From 3978e5576e1675c2fac631fcba07a976405b5e4b Mon Sep 17 00:00:00 2001 From: "\"Vladimir N. Oleynik\"" Date: Tue, 27 Sep 2005 11:43:29 +0000 Subject: move e2fsck/* to e2fsck.c, one e2fsck_main and jornal exported, small automatic size reduction --- e2fsprogs/e2fsck/super.c | 713 ----------------------------------------------- 1 file changed, 713 deletions(-) delete mode 100644 e2fsprogs/e2fsck/super.c (limited to 'e2fsprogs/e2fsck/super.c') diff --git a/e2fsprogs/e2fsck/super.c b/e2fsprogs/e2fsck/super.c deleted file mode 100644 index 294cd80e4..000000000 --- a/e2fsprogs/e2fsck/super.c +++ /dev/null @@ -1,713 +0,0 @@ -/* - * e2fsck.c - superblock checks - * - * 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% - */ - -#ifdef HAVE_ERRNO_H -#include -#endif - -#ifndef EXT2_SKIP_UUID -#include "uuid/uuid.h" -#endif -#include "e2fsck.h" -#include "problem.h" - -#define MIN_CHECK 1 -#define MAX_CHECK 2 - -static void check_super_value(e2fsck_t ctx, const char *descr, - unsigned long value, int flags, - unsigned long min_val, unsigned long max_val) -{ - struct problem_context pctx; - - if (((flags & MIN_CHECK) && (value < min_val)) || - ((flags & MAX_CHECK) && (value > max_val))) { - clear_problem_context(&pctx); - pctx.num = value; - pctx.str = descr; - fix_problem(ctx, PR_0_MISC_CORRUPT_SUPER, &pctx); - ctx->flags |= E2F_FLAG_ABORT; /* never get here! */ - } -} - -/* - * This routine may get stubbed out in special compilations of the - * e2fsck code.. - */ -#ifndef EXT2_SPECIAL_DEVICE_SIZE -errcode_t e2fsck_get_device_size(e2fsck_t ctx) -{ - return (ext2fs_get_device_size(ctx->filesystem_name, - EXT2_BLOCK_SIZE(ctx->fs->super), - &ctx->num_blocks)); -} -#endif - -/* - * helper function to release an inode - */ -struct process_block_struct { - e2fsck_t ctx; - char *buf; - struct problem_context *pctx; - int truncating; - int truncate_offset; - e2_blkcnt_t truncate_block; - int truncated_blocks; - int abort; - errcode_t errcode; -}; - -static int release_inode_block(ext2_filsys fs, - blk_t *block_nr, - e2_blkcnt_t blockcnt, - blk_t ref_blk EXT2FS_ATTR((unused)), - int ref_offset EXT2FS_ATTR((unused)), - void *priv_data) -{ - struct process_block_struct *pb; - e2fsck_t ctx; - struct problem_context *pctx; - blk_t blk = *block_nr; - int retval = 0; - - pb = (struct process_block_struct *) priv_data; - ctx = pb->ctx; - pctx = pb->pctx; - - pctx->blk = blk; - pctx->blkcount = blockcnt; - - if (HOLE_BLKADDR(blk)) - return 0; - - if ((blk < fs->super->s_first_data_block) || - (blk >= fs->super->s_blocks_count)) { - fix_problem(ctx, PR_0_ORPHAN_ILLEGAL_BLOCK_NUM, pctx); - return_abort: - pb->abort = 1; - return BLOCK_ABORT; - } - - if (!ext2fs_test_block_bitmap(fs->block_map, blk)) { - fix_problem(ctx, PR_0_ORPHAN_ALREADY_CLEARED_BLOCK, pctx); - goto return_abort; - } - - /* - * If we are deleting an orphan, then we leave the fields alone. - * If we are truncating an orphan, then update the inode fields - * and clean up any partial block data. - */ - if (pb->truncating) { - /* - * We only remove indirect blocks if they are - * completely empty. - */ - if (blockcnt < 0) { - int i, limit; - blk_t *bp; - - pb->errcode = io_channel_read_blk(fs->io, blk, 1, - pb->buf); - if (pb->errcode) - goto return_abort; - - limit = fs->blocksize >> 2; - for (i = 0, bp = (blk_t *) pb->buf; - i < limit; i++, bp++) - if (*bp) - return 0; - } - /* - * We don't remove direct blocks until we've reached - * the truncation block. - */ - if (blockcnt >= 0 && blockcnt < pb->truncate_block) - return 0; - /* - * If part of the last block needs truncating, we do - * it here. - */ - if ((blockcnt == pb->truncate_block) && pb->truncate_offset) { - pb->errcode = io_channel_read_blk(fs->io, blk, 1, - pb->buf); - if (pb->errcode) - goto return_abort; - memset(pb->buf + pb->truncate_offset, 0, - fs->blocksize - pb->truncate_offset); - pb->errcode = io_channel_write_blk(fs->io, blk, 1, - pb->buf); - if (pb->errcode) - goto return_abort; - } - pb->truncated_blocks++; - *block_nr = 0; - retval |= BLOCK_CHANGED; - } - - ext2fs_block_alloc_stats(fs, blk, -1); - return retval; -} - -/* - * This function releases an inode. Returns 1 if an inconsistency was - * found. If the inode has a link count, then it is being truncated and - * not deleted. - */ -static int release_inode_blocks(e2fsck_t ctx, ext2_ino_t ino, - struct ext2_inode *inode, char *block_buf, - struct problem_context *pctx) -{ - struct process_block_struct pb; - ext2_filsys fs = ctx->fs; - errcode_t retval; - __u32 count; - - if (!ext2fs_inode_has_valid_blocks(inode)) - return 0; - - pb.buf = block_buf + 3 * ctx->fs->blocksize; - pb.ctx = ctx; - pb.abort = 0; - pb.errcode = 0; - pb.pctx = pctx; - if (inode->i_links_count) { - pb.truncating = 1; - pb.truncate_block = (e2_blkcnt_t) - ((((long long)inode->i_size_high << 32) + - inode->i_size + fs->blocksize - 1) / - fs->blocksize); - pb.truncate_offset = inode->i_size % fs->blocksize; - } else { - pb.truncating = 0; - pb.truncate_block = 0; - pb.truncate_offset = 0; - } - pb.truncated_blocks = 0; - retval = ext2fs_block_iterate2(fs, ino, BLOCK_FLAG_DEPTH_TRAVERSE, - block_buf, release_inode_block, &pb); - if (retval) { - com_err("release_inode_blocks", retval, - _("while calling ext2fs_block_iterate for inode %d"), - ino); - return 1; - } - if (pb.abort) - return 1; - - /* Refresh the inode since ext2fs_block_iterate may have changed it */ - e2fsck_read_inode(ctx, ino, inode, "release_inode_blocks"); - - if (pb.truncated_blocks) - inode->i_blocks -= pb.truncated_blocks * - (fs->blocksize / 512); - - if (inode->i_file_acl) { - retval = ext2fs_adjust_ea_refcount(fs, inode->i_file_acl, - block_buf, -1, &count); - if (retval == EXT2_ET_BAD_EA_BLOCK_NUM) { - retval = 0; - count = 1; - } - if (retval) { - com_err("release_inode_blocks", retval, - _("while calling ext2fs_adjust_ea_refocunt for inode %d"), - ino); - return 1; - } - if (count == 0) - ext2fs_block_alloc_stats(fs, inode->i_file_acl, -1); - inode->i_file_acl = 0; - } - return 0; -} - -/* - * This function releases all of the orphan inodes. It returns 1 if - * it hit some error, and 0 on success. - */ -static int release_orphan_inodes(e2fsck_t ctx) -{ - ext2_filsys fs = ctx->fs; - ext2_ino_t ino, next_ino; - struct ext2_inode inode; - struct problem_context pctx; - char *block_buf; - - if ((ino = fs->super->s_last_orphan) == 0) - return 0; - - /* - * Win or lose, we won't be using the head of the orphan inode - * list again. - */ - fs->super->s_last_orphan = 0; - ext2fs_mark_super_dirty(fs); - - /* - * If the filesystem contains errors, don't run the orphan - * list, since the orphan list can't be trusted; and we're - * going to be running a full e2fsck run anyway... - */ - if (fs->super->s_state & EXT2_ERROR_FS) - return 0; - - if ((ino < EXT2_FIRST_INODE(fs->super)) || - (ino > fs->super->s_inodes_count)) { - clear_problem_context(&pctx); - pctx.ino = ino; - fix_problem(ctx, PR_0_ORPHAN_ILLEGAL_HEAD_INODE, &pctx); - return 1; - } - - block_buf = (char *) e2fsck_allocate_memory(ctx, fs->blocksize * 4, - "block iterate buffer"); - e2fsck_read_bitmaps(ctx); - - while (ino) { - e2fsck_read_inode(ctx, ino, &inode, "release_orphan_inodes"); - clear_problem_context(&pctx); - pctx.ino = ino; - pctx.inode = &inode; - pctx.str = inode.i_links_count ? _("Truncating") : - _("Clearing"); - - fix_problem(ctx, PR_0_ORPHAN_CLEAR_INODE, &pctx); - - next_ino = inode.i_dtime; - if (next_ino && - ((next_ino < EXT2_FIRST_INODE(fs->super)) || - (next_ino > fs->super->s_inodes_count))) { - pctx.ino = next_ino; - fix_problem(ctx, PR_0_ORPHAN_ILLEGAL_INODE, &pctx); - goto return_abort; - } - - if (release_inode_blocks(ctx, ino, &inode, block_buf, &pctx)) - goto return_abort; - - if (!inode.i_links_count) { - ext2fs_inode_alloc_stats2(fs, ino, -1, - LINUX_S_ISDIR(inode.i_mode)); - inode.i_dtime = time(0); - } else { - inode.i_dtime = 0; - } - e2fsck_write_inode(ctx, ino, &inode, "delete_file"); - ino = next_ino; - } - ext2fs_free_mem(&block_buf); - return 0; -return_abort: - ext2fs_free_mem(&block_buf); - return 1; -} - -/* - * Check the resize inode to make sure it is sane. We check both for - * the case where on-line resizing is not enabled (in which case the - * resize inode should be cleared) as well as the case where on-line - * resizing is enabled. - */ -void check_resize_inode(e2fsck_t ctx) -{ - ext2_filsys fs = ctx->fs; - struct ext2_inode inode; - struct problem_context pctx; - int i, j, gdt_off, ind_off; - blk_t blk, pblk, expect; - __u32 *dind_buf = 0, *ind_buf; - errcode_t retval; - - clear_problem_context(&pctx); - - /* - * If the resize inode feature isn't set, then - * s_reserved_gdt_blocks must be zero. - */ - if (!(fs->super->s_feature_compat & - EXT2_FEATURE_COMPAT_RESIZE_INODE)) { - if (fs->super->s_reserved_gdt_blocks) { - pctx.num = fs->super->s_reserved_gdt_blocks; - if (fix_problem(ctx, PR_0_NONZERO_RESERVED_GDT_BLOCKS, - &pctx)) { - fs->super->s_reserved_gdt_blocks = 0; - ext2fs_mark_super_dirty(fs); - } - } - } - - /* Read the resizde inode */ - pctx.ino = EXT2_RESIZE_INO; - retval = ext2fs_read_inode(fs, EXT2_RESIZE_INO, &inode); - if (retval) { - if (fs->super->s_feature_compat & - EXT2_FEATURE_COMPAT_RESIZE_INODE) - ctx->flags |= E2F_FLAG_RESIZE_INODE; - return; - } - - /* - * If the resize inode feature isn't set, check to make sure - * the resize inode is cleared; then we're done. - */ - if (!(fs->super->s_feature_compat & - EXT2_FEATURE_COMPAT_RESIZE_INODE)) { - for (i=0; i < EXT2_N_BLOCKS; i++) { - if (inode.i_block[i]) - break; - } - if ((i < EXT2_N_BLOCKS) && - fix_problem(ctx, PR_0_CLEAR_RESIZE_INODE, &pctx)) { - memset(&inode, 0, sizeof(inode)); - e2fsck_write_inode(ctx, EXT2_RESIZE_INO, &inode, - "clear_resize"); - } - return; - } - - /* - * The resize inode feature is enabled; check to make sure the - * only block in use is the double indirect block - */ - blk = inode.i_block[EXT2_DIND_BLOCK]; - for (i=0; i < EXT2_N_BLOCKS; i++) { - if (i != EXT2_DIND_BLOCK && inode.i_block[i]) - break; - } - if ((i < EXT2_N_BLOCKS) || !blk || !inode.i_links_count || - !(inode.i_mode & LINUX_S_IFREG) || - (blk < fs->super->s_first_data_block || - blk >= fs->super->s_blocks_count)) { - resize_inode_invalid: - if (fix_problem(ctx, PR_0_RESIZE_INODE_INVALID, &pctx)) { - memset(&inode, 0, sizeof(inode)); - e2fsck_write_inode(ctx, EXT2_RESIZE_INO, &inode, - "clear_resize"); - ctx->flags |= E2F_FLAG_RESIZE_INODE; - } - if (!(ctx->options & E2F_OPT_READONLY)) { - fs->super->s_state &= ~EXT2_VALID_FS; - ext2fs_mark_super_dirty(fs); - } - goto cleanup; - } - dind_buf = (__u32 *) e2fsck_allocate_memory(ctx, fs->blocksize * 2, - "resize dind buffer"); - ind_buf = (__u32 *) ((char *) dind_buf + fs->blocksize); - - retval = ext2fs_read_ind_block(fs, blk, dind_buf); - if (retval) - goto resize_inode_invalid; - - gdt_off = fs->desc_blocks; - pblk = fs->super->s_first_data_block + 1 + fs->desc_blocks; - for (i = 0; i < fs->super->s_reserved_gdt_blocks / 4; - i++, gdt_off++, pblk++) { - gdt_off %= fs->blocksize/4; - if (dind_buf[gdt_off] != pblk) - goto resize_inode_invalid; - retval = ext2fs_read_ind_block(fs, pblk, ind_buf); - if (retval) - goto resize_inode_invalid; - ind_off = 0; - for (j = 1; j < fs->group_desc_count; j++) { - if (!ext2fs_bg_has_super(fs, j)) - continue; - expect = pblk + (j * fs->super->s_blocks_per_group); - if (ind_buf[ind_off] != expect) - goto resize_inode_invalid; - ind_off++; - } - } - -cleanup: - if (dind_buf) - ext2fs_free_mem(&dind_buf); - - } - -void check_super_block(e2fsck_t ctx) -{ - ext2_filsys fs = ctx->fs; - blk_t first_block, last_block; - struct ext2_super_block *sb = fs->super; - struct ext2_group_desc *gd; - blk_t blocks_per_group = fs->super->s_blocks_per_group; - blk_t bpg_max; - int inodes_per_block; - int ipg_max; - int inode_size; - dgrp_t i; - blk_t should_be; - struct problem_context pctx; - __u32 free_blocks = 0, free_inodes = 0; - - inodes_per_block = EXT2_INODES_PER_BLOCK(fs->super); - ipg_max = inodes_per_block * (blocks_per_group - 4); - if (ipg_max > EXT2_MAX_INODES_PER_GROUP(sb)) - ipg_max = EXT2_MAX_INODES_PER_GROUP(sb); - bpg_max = 8 * EXT2_BLOCK_SIZE(sb); - if (bpg_max > EXT2_MAX_BLOCKS_PER_GROUP(sb)) - bpg_max = EXT2_MAX_BLOCKS_PER_GROUP(sb); - - ctx->invalid_inode_bitmap_flag = (int *) e2fsck_allocate_memory(ctx, - sizeof(int) * fs->group_desc_count, "invalid_inode_bitmap"); - ctx->invalid_block_bitmap_flag = (int *) e2fsck_allocate_memory(ctx, - sizeof(int) * fs->group_desc_count, "invalid_block_bitmap"); - ctx->invalid_inode_table_flag = (int *) e2fsck_allocate_memory(ctx, - sizeof(int) * fs->group_desc_count, "invalid_inode_table"); - - clear_problem_context(&pctx); - - /* - * Verify the super block constants... - */ - check_super_value(ctx, "inodes_count", sb->s_inodes_count, - MIN_CHECK, 1, 0); - check_super_value(ctx, "blocks_count", sb->s_blocks_count, - MIN_CHECK, 1, 0); - check_super_value(ctx, "first_data_block", sb->s_first_data_block, - MAX_CHECK, 0, sb->s_blocks_count); - check_super_value(ctx, "log_block_size", sb->s_log_block_size, - MIN_CHECK | MAX_CHECK, 0, - EXT2_MAX_BLOCK_LOG_SIZE - EXT2_MIN_BLOCK_LOG_SIZE); - check_super_value(ctx, "log_frag_size", sb->s_log_frag_size, - MIN_CHECK | MAX_CHECK, 0, sb->s_log_block_size); - check_super_value(ctx, "frags_per_group", sb->s_frags_per_group, - MIN_CHECK | MAX_CHECK, sb->s_blocks_per_group, - bpg_max); - check_super_value(ctx, "blocks_per_group", sb->s_blocks_per_group, - MIN_CHECK | MAX_CHECK, 8, bpg_max); - check_super_value(ctx, "inodes_per_group", sb->s_inodes_per_group, - MIN_CHECK | MAX_CHECK, inodes_per_block, ipg_max); - check_super_value(ctx, "r_blocks_count", sb->s_r_blocks_count, - MAX_CHECK, 0, sb->s_blocks_count / 2); - check_super_value(ctx, "reserved_gdt_blocks", - sb->s_reserved_gdt_blocks, MAX_CHECK, 0, - fs->blocksize/4); - inode_size = EXT2_INODE_SIZE(sb); - check_super_value(ctx, "inode_size", - inode_size, MIN_CHECK | MAX_CHECK, - EXT2_GOOD_OLD_INODE_SIZE, fs->blocksize); - if (inode_size & (inode_size - 1)) { - pctx.num = inode_size; - pctx.str = "inode_size"; - fix_problem(ctx, PR_0_MISC_CORRUPT_SUPER, &pctx); - ctx->flags |= E2F_FLAG_ABORT; /* never get here! */ - return; - } - - if (!ctx->num_blocks) { - pctx.errcode = e2fsck_get_device_size(ctx); - if (pctx.errcode && pctx.errcode != EXT2_ET_UNIMPLEMENTED) { - fix_problem(ctx, PR_0_GETSIZE_ERROR, &pctx); - ctx->flags |= E2F_FLAG_ABORT; - return; - } - if ((pctx.errcode != EXT2_ET_UNIMPLEMENTED) && - (ctx->num_blocks < sb->s_blocks_count)) { - pctx.blk = sb->s_blocks_count; - pctx.blk2 = ctx->num_blocks; - if (fix_problem(ctx, PR_0_FS_SIZE_WRONG, &pctx)) { - ctx->flags |= E2F_FLAG_ABORT; - return; - } - } - } - - if (sb->s_log_block_size != (__u32) sb->s_log_frag_size) { - pctx.blk = EXT2_BLOCK_SIZE(sb); - pctx.blk2 = EXT2_FRAG_SIZE(sb); - fix_problem(ctx, PR_0_NO_FRAGMENTS, &pctx); - ctx->flags |= E2F_FLAG_ABORT; - return; - } - - should_be = sb->s_frags_per_group >> - (sb->s_log_block_size - sb->s_log_frag_size); - if (sb->s_blocks_per_group != should_be) { - pctx.blk = sb->s_blocks_per_group; - pctx.blk2 = should_be; - fix_problem(ctx, PR_0_BLOCKS_PER_GROUP, &pctx); - ctx->flags |= E2F_FLAG_ABORT; - return; - } - - should_be = (sb->s_log_block_size == 0) ? 1 : 0; - if (sb->s_first_data_block != should_be) { - pctx.blk = sb->s_first_data_block; - pctx.blk2 = should_be; - fix_problem(ctx, PR_0_FIRST_DATA_BLOCK, &pctx); - ctx->flags |= E2F_FLAG_ABORT; - return; - } - - should_be = sb->s_inodes_per_group * fs->group_desc_count; - if (sb->s_inodes_count != should_be) { - pctx.ino = sb->s_inodes_count; - pctx.ino2 = should_be; - if (fix_problem(ctx, PR_0_INODE_COUNT_WRONG, &pctx)) { - sb->s_inodes_count = should_be; - ext2fs_mark_super_dirty(fs); - } - } - - /* - * Verify the group descriptors.... - */ - first_block = sb->s_first_data_block; - last_block = first_block + blocks_per_group; - - for (i = 0, gd=fs->group_desc; i < fs->group_desc_count; i++, gd++) { - pctx.group = i; - - if (i == fs->group_desc_count - 1) - last_block = sb->s_blocks_count; - if ((gd->bg_block_bitmap < first_block) || - (gd->bg_block_bitmap >= last_block)) { - pctx.blk = gd->bg_block_bitmap; - if (fix_problem(ctx, PR_0_BB_NOT_GROUP, &pctx)) - gd->bg_block_bitmap = 0; - } - if (gd->bg_block_bitmap == 0) { - ctx->invalid_block_bitmap_flag[i]++; - ctx->invalid_bitmaps++; - } - if ((gd->bg_inode_bitmap < first_block) || - (gd->bg_inode_bitmap >= last_block)) { - pctx.blk = gd->bg_inode_bitmap; - if (fix_problem(ctx, PR_0_IB_NOT_GROUP, &pctx)) - gd->bg_inode_bitmap = 0; - } - if (gd->bg_inode_bitmap == 0) { - ctx->invalid_inode_bitmap_flag[i]++; - ctx->invalid_bitmaps++; - } - if ((gd->bg_inode_table < first_block) || - ((gd->bg_inode_table + - fs->inode_blocks_per_group - 1) >= last_block)) { - pctx.blk = gd->bg_inode_table; - if (fix_problem(ctx, PR_0_ITABLE_NOT_GROUP, &pctx)) - gd->bg_inode_table = 0; - } - if (gd->bg_inode_table == 0) { - ctx->invalid_inode_table_flag[i]++; - ctx->invalid_bitmaps++; - } - free_blocks += gd->bg_free_blocks_count; - free_inodes += gd->bg_free_inodes_count; - first_block += sb->s_blocks_per_group; - last_block += sb->s_blocks_per_group; - - if ((gd->bg_free_blocks_count > sb->s_blocks_per_group) || - (gd->bg_free_inodes_count > sb->s_inodes_per_group) || - (gd->bg_used_dirs_count > sb->s_inodes_per_group)) - ext2fs_unmark_valid(fs); - - } - - /* - * Update the global counts from the block group counts. This - * is needed for an experimental patch which eliminates - * locking the entire filesystem when allocating blocks or - * inodes; if the filesystem is not unmounted cleanly, the - * global counts may not be accurate. - */ - if ((free_blocks != sb->s_free_blocks_count) || - (free_inodes != sb->s_free_inodes_count)) { - if (ctx->options & E2F_OPT_READONLY) - ext2fs_unmark_valid(fs); - else { - sb->s_free_blocks_count = free_blocks; - sb->s_free_inodes_count = free_inodes; - ext2fs_mark_super_dirty(fs); - } - } - - if ((sb->s_free_blocks_count > sb->s_blocks_count) || - (sb->s_free_inodes_count > sb->s_inodes_count)) - ext2fs_unmark_valid(fs); - - - /* - * If we have invalid bitmaps, set the error state of the - * filesystem. - */ - if (ctx->invalid_bitmaps && !(ctx->options & E2F_OPT_READONLY)) { - sb->s_state &= ~EXT2_VALID_FS; - ext2fs_mark_super_dirty(fs); - } - - clear_problem_context(&pctx); - -#ifndef EXT2_SKIP_UUID - /* - * If the UUID field isn't assigned, assign it. - */ - if (!(ctx->options & E2F_OPT_READONLY) && uuid_is_null(sb->s_uuid)) { - if (fix_problem(ctx, PR_0_ADD_UUID, &pctx)) { - uuid_generate(sb->s_uuid); - ext2fs_mark_super_dirty(fs); - fs->flags &= ~EXT2_FLAG_MASTER_SB_ONLY; - } - } -#endif - - /* - * For the Hurd, check to see if the filetype option is set, - * since it doesn't support it. - */ - if (!(ctx->options & E2F_OPT_READONLY) && - fs->super->s_creator_os == EXT2_OS_HURD && - (fs->super->s_feature_incompat & - EXT2_FEATURE_INCOMPAT_FILETYPE)) { - if (fix_problem(ctx, PR_0_HURD_CLEAR_FILETYPE, &pctx)) { - fs->super->s_feature_incompat &= - ~EXT2_FEATURE_INCOMPAT_FILETYPE; - ext2fs_mark_super_dirty(fs); - - } - } - - /* - * If we have any of the compatibility flags set, we need to have a - * revision 1 filesystem. Most kernels will not check the flags on - * a rev 0 filesystem and we may have corruption issues because of - * the incompatible changes to the filesystem. - */ - if (!(ctx->options & E2F_OPT_READONLY) && - fs->super->s_rev_level == EXT2_GOOD_OLD_REV && - (fs->super->s_feature_compat || - fs->super->s_feature_ro_compat || - fs->super->s_feature_incompat) && - fix_problem(ctx, PR_0_FS_REV_LEVEL, &pctx)) { - ext2fs_update_dynamic_rev(fs); - ext2fs_mark_super_dirty(fs); - } - - check_resize_inode(ctx); - - /* - * Clean up any orphan inodes, if present. - */ - if (!(ctx->options & E2F_OPT_READONLY) && release_orphan_inodes(ctx)) { - fs->super->s_state &= ~EXT2_VALID_FS; - ext2fs_mark_super_dirty(fs); - } - - /* - * Move the ext3 journal file, if necessary. - */ - e2fsck_move_ext3_journal(ctx); - return; -} -- cgit v1.2.3