* - A bitmap of which inodes are in use. (inode_used_map)
* - A bitmap of which inodes are directories. (inode_dir_map)
* - A bitmap of which inodes are regular files. (inode_reg_map)
- * - A bitmap of which inodes have bad fields. (inode_bad_map)
+ * - An icount mechanism is used to keep track of
+ * inodes with bad fields and its badness (ctx->inode_badness)
* - 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 inodes need to be expanded (expand_eisize_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)
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_casefolded_dir(e2fsck_t ctx, ino_t ino);
static void handle_fs_bad_blocks(e2fsck_t ctx);
static EXT2_QSORT_TYPE process_inode_cmp(const void *a, const void *b);
* Check to make sure a symlink inode is real. Returns 1 if the symlink
* checks out, 0 if not.
*/
-int e2fsck_pass1_check_symlink(ext2_filsys fs, ext2_ino_t ino,
- struct ext2_inode *inode, char *buf)
+static int check_symlink(e2fsck_t ctx, struct problem_context *pctx,
+ ext2_ino_t ino, struct ext2_inode *inode, char *buf)
{
unsigned int buflen;
unsigned int len;
+ blk64_t blk;
if ((inode->i_size_high || inode->i_size == 0) ||
(inode->i_flags & EXT2_INDEX_FL))
if (inode->i_flags & EXT4_EXTENTS_FL)
return 0;
- if (ext2fs_inline_data_size(fs, ino, &inline_size))
+ if (ext2fs_inline_data_size(ctx->fs, ino, &inline_size))
return 0;
if (inode->i_size != inline_size)
return 0;
ext2_extent_handle_t handle;
struct ext2_extent_info info;
struct ext2fs_extent extent;
- blk64_t blk;
int i;
if (inode->i_flags & EXT4_EXTENTS_FL) {
- if (ext2fs_extent_open2(fs, ino, inode, &handle))
+ if (ext2fs_extent_open2(ctx->fs, ino, inode, &handle))
return 0;
if (ext2fs_extent_get_info(handle, &info) ||
(info.num_entries != 1) ||
return 0;
}
- if (blk < fs->super->s_first_data_block ||
- blk >= ext2fs_blocks_count(fs->super))
+ if (blk < ctx->fs->super->s_first_data_block ||
+ blk >= ext2fs_blocks_count(ctx->fs->super))
return 0;
- if (io_channel_read_blk64(fs->io, blk, 1, buf))
+ if (io_channel_read_blk64(ctx->fs->io, blk, 1, buf))
return 0;
- buflen = fs->blocksize;
+ buflen = ctx->fs->blocksize;
}
if (inode->i_flags & EXT4_ENCRYPT_FL)
len = ext2fs_le16_to_cpu(*(__u16 *)buf) + 2;
- else
+ else {
len = strnlen(buf, buflen);
+ /* Add missing NUL terminator at end of symlink (LU-1540),
+ * but only offer to fix this in pass1, not from pass2. */
+ if (len > inode->i_size && pctx != NULL &&
+ fix_problem(ctx, PR_1_SYMLINK_NUL, pctx)) {
+ buf[inode->i_size] = '\0';
+ if (ext2fs_is_fast_symlink(inode)) {
+ e2fsck_write_inode(ctx, ino,
+ inode, "check_ext_attr");
+ } else {
+ if (io_channel_write_blk64(ctx->fs->io,
+ blk, 1, buf))
+ return 0;
+ }
+ len = inode->i_size;
+ }
+ }
+
if (len >= buflen)
return 0;
if (len != inode->i_size)
return 0;
+
return 1;
}
+int e2fsck_pass1_check_symlink(e2fsck_t ctx, ext2_ino_t ino,
+ struct ext2_inode *inode, char *buf)
+{
+ return check_symlink(ctx, NULL, ino, inode, buf);
+}
+
/*
* If the extents or inlinedata flags are set on the inode, offer to clear 'em.
*/
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 -
- inode->i_extra_isize;
+ storage_size = EXT2_INODE_SIZE(ctx->fs->super) -
+ EXT2_GOOD_OLD_INODE_SIZE - inode->i_extra_isize;
header = ((char *) inode) + EXT2_GOOD_OLD_INODE_SIZE +
inode->i_extra_isize;
end = header + storage_size;
- start = header + sizeof(__u32);
- entry = (struct ext2_ext_attr_entry *) start;
+ entry = &IHDR(inode)->h_first_entry[0];
+ start = (char *)entry;
/* scan all entry's headers first */
struct ext2_super_block *sb = ctx->fs->super;
struct ext2_inode_large *inode;
__u32 *eamagic;
- int min, max;
+ int min, max, dirty = 0;
ea_ibody_quota->blocks = 0;
ea_ibody_quota->inodes = 0;
if (!fix_problem(ctx, PR_1_EXTRA_ISIZE, pctx))
return;
if (inode->i_extra_isize < min || inode->i_extra_isize > max)
- inode->i_extra_isize = sb->s_want_extra_isize;
+ inode->i_extra_isize = ctx->want_extra_isize;
else
inode->i_extra_isize = (inode->i_extra_isize + 3) & ~3;
- e2fsck_write_inode_full(ctx, pctx->ino, pctx->inode,
- EXT2_INODE_SIZE(sb), "pass1");
+ dirty = 1;
+
+ goto out;
}
/* check if there is no place for an EA header */
if (inode->i_extra_isize >= max - sizeof(__u32))
return;
- eamagic = (__u32 *) (((char *) inode) + 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);
+ eamagic = &IHDR(inode)->h_magic;
+ if (*eamagic != EXT2_EXT_ATTR_MAGIC &&
+ (ctx->flags & E2F_FLAG_EXPAND_EISIZE) &&
+ (inode->i_extra_isize < ctx->want_extra_isize)) {
+ fix_problem(ctx, PR_1_EXPAND_EISIZE, pctx);
+ memset((char *)inode + EXT2_GOOD_OLD_INODE_SIZE, 0,
+ EXT2_INODE_SIZE(sb) - EXT2_GOOD_OLD_INODE_SIZE);
+ inode->i_extra_isize = ctx->want_extra_isize;
+ dirty = 1;
+ if (inode->i_extra_isize < ctx->min_extra_isize)
+ ctx->min_extra_isize = inode->i_extra_isize;
}
+ if (*eamagic == EXT2_EXT_ATTR_MAGIC)
+ check_ea_in_inode(ctx, pctx, ea_ibody_quota);
+
+ if (EXT4_XTIME_FUTURE(ctx, sb, inode->i_crtime, ctx->time_fudge))
+ e2fsck_mark_inode_bad(ctx, pctx, PR_1_CRTIME_BAD);
+ else if (EXT4_XTIME_ANCIENT(ctx, sb, inode->i_crtime, ctx->time_fudge))
+ e2fsck_mark_inode_bad(ctx, pctx, PR_1_CRTIME_BAD);
/*
* If the inode's extended atime (ctime, crtime, mtime) is stored in
* the old, invalid format, repair it.
CHECK_INODE_EXTRA_NEGATIVE_EPOCH(inode, crtime) ||
CHECK_INODE_EXTRA_NEGATIVE_EPOCH(inode, mtime))) {
- if (!fix_problem(ctx, PR_1_EA_TIME_OUT_OF_RANGE, pctx))
+ if (!fix_problem_bad(ctx, PR_1_EA_TIME_OUT_OF_RANGE, pctx, 2))
return;
if (CHECK_INODE_EXTRA_NEGATIVE_EPOCH(inode, atime))
inode->i_crtime_extra &= ~EXT4_EPOCH_MASK;
if (CHECK_INODE_EXTRA_NEGATIVE_EPOCH(inode, mtime))
inode->i_mtime_extra &= ~EXT4_EPOCH_MASK;
- e2fsck_write_inode_full(ctx, pctx->ino, pctx->inode,
- EXT2_INODE_SIZE(sb), "pass1");
+ dirty = 1;
}
+out:
+ if (dirty)
+ e2fsck_write_inode_full(ctx, pctx->ino, pctx->inode,
+ EXT2_INODE_SIZE(sb), "pass1");
}
static _INLINE_ int is_blocks_used(e2fsck_t ctx, blk64_t block,
*/
memcpy(&dotdot, inode->i_block, sizeof(dotdot));
memcpy(&de, ((char *)inode->i_block) + EXT4_INLINE_DATA_DOTDOT_SIZE,
- EXT2_DIR_REC_LEN(0));
+ EXT2_DIR_NAME_LEN(0));
dotdot = ext2fs_le32_to_cpu(dotdot);
de.inode = ext2fs_le32_to_cpu(de.inode);
de.rec_len = ext2fs_le16_to_cpu(de.rec_len);
return retval;
}
+int e2fsck_pass1_delete_attr(e2fsck_t ctx, struct ext2_inode_large *inode,
+ struct problem_context *pctx, int needed_size)
+{
+ struct ext2_ext_attr_header *header;
+ struct ext2_ext_attr_entry *entry_ino, *entry_blk = NULL, *entry;
+ char *start, name[4096], block_buf[4096];
+ int len, index = EXT2_ATTR_INDEX_USER, entry_size, ea_size;
+ int in_inode = 1, error;
+ unsigned int freed_bytes = inode->i_extra_isize;
+
+ entry_ino = &IHDR(inode)->h_first_entry[0];
+ start = (char *)entry_ino;
+
+ if (inode->i_file_acl) {
+ error = ext2fs_read_ext_attr(ctx->fs, inode->i_file_acl,
+ block_buf);
+ /* We have already checked this block, shouldn't happen */
+ if (error) {
+ fix_problem(ctx, PR_1_EXTATTR_READ_ABORT, pctx);
+ return 0;
+ }
+ header = BHDR(block_buf);
+ if (header->h_magic != EXT2_EXT_ATTR_MAGIC) {
+ fix_problem(ctx, PR_1_EXTATTR_READ_ABORT, pctx);
+ return 0;
+ }
+
+ entry_blk = (struct ext2_ext_attr_entry *)(header+1);
+ }
+ entry = entry_ino;
+ len = sizeof(entry->e_name);
+ entry_size = ext2fs_attr_get_next_attr(entry, index, name, len, 1);
+
+ while (freed_bytes < needed_size) {
+ if (entry_size && name[0] != '\0') {
+ pctx->str = name;
+ if (fix_problem(ctx, PR_1_EISIZE_DELETE_EA, pctx)) {
+ ea_size = EXT2_EXT_ATTR_LEN(entry->e_name_len) +
+ EXT2_EXT_ATTR_SIZE(entry->e_value_size);
+ error = ext2fs_attr_set(ctx->fs, pctx->ino,
+ (struct ext2_inode *)inode,
+ index, name, 0, 0, 0);
+ if (!error)
+ freed_bytes += ea_size;
+ }
+ }
+ len = sizeof(entry->e_name);
+ entry_size = ext2fs_attr_get_next_attr(entry, index,name,len,0);
+ entry = EXT2_EXT_ATTR_NEXT(entry);
+ if (EXT2_EXT_IS_LAST_ENTRY(entry)) {
+ if (in_inode) {
+ entry = entry_blk;
+ len = sizeof(entry->e_name);
+ entry_size = ext2fs_attr_get_next_attr(entry,
+ index, name, len, 1);
+ in_inode = 0;
+ } else {
+ index += 1;
+ in_inode = 1;
+ if (!entry && index < EXT2_ATTR_INDEX_MAX)
+ entry = (struct ext2_ext_attr_entry *)start;
+ else
+ return freed_bytes;
+ }
+ }
+ }
+
+ return freed_bytes;
+}
+
+int e2fsck_pass1_expand_eisize(e2fsck_t ctx, struct ext2_inode_large *inode,
+ struct problem_context *pctx)
+{
+ int needed_size = 0, retval, ret = EXT2_EXPAND_EISIZE_UNSAFE;
+ static int message;
+
+retry:
+ retval = ext2fs_expand_extra_isize(ctx->fs, pctx->ino, inode,
+ ctx->want_extra_isize, &ret,
+ &needed_size);
+ if (ret & EXT2_EXPAND_EISIZE_NEW_BLOCK)
+ goto mark_expand_eisize_map;
+ if (!retval) {
+ e2fsck_write_inode_full(ctx, pctx->ino,
+ (struct ext2_inode *)inode,
+ EXT2_INODE_SIZE(ctx->fs->super),
+ "pass1");
+ return 0;
+ }
+
+ if (ret & EXT2_EXPAND_EISIZE_NOSPC) {
+ if (ctx->options & (E2F_OPT_PREEN | E2F_OPT_YES)) {
+ fix_problem(ctx, PR_1_EA_BLK_NOSPC, pctx);
+ ctx->flags |= E2F_FLAG_ABORT;
+ return -1;
+ }
+
+ if (!message) {
+ pctx->num = ctx->fs->super->s_min_extra_isize;
+ fix_problem(ctx, PR_1_EXPAND_EISIZE_WARNING, pctx);
+ message = 1;
+ }
+delete_EA:
+ retval = e2fsck_pass1_delete_attr(ctx, inode, pctx,
+ needed_size);
+ if (retval >= ctx->want_extra_isize)
+ goto retry;
+
+ needed_size -= retval;
+
+ /*
+ * We loop here until either the user deletes EA(s) or
+ * EXTRA_ISIZE feature is disabled.
+ */
+ if (fix_problem(ctx, PR_1_CLEAR_EXTRA_ISIZE, pctx)) {
+ ctx->fs->super->s_feature_ro_compat &=
+ ~EXT4_FEATURE_RO_COMPAT_EXTRA_ISIZE;
+ ext2fs_mark_super_dirty(ctx->fs);
+ } else {
+ goto delete_EA;
+ }
+ ctx->fs_unexpanded_inodes++;
+
+ /* No EA was deleted, inode cannot be expanded */
+ return -1;
+ }
+
+mark_expand_eisize_map:
+ if (!ctx->expand_eisize_map) {
+ pctx->errcode = ext2fs_allocate_inode_bitmap(ctx->fs,
+ _("expand extrz isize map"),
+ &ctx->expand_eisize_map);
+ if (pctx->errcode) {
+ fix_problem(ctx, PR_1_ALLOCATE_IBITMAP_ERROR,
+ pctx);
+ exit(1);
+ }
+ }
+
+ /* Add this inode to the expand_eisize_map */
+ ext2fs_mark_inode_bitmap2(ctx->expand_eisize_map, pctx->ino);
+ return 0;
+}
+
static void reserve_block_for_root_repair(e2fsck_t ctx)
{
blk64_t blk = 0;
return retval;
}
+int e2fsck_fix_bad_inode(e2fsck_t ctx, struct problem_context *pctx)
+{
+ __u16 badness;
+ int rc = 0;
+
+ if (!ctx->inode_badness)
+ return 0;
+
+ if (ext2fs_icount_fetch(ctx->inode_badness, pctx->ino, &badness))
+ return 0;
+
+ if ((badness & ~BADNESS_BAD_MODE) > ctx->inode_badness_threshold) {
+ __u64 pctx_num_sav = pctx->num;
+
+ pctx->num = badness;
+ rc = fix_problem_bad(ctx, PR_1B_INODE_TOOBAD, pctx, 0);
+ pctx->num = pctx_num_sav;
+ }
+
+ return rc;
+}
+
static void finish_processing_inode(e2fsck_t ctx, ext2_ino_t ino,
struct problem_context *pctx,
int failed_csum)
#define FINISH_INODE_LOOP(ctx, ino, pctx, failed_csum) \
do { \
finish_processing_inode((ctx), (ino), (pctx), (failed_csum)); \
- if ((ctx)->flags & E2F_FLAG_ABORT) { \
+ if (e2fsck_should_abort(ctx)) { \
e2fsck_pass1_check_unlock(ctx); \
return; \
} \
{
unsigned flexbg_size = 1;
ext2_filsys fs = ctx->fs;
- int num_threads = ctx->fs_num_threads;
+ int num_threads = ctx->pfs_num_threads;
int max_threads;
if (num_threads < 1) {
max_threads = fs->group_desc_count / flexbg_size;
if (max_threads == 0)
max_threads = 1;
+ if (max_threads > E2FSCK_MAX_THREADS)
+ max_threads = E2FSCK_MAX_THREADS;
if (num_threads > max_threads) {
fprintf(stderr, "Use max possible thread num: %d instead\n",
num_threads = max_threads;
}
out:
- ctx->fs_num_threads = num_threads;
+ ctx->pfs_num_threads = num_threads;
ctx->fs->fs_num_threads = num_threads;
}
#endif
#ifdef HAVE_PTHREAD
/* don't use more than 1/10 of memory for threads checking */
- readahead_kb = get_memory_size() / (10 * ctx->fs_num_threads);
+ readahead_kb = get_memory_size() / (10 * ctx->pfs_num_threads);
/* maybe better disable RA if this is too small? */
if (ctx->readahead_kb > readahead_kb)
ctx->readahead_kb = readahead_kb;
#ifdef HAVE_PTHREAD
pthread_rwlock_init(&ctx->fs_fix_rwlock, NULL);
pthread_rwlock_init(&ctx->fs_block_map_rwlock, NULL);
- if (ctx->fs_num_threads > 1)
+ if (ctx->pfs_num_threads > 1)
ctx->fs_need_locking = 1;
#endif
}
+/*
+ * Lustre FS creates special inodes - precreated objects.
+ * They are zero-sized and have special attributes:
+ * mode |= S_ISUID | S_ISGID;
+ * valid |= LA_ATIME | LA_MTIME | LA_CTIME;
+ * atime = 0;
+ * mtime = 0;
+ * ctime = 0;
+ */
+static int precreated_object(struct ext2_inode *inode)
+{
+ if (((inode->i_mode & (S_ISUID | S_ISGID)) == (S_ISUID | S_ISGID)) &&
+ inode->i_ctime == 0)
+ return 1;
+ return 0;
+}
+
void e2fsck_pass1_run(e2fsck_t ctx)
{
int i;
struct process_inode_block *inodes_to_process;
int process_inode_count, check_mmp;
e2fsck_t global_ctx = ctx->global_ctx ? ctx->global_ctx : ctx;
+ int inode_exp = 0;
init_resource_track(&rtrack, ctx->fs->io);
clear_problem_context(&pctx);
if (ctx->global_ctx) {
if (ctx->options & E2F_OPT_DEBUG &&
ctx->options & E2F_OPT_MULTITHREAD)
- fprintf(stderr, "thread %d jumping to group %d\n",
- ctx->thread_info.et_thread_index,
- ctx->thread_info.et_group_start);
+ log_out(ctx, "jumping to group %u\n",
+ ctx->thread_info.et_group_start);
pctx.errcode = ext2fs_inode_scan_goto_blockgroup(scan,
ctx->thread_info.et_group_start);
if (pctx.errcode) {
frag = fsize = 0;
}
+ /* Fixed in pass2, e2fsck_process_bad_inode(). */
if (inode->i_faddr || frag || fsize ||
(!ext2fs_has_feature_largedir(fs->super) &&
- (LINUX_S_ISDIR(inode->i_mode) && inode->i_size_high)))
- mark_inode_bad(ctx, ino);
+ LINUX_S_ISDIR(inode->i_mode) && inode->i_size_high))
+ e2fsck_mark_inode_bad(ctx, &pctx,
+ PR_2_DIR_SIZE_HIGH_ZERO);
if ((fs->super->s_creator_os != EXT2_OS_HURD) &&
!ext2fs_has_feature_64bit(fs->super) &&
inode->osd2.linux2.l_i_file_acl_high != 0)
- mark_inode_bad(ctx, ino);
+ e2fsck_mark_inode_bad(ctx, &pctx,
+ PR_2_I_FILE_ACL_HI_ZERO);
if ((fs->super->s_creator_os != EXT2_OS_HURD) &&
!ext2fs_has_feature_huge_file(fs->super) &&
(inode->osd2.linux2.l_i_blocks_hi != 0))
- mark_inode_bad(ctx, ino);
+ e2fsck_mark_inode_bad(ctx, &pctx, PR_2_BLOCKS_HI_ZERO);
if (inode->i_flags & EXT2_IMAGIC_FL) {
if (imagic_fs) {
if (!ctx->inode_imagic_map)
check_size(ctx, &pctx);
ctx->fs_blockdev_count++;
} else if (LINUX_S_ISLNK (inode->i_mode) &&
- e2fsck_pass1_check_symlink(fs, ino, inode,
- block_buf)) {
+ check_symlink(ctx, &pctx, ino, inode, block_buf)) {
check_immutable(ctx, &pctx);
ctx->fs_symlinks_count++;
if (inode->i_flags & EXT4_INLINE_DATA_FL) {
check_immutable(ctx, &pctx);
check_size(ctx, &pctx);
ctx->fs_sockets_count++;
- } else
- mark_inode_bad(ctx, ino);
+ } else {
+ e2fsck_mark_inode_bad(ctx, &pctx, PR_2_BAD_MODE);
+ }
+
+ /* Future atime/mtime may be valid in rare cases, but are more
+ * likely to indicate corruption. Don't try to fix timestamps,
+ * but take into consideration whether inode is corrupted. If
+ * no other problems with the inode, probably it is OK. */
+ if (EXT4_XTIME_FUTURE(ctx, sb, inode->i_atime, ctx->time_fudge))
+ e2fsck_mark_inode_bad(ctx, &pctx, PR_1_INODE_BAD_TIME);
+ if (EXT4_XTIME_FUTURE(ctx, sb, inode->i_mtime, ctx->time_fudge))
+ e2fsck_mark_inode_bad(ctx, &pctx, PR_1_INODE_BAD_TIME);
+
+ /* Since ctime cannot be set directly from userspace, consider
+ * very old/future values worse than a bad atime/mtime. Same for
+ * crtime, but it is checked in check_inode_extra_space(). */
+ if (EXT4_XTIME_FUTURE(ctx, sb, inode->i_ctime, ctx->time_fudge))
+ e2fsck_mark_inode_badder(ctx, &pctx,
+ PR_1_INODE_BAD_TIME);
+ else if (!precreated_object(inode) &&
+ EXT4_XTIME_ANCIENT(ctx, sb, inode->i_ctime,
+ ctx->time_fudge))
+ e2fsck_mark_inode_badder(ctx, &pctx,
+ PR_1_INODE_BAD_TIME);
+
+ /* no restart if clearing bad inode before block processing */
+ if (e2fsck_fix_bad_inode(ctx, &pctx)) {
+ e2fsck_clear_inode(ctx, ino, inode, 0, "pass1");
+ goto next_unlock;
+ }
+
if (!(inode->i_flags & EXT4_EXTENTS_FL) &&
!(inode->i_flags & EXT4_INLINE_DATA_FL)) {
if (inode->i_block[EXT2_IND_BLOCK])
FINISH_INODE_LOOP(ctx, ino, &pctx, failed_csum);
+ if (ctx->flags & E2F_FLAG_EXPAND_EISIZE) {
+ struct ext2_inode_large *inode_l;
+
+ inode_l = (struct ext2_inode_large *)inode;
+
+ if (inode_l->i_extra_isize < ctx->want_extra_isize) {
+ fix_problem(ctx, PR_1_EXPAND_EISIZE, &pctx);
+ inode_exp = e2fsck_pass1_expand_eisize(ctx,
+ inode_l,
+ &pctx);
+ }
+ if ((inode_l->i_extra_isize < ctx->min_extra_isize) &&
+ inode_exp == 0)
+ ctx->min_extra_isize = inode_l->i_extra_isize;
+ }
+
if (e2fsck_should_abort(ctx)) {
e2fsck_pass1_check_unlock(ctx);
goto endit;
goto endit;
}
}
+ next_unlock:
e2fsck_pass1_check_unlock(ctx);
}
process_inodes(ctx, block_buf, inodes_to_process,
return ret;
ret = e2fsck_pass1_merge_icount(&global_ctx->inode_link_info,
&thread_ctx->inode_link_info);
+ if (ret)
+ return ret;
+
+ ret = e2fsck_pass1_merge_icount(&global_ctx->inode_badness,
+ &thread_ctx->inode_badness);
return ret;
}
return retval;
retval = e2fsck_pass1_merge_bitmap(global_fs,
- &thread_ctx->inode_bad_map,
- &global_ctx->inode_bad_map);
- if (retval)
- return retval;
- retval = e2fsck_pass1_merge_bitmap(global_fs,
&thread_ctx->inode_dir_map,
&global_ctx->inode_dir_map);
if (retval)
static int e2fsck_pass1_threads_join(struct e2fsck_thread_info *infos,
e2fsck_t global_ctx)
{
- errcode_t rc;
- errcode_t ret = 0;
- int i;
- struct e2fsck_thread_info *pinfo;
- int num_threads = global_ctx->fs_num_threads;
+ errcode_t rc;
+ errcode_t ret = 0;
+ struct e2fsck_thread_info *pinfo;
+ int num_threads = global_ctx->pfs_num_threads;
+ int i;
/* merge invalid bitmaps will recalculate it */
global_ctx->invalid_bitmaps = 0;
out:
if (thread_ctx->options & E2F_OPT_MULTITHREAD)
log_out(thread_ctx,
- _("Scanned group range [%lu, %lu), inodes %lu\n"),
+ _("Scanned group range [%u, %u), inodes %u\n"),
thread_ctx->thread_info.et_group_start,
thread_ctx->thread_info.et_group_end,
thread_ctx->thread_info.et_inode_number);
int i;
e2fsck_t thread_ctx;
dgrp_t average_group;
- int num_threads = global_ctx->fs_num_threads;
+ int num_threads = global_ctx->pfs_num_threads;
#ifdef DEBUG_THREADS
struct e2fsck_thread_debug thread_debug =
{PTHREAD_MUTEX_INITIALIZER, PTHREAD_COND_INITIALIZER, 0};
if (retval)
return;
#ifdef HAVE_PTHREAD
- if (ctx->fs_num_threads > 1 ||
- ctx->options & E2F_OPT_MULTITHREAD) {
+ if (ctx->pfs_num_threads > 1 || ctx->options & E2F_OPT_MULTITHREAD) {
need_single = 0;
e2fsck_pass1_multithread(ctx);
}
}
/*
- * Mark an inode as being bad in some what
+ * Mark an inode as being bad and increment its badness counter.
*/
-static void mark_inode_bad(e2fsck_t ctx, ino_t ino)
+void e2fsck_mark_inode_bad_loc(e2fsck_t ctx, struct problem_context *pctx,
+ __u32 code, int badness, const char *func,
+ const int line)
{
- struct problem_context pctx;
+ __u16 badness_before, badness_after;
+ __u64 pctx_num_sav = pctx->num;
- if (!ctx->inode_bad_map) {
- clear_problem_context(&pctx);
+ if (!ctx->inode_badness_threshold) /* badness is disabled */
+ return;
- pctx.errcode = e2fsck_allocate_inode_bitmap(ctx->fs,
- _("bad inode map"), EXT2FS_BMAP64_RBTREE,
- "inode_bad_map", &ctx->inode_bad_map);
- if (pctx.errcode) {
- pctx.num = 3;
- fix_problem(ctx, PR_1_ALLOCATE_IBITMAP_ERROR, &pctx);
- /* Should never get here */
+ if (!ctx->inode_badness) {
+ errcode_t retval;
+
+ retval = ext2fs_create_icount2(ctx->fs, 0, 0, NULL,
+ &ctx->inode_badness);
+ if (retval) {
+ pctx->errcode = retval;
+ fix_problem(ctx, PR_1_ALLOCATE_ICOUNT, pctx);
ctx->flags |= E2F_FLAG_ABORT;
return;
}
}
- ext2fs_mark_inode_bitmap2(ctx->inode_bad_map, ino);
+ ext2fs_icount_fetch(ctx->inode_badness, pctx->ino, &badness_before);
+ if (badness + badness_before > BADNESS_MAX)
+ badness_after = BADNESS_MAX;
+ else if (badness < 0 && badness_before < -badness)
+ badness_after = 0;
+ else
+ badness_after = badness_before + badness;
+ ext2fs_icount_store(ctx->inode_badness, pctx->ino, badness_after);
+
+ if (ctx->options & E2F_OPT_DEBUG)
+ log_out(ctx,
+ "%s:%d: increase inode %lu badness %u to %u for %x\n",
+ func, line, (unsigned long)pctx->ino, badness_before,
+ badness_after, code);
}
static void add_casefolded_dir(e2fsck_t ctx, ino_t ino)
pctx.blk = blk;
pctx.errcode = ext2fs_read_ext_attr3(fs, blk, block_buf,
pctx.ino);
+ /* We already checked this block, shouldn't happen */
if (pctx.errcode) {
fix_problem(ctx, PR_1_EXTATTR_READ_ABORT, &pctx);
return;
}
- header = (struct ext2_ext_attr_header *) block_buf;
+ header = BHDR(block_buf);
+ if (header->h_magic != EXT2_EXT_ATTR_MAGIC) {
+ fix_problem(ctx, PR_1_EXTATTR_READ_ABORT, &pctx);
+ return;
+ }
+
pctx.blkcount = header->h_refcount;
should_be = header->h_refcount + adjust_sign * (int)count;
pctx.num = should_be;
if (!ext2fs_has_feature_xattr(fs->super) ||
(blk < fs->super->s_first_data_block) ||
(blk >= ext2fs_blocks_count(fs->super))) {
- mark_inode_bad(ctx, ino);
+ /* Fixed in pass2, e2fsck_process_bad_inode(). */
+ e2fsck_mark_inode_bad(ctx, pctx, PR_2_FILE_ACL_ZERO);
return 0;
}
pctx->errcode = 0;
goto clear_extattr;
}
- header = (struct ext2_ext_attr_header *) block_buf;
+ header = BHDR(block_buf);
pctx->blk = ext2fs_file_acl_block(fs, inode);
if (((ctx->ext_attr_ver == 1) &&
(header->h_magic != EXT2_EXT_ATTR_MAGIC_v1)) ||
}
retval = io_channel_read_blk64(fs->io, blk, 1, block_buf);
- if (retval && fix_problem(ctx, PR_1_HTREE_BADROOT, pctx))
- return 1;
+ if (retval) {
+ if (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 = get_ext2_dx_root_info(fs, block_buf);
if ((root->reserved_zero || root->info_length < 8) &&
fix_problem(ctx, PR_1_HTREE_BADROOT, pctx))
ext2fs_unmark_inode_bitmap2(ctx->inode_used_map, ino);
if (ctx->inode_reg_map)
ext2fs_unmark_inode_bitmap2(ctx->inode_reg_map, ino);
- if (ctx->inode_bad_map)
- ext2fs_unmark_inode_bitmap2(ctx->inode_bad_map, ino);
+ if (ctx->inode_badness)
+ ext2fs_icount_store(ctx->inode_badness, ino, 0);
/*
* If the inode was partially accounted for before processing
#endif
if (try_repairs && problem) {
report_problem:
- if (fix_problem(ctx, problem, pctx)) {
+ /* Record badness only if extent is within inode */
+ if (fix_problem_bad(ctx, problem, pctx,
+ info.curr_level == 0)) {
if (ctx->invalid_bitmaps) {
/*
* If fsck knows the bitmaps are bad,
extent.e_pblk)) {
next_try_repairs = 0;
pctx->blk = blk;
- fix_problem(ctx,
+ fix_problem_bad(ctx,
PR_1_CRITICAL_METADATA_COLLISION,
- pctx);
+ pctx, 2);
if ((ctx->options & E2F_OPT_NO) == 0)
ctx->flags |= E2F_FLAG_RESTART_LATER;
}
if (!pb.num_blocks && pb.is_dir &&
!(inode->i_flags & EXT4_INLINE_DATA_FL)) {
+ /*
+ * The mode might be in-correct. Increasing the badness by
+ * small amount won't hurt much.
+ */
if (fix_problem(ctx, PR_1_ZERO_LENGTH_DIR, pctx)) {
e2fsck_clear_inode(ctx, ino, inode, 0, "check_blocks");
ctx->fs_directory_count--;
e2fsck_rehash_dir_later(ctx, ino);
out:
- if (dirty_inode)
+ /* need restart if clearing bad inode after block processing */
+ if (e2fsck_fix_bad_inode(ctx, pctx))
+ e2fsck_clear_inode(ctx, ino, inode, E2F_FLAG_RESTART,
+ "check_blocks_bad");
+ else if (dirty_inode)
e2fsck_write_inode(ctx, ino, inode, "check_blocks");
}
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);
+ fix_problem_bad(ctx, PR_1_CRITICAL_METADATA_COLLISION, pctx, 2);
if ((ctx->options & E2F_OPT_NO) == 0)
ctx->flags |= E2F_FLAG_RESTART_LATER;
}