From mboxrd@z Thu Jan  1 00:00:00 1970
From: ydroneaud@opteya.com (Yann Droneaud)
Date: Thu, 26 Jan 2017 15:33:22 +0100
Subject: File Descriptor allocation
In-Reply-To: <CAPU=OMH20bjtEiFrc+54A2UHm7OP8y-m+RaqcEaMXrffP2Oz=Q@mail.gmail.com>
References: <CAPU=OMH20bjtEiFrc+54A2UHm7OP8y-m+RaqcEaMXrffP2Oz=Q@mail.gmail.com>
Message-ID: <1485441202.13974.3.camel@opteya.com>
To: kernelnewbies@lists.kernelnewbies.org
List-Id: kernelnewbies.lists.kernelnewbies.org

Hi,

Le jeudi 26 janvier 2017 ? 19:26 +0530, vish chopra a ?crit?:

> 
> i would like to know how a fd is allocated to a process?
> Flow chat of function calling, i.e which function are called during
> allocation of fd to a process.
> 

Have a look at get_unused_fd_flags() and fd_install()

(also anon_inode_getfd(), but you should probably not use it).

Regards.

-- 
Yann Droneaud
OPTEYA