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authorTheodore Ts'o <tytso@mit.edu>2008-11-04 18:46:03 -0500
committerTheodore Ts'o <tytso@mit.edu>2008-11-04 18:46:03 -0500
commitcde6436004ad9cd8cab5a874b6fa8b01f1da91bf (patch)
tree55cae59d0ac6e26297524e599ff915a1675082ed
parent30773840c19cea60dcef39545960d541b1ac1cf8 (diff)
downloadop-kernel-dev-cde6436004ad9cd8cab5a874b6fa8b01f1da91bf.zip
op-kernel-dev-cde6436004ad9cd8cab5a874b6fa8b01f1da91bf.tar.gz
ext4: Remove i_ext_generation from ext4_inode_info structure
The i_ext_generation was incremented, but never used. Remove it to slim down the ext4_inode_info structure. Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
-rw-r--r--fs/ext4/ext4_extents.h5
-rw-r--r--fs/ext4/ext4_i.h1
-rw-r--r--fs/ext4/extents.c2
3 files changed, 0 insertions, 8 deletions
diff --git a/fs/ext4/ext4_extents.h b/fs/ext4/ext4_extents.h
index bec7ce5..18cb67b 100644
--- a/fs/ext4/ext4_extents.h
+++ b/fs/ext4/ext4_extents.h
@@ -194,11 +194,6 @@ static inline unsigned short ext_depth(struct inode *inode)
return le16_to_cpu(ext_inode_hdr(inode)->eh_depth);
}
-static inline void ext4_ext_tree_changed(struct inode *inode)
-{
- EXT4_I(inode)->i_ext_generation++;
-}
-
static inline void
ext4_ext_invalidate_cache(struct inode *inode)
{
diff --git a/fs/ext4/ext4_i.h b/fs/ext4/ext4_i.h
index 5c124c0..acc0b72 100644
--- a/fs/ext4/ext4_i.h
+++ b/fs/ext4/ext4_i.h
@@ -117,7 +117,6 @@ struct ext4_inode_info {
struct inode vfs_inode;
struct jbd2_inode jinode;
- unsigned long i_ext_generation;
struct ext4_ext_cache i_cached_extent;
/*
* File creation time. Its function is same as that of
diff --git a/fs/ext4/extents.c b/fs/ext4/extents.c
index 743e3fe..b9e27bc 100644
--- a/fs/ext4/extents.c
+++ b/fs/ext4/extents.c
@@ -1621,7 +1621,6 @@ cleanup:
ext4_ext_drop_refs(npath);
kfree(npath);
}
- ext4_ext_tree_changed(inode);
ext4_ext_invalidate_cache(inode);
return err;
}
@@ -2232,7 +2231,6 @@ static int ext4_ext_remove_space(struct inode *inode, ext4_lblk_t start)
}
}
out:
- ext4_ext_tree_changed(inode);
ext4_ext_drop_refs(path);
kfree(path);
ext4_journal_stop(handle);
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