static int set_journal_block64_run(struct tunefs_operation *op,
ocfs2_filesys *fs, int flags)
{
errcode_t err;
int rc = 0;
ocfs2_fs_options mask, options;
struct ocfs2_super_block *super = OCFS2_RAW_SB(fs->fs_super);
memset(&mask, 0, sizeof(ocfs2_fs_options));
memset(&options, 0, sizeof(ocfs2_fs_options));
mask.opt_incompat |= JBD2_FEATURE_INCOMPAT_64BIT;
options.opt_incompat |= JBD2_FEATURE_INCOMPAT_64BIT;
if (!tools_interact("Enable block64 journal feature on device \"%s\"? ",
fs->fs_devname))
goto out;
tunefs_block_signals();
super->s_feature_compat |= OCFS2_FEATURE_COMPAT_JBD2_SB;
err = ocfs2_write_super(fs);
if (!err)
err = tunefs_set_journal_size(fs, 0, mask, options);
tunefs_unblock_signals();
if (err) {
rc = 1;
tcom_err(err,
"; unable to enable block64 journal feature on "
"device \"%s\"", fs->fs_devname);
}
out:
return rc;
}
static int set_journal_block32_run(struct tunefs_operation *op,
ocfs2_filesys *fs, int flags)
{
errcode_t err;
int rc = 0;
ocfs2_fs_options mask, options;
if (fs->fs_blocks > UINT32_MAX) {
tcom_err(TUNEFS_ET_OPERATION_FAILED,
"; cannot enable block32 journal feature on "
"device \"%s\" having more that %u blocks",
fs->fs_devname, UINT32_MAX);
rc = 1;
goto out;
}
memset(&mask, 0, sizeof(ocfs2_fs_options));
memset(&options, 0, sizeof(ocfs2_fs_options));
mask.opt_incompat |= JBD2_FEATURE_INCOMPAT_64BIT;
if (!tools_interact("Enable block32 journal feature on device \"%s\" ?",
fs->fs_devname))
goto out;
tunefs_block_signals();
err = tunefs_set_journal_size(fs, 0, mask, options);
tunefs_unblock_signals();
if (err) {
rc = 1;
tcom_err(err, "; unable to enable block32 journal feature on "
"device \"%s\"", fs->fs_devname);
}
out:
return rc;
}
static errcode_t update_slot_count(ocfs2_filesys *fs, int num_slots)
{
errcode_t ret = 0;
int orig_slots = OCFS2_RAW_SB(fs->fs_super)->s_max_slots;
if (num_slots == orig_slots) {
verbosef(VL_APP,
"Device \"%s\" already has %d node slots; "
"nothing to do\n",
fs->fs_devname, num_slots);
goto out;
}
if (!tools_interact("Change the number of node slots on device "
"\"%s\" from %d to %d? ",
fs->fs_devname, orig_slots, num_slots))
goto out;
tunefs_block_signals();
if (num_slots > orig_slots)
ret = add_slots(fs, num_slots);
else
ret = remove_slots(fs, num_slots);
if (ret)
goto out_unblock;
OCFS2_RAW_SB(fs->fs_super)->s_max_slots = num_slots;
if (num_slots > orig_slots) {
/* Grow the new journals to match the first slot */
verbosef(VL_APP,
"Allocating space for the new journals\n");
ret = tunefs_set_journal_size(fs, 0);
if (!ret)
verbosef(VL_APP, "Journal space allocated\n");
else {
verbosef(VL_APP,
"%s while trying to size the new journals\n",
error_message(ret));
goto out_unblock;
}
}
ret = ocfs2_format_slot_map(fs);
if (ret)
goto out_unblock;
if (num_slots < orig_slots) {
ret = tunefs_clear_in_progress(fs,
OCFS2_TUNEFS_INPROG_REMOVE_SLOT);
if (ret)
goto out_unblock;
}
ret = ocfs2_write_super(fs);
out_unblock:
tunefs_unblock_signals();
out:
return ret;
}
