Re: [GIT PULL] overlayfs updates for 6.13

[Al Viro]

On Fri, Nov 22, 2024 at 10:09:04PM -0800, Linus Torvalds wrote:

>  (a) add a new "dup_cred()" helper
> 
>     /* Get the cred without clearing the 'non_rcu' flag */
>     const struct cred *dup_cred(const struct cred *cred)
>     { get_new_cred((struct cred *)cred); return cred; }

Umm...  Something like hold_cred() might be better - dup usually
implies copying an object...  For grapping a reference we
normally go for something like hold/get/grab/pin...