[lkml]   [2010]   [Nov]   [1]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
Messages in this thread
    SubjectRe: How many params can be accept by kernel module at most?
    2010/11/1 Américo Wang <>:
    > On Mon, Nov 01, 2010 at 05:49:53PM +0800, tingwei liu wrote:
    >>The params are transferred by command line. And the params are all in
    >>program statically. So the stack size determine the params number. For
    >>example: stack size is 4K,and params are unsigned int type with 4
    >>bytes,so the max number of params is 1 thousand。
    > Please don't top-reply.
    > That is not true, the parameters are passed via 'uargs' of init_module()
    > dynamically, this is when you invoke modprobe/insmod.
    > For your own kernel module, you may use module_param() to provide
    > parameters, the max of this is limited to the size of ELF section size,
    > since they are stored in "__param" section.

    I really use module_param() to provide parameters. How much of the ELF
    section size? How can I find the document of the ELF.
    To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
    the body of a message to
    More majordomo info at
    Please read the FAQ at

     \ /
      Last update: 2010-11-01 14:45    [W:0.020 / U:3.036 seconds]
    ©2003-2017 Jasper Spaans. hosted at Digital OceanAdvertise on this site