From: Irfan Hamid <irfan_hamid@softhome.net>
To: chandrasekhar.nagaraj@patni.com, linux-kernel@vger.kernel.org
Subject: Re: Path Name to kdev_t
Date: Thu, 14 Nov 2002 22:50:48 +0000 [thread overview]
Message-ID: <200211142250.48514.irfan_hamid@softhome.net> (raw)
In-Reply-To: <000101c28be4$9ff1bf20$e9bba5cc@patni.com>
in all functions of the driver where you will need the kdev_t (e.g.: the VFS
layer hooks) you will receive either a struct inode* and/or the struct file*
of the device file. the i_rdev member of struct inode is defined as the
kdev_t of the particular device.
hope this helps.
regards,
irfan.
On Thursday 14 November 2002 01:49 pm, chandrasekhar.nagaraj wrote:
> Hi,
>
> In one of the part of my driver module , I have a path name to a device
> file (for eg:- /dev/hda1) .Now if I want to obtain the associated major
> number and minor number i.e. device ID(kdev_t) of this file what would be
> the procedure?
>
> Thanks and Regards
> Chandrasekhar
>
> -
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next prev parent reply other threads:[~2002-11-14 17:48 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2002-11-14 13:49 Path Name to kdev_t chandrasekhar.nagaraj
2002-11-14 15:20 ` Gianni Tedesco
2002-11-14 15:32 ` Steven Dake
2002-11-14 22:50 ` Irfan Hamid [this message]
2002-11-15 16:15 ` Joe Thornber
2002-11-15 16:28 ` Christoph Hellwig
2002-11-15 18:10 ` Alexander Viro
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