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fs: inode - remove 8 bytes of padding on 64bits allowing 1 more objects/slab under slub

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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>
This commit is contained in:
Richard Kennedy 2010-02-15 11:16:11 +00:00 • committed by Al Viro
parent 7fee4868be
commit 4e70af5631
1 changed files with 1 additions and 1 deletions
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2
include/linux/fs.h
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@ -729,6 +729,7 @@ struct inode {
uid_t i_uid; uid_t i_uid;
gid_t i_gid; gid_t i_gid;
dev_t i_rdev; dev_t i_rdev;
unsigned int i_blkbits;
u64 i_version; u64 i_version;
loff_t i_size; loff_t i_size;
#ifdef __NEED_I_SIZE_ORDERED #ifdef __NEED_I_SIZE_ORDERED
@ -738,7 +739,6 @@ struct inode {
struct timespec i_mtime; struct timespec i_mtime;
struct timespec i_ctime; struct timespec i_ctime;
blkcnt_t i_blocks; blkcnt_t i_blocks;
unsigned int i_blkbits;
unsigned short i_bytes; unsigned short i_bytes;
umode_t i_mode; umode_t i_mode;
spinlock_t i_lock; /* i_blocks, i_bytes, maybe i_size */ spinlock_t i_lock; /* i_blocks, i_bytes, maybe i_size */