[UPDATE][16/21]e2fsprogs enlarge file size and filesystem size

From: sho
Date: Tue Apr 25 2006 - 21:50:44 EST

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Summary of this patch:
[16/21] enlarge file size and filesystem size
- Add new option "-O large_block" in mke2fs.

- With this option, the maximum size of a file is (blocksize)
* (2^32-1) bytes, and of a filesystem is (pagesize) *
(2^32-1).

Signed-off-by: Takashi Sato sho@xxxxxxxxxxxxxx
---
diff -upNr e2fsprogs-1.39/debugfs/debugfs.8.in e2fsprogs-1.39.tmp/debugfs/debugfs.8.in
--- e2fsprogs-1.39/debugfs/debugfs.8.in 2006-03-19 09:53:51.000000000 +0900
+++ e2fsprogs-1.39.tmp/debugfs/debugfs.8.in 2006-04-21 14:41:04.000000000 +0900
@@ -319,6 +319,8 @@ flag will list deleted entries in the di
.I modify_inode filespec
Modify the contents of the inode structure in the inode
.IR filespec .
+On filesystems with large_block feature, the field 'Block count' should be input
+in filesystem block units.
.TP
.I mkdir filespec
Make a directory.
@@ -402,6 +404,8 @@ has value
The list of valid inode fields which can be set via this command
can be displayed by using the command:
.B set_inode_field -l
+On filesystems with large_block feature, the field 'blocks' should be input in
+filesystem block units.
.TP
.I set_super_value field value
Set the superblock field
diff -upNr e2fsprogs-1.39/debugfs/debugfs.c e2fsprogs-1.39.tmp/debugfs/debugfs.c
--- e2fsprogs-1.39/debugfs/debugfs.c 2006-04-21 14:40:37.000000000 +0900
+++ e2fsprogs-1.39.tmp/debugfs/debugfs.c 2006-04-21 14:41:04.000000000 +0900
@@ -846,7 +846,10 @@ void do_modify_inode(int argc, char *arg
modify_u32(argv[0], "Access time", decimal_format, &inode.i_atime);
modify_u32(argv[0], "Deletion time", decimal_format, &inode.i_dtime);
modify_u16(argv[0], "Link count", decimal_format, &inode.i_links_count);
- modify_u32(argv[0], "Block count", unsignedlong_format, &inode.i_blocks);
+ if (current_fs->super->s_feature_incompat & EXT2_FEATURE_INCOMPAT_LARGE_BLOCK)
+ modify_u32(argv[0], "Block count (fsblocks)", unsignedlong_format, &inode.i_blocks);
+ else
+ modify_u32(argv[0], "Block count", unsignedlong_format, &inode.i_blocks);
modify_u32(argv[0], "File flags", hex_format, &inode.i_flags);
modify_u32(argv[0], "Generation", hex_format, &inode.i_generation);
#if 0
diff -upNr e2fsprogs-1.39/debugfs/set_fields.c e2fsprogs-1.39.tmp/debugfs/set_fields.c
--- e2fsprogs-1.39/debugfs/set_fields.c 2006-03-20 10:31:06.000000000 +0900
+++ e2fsprogs-1.39.tmp/debugfs/set_fields.c 2006-04-21 14:41:04.000000000 +0900
@@ -384,6 +384,9 @@ static void print_possible_fields(struct
else if (ss->func == parse_bmap)
type = "set physical->logical block map";
strcpy(name, ss->name);
+ if ((current_fs->super->s_feature_incompat & EXT2_FEATURE_INCOMPAT_LARGE_BLOCK) &&
+ (fields == inode_fields) && (!strcmp(name, "blocks")))
+ strcat(name, " (fsblocks)");
if (ss->flags & FLAG_ARRAY) {
if (ss->max_idx > 0)
sprintf(idx, "[%d]", ss->max_idx);
diff -upNr e2fsprogs-1.39/e2fsck/emptydir.c e2fsprogs-1.39.tmp/e2fsck/emptydir.c
--- e2fsprogs-1.39/e2fsck/emptydir.c 2006-03-19 11:34:00.000000000 +0900
+++ e2fsprogs-1.39.tmp/e2fsck/emptydir.c 2006-04-21 14:41:04.000000000 +0900
@@ -169,7 +169,7 @@ static int fix_directory(ext2_filsys fs,
if (edi->freed_blocks) {
edi->inode.i_size -= edi->freed_blocks * fs->blocksize;
edi->inode.i_blocks -= edi->freed_blocks *
- (fs->blocksize / 512);
+ (fs->blocksize / i_blocks_base(fs));
(void) ext2fs_write_inode(fs, db->ino, &edi->inode);
}
return 0;
diff -upNr e2fsprogs-1.39/e2fsck/pass1.c e2fsprogs-1.39.tmp/e2fsck/pass1.c
--- e2fsprogs-1.39/e2fsck/pass1.c 2006-04-21 14:40:37.000000000 +0900
+++ e2fsprogs-1.39.tmp/e2fsck/pass1.c 2006-04-21 14:41:04.000000000 +0900
@@ -177,7 +177,7 @@ int e2fsck_pass1_check_symlink(ext2_fils
blocks = ext2fs_inode_data_blocks(fs, inode);
if (blocks) {
if ((inode->i_size >= fs->blocksize) ||
- (blocks != fs->blocksize >> 9) ||
+ (blocks != fs->blocksize / i_blocks_base(fs)) ||
(inode->i_block[0] < fs->super->s_first_data_block) ||
(inode->i_block[0] >= fs->super->s_blocks_count))
return 0;
@@ -1470,7 +1470,7 @@ static void check_blocks(e2fsck_t ctx, s
}
}

- pb.num_blocks *= (fs->blocksize / 512);
+ pb.num_blocks *= (fs->blocksize / i_blocks_base(fs));
#if 0
printf("inode %u, i_size = %lu, last_block = %lld, i_blocks=%lu, num_blocks = %lu\n",
ino, inode->i_size, pb.last_block, inode->i_blocks,
@@ -1658,8 +1658,9 @@ static int process_block(ext2_filsys fs,

if (p->is_dir && blockcnt > (1 << (21 - fs->super->s_log_block_size)))
problem = PR_1_TOOBIG_DIR;
- if (p->is_reg && p->num_blocks+1 >= p->max_blocks)
- problem = PR_1_TOOBIG_REG;
+ if (!(fs->super->s_feature_incompat & EXT2_FEATURE_INCOMPAT_LARGE_BLOCK))
+ if (p->is_reg && p->num_blocks+1 >= p->max_blocks)
+ problem = PR_1_TOOBIG_REG;
if (!p->is_dir && !p->is_reg && blockcnt > 0)
problem = PR_1_TOOBIG_SYMLINK;

diff -upNr e2fsprogs-1.39/e2fsck/pass2.c e2fsprogs-1.39.tmp/e2fsck/pass2.c
--- e2fsprogs-1.39/e2fsck/pass2.c 2006-04-21 14:40:37.000000000 +0900
+++ e2fsprogs-1.39.tmp/e2fsck/pass2.c 2006-04-21 14:41:04.000000000 +0900
@@ -1200,7 +1200,7 @@ extern int e2fsck_process_bad_inode(e2fs
*/
if (LINUX_S_ISLNK(inode.i_mode) &&
(fs->flags & EXT2_FLAG_SWAP_BYTES) &&
- (inode.i_blocks == fs->blocksize >> 9))
+ (inode.i_blocks == fs->blocksize / i_blocks_base(fs)))
inode.i_block[0] = ext2fs_swab32(inode.i_block[0]);
#endif
inode_modified++;
@@ -1375,7 +1375,7 @@ static int allocate_dir_block(e2fsck_t c
* Update the inode block count
*/
e2fsck_read_inode(ctx, db->ino, &inode, "allocate_dir_block");
- inode.i_blocks += fs->blocksize / 512;
+ inode.i_blocks += fs->blocksize / i_blocks_base(fs);
if (inode.i_size < (db->blockcnt+1) * fs->blocksize)
inode.i_size = (db->blockcnt+1) * fs->blocksize;
e2fsck_write_inode(ctx, db->ino, &inode, "allocate_dir_block");
diff -upNr e2fsprogs-1.39/e2fsck/pass3.c e2fsprogs-1.39.tmp/e2fsck/pass3.c
--- e2fsprogs-1.39/e2fsck/pass3.c 2006-04-21 14:40:37.000000000 +0900
+++ e2fsprogs-1.39.tmp/e2fsck/pass3.c 2006-04-21 14:41:04.000000000 +0900
@@ -224,7 +224,7 @@ static void check_root(e2fsck_t ctx)
inode.i_size = fs->blocksize;
inode.i_atime = inode.i_ctime = inode.i_mtime = ctx->now;
inode.i_links_count = 2;
- inode.i_blocks = fs->blocksize / 512;
+ inode.i_blocks = fs->blocksize / i_blocks_base(fs);
inode.i_block[0] = blk;

/*
@@ -472,7 +472,7 @@ ext2_ino_t e2fsck_get_lost_and_found(e2f
inode.i_size = fs->blocksize;
inode.i_atime = inode.i_ctime = inode.i_mtime = ctx->now;
inode.i_links_count = 2;
- inode.i_blocks = fs->blocksize / 512;
+ inode.i_blocks = fs->blocksize / i_blocks_base(fs);
inode.i_block[0] = blk;

/*
@@ -795,7 +795,7 @@ errcode_t e2fsck_expand_directory(e2fsck
return retval;

inode.i_size = (es.last_block + 1) * fs->blocksize;
- inode.i_blocks += (fs->blocksize / 512) * es.newblocks;
+ inode.i_blocks += (fs->blocksize / i_blocks_base(fs)) * es.newblocks;

e2fsck_write_inode(ctx, dir, &inode, "expand_directory");

diff -upNr e2fsprogs-1.39/e2fsck/rehash.c e2fsprogs-1.39.tmp/e2fsck/rehash.c
--- e2fsprogs-1.39/e2fsck/rehash.c 2006-04-21 14:40:37.000000000 +0900
+++ e2fsprogs-1.39.tmp/e2fsck/rehash.c 2006-04-21 14:41:04.000000000 +0900
@@ -648,7 +648,7 @@ static errcode_t write_directory(e2fsck_
else
inode.i_flags |= EXT2_INDEX_FL;
inode.i_size = outdir->num * fs->blocksize;
- inode.i_blocks -= (fs->blocksize / 512) * wd.cleared;
+ inode.i_blocks -= (fs->blocksize / i_blocks_base(fs)) * wd.cleared;
e2fsck_write_inode(ctx, ino, &inode, "rehash_dir");

return 0;
diff -upNr e2fsprogs-1.39/e2fsck/super.c e2fsprogs-1.39.tmp/e2fsck/super.c
--- e2fsprogs-1.39/e2fsck/super.c 2006-04-21 14:40:37.000000000 +0900
+++ e2fsprogs-1.39.tmp/e2fsck/super.c 2006-04-21 14:41:04.000000000 +0900
@@ -209,7 +209,7 @@ static int release_inode_blocks(e2fsck_t

if (pb.truncated_blocks)
inode->i_blocks -= pb.truncated_blocks *
- (fs->blocksize / 512);
+ (fs->blocksize / i_blocks_base(fs));

if (inode->i_file_acl) {
retval = ext2fs_adjust_ea_refcount(fs, inode->i_file_acl,
diff -upNr e2fsprogs-1.39/lib/e2p/feature.c e2fsprogs-1.39.tmp/lib/e2p/feature.c
--- e2fsprogs-1.39/lib/e2p/feature.c 2006-03-24 01:01:41.000000000 +0900
+++ e2fsprogs-1.39.tmp/lib/e2p/feature.c 2006-04-21 14:41:04.000000000 +0900
@@ -51,6 +51,8 @@ static struct feature feature_list[] = {
"extents" },
{ E2P_FEATURE_INCOMPAT, EXT2_FEATURE_INCOMPAT_META_BG,
"meta_bg" },
+ { E2P_FEATURE_INCOMPAT, EXT2_FEATURE_INCOMPAT_LARGE_BLOCK,
+ "large_block"},
{ 0, 0, 0 },
};

diff -upNr e2fsprogs-1.39/lib/ext2fs/bb_inode.c e2fsprogs-1.39.tmp/lib/ext2fs/bb_inode.c
--- e2fsprogs-1.39/lib/ext2fs/bb_inode.c 2006-04-21 14:40:37.000000000 +0900
+++ e2fsprogs-1.39.tmp/lib/ext2fs/bb_inode.c 2006-04-21 14:41:04.000000000 +0900
@@ -127,7 +127,7 @@ errcode_t ext2fs_update_bb_inode(ext2_fi
inode.i_atime = inode.i_mtime = fs->now ? fs->now : time(0);
if (!inode.i_ctime)
inode.i_ctime = fs->now ? fs->now : time(0);
- inode.i_blocks = rec.bad_block_count * (fs->blocksize / 512);
+ inode.i_blocks = rec.bad_block_count * (fs->blocksize / i_blocks_base(fs));
inode.i_size = rec.bad_block_count * fs->blocksize;

retval = ext2fs_write_inode(fs, EXT2_BAD_INO, &inode);
diff -upNr e2fsprogs-1.39/lib/ext2fs/bitops.h e2fsprogs-1.39.tmp/lib/ext2fs/bitops.h
--- e2fsprogs-1.39/lib/ext2fs/bitops.h 2006-04-21 14:40:37.000000000 +0900
+++ e2fsprogs-1.39.tmp/lib/ext2fs/bitops.h 2006-04-21 14:41:04.000000000 +0900
@@ -145,6 +145,7 @@ extern int ext2fs_unmark_generic_bitmap_
* functions at all; they will be included as normal functions in
* inline.c
*/
+
#ifdef NO_INLINE_FUNCS
#if (defined(__GNUC__) && (defined(__i386__) || defined(__i486__) || \
defined(__i586__) || defined(__mc68000__)))
@@ -165,6 +166,8 @@ extern int ext2fs_unmark_generic_bitmap_
#endif
#endif

+
+
/*
* Fast bit set/clear functions that doesn't need to return the
* previous bit value.
diff -upNr e2fsprogs-1.39/lib/ext2fs/bmap.c e2fsprogs-1.39.tmp/lib/ext2fs/bmap.c
--- e2fsprogs-1.39/lib/ext2fs/bmap.c 2005-09-06 18:40:14.000000000 +0900
+++ e2fsprogs-1.39.tmp/lib/ext2fs/bmap.c 2006-04-21 14:41:04.000000000 +0900
@@ -260,7 +260,7 @@ done:
if (buf)
ext2fs_free_mem(&buf);
if ((retval == 0) && (blocks_alloc || inode_dirty)) {
- inode->i_blocks += (blocks_alloc * fs->blocksize) / 512;
+ inode->i_blocks += (blocks_alloc * fs->blocksize) / i_blocks_base(fs);
retval = ext2fs_write_inode(fs, ino, inode);
}
return retval;
diff -upNr e2fsprogs-1.39/lib/ext2fs/expanddir.c e2fsprogs-1.39.tmp/lib/ext2fs/expanddir.c
--- e2fsprogs-1.39/lib/ext2fs/expanddir.c 2005-09-06 18:40:14.000000000 +0900
+++ e2fsprogs-1.39.tmp/lib/ext2fs/expanddir.c 2006-04-21 14:41:04.000000000 +0900
@@ -116,7 +116,7 @@ errcode_t ext2fs_expand_dir(ext2_filsys
return retval;

inode.i_size += fs->blocksize;
- inode.i_blocks += (fs->blocksize / 512) * es.newblocks;
+ inode.i_blocks += (fs->blocksize / i_blocks_base(fs)) * es.newblocks;

retval = ext2fs_write_inode(fs, dir, &inode);
if (retval)
diff -upNr e2fsprogs-1.39/lib/ext2fs/ext2_fs.h e2fsprogs-1.39.tmp/lib/ext2fs/ext2_fs.h
--- e2fsprogs-1.39/lib/ext2fs/ext2_fs.h 2006-03-20 10:31:06.000000000 +0900
+++ e2fsprogs-1.39.tmp/lib/ext2fs/ext2_fs.h 2006-04-21 14:41:04.000000000 +0900
@@ -579,7 +579,7 @@ struct ext2_super_block {
#define EXT3_FEATURE_INCOMPAT_JOURNAL_DEV 0x0008 /* Journal device */
#define EXT2_FEATURE_INCOMPAT_META_BG 0x0010
#define EXT3_FEATURE_INCOMPAT_EXTENTS 0x0040
-
+#define EXT2_FEATURE_INCOMPAT_LARGE_BLOCK 0x0080

#define EXT2_FEATURE_COMPAT_SUPP 0
#define EXT2_FEATURE_INCOMPAT_SUPP (EXT2_FEATURE_INCOMPAT_FILETYPE)
diff -upNr e2fsprogs-1.39/lib/ext2fs/ext2fs.h e2fsprogs-1.39.tmp/lib/ext2fs/ext2fs.h
--- e2fsprogs-1.39/lib/ext2fs/ext2fs.h 2006-04-21 14:40:37.000000000 +0900
+++ e2fsprogs-1.39.tmp/lib/ext2fs/ext2fs.h 2006-04-21 14:41:04.000000000 +0900
@@ -457,6 +457,7 @@ typedef struct ext2_icount *ext2_icount_
#define EXT2_LIB_FEATURE_INCOMPAT_SUPP (EXT2_FEATURE_INCOMPAT_FILETYPE|\
EXT3_FEATURE_INCOMPAT_JOURNAL_DEV|\
EXT2_FEATURE_INCOMPAT_META_BG|\
+ EXT2_FEATURE_INCOMPAT_LARGE_BLOCK|\
EXT3_FEATURE_INCOMPAT_RECOVER)
#endif
#define EXT2_LIB_FEATURE_RO_COMPAT_SUPP (EXT2_FEATURE_RO_COMPAT_SPARSE_SUPER|\
@@ -1141,11 +1142,23 @@ _INLINE_ int ext2fs_group_of_ino(ext2_fi
return (ino - 1) / fs->super->s_inodes_per_group;
}

+/*
+ * `-O large_block' option support
+ * TODO: rework this function as a variable
+ */
+_INLINE_ int i_blocks_base(ext2_filsys fs)
+{
+ if (fs->super->s_feature_incompat & EXT2_FEATURE_INCOMPAT_LARGE_BLOCK)
+ return fs->blocksize;
+
+ return 512;
+}
+
_INLINE_ blk_t ext2fs_inode_data_blocks(ext2_filsys fs,
struct ext2_inode *inode)
{
return inode->i_blocks -
- (inode->i_file_acl ? fs->blocksize >> 9 : 0);
+ (inode->i_file_acl ? fs->blocksize / i_blocks_base(fs) : 0);
}
#undef _INLINE_
#endif
diff -upNr e2fsprogs-1.39/lib/ext2fs/mkdir.c e2fsprogs-1.39.tmp/lib/ext2fs/mkdir.c
--- e2fsprogs-1.39/lib/ext2fs/mkdir.c 2005-09-25 09:06:42.000000000 +0900
+++ e2fsprogs-1.39.tmp/lib/ext2fs/mkdir.c 2006-04-21 14:41:04.000000000 +0900
@@ -82,7 +82,7 @@ errcode_t ext2fs_mkdir(ext2_filsys fs, e
memset(&inode, 0, sizeof(struct ext2_inode));
inode.i_mode = LINUX_S_IFDIR | (0777 & ~fs->umask);
inode.i_uid = inode.i_gid = 0;
- inode.i_blocks = fs->blocksize / 512;
+ inode.i_blocks = fs->blocksize / i_blocks_base(fs);
inode.i_block[0] = blk;
inode.i_links_count = 2;
inode.i_ctime = inode.i_atime = inode.i_mtime = fs->now ? fs->now : time(NULL);
diff -upNr e2fsprogs-1.39/lib/ext2fs/mkjournal.c e2fsprogs-1.39.tmp/lib/ext2fs/mkjournal.c
--- e2fsprogs-1.39/lib/ext2fs/mkjournal.c 2006-04-05 08:12:30.000000000 +0900
+++ e2fsprogs-1.39.tmp/lib/ext2fs/mkjournal.c 2006-04-21 14:41:04.000000000 +0900
@@ -228,7 +228,7 @@ static errcode_t write_journal_inode(ext
goto errout;

inode.i_size += fs->blocksize * size;
- inode.i_blocks += (fs->blocksize / 512) * es.newblocks;
+ inode.i_blocks += (fs->blocksize / i_blocks_base(fs)) * es.newblocks;
inode.i_mtime = inode.i_ctime = fs->now ? fs->now : time(0);
inode.i_links_count = 1;
inode.i_mode = LINUX_S_IFREG | 0600;
diff -upNr e2fsprogs-1.39/lib/ext2fs/read_bb.c e2fsprogs-1.39.tmp/lib/ext2fs/read_bb.c
--- e2fsprogs-1.39/lib/ext2fs/read_bb.c 2005-09-06 18:40:14.000000000 +0900
+++ e2fsprogs-1.39.tmp/lib/ext2fs/read_bb.c 2006-04-21 14:41:04.000000000 +0900
@@ -76,7 +76,7 @@ errcode_t ext2fs_read_bb_inode(ext2_fils
return retval;
if (inode.i_blocks < 500)
numblocks = (inode.i_blocks /
- (fs->blocksize / 512)) + 20;
+ (fs->blocksize / i_blocks_base(fs))) + 20;
else
numblocks = 500;
retval = ext2fs_badblocks_list_create(bb_list, numblocks);
diff -upNr e2fsprogs-1.39/lib/ext2fs/res_gdt.c e2fsprogs-1.39.tmp/lib/ext2fs/res_gdt.c
--- e2fsprogs-1.39/lib/ext2fs/res_gdt.c 2005-12-11 01:44:25.000000000 +0900
+++ e2fsprogs-1.39.tmp/lib/ext2fs/res_gdt.c 2006-04-21 14:41:04.000000000 +0900
@@ -84,7 +84,7 @@ errcode_t ext2fs_create_resize_inode(ext

/* Maximum possible file size (we donly use the dindirect blocks) */
apb = EXT2_ADDR_PER_BLOCK(sb);
- rsv_add = fs->blocksize / 512;
+ rsv_add = fs->blocksize / i_blocks_base(fs);
if ((dindir_blk = inode.i_block[EXT2_DIND_BLOCK])) {
#ifdef RES_GDT_DEBUG
printf("reading GDT dindir %u\n", dindir_blk);
diff -upNr e2fsprogs-1.39/misc/mke2fs.8.in e2fsprogs-1.39.tmp/misc/mke2fs.8.in
--- e2fsprogs-1.39/misc/mke2fs.8.in 2006-03-27 15:16:49.000000000 +0900
+++ e2fsprogs-1.39.tmp/misc/mke2fs.8.in 2006-04-21 14:41:04.000000000 +0900
@@ -406,6 +406,12 @@ extended option.
.B sparse_super
Create a filesystem with fewer superblock backup copies
(saves space on large filesystems).
+.TP
+.B large_block
+The maximum size of a file can be (blocksize)x(232-1) bytes and the maximum
+size of a filesystem is (pagesize)x(232-1). Specifically on 32 bit platforms,
+a file size cannot exceed 4TB. With this feature enabled, users cannot make
+blocksize smaller than 4KB.
.RE
.TP
.B \-q
diff -upNr e2fsprogs-1.39/misc/mke2fs.c e2fsprogs-1.39.tmp/misc/mke2fs.c
--- e2fsprogs-1.39/misc/mke2fs.c 2006-04-21 14:40:37.000000000 +0900
+++ e2fsprogs-1.39.tmp/misc/mke2fs.c 2006-04-21 14:41:04.000000000 +0900
@@ -817,7 +817,8 @@ static __u32 ok_features[3] = {
EXT2_FEATURE_COMPAT_DIR_INDEX, /* Compat */
EXT2_FEATURE_INCOMPAT_FILETYPE| /* Incompat */
EXT3_FEATURE_INCOMPAT_JOURNAL_DEV|
- EXT2_FEATURE_INCOMPAT_META_BG,
+ EXT2_FEATURE_INCOMPAT_META_BG |
+ EXT2_FEATURE_INCOMPAT_LARGE_BLOCK,
EXT2_FEATURE_RO_COMPAT_SPARSE_SUPER /* R/O compat */
};

@@ -1336,6 +1337,16 @@ static void PRS(int argc, char *argv[])
int_log2(blocksize >> EXT2_MIN_BLOCK_LOG_SIZE);

blocksize = EXT2_BLOCK_SIZE(&fs_param);
+
+ /* We should have checked it earlier if we cared about the blocksize
+ * set by -b option. */
+ if ((fs_param.s_feature_incompat & EXT2_FEATURE_INCOMPAT_LARGE_BLOCK) &&
+ (blocksize < 4096)) {
+ com_err(program_name, 0,
+ _("Too small blocksize! You should specify more than "
+ "or equal to 4KB blocksize with the '-O large_block' option."));
+ exit(1);
+ }

if (extended_opts)
parse_extended_opts(&fs_param, extended_opts);
@@ -1360,7 +1371,8 @@ static void PRS(int argc, char *argv[])
}
}

- if (!force && fs_param.s_blocks_count >= (1 << 31)) {
+ if (!(fs_param.s_feature_incompat & EXT2_FEATURE_INCOMPAT_LARGE_BLOCK) &&
+ !force && fs_param.s_blocks_count >= (1 << 31)) {
com_err(program_name, 0,
_("Filesystem too large. No more than 2**31-1 blocks\n"
"\t (8TB using a blocksize of 4k) are currently supported."));
diff -upNr e2fsprogs-1.39/resize/resize2fs.c e2fsprogs-1.39.tmp/resize/resize2fs.c
--- e2fsprogs-1.39/resize/resize2fs.c 2006-04-21 14:40:37.000000000 +0900
+++ e2fsprogs-1.39.tmp/resize/resize2fs.c 2006-04-21 14:41:04.000000000 +0900
@@ -1520,7 +1520,7 @@ static errcode_t fix_resize_inode(ext2_f
retval = ext2fs_read_inode(fs, EXT2_RESIZE_INO, &inode);
if (retval) goto errout;

- inode.i_blocks = fs->blocksize/512;
+ inode.i_blocks = fs->blocksize/i_blocks_base(fs);

retval = ext2fs_write_inode(fs, EXT2_RESIZE_INO, &inode);
if (retval) goto errout;
-
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