summaryrefslogtreecommitdiff
path: root/fs
diff options
context:
space:
mode:
authorTheodore Ts'o <tytso@mit.edu>2009-12-09 21:09:58 -0500
committerTheodore Ts'o <tytso@mit.edu>2009-12-09 21:09:58 -0500
commita214238d3bb03723f820b0a398928d8e1637c987 (patch)
treed4ca39dc2701279f815a7b4f4b47b1ac339ed35e /fs
parent3b799d15f2622c44bae93961892d90ab012ea2be (diff)
ext4: Do not override ext2 or ext3 if built they are built as modules
The CONFIG_EXT4_USE_FOR_EXT23 option must not try to take over the ext2 or ext3 file systems if the those file system drivers are configured to be built as mdoules. Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
Diffstat (limited to 'fs')
-rw-r--r--fs/ext4/Kconfig2
-rw-r--r--fs/ext4/super.c4
2 files changed, 3 insertions, 3 deletions
diff --git a/fs/ext4/Kconfig b/fs/ext4/Kconfig
index a6b4e93833d..9acf7e80813 100644
--- a/fs/ext4/Kconfig
+++ b/fs/ext4/Kconfig
@@ -28,7 +28,7 @@ config EXT4_FS
config EXT4_USE_FOR_EXT23
bool "Use ext4 for ext2/ext3 file systems"
- depends on !EXT3_FS || !EXT2_FS
+ depends on EXT3_FS=n || EXT2_FS=n
default y
help
Allow the ext4 file system driver code to be used for ext2 or
diff --git a/fs/ext4/super.c b/fs/ext4/super.c
index 2b13dcfcf77..8b58a144c31 100644
--- a/fs/ext4/super.c
+++ b/fs/ext4/super.c
@@ -3964,7 +3964,7 @@ static int ext4_get_sb(struct file_system_type *fs_type, int flags,
return get_sb_bdev(fs_type, flags, dev_name, data, ext4_fill_super,mnt);
}
-#if !defined(CONTIG_EXT2_FS) && defined(CONFIG_EXT4_USE_FOR_EXT23)
+#if !defined(CONTIG_EXT2_FS) && !defined(CONFIG_EXT2_FS_MODULE) && defined(CONFIG_EXT4_USE_FOR_EXT23)
static struct file_system_type ext2_fs_type = {
.owner = THIS_MODULE,
.name = "ext2",
@@ -3990,7 +3990,7 @@ static inline void register_as_ext2(void) { }
static inline void unregister_as_ext2(void) { }
#endif
-#if !defined(CONTIG_EXT3_FS) && defined(CONFIG_EXT4_USE_FOR_EXT23)
+#if !defined(CONTIG_EXT3_FS) && !defined(CONFIG_EXT3_FS_MODULE) && defined(CONFIG_EXT4_USE_FOR_EXT23)
static struct file_system_type ext3_fs_type = {
.owner = THIS_MODULE,
.name = "ext3",