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Diffstat (limited to 'e2fsprogs/e2fsck/pass4.c')
-rw-r--r--e2fsprogs/e2fsck/pass4.c178
1 files changed, 0 insertions, 178 deletions
diff --git a/e2fsprogs/e2fsck/pass4.c b/e2fsprogs/e2fsck/pass4.c
deleted file mode 100644
index a9e49f1..0000000
--- a/e2fsprogs/e2fsck/pass4.c
+++ /dev/null
@@ -1,178 +0,0 @@
-/*
- * pass4.c -- pass #4 of e2fsck: Check reference counts
- *
- * 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 4 frees the following data structures:
- * - A bitmap of which inodes are in bad blocks. (inode_bb_map)
- * - A bitmap of which inodes are imagic inodes. (inode_imagic_map)
- */
-
-#include "e2fsck.h"
-#include "problem.h"
-
-/*
- * This routine is called when an inode is not connected to the
- * directory tree.
- *
- * This subroutine returns 1 then the caller shouldn't bother with the
- * rest of the pass 4 tests.
- */
-static int disconnect_inode(e2fsck_t ctx, ext2_ino_t i)
-{
- ext2_filsys fs = ctx->fs;
- struct ext2_inode inode;
- struct problem_context pctx;
-
- e2fsck_read_inode(ctx, i, &inode, "pass4: disconnect_inode");
- clear_problem_context(&pctx);
- pctx.ino = i;
- pctx.inode = &inode;
-
- /*
- * Offer to delete any zero-length files that does not have
- * blocks. If there is an EA block, it might have useful
- * information, so we won't prompt to delete it, but let it be
- * reconnected to lost+found.
- */
- if (!inode.i_blocks && (LINUX_S_ISREG(inode.i_mode) ||
- LINUX_S_ISDIR(inode.i_mode))) {
- if (fix_problem(ctx, PR_4_ZERO_LEN_INODE, &pctx)) {
- ext2fs_icount_store(ctx->inode_link_info, i, 0);
- inode.i_links_count = 0;
- inode.i_dtime = time(0);
- e2fsck_write_inode(ctx, i, &inode,
- "disconnect_inode");
- /*
- * Fix up the bitmaps...
- */
- e2fsck_read_bitmaps(ctx);
- ext2fs_unmark_inode_bitmap(ctx->inode_used_map, i);
- ext2fs_unmark_inode_bitmap(ctx->inode_dir_map, i);
- ext2fs_inode_alloc_stats2(fs, i, -1,
- LINUX_S_ISDIR(inode.i_mode));
- return 0;
- }
- }
-
- /*
- * Prompt to reconnect.
- */
- if (fix_problem(ctx, PR_4_UNATTACHED_INODE, &pctx)) {
- if (e2fsck_reconnect_file(ctx, i))
- ext2fs_unmark_valid(fs);
- } else {
- /*
- * If we don't attach the inode, then skip the
- * i_links_test since there's no point in trying to
- * force i_links_count to zero.
- */
- ext2fs_unmark_valid(fs);
- return 1;
- }
- return 0;
-}
-
-
-void e2fsck_pass4(e2fsck_t ctx)
-{
- ext2_filsys fs = ctx->fs;
- ext2_ino_t i;
- struct ext2_inode inode;
-#ifdef RESOURCE_TRACK
- struct resource_track rtrack;
-#endif
- struct problem_context pctx;
- __u16 link_count, link_counted;
- char *buf = 0;
- int group, maxgroup;
-
-#ifdef RESOURCE_TRACK
- init_resource_track(&rtrack);
-#endif
-
-#ifdef MTRACE
- mtrace_print("Pass 4");
-#endif
-
- clear_problem_context(&pctx);
-
- if (!(ctx->options & E2F_OPT_PREEN))
- fix_problem(ctx, PR_4_PASS_HEADER, &pctx);
-
- group = 0;
- maxgroup = fs->group_desc_count;
- if (ctx->progress)
- if ((ctx->progress)(ctx, 4, 0, maxgroup))
- return;
-
- for (i=1; i <= fs->super->s_inodes_count; i++) {
- if (ctx->flags & E2F_FLAG_SIGNAL_MASK)
- return;
- if ((i % fs->super->s_inodes_per_group) == 0) {
- group++;
- if (ctx->progress)
- if ((ctx->progress)(ctx, 4, group, maxgroup))
- return;
- }
- if (i == EXT2_BAD_INO ||
- (i > EXT2_ROOT_INO && i < EXT2_FIRST_INODE(fs->super)))
- continue;
- if (!(ext2fs_test_inode_bitmap(ctx->inode_used_map, i)) ||
- (ctx->inode_imagic_map &&
- ext2fs_test_inode_bitmap(ctx->inode_imagic_map, i)) ||
- (ctx->inode_bb_map &&
- ext2fs_test_inode_bitmap(ctx->inode_bb_map, i)))
- continue;
- ext2fs_icount_fetch(ctx->inode_link_info, i, &link_count);
- ext2fs_icount_fetch(ctx->inode_count, i, &link_counted);
- if (link_counted == 0) {
- if (!buf)
- buf = e2fsck_allocate_memory(ctx,
- fs->blocksize, "bad_inode buffer");
- if (e2fsck_process_bad_inode(ctx, 0, i, buf))
- continue;
- if (disconnect_inode(ctx, i))
- continue;
- ext2fs_icount_fetch(ctx->inode_link_info, i,
- &link_count);
- ext2fs_icount_fetch(ctx->inode_count, i,
- &link_counted);
- }
- if (link_counted != link_count) {
- e2fsck_read_inode(ctx, i, &inode, "pass4");
- pctx.ino = i;
- pctx.inode = &inode;
- if (link_count != inode.i_links_count) {
- pctx.num = link_count;
- fix_problem(ctx,
- PR_4_INCONSISTENT_COUNT, &pctx);
- }
- pctx.num = link_counted;
- if (fix_problem(ctx, PR_4_BAD_REF_COUNT, &pctx)) {
- inode.i_links_count = link_counted;
- e2fsck_write_inode(ctx, i, &inode, "pass4");
- }
- }
- }
- ext2fs_free_icount(ctx->inode_link_info); ctx->inode_link_info = 0;
- ext2fs_free_icount(ctx->inode_count); ctx->inode_count = 0;
- ext2fs_free_inode_bitmap(ctx->inode_bb_map);
- ctx->inode_bb_map = 0;
- ext2fs_free_inode_bitmap(ctx->inode_imagic_map);
- ctx->inode_imagic_map = 0;
- if (buf)
- ext2fs_free_mem(&buf);
-#ifdef RESOURCE_TRACK
- if (ctx->options & E2F_OPT_TIME2) {
- e2fsck_clear_progbar(ctx);
- print_resource_track(_("Pass 4"), &rtrack);
- }
-#endif
-}
-