linux-kernel - Re: [PATCH, RFD]: Unbreak no-mmu mmap

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Message-ID: <13681.1182517150@redhat.com>
Date:	Fri, 22 Jun 2007 13:59:10 +0100
From:	David Howells <dhowells@...hat.com>
To:	Bernd Schmidt <bernds_cb1@...nline.de>
Cc:	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	"Wu, Bryan" <Bryan.Wu@...log.com>
Subject: Re: [PATCH, RFD]: Unbreak no-mmu mmap

Bernd Schmidt <bernds_cb1@...nline.de> wrote:

> +					 MAP_PRIVATE | MAP_ANONYMOUS
> +					 | MAP_GROWSDOWN | MAP_SPLIT_PAGES, 0);

The OR-operator should end the first line.

> diff --git a/include/asm-blackfin/mman.h b/include/asm-blackfin/mman.h
> index 4d504f9..07057b6 100644
> --- a/include/asm-blackfin/mman.h
> +++ b/include/asm-blackfin/mman.h
> @@ -24,6 +24,7 @@
>  #define MAP_NONBLOCK	0x10000	/* do not block on IO */
>  #define MAP_UNINITIALIZE 0x4000000  /* For anonymous mmap, memory could
>                                      be uninitialized. */
> +#define MAP_SPLIT_PAGES  0x8000000  /* Conserve memory (nommu only). */

Blackfin should really use asm-generic/mman.h if it can.

I'll produce my own version of the patch and pass it back to you once I've got
FRV compiling with it.

David
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