mirror of https://gitee.com/openkylin/linux.git
NFS: Fix up nfs_setattr_update_inode()
Ensure that it sets the inode metadata under the correct spinlock. Signed-off-by: Trond Myklebust <Trond.Myklebust@netapp.com>
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@ -453,6 +453,7 @@ static int nfs_vmtruncate(struct inode * inode, loff_t offset)
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void nfs_setattr_update_inode(struct inode *inode, struct iattr *attr)
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{
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if ((attr->ia_valid & (ATTR_MODE|ATTR_UID|ATTR_GID)) != 0) {
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spin_lock(&inode->i_lock);
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if ((attr->ia_valid & ATTR_MODE) != 0) {
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int mode = attr->ia_mode & S_IALLUGO;
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mode |= inode->i_mode & ~S_IALLUGO;
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@ -462,7 +463,6 @@ void nfs_setattr_update_inode(struct inode *inode, struct iattr *attr)
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inode->i_uid = attr->ia_uid;
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if ((attr->ia_valid & ATTR_GID) != 0)
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inode->i_gid = attr->ia_gid;
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spin_lock(&inode->i_lock);
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NFS_I(inode)->cache_validity |= NFS_INO_INVALID_ACCESS|NFS_INO_INVALID_ACL;
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spin_unlock(&inode->i_lock);
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}
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