
int busted_fs_time = 0;
int inode_size;
-
+
#ifdef RESOURCE_TRACK
init_resource_track(&rtrack, ctx->fs->io);
#endif
"block interate buffer");
e2fsck_use_inode_shortcuts(ctx, 1);
old_op = ehandler_operation(_("opening inode scan"));
- pctx.errcode = ext2fs_open_inode_scan(fs, ctx->inode_buffer_blocks,
+ pctx.errcode = ext2fs_open_inode_scan(fs, ctx->inode_buffer_blocks,
&scan);
ehandler_operation(old_op);
if (pctx.errcode) {
while (1) {
old_op = ehandler_operation(_("getting next inode from scan"));
- pctx.errcode = ext2fs_get_next_inode_full(scan, &ino,
+ pctx.errcode = ext2fs_get_next_inode_full(scan, &ino,
inode, inode_size);
ehandler_operation(old_op);
if (ctx->flags & E2F_FLAG_SIGNAL_MASK)
pctx.inode = inode;
ctx->stashed_ino = ino;
if (inode->i_links_count) {
- pctx.errcode = ext2fs_icount_store(ctx->inode_link_info,
+ pctx.errcode = ext2fs_icount_store(ctx->inode_link_info,
ino, inode->i_links_count);
if (pctx.errcode) {
pctx.num = inode->i_links_count;
* extent_header_verify is ok. If the inode is cleared,
* no need to swap... so no extra swapping here.
*/
- if ((inode->i_flags & EXT4_EXTENTS_FL) && !extent_fs &&
+ if ((inode->i_flags & EXT4_EXTENTS_FL) && !extent_fs &&
(inode->i_links_count || (ino == EXT2_BAD_INO) ||
(ino == EXT2_ROOT_INO) || (ino == EXT2_JOURNAL_INO))) {
- if ((ext2fs_extent_header_verify(inode->i_block,
+ if ((ext2fs_extent_header_verify(inode->i_block,
sizeof(inode->i_block)) == 0) &&
fix_problem(ctx, PR_1_EXTENT_FEATURE, &pctx)) {
sb->s_feature_incompat |= EXT3_FEATURE_INCOMPAT_EXTENTS;
clear_inode:
e2fsck_clear_inode(ctx, ino, inode, 0, "pass1");
if (ino == EXT2_BAD_INO)
- ext2fs_mark_inode_bitmap(ctx->inode_used_map,
+ ext2fs_mark_inode_bitmap(ctx->inode_used_map,
ino);
continue;
}
#else
ehp = inode->i_block;
#endif
- if ((ext2fs_extent_header_verify(ehp,
+ if ((ext2fs_extent_header_verify(ehp,
sizeof(inode->i_block)) == 0) &&
(fix_problem(ctx, PR_1_UNSET_EXTENT_FL, &pctx))) {
inode->i_flags |= EXT4_EXTENTS_FL;
#ifdef WORDS_BIGENDIAN
- memcpy(inode->i_block, tmp_block,
+ memcpy(inode->i_block, tmp_block,
sizeof(inode->i_block));
#endif
e2fsck_write_inode(ctx, ino, inode, "pass1");
if (ino == EXT2_BAD_INO) {
struct process_block_struct pb;
-
+
pctx.errcode = ext2fs_copy_bitmap(ctx->block_found_map,
&pb.fs_meta_blocks);
if (pctx.errcode) {
pb.inode = inode;
pb.pctx = &pctx;
pb.ctx = ctx;
- pctx.errcode = ext2fs_block_iterate2(fs, ino, 0,
+ pctx.errcode = ext2fs_block_iterate2(fs, ino, 0,
block_buf, process_bad_block, &pb);
ext2fs_free_block_bitmap(pb.fs_meta_blocks);
if (pctx.errcode) {
}
if ((inode->i_links_count || inode->i_blocks ||
inode->i_blocks || inode->i_block[0]) &&
- fix_problem(ctx, PR_1_JOURNAL_INODE_NOT_CLEAR,
+ fix_problem(ctx, PR_1_JOURNAL_INODE_NOT_CLEAR,
&pctx)) {
memset(inode, 0, inode_size);
ext2fs_icount_store(ctx->inode_link_info,
ino, 0);
- e2fsck_write_inode_full(ctx, ino, inode,
+ e2fsck_write_inode_full(ctx, ino, inode,
inode_size, "pass1");
}
} else if (ino < EXT2_FIRST_INODE(fs->super)) {
int problem = 0;
-
+
ext2fs_mark_inode_bitmap(ctx->inode_used_map, ino);
if (ino == EXT2_BOOT_LOADER_INO) {
if (LINUX_S_ISDIR(inode->i_mode))
* orphaned list linked list. They should have gotten
* dealt with by now, unless the list had somehow been
* corrupted.
- *
+ *
* FIXME: In the future, inodes which are still in use
* (and which are therefore) pending truncation should
* be handled specially. Right now we just clear the
"pass1");
}
}
-
+
/*
* This code assumes that deleted inodes have
- * i_links_count set to 0.
+ * i_links_count set to 0.
*/
if (!inode->i_links_count) {
if (!inode->i_dtime && inode->i_mode) {
* we now assume that the case of non-zero
* i_links_count and non-zero dtime means that we
* should keep the file, not delete it.
- *
+ *
*/
if (inode->i_dtime) {
if (fix_problem(ctx, PR_1_SET_DTIME, &pctx)) {
e2fsck_write_inode(ctx, ino, inode, "pass1");
}
}
-
+
ext2fs_mark_inode_bitmap(ctx->inode_used_map, ino);
switch (fs->super->s_creator_os) {
case EXT2_OS_HURD:
default:
frag = fsize = 0;
}
-
+
if (inode->i_faddr || frag || fsize ||
(LINUX_S_ISDIR(inode->i_mode) && inode->i_dir_acl))
mark_inode_bad(ctx, ino);
if ((fs->super->s_creator_os == EXT2_OS_LINUX) &&
- !(fs->super->s_feature_ro_compat &
+ !(fs->super->s_feature_ro_compat &
EXT4_FEATURE_RO_COMPAT_HUGE_FILE) &&
(inode->osd2.linux2.l_i_blocks_hi != 0))
mark_inode_bad(ctx, ino);
check_size(ctx, &pctx);
ctx->fs_blockdev_count++;
} else if (LINUX_S_ISLNK (inode->i_mode) &&
- e2fsck_pass1_check_symlink(fs, ino, inode,
+ e2fsck_pass1_check_symlink(fs, ino, inode,
block_buf)) {
check_immutable(ctx, &pctx);
ctx->fs_symlinks_count++;
ea_refcount_free(ctx->refcount_extra);
ctx->refcount_extra = 0;
}
-
+
if (ctx->invalid_bitmaps)
handle_fs_bad_blocks(ctx);
e2fsck_read_inode(ctx, EXT2_RESIZE_INO, inode,
"recreate inode");
inode->i_mtime = ctx->now;
- e2fsck_write_inode(ctx, EXT2_RESIZE_INO, inode,
+ e2fsck_write_inode(ctx, EXT2_RESIZE_INO, inode,
"recreate inode");
fs->block_map = save_bmap;
ctx->flags &= ~E2F_FLAG_RESIZE_INODE;
}
-
+
if (ctx->flags & E2F_FLAG_RESTART) {
/*
* Only the master copy of the superblock and block
ext2fs_free_mem(&inodes_to_process);
endit:
e2fsck_use_inode_shortcuts(ctx, 0);
-
+
ext2fs_free_mem(&block_buf);
ext2fs_free_mem(&inode);
* When the inode_scan routines call this callback at the end of the
* glock group, call process_inodes.
*/
-static errcode_t scan_callback(ext2_filsys fs,
+static errcode_t scan_callback(ext2_filsys fs,
ext2_inode_scan scan EXT2FS_ATTR((unused)),
dgrp_t group, void * priv_data)
{
scan_struct = (struct scan_callback_struct *) priv_data;
ctx = scan_struct->ctx;
-
+
process_inodes((e2fsck_t) fs->priv_data, scan_struct->block_buf);
if (ctx->progress)
const char *old_operation;
char buf[80];
struct problem_context pctx;
-
+
#if 0
printf("begin process_inodes: ");
#endif
for (i=0; i < process_inode_count; i++) {
pctx.inode = ctx->stashed_inode = &inodes_to_process[i].inode;
pctx.ino = ctx->stashed_ino = inodes_to_process[i].ino;
-
+
#if 0
printf("%u ", pctx.ino);
#endif
const struct process_inode_block *ib_b =
(const struct process_inode_block *) b;
int ret;
-
+
ret = (ib_a->inode.i_block[EXT2_IND_BLOCK] -
ib_b->inode.i_block[EXT2_IND_BLOCK]);
if (ret == 0)
if (!ctx->inode_bad_map) {
clear_problem_context(&pctx);
-
+
pctx.errcode = ext2fs_allocate_inode_bitmap(ctx->fs,
_("bad inode map"), &ctx->inode_bad_map);
if (pctx.errcode) {
static void alloc_bb_map(e2fsck_t ctx)
{
struct problem_context pctx;
-
+
clear_problem_context(&pctx);
pctx.errcode = ext2fs_allocate_inode_bitmap(ctx->fs,
_("inode in bad block map"),
static void alloc_imagic_map(e2fsck_t ctx)
{
struct problem_context pctx;
-
+
clear_problem_context(&pctx);
pctx.errcode = ext2fs_allocate_inode_bitmap(ctx->fs,
_("imagic inode map"),
static _INLINE_ void mark_block_used(e2fsck_t ctx, blk_t block)
{
struct problem_context pctx;
-
+
clear_problem_context(&pctx);
-
+
if (ext2fs_fast_test_block_bitmap(ctx->block_found_map, block)) {
if (!ctx->block_dup_map) {
pctx.errcode = ext2fs_allocate_block_bitmap(ctx->fs,
&ctx->block_dup_map);
if (pctx.errcode) {
pctx.num = 3;
- fix_problem(ctx, PR_1_ALLOCATE_BBITMAP_ERROR,
+ fix_problem(ctx, PR_1_ALLOCATE_BBITMAP_ERROR,
&pctx);
/* Should never get here */
ctx->flags |= E2F_FLAG_ABORT;
* EA blocks that had extra references as accounted for in
* ctx->refcount_extra.
*/
-static void adjust_extattr_refcount(e2fsck_t ctx, ext2_refcount_t refcount,
+static void adjust_extattr_refcount(e2fsck_t ctx, ext2_refcount_t refcount,
char *block_buf, int adjust_sign)
{
struct ext2_ext_attr_header *header;
int count;
clear_problem_context(&pctx);
-
+
ea_refcount_intr_begin(refcount);
while (1) {
if ((blk = ea_refcount_intr_next(refcount, &count)) == 0)
retval = io_channel_read_blk(fs->io, blk, 1, block_buf);
if (retval && fix_problem(ctx, PR_1_HTREE_BADROOT, pctx))
return 1;
-
+
/* XXX should check that beginning matches a directory */
root = (struct ext2_dx_root_info *) (block_buf + 24);
(root->hash_version != EXT2_HASH_TEA) &&
fix_problem(ctx, PR_1_HTREE_HASHV, pctx))
return 1;
-
+
if ((root->unused_flags & EXT2_HASH_FLAG_INCOMPAT) &&
fix_problem(ctx, PR_1_HTREE_INCOMPAT, pctx))
return 1;
if ((root->indirect_levels > 1) &&
fix_problem(ctx, PR_1_HTREE_DEPTH, pctx))
return 1;
-
+
return 0;
}
int dirty_inode = 0;
int extent_fs;
__u64 size;
-
+
pb.ino = ino;
pb.num_blocks = 0;
pb.last_block = -1;
"check_blocks");
return;
}
-
+
if (pb.is_dir) {
while (1) {
struct ext2_db_entry *entry;
(entry->blk != 0) ||
(entry->blockcnt == 0))
break;
- /* printf("Dropping ino %lu blk %lu blockcnt %d\n",
+ /* printf("Dropping ino %lu blk %lu blockcnt %d\n",
entry->ino, entry->blk, entry->blockcnt); */
ext2fs_dblist_drop_last(fs->dblist);
if (ext2fs_dblist_get_last(fs->dblist, &entry) ||
!(inode->i_flags & EXT2_INDEX_FL) &&
((inode->i_size / fs->blocksize) >= 3))
ext2fs_u32_list_add(ctx->dirs_to_hash, ino);
-
+
if (!pb.num_blocks && pb.is_dir) {
if (fix_problem(ctx, PR_1_ZERO_LENGTH_DIR, pctx)) {
e2fsck_clear_inode(ctx, ino, inode, 0, "check_blocks");
#endif
if (pb.is_dir) {
int nblock = inode->i_size >> EXT2_BLOCK_SIZE_BITS(fs->super);
- if (inode->i_size & (fs->blocksize - 1))
+ if (inode->i_size & (fs->blocksize - 1))
bad_size = 5;
else if (nblock > (pb.last_block + 1))
bad_size = 1;
printf("Process_block, inode %lu, block %u, #%d\n", p->ino, blk,
blockcnt);
#endif
-
+
/*
* Simplistic fragmentation check. We merely require that the
* file be contiguous. (Which can never be true for really
problem = PR_1_TOOBIG_REG;
if (!p->is_dir && !p->is_reg && blockcnt > 0)
problem = PR_1_TOOBIG_SYMLINK;
-
+
if (blk < fs->super->s_first_data_block ||
blk >= fs->super->s_blocks_count)
problem = PR_1_ILLEGAL_BLOCK_NUM;
}
if (p->ino == EXT2_RESIZE_INO) {
- /*
+ /*
* The resize inode has already be sanity checked
* during pass #0 (the superblock checks). All we
* have to do is mark the double indirect block as
if (!blk)
return 0;
-
+
p = (struct process_block_struct *) priv_data;
ctx = p->ctx;
pctx = p->pctx;
-
+
pctx->ino = EXT2_BAD_INO;
pctx->blk = blk;
pctx->blkcount = blockcnt;
*block_nr = 0;
return BLOCK_CHANGED;
}
- } else if (ext2fs_test_block_bitmap(ctx->block_found_map,
+ } else if (ext2fs_test_block_bitmap(ctx->block_found_map,
blk)) {
p->bbcheck = 1;
- if (fix_problem(ctx, PR_1_BBINODE_BAD_METABLOCK,
+ if (fix_problem(ctx, PR_1_BBINODE_BAD_METABLOCK,
pctx)) {
*block_nr = 0;
return BLOCK_CHANGED;
mark_block_used(ctx, blk);
return 0;
}
-#if 0
+#if 0
printf ("DEBUG: Marking %u as bad.\n", blk);
#endif
ctx->fs_badblocks_count++;
* Try to find the where the filesystem block was used...
*/
first_block = fs->super->s_first_data_block;
-
+
for (i = 0; i < fs->group_desc_count; i++ ) {
pctx->group = i;
pctx->blk = blk;
return 0;
}
-static void new_table_block(e2fsck_t ctx, blk_t first_block, int group,
+static void new_table_block(e2fsck_t ctx, blk_t first_block, int group,
const char *name, int num, blk_t *new_block)
{
ext2_filsys fs = ctx->fs;
}
if (ctx->invalid_inode_table_flag[i]) {
new_table_block(ctx, first_block, i, _("inode table"),
- fs->inode_blocks_per_group,
+ fs->inode_blocks_per_group,
&fs->group_desc[i].bg_inode_table);
ctx->flags |= E2F_FLAG_RESTART;
}
dgrp_t i;
int j;
struct problem_context pctx;
-
+
clear_problem_context(&pctx);
-
+
for (i = 0; i < fs->group_desc_count; i++) {
pctx.group = i;
}
}
}
-
+
/*
- * Mark block used for the block bitmap
+ * Mark block used for the block bitmap
*/
if (fs->group_desc[i].bg_block_bitmap) {
if (ext2fs_test_block_bitmap(ctx->block_found_map,
ext2fs_mark_block_bitmap(ctx->block_found_map,
fs->group_desc[i].bg_block_bitmap);
}
-
+
}
/*
- * Mark block used for the inode bitmap
+ * Mark block used for the inode bitmap
*/
if (fs->group_desc[i].bg_inode_bitmap) {
if (ext2fs_test_block_bitmap(ctx->block_found_map,
if (fix_problem(ctx, PR_1_IB_CONFLICT, &pctx)) {
ctx->invalid_inode_bitmap_flag[i]++;
ctx->invalid_bitmaps++;
- }
+ }
} else {
ext2fs_mark_block_bitmap(ctx->block_found_map,
fs->group_desc[i].bg_inode_bitmap);
}
}
}
-
+
/*
* Thes subroutines short circuits ext2fs_get_blocks and
* ext2fs_check_directory; we use them since we already have the inode
{
e2fsck_t ctx = (e2fsck_t) fs->priv_data;
int i;
-
+
if ((ino != ctx->stashed_ino) || !ctx->stashed_inode)
return EXT2_ET_CALLBACK_NOTHANDLED;
blk_t new_block;
if (ctx->block_found_map) {
- retval = ext2fs_new_block(fs, (blk_t) goal,
+ retval = ext2fs_new_block(fs, (blk_t) goal,
ctx->block_found_map, &new_block);
if (retval)
return retval;
if (retval)
return retval;
}
-
+
*ret = new_block;
return (0);
}
if (ctx->block_found_map) {
if (inuse > 0)
- ext2fs_mark_block_bitmap(ctx->block_found_map,
+ ext2fs_mark_block_bitmap(ctx->block_found_map,
(blk_t) blk);
else
- ext2fs_unmark_block_bitmap(ctx->block_found_map,
+ ext2fs_unmark_block_bitmap(ctx->block_found_map,
(blk_t) blk);
}
}
projects / thirdparty / e2fsprogs.git / blobdiff