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From: Misbah khan <misbah_khan@engineer.com>
To: linuxppc-embedded@ozlabs.org
Subject: Re: how to allocate 9MB of memory in kernel ?
Date: Thu, 17 Jul 2008 01:34:39 -0700 (PDT)	[thread overview]
Message-ID: <18503965.post@talk.nabble.com> (raw)
In-Reply-To: <487EFA1E.8060804@coritel.it>


>>You can use the mem option to tell to the kernel that you've got less 
>>ram you really have. 
I really didnt got the point you made. Can you please elaborate it for my
understanding.
>>However you can read Linux device drivers chapter 8 
i dont need to allocate large memory at the boot time also vmalloc and
kmalloc i cant use as it can allocate free page up to 128kb, hence if you
could suggest me a better technique i would really appriciate .

---Misbah <><


Marco Stornelli wrote:
> 
> Misbah khan ha scritto:
>> Hi all,
>> 
>> I need to allocate 9 MB of memory in to the kernel space which i need to
>> mmap for the application to access.
>> 
>> I need to know what could be the best possible way of doing the same.
>> 
>> Please share your experience in this regard .
>> 
>> Thank you in advance 
>> 
>> ----Misbah <><
> You can use the mem option to tell to the kernel that you've got less 
> ram you really have. However you can read Linux device drivers chapter 8 
> "Obtaining Large Buffers" :).
> 
> Regards,
> 
> -- 
> Marco Stornelli
> Embedded Software Engineer
> CoRiTeL - Consorzio di Ricerca sulle Telecomunicazioni
> http://www.coritel.it
> 
> marco.stornelli@coritel.it
> +39 06 72582838
> _______________________________________________
> Linuxppc-embedded mailing list
> Linuxppc-embedded@ozlabs.org
> https://ozlabs.org/mailman/listinfo/linuxppc-embedded
> 
> 

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View this message in context: http://www.nabble.com/how-to-allocate-9MB-of-memory-in-kernel---tp18503022p18503965.html
Sent from the linuxppc-embedded mailing list archive at Nabble.com.

  reply	other threads:[~2008-07-17  8:34 UTC|newest]

Thread overview: 28+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-07-17  7:26 how to allocate 9MB of memory in kernel ? Misbah khan
2008-07-17  7:51 ` Marco Stornelli
2008-07-17  8:34   ` Misbah khan [this message]
2008-07-17  9:04     ` Marco Stornelli
2008-07-17  7:56 ` Arnd Bergmann
2008-07-17  8:19   ` Misbah khan
2008-07-17  8:24     ` Arnd Bergmann
2008-07-18  4:44   ` Misbah khan
2008-07-18  6:50     ` Marco Stornelli
2008-07-18  8:48       ` Misbah khan
2008-07-18 14:57         ` Timur Tabi
2008-07-18 15:39         ` Arnd Bergmann
2008-07-22  5:23           ` Misbah khan
2008-07-22  6:43             ` Marco Stornelli
2008-07-22  9:31             ` Arnd Bergmann
2008-07-22  9:47               ` Marco Stornelli
2008-07-22 13:22                 ` Misbah khan
2008-07-22 15:12                   ` Arnd Bergmann
2008-07-23  7:30                     ` Misbah khan
2008-07-24  8:33                       ` Misbah khan
2008-07-24  9:31                         ` Arnd Bergmann
2008-07-25  8:43                           ` Misbah khan
2008-07-25  8:50                             ` Arnd Bergmann
2008-08-02 19:13                             ` harihanv
2008-07-23 12:47                     ` Alessandro Rubini
2008-07-17  8:02 ` Sylvain Joyeau
2008-07-17  8:41   ` Misbah khan
     [not found] <mailman.2280.1216290829.2883.linuxppc-embedded@ozlabs.org>
2008-07-17 20:15 ` Siva Prasad

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