Add --enable-test-io-debug configure option which causes e2fsck and

[thirdparty/e2fsprogs.git] / misc / tune2fs.c

diff --git a/misc/tune2fs.c b/misc/tune2fs.c
index 229b6e738611a5d25b8699936bd1f68088da4010..a2d22b6a0ad1479f7825edf7e61d38d93456f0a6 100644 (file)
--- a/misc/tune2fs.c
+++ b/misc/tune2fs.c
@@ -109,6 +109,7 @@ static void remove_journal_device(ext2_filsys fs)
        int             i, nr_users;
        errcode_t       retval;
        int             commit_remove_journal = 0;
+       io_manager      io_ptr;
 
        if (f_flag)
                commit_remove_journal = 1; /* force removal even if error */
@@ -123,9 +124,15 @@ static void remove_journal_device(ext2_filsys fs)
                        return;
        }
 
+#ifdef CONFIG_TESTIO_DEBUG
+       io_ptr = test_io_manager;
+       test_io_backing_manager = unix_io_manager;
+#else
+       io_ptr = unix_io_manager;
+#endif
        retval = ext2fs_open(journal_path, EXT2_FLAG_RW|
                             EXT2_FLAG_JOURNAL_DEV_OK, 0,
-                            fs->blocksize, unix_io_manager, &jfs);
+                            fs->blocksize, io_ptr, &jfs);
        if (retval) {
                com_err(program_name, retval,
                        _("while trying to open external journal"));
@@ -358,6 +365,7 @@ static void add_journal(ext2_filsys fs)
        unsigned long journal_blocks;
        errcode_t       retval;
        ext2_filsys     jfs;
+       io_manager      io_ptr;
 
        if (fs->super->s_feature_compat &
            EXT3_FEATURE_COMPAT_HAS_JOURNAL) {
@@ -367,9 +375,15 @@ static void add_journal(ext2_filsys fs)
        if (journal_device) {
                check_plausibility(journal_device);
                check_mount(journal_device, 0, _("journal"));
+#ifdef CONFIG_TESTIO_DEBUG
+               io_ptr = test_io_manager;
+               test_io_backing_manager = unix_io_manager;
+#else
+               io_ptr = unix_io_manager;
+#endif
                retval = ext2fs_open(journal_device, EXT2_FLAG_RW|
                                     EXT2_FLAG_JOURNAL_DEV_OK, 0,
-                                    fs->blocksize, unix_io_manager, &jfs);
+                                    fs->blocksize, io_ptr, &jfs);
                if (retval) {
                        com_err(program_name, retval,
                                _("\n\twhile trying to open journal on %s\n"),
@@ -704,6 +718,7 @@ int main (int argc, char ** argv)
        errcode_t retval;
        ext2_filsys fs;
        struct ext2_super_block *sb;
+       io_manager io_ptr;
 
 #ifdef ENABLE_NLS
        setlocale(LC_MESSAGES, "");
@@ -722,8 +737,13 @@ int main (int argc, char ** argv)
        else
                parse_tune2fs_options(argc, argv);
        
-       retval = ext2fs_open (device_name, open_flag, 0, 0,
-                             unix_io_manager, &fs);
+#ifdef CONFIG_TESTIO_DEBUG
+       io_ptr = test_io_manager;
+       test_io_backing_manager = unix_io_manager;
+#else
+       io_ptr = unix_io_manager;
+#endif
+       retval = ext2fs_open (device_name, open_flag, 0, 0, io_ptr, &fs);
         if (retval) {
                com_err (program_name, retval, _("while trying to open %s"),
                         device_name);