2006-12-07 04:37:20

by Andrew Morton

[permalink] [raw]
Subject: [patch 192/354] ext3: uninline large functions

From: Andrew Morton <[email protected]>

Saves nearly 4kbytes on x86.

Cc: Arnaldo Carvalho de Melo <[email protected]>
Cc: <[email protected]>
Signed-off-by: Andrew Morton <[email protected]>
---

fs/ext3/Makefile | 2
fs/ext3/ext3_jbd.c | 59 ++++++++++++++++++++++++++++
include/linux/ext3_jbd.h | 76 ++++++++-----------------------------
3 files changed, 77 insertions(+), 60 deletions(-)

diff -puN fs/ext3/Makefile~ext3-uninline-large-functions fs/ext3/Makefile
--- a/fs/ext3/Makefile~ext3-uninline-large-functions
+++ a/fs/ext3/Makefile
@@ -5,7 +5,7 @@
obj-$(CONFIG_EXT3_FS) += ext3.o

ext3-y := balloc.o bitmap.o dir.o file.o fsync.o ialloc.o inode.o \
- ioctl.o namei.o super.o symlink.o hash.o resize.o
+ ioctl.o namei.o super.o symlink.o hash.o resize.o ext3_jbd.o

ext3-$(CONFIG_EXT3_FS_XATTR) += xattr.o xattr_user.o xattr_trusted.o
ext3-$(CONFIG_EXT3_FS_POSIX_ACL) += acl.o
diff -puN /dev/null fs/ext3/ext3_jbd.c
--- /dev/null
+++ a/fs/ext3/ext3_jbd.c
@@ -0,0 +1,59 @@
+/*
+ * Interface between ext3 and JBD
+ */
+
+#include <linux/ext3_jbd.h>
+
+int __ext3_journal_get_undo_access(const char *where, handle_t *handle,
+ struct buffer_head *bh)
+{
+ int err = journal_get_undo_access(handle, bh);
+ if (err)
+ ext3_journal_abort_handle(where, __FUNCTION__, bh, handle,err);
+ return err;
+}
+
+int __ext3_journal_get_write_access(const char *where, handle_t *handle,
+ struct buffer_head *bh)
+{
+ int err = journal_get_write_access(handle, bh);
+ if (err)
+ ext3_journal_abort_handle(where, __FUNCTION__, bh, handle,err);
+ return err;
+}
+
+int __ext3_journal_forget(const char *where, handle_t *handle,
+ struct buffer_head *bh)
+{
+ int err = journal_forget(handle, bh);
+ if (err)
+ ext3_journal_abort_handle(where, __FUNCTION__, bh, handle,err);
+ return err;
+}
+
+int __ext3_journal_revoke(const char *where, handle_t *handle,
+ unsigned long blocknr, struct buffer_head *bh)
+{
+ int err = journal_revoke(handle, blocknr, bh);
+ if (err)
+ ext3_journal_abort_handle(where, __FUNCTION__, bh, handle,err);
+ return err;
+}
+
+int __ext3_journal_get_create_access(const char *where,
+ handle_t *handle, struct buffer_head *bh)
+{
+ int err = journal_get_create_access(handle, bh);
+ if (err)
+ ext3_journal_abort_handle(where, __FUNCTION__, bh, handle,err);
+ return err;
+}
+
+int __ext3_journal_dirty_metadata(const char *where,
+ handle_t *handle, struct buffer_head *bh)
+{
+ int err = journal_dirty_metadata(handle, bh);
+ if (err)
+ ext3_journal_abort_handle(where, __FUNCTION__, bh, handle,err);
+ return err;
+}
diff -puN include/linux/ext3_jbd.h~ext3-uninline-large-functions include/linux/ext3_jbd.h
--- a/include/linux/ext3_jbd.h~ext3-uninline-large-functions
+++ a/include/linux/ext3_jbd.h
@@ -109,74 +109,32 @@ int ext3_mark_inode_dirty(handle_t *hand
* been done yet.
*/

-void ext3_journal_abort_handle(const char *caller, const char *err_fn,
- struct buffer_head *bh, handle_t *handle, int err);
-
-static inline int
-__ext3_journal_get_undo_access(const char *where, handle_t *handle,
- struct buffer_head *bh)
+static inline void ext3_journal_release_buffer(handle_t *handle,
+ struct buffer_head *bh)
{
- int err = journal_get_undo_access(handle, bh);
- if (err)
- ext3_journal_abort_handle(where, __FUNCTION__, bh, handle,err);
- return err;
+ journal_release_buffer(handle, bh);
}

-static inline int
-__ext3_journal_get_write_access(const char *where, handle_t *handle,
- struct buffer_head *bh)
-{
- int err = journal_get_write_access(handle, bh);
- if (err)
- ext3_journal_abort_handle(where, __FUNCTION__, bh, handle,err);
- return err;
-}
+void ext3_journal_abort_handle(const char *caller, const char *err_fn,
+ struct buffer_head *bh, handle_t *handle, int err);

-static inline void
-ext3_journal_release_buffer(handle_t *handle, struct buffer_head *bh)
-{
- journal_release_buffer(handle, bh);
-}
+int __ext3_journal_get_undo_access(const char *where, handle_t *handle,
+ struct buffer_head *bh);

-static inline int
-__ext3_journal_forget(const char *where, handle_t *handle, struct buffer_head *bh)
-{
- int err = journal_forget(handle, bh);
- if (err)
- ext3_journal_abort_handle(where, __FUNCTION__, bh, handle,err);
- return err;
-}
+int __ext3_journal_get_write_access(const char *where, handle_t *handle,
+ struct buffer_head *bh);

-static inline int
-__ext3_journal_revoke(const char *where, handle_t *handle,
- unsigned long blocknr, struct buffer_head *bh)
-{
- int err = journal_revoke(handle, blocknr, bh);
- if (err)
- ext3_journal_abort_handle(where, __FUNCTION__, bh, handle,err);
- return err;
-}
+int __ext3_journal_forget(const char *where, handle_t *handle,
+ struct buffer_head *bh);

-static inline int
-__ext3_journal_get_create_access(const char *where,
- handle_t *handle, struct buffer_head *bh)
-{
- int err = journal_get_create_access(handle, bh);
- if (err)
- ext3_journal_abort_handle(where, __FUNCTION__, bh, handle,err);
- return err;
-}
+int __ext3_journal_revoke(const char *where, handle_t *handle,
+ unsigned long blocknr, struct buffer_head *bh);

-static inline int
-__ext3_journal_dirty_metadata(const char *where,
- handle_t *handle, struct buffer_head *bh)
-{
- int err = journal_dirty_metadata(handle, bh);
- if (err)
- ext3_journal_abort_handle(where, __FUNCTION__, bh, handle,err);
- return err;
-}
+int __ext3_journal_get_create_access(const char *where,
+ handle_t *handle, struct buffer_head *bh);

+int __ext3_journal_dirty_metadata(const char *where,
+ handle_t *handle, struct buffer_head *bh);

#define ext3_journal_get_undo_access(handle, bh) \
__ext3_journal_get_undo_access(__FUNCTION__, (handle), (bh))
_