resize2fs: If resize2fs fails, tell the user to run e2fsck

If the resize operation fails in the middle of the operation, mark the
filesystem as needing to be checked, and tell the user that they
should run e2fsck -fy on the device.

Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>

diff --git a/resize/main.c b/resize/main.c
index 2dae161..c6cbb5e 100644 (file)
--- a/resize/main.c
+++ b/resize/main.c
@@ -445,7 +445,8 @@ int main (int argc, char ** argv)
                                device_name);
                        exit(1);
                }
-       printf("Resizing the filesystem on %s to %u (%dk) blocks.\n",
+               printf(_("Resizing the filesystem on "
+                        "%s to %u (%dk) blocks.\n"),
                       device_name, new_size, fs->blocksize / 1024);
                retval = resize_fs(fs, &new_size, flags,
                                   ((flags & RESIZE_PERCENT_COMPLETE) ?
@@ -455,7 +456,11 @@ int main (int argc, char ** argv)
        if (retval) {
                com_err(program_name, retval, _("while trying to resize %s"),
                        device_name);
-               ext2fs_close (fs);
+               fprintf(stderr,
+                       _("Please run 'e2fsck -fy %s' to fix the filesystem\n"
+                         "after the aborted resize operation.\n"),
+                       device_name);
+               ext2fs_close(fs);
                exit(1);
        }
        printf(_("The filesystem on %s is now %u blocks long.\n\n"),

diff --git a/resize/resize2fs.c b/resize/resize2fs.c
index d907c9c..c0b00b6 100644 (file)
--- a/resize/resize2fs.c
+++ b/resize/resize2fs.c
@@ -84,6 +84,10 @@ errcode_t resize_fs(ext2_filsys fs, blk_t *new_size, int flags,
        if (retval)
                return retval;
 
+       fs->super->s_state |= EXT2_ERROR_FS;
+       ext2fs_mark_super_dirty(fs);
+       ext2fs_flush(fs);
+
        /*
         * Create the data structure
         */
@@ -153,6 +157,7 @@ errcode_t resize_fs(ext2_filsys fs, blk_t *new_size, int flags,
        if (retval)
                goto errout;
 
+       rfs->new_fs->super->s_state &= ~EXT2_ERROR_FS;
        rfs->new_fs->flags &= ~EXT2_FLAG_MASTER_SB_ONLY;
        retval = ext2fs_close(rfs->new_fs);
        if (retval)