* - A bitmap of which inodes have bad fields. (inode_bad_map)
* - A bitmap of which inodes are in bad blocks. (inode_bb_map)
* - A bitmap of which inodes are imagic inodes. (inode_imagic_map)
+ * - A bitmap of which inodes are casefolded. (inode_casefold_map)
* - A bitmap of which blocks are in use. (block_found_map)
* - A bitmap of which blocks are in use by two inodes (block_dup_map)
* - The data blocks of the directory inodes. (dir_map)
* - Ref counts for ea_inodes. (ea_inode_refs)
+ * - The encryption policy ID of each encrypted inode. (encrypted_files)
*
* Pass 1 is designed to stash away enough information so that the
* other passes should not need to read in the inode information
- * during the normal course of a filesystem check. (Althogh if an
+ * during the normal course of a filesystem check. (Although if an
* inconsistency is detected, other passes may need to read in an
* inode to fix it.)
*
#include "e2fsck.h"
#include <ext2fs/ext2_ext_attr.h>
+#include <e2p/e2p.h>
#include "problem.h"
#undef DEBUG
+struct ea_quota {
+ blk64_t blocks;
+ __u64 inodes;
+};
+
static int process_block(ext2_filsys fs, blk64_t *blocknr,
e2_blkcnt_t blockcnt, blk64_t ref_blk,
int ref_offset, void *priv_data);
e2_blkcnt_t blockcnt, blk64_t ref_blk,
int ref_offset, void *priv_data);
static void check_blocks(e2fsck_t ctx, struct problem_context *pctx,
- char *block_buf, blk64_t ea_ibody_quota_blocks);
+ char *block_buf,
+ const struct ea_quota *ea_ibody_quota);
static void mark_table_blocks(e2fsck_t ctx);
static void alloc_bb_map(e2fsck_t ctx);
static void alloc_imagic_map(e2fsck_t ctx);
-static void mark_inode_bad(e2fsck_t ctx, ino_t ino);
-static void add_encrypted_dir(e2fsck_t ctx, ino_t ino);
+static void mark_inode_bad(e2fsck_t ctx, ext2_ino_t ino);
+static void add_casefolded_dir(e2fsck_t ctx, ext2_ino_t ino);
static void handle_fs_bad_blocks(e2fsck_t ctx);
static void process_inodes(e2fsck_t ctx, char *block_buf);
static EXT2_QSORT_TYPE process_inode_cmp(const void *a, const void *b);
struct problem_context *pctx;
ext2fs_block_bitmap fs_meta_blocks;
e2fsck_t ctx;
- region_t region;
+ blk64_t next_lblock;
struct extent_tree_info eti;
};
struct process_inode_block {
ext2_ino_t ino;
- blk64_t ea_ibody_quota_blocks;
+ struct ea_quota ea_ibody_quota;
struct ext2_inode_large inode;
};
EXT2_MIN_BLOCK_LOG_SIZE + 1];
/*
- * Free all memory allocated by pass1 in preparation for restarting
- * things.
- */
-static void unwind_pass1(ext2_filsys fs EXT2FS_ATTR((unused)))
-{
- ext2fs_free_mem(&inodes_to_process);
- inodes_to_process = 0;
-}
-
-/*
* Check to make sure a device inode is real. Returns 1 if the device
* checks out, 0 if not.
*
int i;
/*
- * If the index flag is set, then this is a bogus
+ * If the index or extents flag is set, then this is a bogus
* device/fifo/socket
*/
- if (inode->i_flags & EXT2_INDEX_FL)
+ if (inode->i_flags & (EXT2_INDEX_FL | EXT4_EXTENTS_FL))
return 0;
/*
int e2fsck_pass1_check_symlink(ext2_filsys fs, ext2_ino_t ino,
struct ext2_inode *inode, char *buf)
{
+ unsigned int buflen;
unsigned int len;
- int i;
- ext2_extent_handle_t handle;
- struct ext2_extent_info info;
- struct ext2fs_extent extent;
if ((inode->i_size_high || inode->i_size == 0) ||
(inode->i_flags & EXT2_INDEX_FL))
return 0;
- if (inode->i_flags & EXT4_EXTENTS_FL) {
- if (inode->i_flags & EXT4_INLINE_DATA_FL)
- return 0;
- if (inode->i_size > fs->blocksize)
- return 0;
- if (ext2fs_extent_open2(fs, ino, inode, &handle))
- return 0;
- i = 0;
- if (ext2fs_extent_get_info(handle, &info) ||
- (info.num_entries != 1) ||
- (info.max_depth != 0))
- goto exit_extent;
- if (ext2fs_extent_get(handle, EXT2_EXTENT_ROOT, &extent) ||
- (extent.e_lblk != 0) ||
- (extent.e_len != 1) ||
- (extent.e_pblk < fs->super->s_first_data_block) ||
- (extent.e_pblk >= ext2fs_blocks_count(fs->super)))
- goto exit_extent;
- i = 1;
- exit_extent:
- ext2fs_extent_free(handle);
- return i;
- }
-
if (inode->i_flags & EXT4_INLINE_DATA_FL) {
size_t inline_size;
+ if (inode->i_flags & EXT4_EXTENTS_FL)
+ return 0;
if (ext2fs_inline_data_size(fs, ino, &inline_size))
return 0;
if (inode->i_size != inline_size)
}
if (ext2fs_is_fast_symlink(inode)) {
- if (inode->i_size >= sizeof(inode->i_block))
- return 0;
-
- len = strnlen((char *)inode->i_block, sizeof(inode->i_block));
- if (len == sizeof(inode->i_block))
+ if (inode->i_flags & EXT4_EXTENTS_FL)
return 0;
+ buf = (char *)inode->i_block;
+ buflen = sizeof(inode->i_block);
} else {
- if ((inode->i_size >= fs->blocksize) ||
- (inode->i_block[0] < fs->super->s_first_data_block) ||
- (inode->i_block[0] >= ext2fs_blocks_count(fs->super)))
- return 0;
+ ext2_extent_handle_t handle;
+ struct ext2_extent_info info;
+ struct ext2fs_extent extent;
+ blk64_t blk;
+ int i;
- for (i = 1; i < EXT2_N_BLOCKS; i++)
- if (inode->i_block[i])
+ if (inode->i_flags & EXT4_EXTENTS_FL) {
+ if (ext2fs_extent_open2(fs, ino, inode, &handle))
+ return 0;
+ if (ext2fs_extent_get_info(handle, &info) ||
+ (info.num_entries != 1) ||
+ (info.max_depth != 0)) {
+ ext2fs_extent_free(handle);
return 0;
+ }
+ if (ext2fs_extent_get(handle, EXT2_EXTENT_ROOT,
+ &extent) ||
+ (extent.e_lblk != 0) ||
+ (extent.e_len != 1)) {
+ ext2fs_extent_free(handle);
+ return 0;
+ }
+ blk = extent.e_pblk;
+ ext2fs_extent_free(handle);
+ } else {
+ blk = inode->i_block[0];
- if (io_channel_read_blk64(fs->io, inode->i_block[0], 1, buf))
+ for (i = 1; i < EXT2_N_BLOCKS; i++)
+ if (inode->i_block[i])
+ return 0;
+ }
+
+ if (blk < fs->super->s_first_data_block ||
+ blk >= ext2fs_blocks_count(fs->super))
return 0;
- if (inode->i_flags & EXT4_ENCRYPT_FL) {
- len = ext2fs_le32_to_cpu(*((__u32 *)buf)) + 4;
- } else {
- len = strnlen(buf, fs->blocksize);
- }
- if (len == fs->blocksize)
+ if (io_channel_read_blk64(fs->io, blk, 1, buf))
return 0;
+
+ buflen = fs->blocksize;
}
+
+ if (inode->i_flags & EXT4_ENCRYPT_FL)
+ len = ext2fs_le16_to_cpu(*(__u16 *)buf) + 2;
+ else
+ len = strnlen(buf, buflen);
+
+ if (len >= buflen)
+ return 0;
+
if (len != inode->i_size)
- if ((inode->i_flags & EXT4_ENCRYPT_FL) == 0)
- return 0;
+ return 0;
return 1;
}
blk64_t *quota_blocks)
{
struct ext2_inode inode;
- __u32 hash;
+ __u32 hash, signed_hash;
errcode_t retval;
/* Check if inode is within valid range */
e2fsck_read_inode(ctx, entry->e_value_inum, &inode, "pass1");
- retval = ext2fs_ext_attr_hash_entry2(ctx->fs, entry, NULL, &hash);
+ retval = ext2fs_ext_attr_hash_entry3(ctx->fs, entry, NULL, &hash,
+ &signed_hash);
if (retval) {
com_err("check_large_ea_inode", retval,
_("while hashing entry with e_value_inum = %u"),
fatal_error(ctx, 0);
}
- if (hash == entry->e_hash) {
+ if ((hash == entry->e_hash) || (signed_hash == entry->e_hash)) {
*quota_blocks = size_to_quota_blocks(ctx->fs,
entry->e_value_size);
} else {
static void inc_ea_inode_refs(e2fsck_t ctx, struct problem_context *pctx,
struct ext2_ext_attr_entry *first, void *end)
{
- struct ext2_ext_attr_entry *entry;
+ struct ext2_ext_attr_entry *entry = first;
+ struct ext2_ext_attr_entry *np = EXT2_EXT_ATTR_NEXT(entry);
- for (entry = first;
- (void *)entry < end && !EXT2_EXT_IS_LAST_ENTRY(entry);
- entry = EXT2_EXT_ATTR_NEXT(entry)) {
+ while ((void *) entry < end && (void *) np < end &&
+ !EXT2_EXT_IS_LAST_ENTRY(entry)) {
if (!entry->e_value_inum)
- continue;
+ goto next;
if (!ctx->ea_inode_refs) {
pctx->errcode = ea_refcount_create(0,
&ctx->ea_inode_refs);
}
ea_refcount_increment(ctx->ea_inode_refs, entry->e_value_inum,
0);
+ next:
+ entry = np;
+ np = EXT2_EXT_ATTR_NEXT(entry);
}
}
static void check_ea_in_inode(e2fsck_t ctx, struct problem_context *pctx,
- blk64_t *ea_ibody_quota_blocks)
+ struct ea_quota *ea_ibody_quota)
{
struct ext2_super_block *sb = ctx->fs->super;
struct ext2_inode_large *inode;
unsigned int storage_size, remain;
problem_t problem = 0;
region_t region = 0;
- blk64_t quota_blocks = 0;
- *ea_ibody_quota_blocks = 0;
+ ea_ibody_quota->blocks = 0;
+ ea_ibody_quota->inodes = 0;
inode = (struct ext2_inode_large *) pctx->inode;
storage_size = EXT2_INODE_SIZE(ctx->fs->super) - EXT2_GOOD_OLD_INODE_SIZE -
}
hash = ext2fs_ext_attr_hash_entry(entry,
- start + entry->e_value_offs);
+ start + entry->e_value_offs);
+ if (entry->e_hash != 0 && entry->e_hash != hash)
+ hash = ext2fs_ext_attr_hash_entry_signed(entry,
+ start + entry->e_value_offs);
/* e_hash may be 0 in older inode's ea */
if (entry->e_hash != 0 && entry->e_hash != hash) {
goto fix;
}
} else {
- blk64_t entry_quota_blocks;
+ blk64_t quota_blocks;
problem = check_large_ea_inode(ctx, entry, pctx,
- &entry_quota_blocks);
+ "a_blocks);
if (problem != 0)
goto fix;
- quota_blocks += entry_quota_blocks;
+ ea_ibody_quota->blocks += quota_blocks;
+ ea_ibody_quota->inodes++;
}
/* If EA value is stored in external inode then it does not
if (problem == 0 || !fix_problem(ctx, problem, pctx)) {
inc_ea_inode_refs(ctx, pctx,
(struct ext2_ext_attr_entry *)start, end);
- *ea_ibody_quota_blocks = quota_blocks;
return;
}
*((__u32 *)header) = 0UL;
e2fsck_write_inode_full(ctx, pctx->ino, pctx->inode,
EXT2_INODE_SIZE(sb), "pass1");
+ ea_ibody_quota->blocks = 0;
+ ea_ibody_quota->inodes = 0;
}
static int check_inode_extra_negative_epoch(__u32 xtime, __u32 extra) {
#define EXT4_EXTRA_NEGATIVE_DATE_CUTOFF 2 * (1LL << 32)
static void check_inode_extra_space(e2fsck_t ctx, struct problem_context *pctx,
- blk64_t *ea_ibody_quota_blocks)
+ struct ea_quota *ea_ibody_quota)
{
struct ext2_super_block *sb = ctx->fs->super;
struct ext2_inode_large *inode;
__u32 *eamagic;
int min, max;
- *ea_ibody_quota_blocks = 0;
+ ea_ibody_quota->blocks = 0;
+ ea_ibody_quota->inodes = 0;
inode = (struct ext2_inode_large *) pctx->inode;
if (EXT2_INODE_SIZE(sb) == EXT2_GOOD_OLD_INODE_SIZE) {
inode->i_extra_isize);
if (*eamagic == EXT2_EXT_ATTR_MAGIC) {
/* it seems inode has an extended attribute(s) in body */
- check_ea_in_inode(ctx, pctx, ea_ibody_quota_blocks);
+ check_ea_in_inode(ctx, pctx, ea_ibody_quota);
}
/*
}
e2fsck_set_bitmap_type(ctx->fs, EXT2FS_BMAP64_RBTREE, icount_name,
&save_type);
+ if (ctx->options & E2F_OPT_ICOUNT_FULLMAP)
+ flags |= EXT2_ICOUNT_OPT_FULLMAP;
retval = ext2fs_create_icount2(ctx->fs, flags, 0, hint, ret);
ctx->fs->default_bitmap_type = save_type;
return retval;
}
static errcode_t get_inline_data_ea_size(ext2_filsys fs, ext2_ino_t ino,
+ struct ext2_inode *inode,
size_t *sz)
{
void *p;
if (retval)
return retval;
- retval = ext2fs_xattrs_read(handle);
+ retval = ext2fs_xattrs_read_inode(handle,
+ (struct ext2_inode_large *)inode);
if (retval)
goto err;
struct scan_callback_struct scan_struct;
struct ext2_super_block *sb = ctx->fs->super;
const char *old_op;
- int imagic_fs, extent_fs, inlinedata_fs;
+ const char *eop_next_inode = _("getting next inode from scan");
+ int imagic_fs, extent_fs, inlinedata_fs, casefold_fs;
int low_dtime_check = 1;
- int inode_size = EXT2_INODE_SIZE(fs->super);
- int bufsize;
+ unsigned int inode_size = EXT2_INODE_SIZE(fs->super);
+ unsigned int bufsize;
int failed_csum = 0;
ext2_ino_t ino_threshold = 0;
dgrp_t ra_group = 0;
- blk64_t ea_ibody_quota_blocks;
+ struct ea_quota ea_ibody_quota;
+ time_t tm;
init_resource_track(&rtrack, ctx->fs->io);
clear_problem_context(&pctx);
imagic_fs = ext2fs_has_feature_imagic_inodes(sb);
extent_fs = ext2fs_has_feature_extents(sb);
inlinedata_fs = ext2fs_has_feature_inline_data(sb);
+ casefold_fs = ext2fs_has_feature_casefold(sb);
/*
* Allocate bitmaps structures
ctx->flags |= E2F_FLAG_ABORT;
return;
}
+ if (casefold_fs) {
+ pctx.errcode =
+ e2fsck_allocate_inode_bitmap(fs,
+ _("inode casefold map"),
+ EXT2FS_BMAP64_RBTREE,
+ "inode_casefold_map",
+ &ctx->inode_casefold_map);
+ if (pctx.errcode) {
+ pctx.num = 1;
+ fix_problem(ctx, PR_1_ALLOCATE_IBITMAP_ERROR, &pctx);
+ ctx->flags |= E2F_FLAG_ABORT;
+ return;
+ }
+ }
pctx.errcode = e2fsck_setup_icount(ctx, "inode_link_info", 0, NULL,
&ctx->inode_link_info);
if (pctx.errcode) {
goto endit;
}
block_buf = (char *) e2fsck_allocate_memory(ctx, fs->blocksize * 3,
- "block interate buffer");
+ "block iterate buffer");
if (EXT2_INODE_SIZE(fs->super) == EXT2_GOOD_OLD_INODE_SIZE)
e2fsck_use_inode_shortcuts(ctx, 1);
e2fsck_intercept_block_allocations(ctx);
if (ctx->progress && ((ctx->progress)(ctx, 1, 0,
ctx->fs->group_desc_count)))
goto endit;
- if ((fs->super->s_wtime < fs->super->s_inodes_count) ||
- (fs->super->s_mtime < fs->super->s_inodes_count) ||
- (fs->super->s_mkfs_time &&
- fs->super->s_mkfs_time < fs->super->s_inodes_count))
+
+ if (((tm = ext2fs_get_tstamp(fs->super, s_wtime)) &&
+ tm < fs->super->s_inodes_count) ||
+ ((tm = ext2fs_get_tstamp(fs->super, s_mtime)) &&
+ tm < fs->super->s_inodes_count) ||
+ ((tm = ext2fs_get_tstamp(fs->super, s_mkfs_time)) &&
+ tm < fs->super->s_inodes_count))
low_dtime_check = 0;
if (ext2fs_has_feature_mmp(fs->super) &&
if (e2fsck_mmp_update(fs))
fatal_error(ctx, 0);
}
- old_op = ehandler_operation(_("getting next inode from scan"));
+ old_op = ehandler_operation(eop_next_inode);
pctx.errcode = ext2fs_get_next_inode_full(scan, &ino,
inode, inode_size);
if (ino > ino_threshold)
fix_problem(ctx, PR_1_ISCAN_ERROR,
&pctx);
ctx->flags |= E2F_FLAG_ABORT;
- goto endit;
- }
- err = ext2fs_inode_scan_goto_blockgroup(scan,
- 0);
- if (err) {
- fix_problem(ctx, PR_1_ISCAN_ERROR,
- &pctx);
- ctx->flags |= E2F_FLAG_ABORT;
- goto endit;
- }
- continue;
+ } else
+ ctx->flags |= E2F_FLAG_RESTART;
+ goto endit;
}
if (!ctx->inode_bb_map)
alloc_bb_map(ctx);
continue;
}
+ if ((inode->i_flags & EXT4_CASEFOLD_FL) &&
+ ((!LINUX_S_ISDIR(inode->i_mode) &&
+ fix_problem(ctx, PR_1_CASEFOLD_NONDIR, &pctx)) ||
+ (!casefold_fs &&
+ fix_problem(ctx, PR_1_CASEFOLD_FEATURE, &pctx)))) {
+ inode->i_flags &= ~EXT4_CASEFOLD_FL;
+ e2fsck_write_inode(ctx, ino, inode, "pass1");
+ }
+
/* Conflicting inlinedata/extents inode flags? */
if ((inode->i_flags & EXT4_INLINE_DATA_FL) &&
(inode->i_flags & EXT4_EXTENTS_FL)) {
(ino >= EXT2_FIRST_INODE(fs->super))) {
size_t size = 0;
- pctx.errcode = ext2fs_inline_data_size(fs, ino, &size);
- if (!pctx.errcode && size &&
+ pctx.errcode = get_inline_data_ea_size(fs, ino, inode,
+ &size);
+ if (!pctx.errcode &&
fix_problem(ctx, PR_1_INLINE_DATA_FEATURE, &pctx)) {
ext2fs_set_feature_inline_data(sb);
ext2fs_mark_super_dirty(fs);
flags = fs->flags;
if (failed_csum)
fs->flags |= EXT2_FLAG_IGNORE_CSUM_ERRORS;
- err = get_inline_data_ea_size(fs, ino, &size);
+ err = get_inline_data_ea_size(fs, ino, inode, &size);
fs->flags = (flags & EXT2_FLAG_IGNORE_CSUM_ERRORS) |
(fs->flags & ~EXT2_FLAG_IGNORE_CSUM_ERRORS);
case EXT2_ET_NO_INLINE_DATA:
case EXT2_ET_EXT_ATTR_CSUM_INVALID:
case EXT2_ET_EA_BAD_VALUE_OFFSET:
+ case EXT2_ET_EA_INODE_CORRUPTED:
/* broken EA or no system.data EA; truncate */
if (fix_problem(ctx, PR_1_INLINE_DATA_NO_ATTR,
&pctx)) {
/*
* Make sure the root inode is a directory; if
* not, offer to clear it. It will be
- * regnerated in pass #3.
+ * regenerated in pass #3.
*/
if (!LINUX_S_ISDIR(inode->i_mode)) {
if (fix_problem(ctx, PR_1_ROOT_NO_DIR, &pctx))
"pass1");
failed_csum = 0;
}
- check_blocks(ctx, &pctx, block_buf, 0);
+ check_blocks(ctx, &pctx, block_buf, NULL);
FINISH_INODE_LOOP(ctx, ino, &pctx, failed_csum);
continue;
}
"pass1");
failed_csum = 0;
}
- check_blocks(ctx, &pctx, block_buf, 0);
+ check_blocks(ctx, &pctx, block_buf, NULL);
FINISH_INODE_LOOP(ctx, ino, &pctx, failed_csum);
continue;
}
inode_size, "pass1");
failed_csum = 0;
}
+ } else if (ino == fs->super->s_orphan_file_inum) {
+ ext2fs_mark_inode_bitmap2(ctx->inode_used_map, ino);
+ if (ext2fs_has_feature_orphan_file(fs->super)) {
+ if (!LINUX_S_ISREG(inode->i_mode) &&
+ fix_problem(ctx, PR_1_ORPHAN_FILE_BAD_MODE,
+ &pctx)) {
+ inode->i_mode = LINUX_S_IFREG;
+ e2fsck_write_inode(ctx, ino, inode,
+ "pass1");
+ failed_csum = 0;
+ }
+ check_blocks(ctx, &pctx, block_buf, NULL);
+ FINISH_INODE_LOOP(ctx, ino, &pctx, failed_csum);
+ continue;
+ }
+ if ((inode->i_links_count ||
+ inode->i_blocks || inode->i_block[0]) &&
+ fix_problem(ctx, PR_1_ORPHAN_FILE_NOT_CLEAR,
+ &pctx)) {
+ memset(inode, 0, inode_size);
+ ext2fs_icount_store(ctx->inode_link_info, ino,
+ 0);
+ e2fsck_write_inode_full(ctx, ino, inode,
+ inode_size, "pass1");
+ failed_csum = 0;
+ }
} else if (ino < EXT2_FIRST_INODE(fs->super)) {
problem_t problem = 0;
failed_csum = 0;
}
}
- check_blocks(ctx, &pctx, block_buf, 0);
+ check_blocks(ctx, &pctx, block_buf, NULL);
FINISH_INODE_LOOP(ctx, ino, &pctx, failed_csum);
continue;
}
}
}
- check_inode_extra_space(ctx, &pctx, &ea_ibody_quota_blocks);
+ check_inode_extra_space(ctx, &pctx, &ea_ibody_quota);
check_is_really_dir(ctx, &pctx, block_buf);
/*
failed_csum = 0;
}
+ if ((inode->i_flags & EXT4_ENCRYPT_FL) &&
+ add_encrypted_file(ctx, &pctx) < 0)
+ goto clear_inode;
+
+ if (casefold_fs && inode->i_flags & EXT4_CASEFOLD_FL)
+ ext2fs_mark_inode_bitmap2(ctx->inode_casefold_map, ino);
+
if (LINUX_S_ISDIR(inode->i_mode)) {
ext2fs_mark_inode_bitmap2(ctx->inode_dir_map, ino);
e2fsck_add_dir_info(ctx, ino, 0);
ctx->fs_directory_count++;
- if (inode->i_flags & EXT4_ENCRYPT_FL)
- add_encrypted_dir(ctx, ino);
+ if (inode->i_flags & EXT4_CASEFOLD_FL)
+ add_casefolded_dir(ctx, ino);
} else if (LINUX_S_ISREG (inode->i_mode)) {
ext2fs_mark_inode_bitmap2(ctx->inode_reg_map, ino);
ctx->fs_regular_count++;
} else if (ext2fs_is_fast_symlink(inode)) {
ctx->fs_fast_symlinks_count++;
check_blocks(ctx, &pctx, block_buf,
- ea_ibody_quota_blocks);
+ &ea_ibody_quota);
FINISH_INODE_LOOP(ctx, ino, &pctx, failed_csum);
continue;
}
itp = &inodes_to_process[process_inode_count];
itp->ino = ino;
- itp->ea_ibody_quota_blocks = ea_ibody_quota_blocks;
+ itp->ea_ibody_quota = ea_ibody_quota;
if (inode_size < sizeof(struct ext2_inode_large))
memcpy(&itp->inode, inode, inode_size);
else
memcpy(&itp->inode, inode, sizeof(itp->inode));
process_inode_count++;
} else
- check_blocks(ctx, &pctx, block_buf,
- ea_ibody_quota_blocks);
+ check_blocks(ctx, &pctx, block_buf, &ea_ibody_quota);
FINISH_INODE_LOOP(ctx, ino, &pctx, failed_csum);
ctx->refcount_extra = 0;
}
- if (ctx->ea_block_quota) {
- ea_refcount_free(ctx->ea_block_quota);
- ctx->ea_block_quota = 0;
+ if (ctx->ea_block_quota_blocks) {
+ ea_refcount_free(ctx->ea_block_quota_blocks);
+ ctx->ea_block_quota_blocks = 0;
+ }
+
+ if (ctx->ea_block_quota_inodes) {
+ ea_refcount_free(ctx->ea_block_quota_inodes);
+ ctx->ea_block_quota_inodes = 0;
}
if (ctx->invalid_bitmaps)
ctx->block_ea_map = 0;
}
+ /* We don't need the encryption policy => ID map any more */
+ destroy_encryption_policy_map(ctx);
+
if (ctx->flags & E2F_FLAG_RESIZE_INODE) {
clear_problem_context(&pctx);
pctx.errcode = ext2fs_create_resize_inode(fs);
if (!pctx.errcode) {
e2fsck_read_inode(ctx, EXT2_RESIZE_INO, inode,
"recreate inode");
- inode->i_mtime = ctx->now;
+ ext2fs_inode_xtime_set(inode, i_mtime, ctx->now);
e2fsck_write_inode(ctx, EXT2_RESIZE_INO, inode,
"recreate inode");
}
* master superblock.
*/
ctx->use_superblock = 0;
- unwind_pass1(fs);
goto endit;
}
+ if (ctx->large_dirs && !ext2fs_has_feature_largedir(fs->super)) {
+ if (fix_problem(ctx, PR_2_FEATURE_LARGE_DIRS, &pctx)) {
+ ext2fs_set_feature_largedir(fs->super);
+ fs->flags &= ~EXT2_FLAG_MASTER_SB_ONLY;
+ ext2fs_mark_super_dirty(fs);
+ }
+ if (fs->super->s_rev_level == EXT2_GOOD_OLD_REV &&
+ fix_problem(ctx, PR_1_FS_REV_LEVEL, &pctx)) {
+ ext2fs_update_dynamic_rev(fs);
+ ext2fs_mark_super_dirty(fs);
+ }
+ }
+
if (ctx->block_dup_map) {
if (ctx->options & E2F_OPT_PREEN) {
clear_problem_context(&pctx);
e2fsck_pass1_dupblocks(ctx, block_buf);
}
ctx->flags |= E2F_FLAG_ALLOC_OK;
- ext2fs_free_mem(&inodes_to_process);
endit:
e2fsck_use_inode_shortcuts(ctx, 0);
+ ext2fs_free_mem(&inodes_to_process);
+ inodes_to_process = 0;
if (scan)
ext2fs_close_inode_scan(scan);
pctx.ino);
ehandler_operation(buf);
check_blocks(ctx, &pctx, block_buf,
- inodes_to_process[i].ea_ibody_quota_blocks);
+ &inodes_to_process[i].ea_ibody_quota);
if (ctx->flags & E2F_FLAG_SIGNAL_MASK)
break;
}
/*
* Mark an inode as being bad in some what
*/
-static void mark_inode_bad(e2fsck_t ctx, ino_t ino)
+static void mark_inode_bad(e2fsck_t ctx, ext2_ino_t ino)
{
struct problem_context pctx;
ext2fs_mark_inode_bitmap2(ctx->inode_bad_map, ino);
}
-static void add_encrypted_dir(e2fsck_t ctx, ino_t ino)
+static void add_casefolded_dir(e2fsck_t ctx, ext2_ino_t ino)
{
struct problem_context pctx;
- if (!ctx->encrypted_dirs) {
- pctx.errcode = ext2fs_u32_list_create(&ctx->encrypted_dirs, 0);
+ if (!ctx->casefolded_dirs) {
+ pctx.errcode = ext2fs_u32_list_create(&ctx->casefolded_dirs, 0);
if (pctx.errcode)
goto error;
}
- pctx.errcode = ext2fs_u32_list_add(ctx->encrypted_dirs, ino);
+ pctx.errcode = ext2fs_u32_list_add(ctx->casefolded_dirs, ino);
if (pctx.errcode == 0)
return;
error:
- fix_problem(ctx, PR_1_ALLOCATE_ENCRYPTED_DIRLIST, &pctx);
+ fix_problem(ctx, PR_1_ALLOCATE_CASEFOLDED_DIRLIST, &pctx);
/* Should never get here */
ctx->flags |= E2F_FLAG_ABORT;
}
clear_problem_context(&pctx);
if (ext2fs_fast_test_block_bitmap2(ctx->block_found_map, block)) {
+ if (ext2fs_has_feature_shared_blocks(ctx->fs->super) &&
+ !(ctx->options & E2F_OPT_UNSHARE_BLOCKS)) {
+ return;
+ }
if (!ctx->block_dup_map) {
pctx.errcode = e2fsck_allocate_block_bitmap(ctx->fs,
_("multiply claimed block map"),
if (ext2fs_test_block_bitmap_range2(ctx->block_found_map, block, num))
ext2fs_mark_block_bitmap_range2(ctx->block_found_map, block, num);
else {
- int i;
+ unsigned int i;
+
for (i = 0; i < num; i += EXT2FS_CLUSTER_RATIO(ctx->fs))
mark_block_used(ctx, block + i);
}
* Handle processing the extended attribute blocks
*/
static int check_ext_attr(e2fsck_t ctx, struct problem_context *pctx,
- char *block_buf, blk64_t *ea_block_quota_blocks)
+ char *block_buf, struct ea_quota *ea_block_quota)
{
ext2_filsys fs = ctx->fs;
ext2_ino_t ino = pctx->ino;
struct ext2_ext_attr_header *header;
struct ext2_ext_attr_entry *first, *entry;
blk64_t quota_blocks = EXT2FS_C2B(fs, 1);
+ __u64 quota_inodes = 0;
region_t region = 0;
int failed_csum = 0;
+ ea_block_quota->blocks = 0;
+ ea_block_quota->inodes = 0;
+
blk = ext2fs_file_acl_block(fs, inode);
if (blk == 0)
return 0;
/* Have we seen this EA block before? */
if (ext2fs_fast_test_block_bitmap2(ctx->block_ea_map, blk)) {
- if (ctx->ea_block_quota)
- ea_refcount_fetch(ctx->ea_block_quota, blk,
- ea_block_quota_blocks);
- else
- *ea_block_quota_blocks = 0;
+ ea_block_quota->blocks = EXT2FS_C2B(fs, 1);
+ ea_block_quota->inodes = 0;
+
+ if (ctx->ea_block_quota_blocks) {
+ ea_refcount_fetch(ctx->ea_block_quota_blocks, blk,
+ "a_blocks);
+ if (quota_blocks)
+ ea_block_quota->blocks = quota_blocks;
+ }
+
+ if (ctx->ea_block_quota_inodes)
+ ea_refcount_fetch(ctx->ea_block_quota_inodes, blk,
+ &ea_block_quota->inodes);
if (ea_refcount_decrement(ctx->refcount, blk, 0) == 0)
return 1;
break;
}
if (entry->e_value_inum == 0) {
- if (entry->e_value_offs + entry->e_value_size >
- fs->blocksize) {
+ if (entry->e_value_size > EXT2_XATTR_SIZE_MAX ||
+ (entry->e_value_offs + entry->e_value_size >
+ fs->blocksize)) {
if (fix_problem(ctx, PR_1_EA_BAD_VALUE, pctx))
goto clear_extattr;
break;
hash = ext2fs_ext_attr_hash_entry(entry, block_buf +
entry->e_value_offs);
+ if (entry->e_hash != hash)
+ hash = ext2fs_ext_attr_hash_entry_signed(entry,
+ block_buf + entry->e_value_offs);
if (entry->e_hash != hash) {
pctx->num = entry->e_hash;
goto clear_extattr;
quota_blocks += entry_quota_blocks;
+ quota_inodes++;
}
entry = EXT2_EXT_ATTR_NEXT(entry);
return 0;
}
- *ea_block_quota_blocks = quota_blocks;
- if (quota_blocks) {
- if (!ctx->ea_block_quota) {
+ if (quota_blocks != EXT2FS_C2B(fs, 1U)) {
+ if (!ctx->ea_block_quota_blocks) {
pctx->errcode = ea_refcount_create(0,
- &ctx->ea_block_quota);
+ &ctx->ea_block_quota_blocks);
if (pctx->errcode) {
pctx->num = 3;
+ goto refcount_fail;
+ }
+ }
+ ea_refcount_store(ctx->ea_block_quota_blocks, blk,
+ quota_blocks);
+ }
+
+ if (quota_inodes) {
+ if (!ctx->ea_block_quota_inodes) {
+ pctx->errcode = ea_refcount_create(0,
+ &ctx->ea_block_quota_inodes);
+ if (pctx->errcode) {
+ pctx->num = 4;
+refcount_fail:
fix_problem(ctx, PR_1_ALLOCATE_REFCOUNT, pctx);
ctx->flags |= E2F_FLAG_ABORT;
return 0;
}
}
- ea_refcount_store(ctx->ea_block_quota, blk, quota_blocks);
+
+ ea_refcount_store(ctx->ea_block_quota_inodes, blk,
+ quota_inodes);
}
+ ea_block_quota->blocks = quota_blocks;
+ ea_block_quota->inodes = quota_inodes;
+
inc_ea_inode_refs(ctx, pctx, first, end);
ea_refcount_store(ctx->refcount, blk, header->h_refcount - 1);
mark_block_used(ctx, blk);
if ((root->hash_version != EXT2_HASH_LEGACY) &&
(root->hash_version != EXT2_HASH_HALF_MD4) &&
(root->hash_version != EXT2_HASH_TEA) &&
+ (root->hash_version != EXT2_HASH_SIPHASH) &&
fix_problem(ctx, PR_1_HTREE_HASHV, pctx))
return 1;
+ if (ext4_hash_in_dirent(inode)) {
+ if (root->hash_version != EXT2_HASH_SIPHASH &&
+ fix_problem(ctx, PR_1_HTREE_NEEDS_SIPHASH, pctx))
+ return 1;
+ } else {
+ if (root->hash_version == EXT2_HASH_SIPHASH &&
+ fix_problem(ctx, PR_1_HTREE_CANNOT_SIPHASH, pctx))
+ return 1;
+ }
+
if ((root->unused_flags & EXT2_HASH_FLAG_INCOMPAT) &&
fix_problem(ctx, PR_1_HTREE_INCOMPAT, pctx))
return 1;
pctx->num = root->indirect_levels;
- if ((root->indirect_levels > ext2_dir_htree_level(fs)) &&
+ /* if htree level is clearly too high, consider it to be broken */
+ if (root->indirect_levels > EXT4_HTREE_LEVEL &&
fix_problem(ctx, PR_1_HTREE_DEPTH, pctx))
return 1;
+ /* if level is only maybe too high, LARGE_DIR feature could be unset */
+ if (root->indirect_levels > ext2_dir_htree_level(fs) &&
+ !ext2fs_has_feature_largedir(fs->super)) {
+ int blockbits = EXT2_BLOCK_SIZE_BITS(fs->super) + 10;
+ unsigned idx_pb = 1 << (blockbits - 3);
+
+ /* compare inode size/blocks vs. max-sized 2-level htree */
+ if (EXT2_I_SIZE(pctx->inode) <
+ (idx_pb - 1) * (idx_pb - 2) << blockbits &&
+ pctx->inode->i_blocks <
+ (idx_pb - 1) * (idx_pb - 2) << (blockbits - 9) &&
+ fix_problem(ctx, PR_1_HTREE_DEPTH, pctx))
+ return 1;
+ }
+
+ if (root->indirect_levels > EXT4_HTREE_LEVEL_COMPAT ||
+ ext2fs_needs_large_file_feature(EXT2_I_SIZE(inode)))
+ ctx->large_dirs++;
+
return 0;
}
if (pctx->errcode)
return;
if (!(ctx->options & E2F_OPT_FIXES_ONLY) &&
- !pb->eti.force_rebuild) {
+ !pb->eti.force_rebuild &&
+ info.curr_level < MAX_EXTENT_DEPTH_COUNT) {
struct extent_tree_level *etl;
etl = pb->eti.ext_info + info.curr_level;
else if (extent.e_lblk < start_block)
problem = PR_1_OUT_OF_ORDER_EXTENTS;
else if ((end_block && last_lblk > end_block) &&
- (!(extent.e_flags & EXT2_EXTENT_FLAGS_UNINIT &&
- last_lblk > eof_block)))
+ !(last_lblk > eof_block &&
+ ((extent.e_flags & EXT2_EXTENT_FLAGS_UNINIT) ||
+ (pctx->inode->i_flags & EXT4_VERITY_FL))))
problem = PR_1_EXTENT_END_OUT_OF_BOUNDS;
else if (is_leaf && extent.e_len == 0)
problem = PR_1_EXTENT_LENGTH_ZERO;
(extent.e_pblk + extent.e_len) >
ext2fs_blocks_count(ctx->fs->super))
problem = PR_1_EXTENT_ENDS_BEYOND;
- else if (is_leaf && is_dir &&
+ else if (is_leaf && is_dir && !pctx->inode->i_size_high &&
+ !ext2fs_has_feature_largedir(ctx->fs->super) &&
((extent.e_lblk + extent.e_len) >
(1U << (21 - ctx->fs->super->s_log_block_size))))
problem = PR_1_TOOBIG_DIR;
- if (is_leaf && problem == 0 && extent.e_len > 0 &&
- region_allocate(pb->region, extent.e_lblk, extent.e_len))
- problem = PR_1_EXTENT_COLLISION;
+ if (is_leaf && problem == 0 && extent.e_len > 0) {
+#if 0
+ printf("extent_region(ino=%u, expect=%llu, "
+ "lblk=%llu, len=%u)\n", pb->ino,
+ (unsigned long long) pb->next_lblock,
+ (unsigned long long) extent.e_lblk,
+ extent.e_len);
+#endif
+ if (extent.e_lblk < pb->next_lblock)
+ problem = PR_1_EXTENT_COLLISION;
+ else if (extent.e_lblk + extent.e_len > pb->next_lblock)
+ pb->next_lblock = extent.e_lblk + extent.e_len;
+ }
/*
* Uninitialized blocks in a directory? Clear the flag and
return;
failed_csum = 0;
}
-
+#ifdef CONFIG_DEVELOPER_FEATURES
+ if (try_repairs && !is_dir && problem == 0 &&
+ (ctx->options & E2F_OPT_CLEAR_UNINIT) &&
+ (extent.e_flags & EXT2_EXTENT_FLAGS_UNINIT) &&
+ fix_problem(ctx, PR_1_CLEAR_UNINIT_EXTENT, pctx)) {
+ extent.e_flags &= ~EXT2_EXTENT_FLAGS_UNINIT;
+ pb->inode_modified = 1;
+ pctx->errcode = ext2fs_extent_replace(ehandle, 0,
+ &extent);
+ if (pctx->errcode)
+ return;
+ failed_csum = 0;
+ }
+#endif
if (try_repairs && problem) {
report_problem:
if (fix_problem(ctx, problem, pctx)) {
* will reallocate the block; then we can try again.
*/
if (pb->ino != EXT2_RESIZE_INO &&
+ extent.e_pblk < ctx->fs->super->s_blocks_count &&
ext2fs_test_block_bitmap2(ctx->block_metadata_map,
extent.e_pblk)) {
next_try_repairs = 0;
fix_problem(ctx,
PR_1_CRITICAL_METADATA_COLLISION,
pctx);
- ctx->flags |= E2F_FLAG_RESTART_LATER;
+ if ((ctx->options & E2F_OPT_NO) == 0)
+ ctx->flags |= E2F_FLAG_RESTART_LATER;
}
pctx->errcode = ext2fs_extent_get(ehandle,
EXT2_EXTENT_DOWN, &extent);
if (extent.e_lblk != lblk) {
struct ext2_extent_info e_info;
- ext2fs_extent_get_info(ehandle, &e_info);
+ pctx->errcode = ext2fs_extent_get_info(ehandle,
+ &e_info);
+ if (pctx->errcode) {
+ pctx->str = "ext2fs_extent_get_info";
+ return;
+ }
pctx->blk = lblk;
pctx->blk2 = extent.e_lblk;
pctx->num = e_info.curr_level - 1;
memset(pb->eti.ext_info, 0, sizeof(pb->eti.ext_info));
pb->eti.ino = pb->ino;
- pb->region = region_create(0, info.max_lblk);
- if (!pb->region) {
- ext2fs_extent_free(ehandle);
- fix_problem(ctx, PR_1_EXTENT_ALLOC_REGION_ABORT, pctx);
- ctx->flags |= E2F_FLAG_ABORT;
- return;
- }
+ pb->next_lblock = 0;
eof_lblk = ((EXT2_I_SIZE(inode) + fs->blocksize - 1) >>
EXT2_BLOCK_SIZE_BITS(fs->super)) - 1;
"check_blocks_extents");
pctx->errcode = 0;
}
- region_free(pb->region);
- pb->region = NULL;
ext2fs_extent_free(ehandle);
/* Rebuild unless it's a dir and we're rehashing it */
* blocks used by that inode.
*/
static void check_blocks(e2fsck_t ctx, struct problem_context *pctx,
- char *block_buf, blk64_t ea_ibody_quota_blocks)
+ char *block_buf, const struct ea_quota *ea_ibody_quota)
{
ext2_filsys fs = ctx->fs;
struct process_block_struct pb;
int extent_fs;
int inlinedata_fs;
__u64 size;
- blk64_t ea_block_quota_blocks = 0;
+ struct ea_quota ea_block_quota;
pb.ino = ino;
- pb.num_blocks = EXT2FS_B2C(ctx->fs, ea_ibody_quota_blocks);
+ pb.num_blocks = EXT2FS_B2C(ctx->fs,
+ ea_ibody_quota ? ea_ibody_quota->blocks : 0);
pb.last_block = ~0;
pb.last_init_lblock = -1;
pb.last_db_block = -1;
extent_fs = ext2fs_has_feature_extents(ctx->fs->super);
inlinedata_fs = ext2fs_has_feature_inline_data(ctx->fs->super);
- if (check_ext_attr(ctx, pctx, block_buf, &ea_block_quota_blocks)) {
+ if (check_ext_attr(ctx, pctx, block_buf, &ea_block_quota)) {
if (ctx->flags & E2F_FLAG_SIGNAL_MASK)
goto out;
- pb.num_blocks += EXT2FS_B2C(ctx->fs, ea_block_quota_blocks);
+ pb.num_blocks += EXT2FS_B2C(ctx->fs, ea_block_quota.blocks);
}
if (inlinedata_fs && (inode->i_flags & EXT4_INLINE_DATA_FL))
inode->i_flags &= ~EXT2_INDEX_FL;
dirty_inode++;
} else {
- e2fsck_add_dx_dir(ctx, ino, pb.last_block+1);
+ e2fsck_add_dx_dir(ctx, ino, inode, pb.last_block+1);
}
}
}
if (ino != quota_type2inum(PRJQUOTA, fs->super) &&
- (ino == EXT2_ROOT_INO || ino >= EXT2_FIRST_INODE(ctx->fs->super))) {
+ ino != fs->super->s_orphan_file_inum &&
+ (ino == EXT2_ROOT_INO || ino >= EXT2_FIRST_INODE(ctx->fs->super)) &&
+ !(inode->i_flags & EXT4_EA_INODE_FL)) {
quota_data_add(ctx->qctx, (struct ext2_inode_large *) inode,
ino,
pb.num_blocks * EXT2_CLUSTER_SIZE(fs->super));
quota_data_inodes(ctx->qctx, (struct ext2_inode_large *) inode,
- ino, +1);
+ ino, (ea_ibody_quota ?
+ ea_ibody_quota->inodes : 0) +
+ ea_block_quota.inodes + 1);
}
if (!ext2fs_has_feature_huge_file(fs->super) ||
pb.num_blocks *= EXT2FS_CLUSTER_RATIO(fs);
#if 0
printf("inode %u, i_size = %u, last_block = %llu, i_blocks=%llu, num_blocks = %llu\n",
- ino, inode->i_size, pb.last_block, ext2fs_inode_i_blocks(fs, inode),
- pb.num_blocks);
+ ino, inode->i_size, (unsigned long long) pb.last_block,
+ (unsigned long long) ext2fs_inode_i_blocks(fs, inode),
+ (unsigned long long) pb.num_blocks);
#endif
+ size = EXT2_I_SIZE(inode);
if (pb.is_dir) {
- unsigned nblock = inode->i_size >> EXT2_BLOCK_SIZE_BITS(fs->super);
+ unsigned nblock = size >> EXT2_BLOCK_SIZE_BITS(fs->super);
if (inode->i_flags & EXT4_INLINE_DATA_FL) {
int flags;
size_t sz = 0;
EXT2_FLAG_IGNORE_CSUM_ERRORS) |
(ctx->fs->flags &
~EXT2_FLAG_IGNORE_CSUM_ERRORS);
- if (err || sz != inode->i_size) {
+ if (err || sz != size) {
bad_size = 7;
pctx->num = sz;
}
- } else if (inode->i_size & (fs->blocksize - 1))
+ } else if (size & (fs->blocksize - 1))
bad_size = 5;
else if (nblock > (pb.last_block + 1))
bad_size = 1;
bad_size = 2;
}
} else {
- e2_blkcnt_t blkpg = ctx->blocks_per_page;
-
- size = EXT2_I_SIZE(inode);
if ((pb.last_init_lblock >= 0) &&
- /* allow allocated blocks to end of PAGE_SIZE */
+ /* Do not allow initialized allocated blocks past i_size*/
(size < (__u64)pb.last_init_lblock * fs->blocksize) &&
- (pb.last_init_lblock / blkpg * blkpg != pb.last_init_lblock ||
- size < (__u64)(pb.last_init_lblock & ~(blkpg-1)) *
- fs->blocksize))
+ !(inode->i_flags & EXT4_VERITY_FL))
bad_size = 3;
else if (!(extent_fs && (inode->i_flags & EXT4_EXTENTS_FL)) &&
size > ext2_max_sizes[fs->super->s_log_block_size])
pctx->num = (pb.last_block + 1) * fs->blocksize;
pctx->group = bad_size;
if (fix_problem(ctx, PR_1_BAD_I_SIZE, pctx)) {
- if (LINUX_S_ISDIR(inode->i_mode))
- pctx->num &= 0xFFFFFFFFULL;
ext2fs_inode_size_set(fs, inode, pctx->num);
if (EXT2_I_SIZE(inode) == 0 &&
(inode->i_flags & EXT4_INLINE_DATA_FL)) {
(unsigned long) pctx->ino, type,
(unsigned long) p->previous_block+1,
(unsigned long) blk,
- blockcnt);
+ (long long) blockcnt);
}
p->fragmented = 1;
}
}
- if (p->is_dir && blockcnt > (1 << (21 - fs->super->s_log_block_size)))
+ if (p->is_dir && !ext2fs_has_feature_largedir(fs->super) &&
+ !pctx->inode->i_size_high &&
+ blockcnt > (1 << (21 - fs->super->s_log_block_size)))
+ problem = PR_1_TOOBIG_DIR;
+ if (p->is_dir && p->num_blocks + 1 >= p->max_blocks)
problem = PR_1_TOOBIG_DIR;
- if (p->is_reg && p->num_blocks+1 >= p->max_blocks)
+ if (p->is_reg && p->num_blocks + 1 >= p->max_blocks)
problem = PR_1_TOOBIG_REG;
if (!p->is_dir && !p->is_reg && blockcnt > 0)
problem = PR_1_TOOBIG_SYMLINK;
*/
if (blockcnt < 0 &&
p->ino != EXT2_RESIZE_INO &&
+ blk < ctx->fs->super->s_blocks_count &&
ext2fs_test_block_bitmap2(ctx->block_metadata_map, blk)) {
pctx->blk = blk;
fix_problem(ctx, PR_1_CRITICAL_METADATA_COLLISION, pctx);
- ctx->flags |= E2F_FLAG_RESTART_LATER;
+ if ((ctx->options & E2F_OPT_NO) == 0)
+ ctx->flags |= E2F_FLAG_RESTART_LATER;
}
if (problem) {
*/
is_flexbg = ext2fs_has_feature_flex_bg(fs->super);
if (is_flexbg) {
- flexbg_size = 1 << fs->super->s_log_groups_per_flex;
+ flexbg_size = 1U << fs->super->s_log_groups_per_flex;
flexbg = group / flexbg_size;
first_block = ext2fs_group_first_block2(fs,
flexbg_size * flexbg);
}
/*
- * Thes subroutines short circuits ext2fs_get_blocks and
+ * These subroutines short circuits ext2fs_get_blocks and
* ext2fs_check_directory; we use them since we already have the inode
* structure, so there's no point in letting the ext2fs library read
* the inode again.
git://git.whamcloud.com / tools / e2fsprogs.git / blobdiff