On Mon, Sep 05, 2011 at 10:55:32PM +0530, Aneesh Kumar K.V wrote:
> From: Andreas Gruenbacher <agruen@xxxxxxxxxx>
>
> We will need to call iop->permission and iop->get_acl from
> inode_change_ok() for additional permission checks, and both take a
> non-const inode.
OK, the essential difference being that richacls have a say in whether
we can change attributes or not, which posix acls (for example) don't?
--b.
>
> Signed-off-by: Andreas Gruenbacher <agruen@xxxxxxxxxx>
> Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@xxxxxxxxxxxxxxxxxx>
> ---
> fs/attr.c | 2 +-
> include/linux/fs.h | 2 +-
> 2 files changed, 2 insertions(+), 2 deletions(-)
>
> diff --git a/fs/attr.c b/fs/attr.c
> index 538e279..f15e9e3 100644
> --- a/fs/attr.c
> +++ b/fs/attr.c
> @@ -26,7 +26,7 @@
> * Should be called as the first thing in ->setattr implementations,
> * possibly after taking additional locks.
> */
> -int inode_change_ok(const struct inode *inode, struct iattr *attr)
> +int inode_change_ok(struct inode *inode, struct iattr *attr)
> {
> unsigned int ia_valid = attr->ia_valid;
>
> diff --git a/include/linux/fs.h b/include/linux/fs.h
> index c5c98c5..8afb054 100644
> --- a/include/linux/fs.h
> +++ b/include/linux/fs.h
> @@ -2568,7 +2568,7 @@ extern int buffer_migrate_page(struct address_space *,
> #define buffer_migrate_page NULL
> #endif
>
> -extern int inode_change_ok(const struct inode *, struct iattr *);
> +extern int inode_change_ok(struct inode *, struct iattr *);
> extern int inode_newsize_ok(const struct inode *, loff_t offset);
> extern void setattr_copy(struct inode *inode, const struct iattr *attr);
>
> --
> 1.7.4.1
>
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