#include "../version.h"
-char *program_name, *device_name, *io_options;
+char *program_name;
+static char *device_name, *io_options;
static void usage (char *prog)
{
{
unsigned int group;
unsigned long long sum;
- unsigned int has_sb, prev_has_sb, num;
+ unsigned int has_sb, prev_has_sb = 0, num;
int i_stride, b_stride;
if (fs->stride)
#endif
}
+static void bigalloc_check(ext2_filsys fs, int force)
+{
+ if (!force && EXT2_HAS_RO_COMPAT_FEATURE(fs->super,
+ EXT4_FEATURE_RO_COMPAT_BIGALLOC)) {
+ fprintf(stderr, "%s", _("\nResizing bigalloc file systems has "
+ "not been fully tested. Proceed at\n"
+ "your own risk! Use the force option "
+ "if you want to go ahead anyway.\n\n"));
+ exit(1);
+ }
+}
+
int main (int argc, char ** argv)
{
errcode_t retval;
retval = ext2fs_open2(device_name, io_options, io_flags,
0, 0, io_ptr, &fs);
if (retval) {
- com_err (program_name, retval, _("while trying to open %s"),
- device_name);
- printf (_("Couldn't find valid filesystem superblock.\n"));
+ com_err(program_name, retval, _("while trying to open %s"),
+ device_name);
+ printf("%s", _("Couldn't find valid filesystem superblock.\n"));
exit (1);
}
+ if (!(mount_flags & EXT2_MF_MOUNTED)) {
+ if (!force && ((fs->super->s_lastcheck < fs->super->s_mtime) ||
+ (fs->super->s_state & EXT2_ERROR_FS) ||
+ ((fs->super->s_state & EXT2_VALID_FS) == 0))) {
+ fprintf(stderr,
+ _("Please run 'e2fsck -f %s' first.\n\n"),
+ device_name);
+ exit(1);
+ }
+ }
+
/*
* Check for compatibility with the feature sets. We need to
* be more stringent than ext2fs_open().
exit(1);
}
- /*
- * XXXX The combination of flex_bg and !resize_inode causes
- * major problems for resize2fs, since when the group descriptors
- * grow in size this can potentially require multiple inode
- * tables to be moved aside to make room, and resize2fs chokes
- * rather badly in this scenario. It's a rare combination,
- * except when a filesystem is expanded more than a certain
- * size, so for now, we'll just prohibit that combination.
- * This is something we should fix eventually, though.
- */
- if ((fs->super->s_feature_incompat & EXT4_FEATURE_INCOMPAT_FLEX_BG) &&
- !(fs->super->s_feature_compat & EXT2_FEATURE_COMPAT_RESIZE_INODE)) {
- com_err(program_name, 0, _("%s: The combination of flex_bg "
- "and\n\t!resize_inode features "
- "is not supported by resize2fs.\n"),
- device_name);
- exit(1);
- }
-
- min_size = calculate_minimum_resize_size(fs);
+ min_size = calculate_minimum_resize_size(fs, flags);
if (print_min_size) {
- if (!force && ((fs->super->s_state & EXT2_ERROR_FS) ||
- ((fs->super->s_state & EXT2_VALID_FS) == 0))) {
- fprintf(stderr,
- _("Please run 'e2fsck -f %s' first.\n\n"),
- device_name);
- exit(1);
- }
printf(_("Estimated minimum size of the filesystem: %llu\n"),
min_size);
exit(0);
retval = ext2fs_get_device_size2(device_name, fs->blocksize,
&max_size);
if (retval) {
- com_err(program_name, retval,
+ com_err(program_name, retval, "%s",
_("while trying to determine filesystem size"));
exit(1);
}
if (new_size == (1ULL << 32))
new_size--;
else if (new_size > (1ULL << 32)) {
- com_err(program_name, 0,
+ com_err(program_name, 0, "%s",
_("New size too large to be "
"expressed in 32 bits\n"));
exit(1);
}
if (use_stride >= 0) {
if (use_stride >= (int) fs->super->s_blocks_per_group) {
- com_err(program_name, 0,
+ com_err(program_name, 0, "%s",
_("Invalid stride length"));
exit(1);
}
exit(0);
}
if (mount_flags & EXT2_MF_MOUNTED) {
+ bigalloc_check(fs, force);
retval = online_resize_fs(fs, mtpt, &new_size, flags);
} else {
- if (!force && ((fs->super->s_lastcheck < fs->super->s_mtime) ||
- (fs->super->s_state & EXT2_ERROR_FS) ||
- ((fs->super->s_state & EXT2_VALID_FS) == 0))) {
- fprintf(stderr,
- _("Please run 'e2fsck -f %s' first.\n\n"),
- device_name);
- exit(1);
- }
+ bigalloc_check(fs, force);
printf(_("Resizing the filesystem on "
"%s to %llu (%dk) blocks.\n"),
device_name, new_size, fs->blocksize / 1024);
_("Please run 'e2fsck -fy %s' to fix the filesystem\n"
"after the aborted resize operation.\n"),
device_name);
- ext2fs_close(fs);
+ ext2fs_close_free(&fs);
exit(1);
}
printf(_("The filesystem on %s is now %llu blocks long.\n\n"),