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From: Scott Lovenberg <scott.lovenberg@gmail.com>
To: Shard Gupta <shard.kgp@gmail.com>
Cc: kernelnewbies@nl.linux.org, linux-kernel@vger.kernel.org
Subject: Re: Allocating memory in the form of 'BITS'
Date: Tue, 25 Mar 2008 06:36:55 -0400	[thread overview]
Message-ID: <47E8D5C7.4020600@gmail.com> (raw)
In-Reply-To: <983191750803250323k2e944fe0y53e4c0d69edde3b@mail.gmail.com>

Shard Gupta wrote:
> Hello List,
>
> I am writing a linux kernel module, and I want to allocates the memory
> in a way so I can define each individual bit, like bitfield structure
> in userspace.
> Please tell me the way to do the same.
>
> Thanks and regards,
>
> Shard Gupta
>
> --
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>
>
>   
If you want to set every bit to zero, you could use calloc(); otherwise, 
I think you'll need to use a bitmask and "<<", ">>" (bit shift left, 
right).  You could also probably do a bitwise '&' and '|'.

      reply	other threads:[~2008-03-25 10:32 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-03-25 10:23 Allocating memory in the form of 'BITS' Shard Gupta
2008-03-25 10:36 ` Scott Lovenberg [this message]

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