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fs: dcache remove dcache_lock

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dcache_lock no longer protects anything. remove it.

Signed-off-by: Nick Piggin <npiggin@kernel.dk>
This commit is contained in:
Nick Piggin
2011-01-07 17:49:38 +11:00
parent 949854d024
commit b5c84bf6f6
40 changed files with 108 additions and 306 deletions
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4
fs/ceph/inode.c
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@@ -841,7 +841,6 @@ static void ceph_set_dentry_offset(struct dentry *dn)
di->offset = ceph_inode(inode)->i_max_offset++;
spin_unlock(&inode->i_lock);
spin_lock(&dcache_lock);
spin_lock(&dir->d_lock);
spin_lock_nested(&dn->d_lock, DENTRY_D_LOCK_NESTED);
list_move(&dn->d_u.d_child, &dir->d_subdirs);
@@ -849,7 +848,6 @@ static void ceph_set_dentry_offset(struct dentry *dn)
dn->d_u.d_child.prev, dn->d_u.d_child.next);
spin_unlock(&dn->d_lock);
spin_unlock(&dir->d_lock);
spin_unlock(&dcache_lock);
}
/*
@@ -1233,13 +1231,11 @@ retry_lookup:
goto retry_lookup;
} else {
/* reorder parent's d_subdirs */
spin_lock(&dcache_lock);
spin_lock(&parent->d_lock);
spin_lock_nested(&dn->d_lock, DENTRY_D_LOCK_NESTED);
list_move(&dn->d_u.d_child, &parent->d_subdirs);
spin_unlock(&dn->d_lock);
spin_unlock(&parent->d_lock);
spin_unlock(&dcache_lock);
}
di = dn->d_fsdata;