linux-kernel - Re: [PATCH 46/56] microblaze_v2: headers files entry.h current.h mman.h registers.h sembuf.h

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Date:	Tue, 06 May 2008 11:07:16 +0200
From:	Michal Simek <monstr@...nam.cz>
To:	Arnd Bergmann <arnd@...db.de>
CC:	linux-kernel@...r.kernel.org, linux-arch@...r.kernel.org,
	stephen.neuendorffer@...inx.com, John.Linn@...inx.com,
	john.williams@...alogix.com, matthew@....cx, will.newton@...il.com,
	drepper@...hat.com, microblaze-uclinux@...e.uq.edu.au,
	grant.likely@...retlab.ca, Michal Simek <monstr@...str.eu>
Subject: Re: [PATCH 46/56] microblaze_v2: headers files entry.h current.h
 mman.h registers.h sembuf.h

Hi Arnd,

I keep mman.h in this style. I see the best way push microblaze to mainline and
then synchronize all these files together among all archs.

I'll add it to my future list.

M


> On Sunday 04 May 2008, monstr@...nam.cz wrote:
>> +#ifndef _ASM_MICROBLAZE_MMAN_H
>> +#define _ASM_MICROBLAZE_MMAN_H
>> +
>> +#include <asm-generic/mman.h>
>> +
>> +#define MAP_GROWSDOWN  0x0100 /* stack-like segment */
>> +#define MAP_DENYWRITE  0x0800 /* ETXTBSY */
>> +#define MAP_EXECUTABLE 0x1000 /* mark it as an executable */
>> +#define MAP_LOCKED     0x2000 /* pages are locked */
>> +#define MAP_NORESERVE  0x4000 /* don't check for reservations */
>> +#define MAP_POPULATE   0x8000 /* populate (prefault) pagetables */
>> +#define MAP_NONBLOCK   0x10000 /* do not block on IO */
>> +
>> +#define MCL_CURRENT    1 /* lock all current mappings */
>> +#define MCL_FUTURE     2 /* lock all future mappings */
>> +
>> +#endif /* _ASM_MICROBLAZE_MMAN_H */
> 
> I think we should come up with a good way to fold these into the
> asm-generic header, as half the architectures use the same values
> for them, in addition to what is already shared.
> 
> 	Arnd <><
> 
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