diff options
| author | Richard Kennedy <richard@rsk.demon.co.uk> | 2010-02-15 06:16:11 -0500 | 
|---|---|---|
| committer | Al Viro <viro@zeniv.linux.org.uk> | 2010-02-19 10:41:13 -0500 | 
| commit | 4e70af56319e56423d6eb1ce25fc321cdf8cd41d (patch) | |
| tree | 5bdc090bc52c2b341c880374574613ca12f50b6a /include/linux | |
| parent | 7fee4868be91e71a3ee8e57289ebf5e10a12297e (diff) | |
fs: inode - remove 8 bytes of padding on 64bits allowing 1 more objects/slab under slub
This removes 8 bytes of padding from struct inode on 64bit builds, and
so allows 1 more object/slab in the inode_cache when using slub.
Signed-off-by: Richard Kennedy <richard@rsk.demon.co.uk>
----
patch against 2.6.33-rc8
compiled & tested on x86_64 AMDX2
I've been running this patch for over a week with no obvious problems
regards
Richard
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'include/linux')
| -rw-r--r-- | include/linux/fs.h | 2 | 
1 files changed, 1 insertions, 1 deletions
diff --git a/include/linux/fs.h b/include/linux/fs.h index b1bcb275b596..ebb1cd5bc241 100644 --- a/include/linux/fs.h +++ b/include/linux/fs.h  | |||
| @@ -729,6 +729,7 @@ struct inode { | |||
| 729 | uid_t i_uid; | 729 | uid_t i_uid; | 
| 730 | gid_t i_gid; | 730 | gid_t i_gid; | 
| 731 | dev_t i_rdev; | 731 | dev_t i_rdev; | 
| 732 | unsigned int i_blkbits; | ||
| 732 | u64 i_version; | 733 | u64 i_version; | 
| 733 | loff_t i_size; | 734 | loff_t i_size; | 
| 734 | #ifdef __NEED_I_SIZE_ORDERED | 735 | #ifdef __NEED_I_SIZE_ORDERED | 
| @@ -738,7 +739,6 @@ struct inode { | |||
| 738 | struct timespec i_mtime; | 739 | struct timespec i_mtime; | 
| 739 | struct timespec i_ctime; | 740 | struct timespec i_ctime; | 
| 740 | blkcnt_t i_blocks; | 741 | blkcnt_t i_blocks; | 
| 741 | unsigned int i_blkbits; | ||
| 742 | unsigned short i_bytes; | 742 | unsigned short i_bytes; | 
| 743 | umode_t i_mode; | 743 | umode_t i_mode; | 
| 744 | spinlock_t i_lock; /* i_blocks, i_bytes, maybe i_size */ | 744 | spinlock_t i_lock; /* i_blocks, i_bytes, maybe i_size */ | 
