[lkml]   [2011]   [Dec]   [23]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
Messages in this thread
    SubjectRe: Intercepting system calls
    On Thu, 22 Dec 2011, Gaurav Saxena wrote:

    > I am writing an application for which I need to intercept some
    > filesystem system calls eg. unlink. I need unlink to call my code
    > before deleting abc so that I could probably prevent unlink . I would
    > like to implement this in a kernel module instead of modifying kernel
    > code itself. I would like to intercept system calls by replacing
    > system calls but I have not been able to find any method of doing that
    > in linux > 3.0. Please suggest some method of doing that.

    Write a kernel module that instruments sys_unlink() via krpobes. See
    Documentation/kprobes.txt for details.

    Jiri Kosina
    SUSE Labs

     \ /
      Last update: 2011-12-23 10:49    [W:0.018 / U:6.688 seconds]
    ©2003-2016 Jasper Spaans. hosted at Digital OceanAdvertise on this site