From: Michal Hocko <mhocko@kernel.org>
To: Mike Rapoport <rppt@linux.vnet.ibm.com>
Cc: Geert Uytterhoeven <geert@linux-m68k.org>,
Greg Ungerer <gerg@linux-m68k.org>, Sam Creasey <sammy@sammy.net>,
linux-m68k@lists.linux-m68k.org, linux-mm@kvack.org,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH 2/3] m68k/page_no.h: force __va argument to be unsigned long
Date: Tue, 3 Jul 2018 16:20:54 +0200 [thread overview]
Message-ID: <20180703142054.GL16767@dhcp22.suse.cz> (raw)
In-Reply-To: <1530613795-6956-3-git-send-email-rppt@linux.vnet.ibm.com>
On Tue 03-07-18 13:29:54, Mike Rapoport wrote:
> Add explicit casting to unsigned long to the __va() parameter
Why is this needed?
> Signed-off-by: Mike Rapoport <rppt@linux.vnet.ibm.com>
> ---
> arch/m68k/include/asm/page_no.h | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/arch/m68k/include/asm/page_no.h b/arch/m68k/include/asm/page_no.h
> index e644c4d..6bbe520 100644
> --- a/arch/m68k/include/asm/page_no.h
> +++ b/arch/m68k/include/asm/page_no.h
> @@ -18,7 +18,7 @@ extern unsigned long memory_end;
> #define __HAVE_ARCH_ALLOC_ZEROED_USER_HIGHPAGE
>
> #define __pa(vaddr) ((unsigned long)(vaddr))
> -#define __va(paddr) ((void *)(paddr))
> +#define __va(paddr) ((void *)((unsigned long)(paddr)))
>
> #define virt_to_pfn(kaddr) (__pa(kaddr) >> PAGE_SHIFT)
> #define pfn_to_virt(pfn) __va((pfn) << PAGE_SHIFT)
> --
> 2.7.4
--
Michal Hocko
SUSE Labs
next prev parent reply other threads:[~2018-07-03 14:20 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-07-03 10:29 [PATCH 0/3] m68k: switch to MEMBLOCK + NO_BOOTMEM Mike Rapoport
2018-07-03 10:29 ` [PATCH 1/3] m68k/bitops: convert __ffs to match generic declaration Mike Rapoport
2018-07-03 10:29 ` [PATCH 2/3] m68k/page_no.h: force __va argument to be unsigned long Mike Rapoport
2018-07-03 14:20 ` Michal Hocko [this message]
2018-07-03 15:03 ` Mike Rapoport
2018-07-03 15:05 ` Matthew Wilcox
2018-07-03 15:14 ` Michal Hocko
2018-07-03 15:39 ` Mike Rapoport
2018-07-03 15:47 ` Mike Rapoport
2018-07-03 15:55 ` Michal Hocko
2018-07-03 15:30 ` Mike Rapoport
2018-07-03 10:29 ` [PATCH 3/3] m68k: switch to MEMBLOCK + NO_BOOTMEM Mike Rapoport
2018-07-04 1:39 ` Greg Ungerer
2018-07-04 2:02 ` Greg Ungerer
2018-07-04 4:22 ` Mike Rapoport
2018-07-04 4:39 ` Greg Ungerer
2018-07-04 4:50 ` Mike Rapoport
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