Subject: Re: misc: ocxl: Change return type for fault handler

From: Michael Ellerman <[email-masked]>
Date: Wed, 11 Jul 2018 23:24:07 +1000 (AEST)

On Mon, 2018-06-11 at 20:29:04 UTC, Souptick Joarder wrote:
> Use new return type vm_fault_t for fault handler. For
> now, this is just documenting that the function returns
> a VM_FAULT value rather than an errno. Once all instances
> are converted, vm_fault_t will become a distinct type.
> 
> Ref-> commit 1c8f422059ae ("mm: change return type to vm_fault_t")
> 
> There is an existing bug when vm_insert_pfn() can return
> ENOMEM which was ignored and VM_FAULT_NOPAGE returned as
> default. The new inline vmf_insert_pfn() has removed
> this inefficiency by returning correct vm_fault_ type.
> 
> Signed-off-by: Souptick Joarder <[email-masked]>
> Acked-by: Andrew Donnellan <[email-masked]>
> Acked-by: Frederic Barrat <[email-masked]>

Applied to powerpc next, thanks.

https://git.kernel.org/powerpc/c/a545cf032d11437ed86e62f00d4991

cheers