Re: [PATCH v2] x86/mm/fault.c: Convert to use vm_fault_t

From: Andrew Morton
Date: Wed Jan 09 2019 - 13:42:15 EST


On Thu, 10 Jan 2019 00:07:42 +0530 Souptick Joarder <jrdr.linux@xxxxxxxxx> wrote:

> Convert to use vm_fault_t type for last argument of do_sigbus().
>
> kbuild reported a warning during testing of final vm_fault_t patch
> integrated in mm tree.

Please be more specific when identifying patches.

> [auto build test WARNING on linus/master]
> [also build test WARNING on v5.0-rc1 next-20190109]
> [if your patch is applied to the wrong git tree, please drop us a note
> to help improve the system]
>
> https://github.com/0day-ci/linux/commits/Souptick-Joarder/
> mm-Create-the-new-vm_fault_t-type/20190109-154216
>
> All warnings:
>
> arch/x86/mm/fault.c:1051:39: warning: restricted vm_fault_t degrades to integer
> arch/x86/mm/fault.c:1057:29: warning: restricted vm_fault_t degrades to integer
> arch/x86/mm/fault.c:1059:29: warning: restricted vm_fault_t degrades to integer
> arch/x86/mm/fault.c:1094:62: warning: incorrect type in argument 4 (different base types)
> arch/x86/mm/fault.c:1094:62: expected unsigned int fault
> arch/x86/mm/fault.c:1094:62: got restricted vm_fault_t [usertype] fault
>
> This patch has fixed the warnings.
>

I'll be folding this into "mm: Create the new vm_fault_t type".