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Uninline fork.c/exit.c

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Save ~650 bytes here.

add/remove: 4/0 grow/shrink: 0/7 up/down: 430/-1088 (-658)
function                                     old     new   delta
__copy_fs_struct                               -     202    +202
__put_fs_struct                                -     112    +112
__exit_fs                                      -      58     +58
__exit_files                                   -      58     +58
exit_files                                    58       2     -56
put_fs_struct                                112       5    -107
exit_fs                                      161       2    -159
sys_unshare                                  774     590    -184
copy_process                                4031    3840    -191
do_exit                                     1791    1597    -194
copy_fs_struct                               202       5    -197

No difference in lmbench lat_proc tests on 2-way Opteron 246.
Smaaaal degradation on UP P4 (within errors).

[akpm@linux-foundation.org: coding-style fixes]
Signed-off-by: Alexey Dobriyan <adobriyan@sw.ru>
Cc: Arjan van de Ven <arjan@infradead.org>
Cc: Ingo Molnar <mingo@elte.hu>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Alexey Dobriyan 2007-10-18 23:41:10 -07:00 committed by Linus Torvalds
parent a24efe62dd
commit a39bc51691
2 changed files with 13 additions and 13 deletions
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6
kernel/exit.c
View file

@ -493,7 +493,7 @@ void reset_files_struct(struct task_struct *tsk, struct files_struct *files)
}
EXPORT_SYMBOL(reset_files_struct);
static inline void __exit_files(struct task_struct *tsk)
static void __exit_files(struct task_struct *tsk)
{
struct files_struct * files = tsk->files;
@ -510,7 +510,7 @@ void exit_files(struct task_struct *tsk)
__exit_files(tsk);
}
static inline void __put_fs_struct(struct fs_struct *fs)
static void __put_fs_struct(struct fs_struct *fs)
{
/* No need to hold fs->lock if we are killing it */
if (atomic_dec_and_test(&fs->count)) {
@ -531,7 +531,7 @@ void put_fs_struct(struct fs_struct *fs)
__put_fs_struct(fs);
}
static inline void __exit_fs(struct task_struct *tsk)
static void __exit_fs(struct task_struct *tsk)
{
struct fs_struct * fs = tsk->fs;

20
kernel/fork.c
View file

@ -206,7 +206,7 @@ static struct task_struct *dup_task_struct(struct task_struct *orig)
}
#ifdef CONFIG_MMU
static inline int dup_mmap(struct mm_struct *mm, struct mm_struct *oldmm)
static int dup_mmap(struct mm_struct *mm, struct mm_struct *oldmm)
{
struct vm_area_struct *mpnt, *tmp, **pprev;
struct rb_node **rb_link, *rb_parent;
@ -584,7 +584,7 @@ fail_nomem:
return retval;
}
static inline struct fs_struct *__copy_fs_struct(struct fs_struct *old)
static struct fs_struct *__copy_fs_struct(struct fs_struct *old)
{
struct fs_struct *fs = kmem_cache_alloc(fs_cachep, GFP_KERNEL);
/* We don't need to lock fs - think why ;-) */
@ -616,7 +616,7 @@ struct fs_struct *copy_fs_struct(struct fs_struct *old)
EXPORT_SYMBOL_GPL(copy_fs_struct);
static inline int copy_fs(unsigned long clone_flags, struct task_struct * tsk)
static int copy_fs(unsigned long clone_flags, struct task_struct *tsk)
{
if (clone_flags & CLONE_FS) {
atomic_inc(&current->fs->count);
@ -819,7 +819,7 @@ int unshare_files(void)
EXPORT_SYMBOL(unshare_files);
static inline int copy_sighand(unsigned long clone_flags, struct task_struct * tsk)
static int copy_sighand(unsigned long clone_flags, struct task_struct *tsk)
{
struct sighand_struct *sig;
@ -842,7 +842,7 @@ void __cleanup_sighand(struct sighand_struct *sighand)
kmem_cache_free(sighand_cachep, sighand);
}
static inline int copy_signal(unsigned long clone_flags, struct task_struct * tsk)
static int copy_signal(unsigned long clone_flags, struct task_struct *tsk)
{
struct signal_struct *sig;
int ret;
@ -924,7 +924,7 @@ void __cleanup_signal(struct signal_struct *sig)
kmem_cache_free(signal_cachep, sig);
}
static inline void cleanup_signal(struct task_struct *tsk)
static void cleanup_signal(struct task_struct *tsk)
{
struct signal_struct *sig = tsk->signal;
@ -934,7 +934,7 @@ static inline void cleanup_signal(struct task_struct *tsk)
__cleanup_signal(sig);
}
static inline void copy_flags(unsigned long clone_flags, struct task_struct *p)
static void copy_flags(unsigned long clone_flags, struct task_struct *p)
{
unsigned long new_flags = p->flags;
@ -953,7 +953,7 @@ asmlinkage long sys_set_tid_address(int __user *tidptr)
return task_pid_vnr(current);
}
static inline void rt_mutex_init_task(struct task_struct *p)
static void rt_mutex_init_task(struct task_struct *p)
{
spin_lock_init(&p->pi_lock);
#ifdef CONFIG_RT_MUTEXES
@ -1385,7 +1385,7 @@ struct task_struct * __cpuinit fork_idle(int cpu)
return task;
}
static inline int fork_traceflag (unsigned clone_flags)
static int fork_traceflag(unsigned clone_flags)
{
if (clone_flags & CLONE_UNTRACED)
return 0;
@ -1521,7 +1521,7 @@ void __init proc_caches_init(void)
* Check constraints on flags passed to the unshare system call and
* force unsharing of additional process context as appropriate.
*/
static inline void check_unshare_flags(unsigned long *flags_ptr)
static void check_unshare_flags(unsigned long *flags_ptr)
{
/*
* If unsharing a thread from a thread group, must also