AcoSail/kernel_optimize_test
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acct: move mnt_pin() upwards.

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Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
This commit is contained in:
Al Viro 2014-08-07 07:51:29 -04:00
parent 17c0a5aaff
commit 215748e67d
1 changed files with 1 additions and 2 deletions
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3
kernel/acct.c
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@ -206,7 +206,6 @@ static void acct_kill(struct bsd_acct_struct *acct,
ns->bacct = new;
if (new) {
struct vfsmount *m = new->file->f_path.mnt;
mnt_pin(m);
spin_lock(&acct_lock);
hlist_add_head(&new->s_list, &m->mnt_sb->s_pins);
hlist_add_head(&new->m_list, &real_mount(m)->mnt_pins);
@ -256,6 +255,7 @@ static int acct_on(struct filename *pathname)
acct->ns = ns;
mutex_init(&acct->lock);
mnt = file->f_path.mnt;
mnt_pin(mnt);
old = acct_get(ns);
mutex_lock_nested(&acct->lock, 1); /* nobody has seen it yet */
@ -264,7 +264,6 @@ static int acct_on(struct filename *pathname)
} else {
ns->bacct = acct;
spin_lock(&acct_lock);
mnt_pin(mnt);
hlist_add_head(&acct->s_list, &mnt->mnt_sb->s_pins);
hlist_add_head(&acct->m_list, &real_mount(mnt)->mnt_pins);
spin_unlock(&acct_lock);