Messages in this thread | | | From | David Lang <> | Date | Mon, 14 Jan 2002 10:57:19 -0800 (PST) | Subject | Re: Hardwired drivers are going away? |
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On Mon, 14 Jan 2002, Alan Cox wrote:
> > 1. security, if you don't need any modules you can disable modules entirly > > and then it's impossible to add a module without patching the kernel first > > (the module load system calls aren't there) > > Urban legend. >
If this is the case then why do I get systemcall undefined error messages when I make a mistake and attempt to load a module on a kernel without modules enabled?
> > 2. speed, there was a discussion a few weeks ago pointing out that there > > is some overhead for useing modules (far calls need to be used just in > > case becouse the system can't know where the module will be located IIRC) > > I defy you to measure it on x86
during the discussion a few weeks ago there were people pointing out cases where this overhead would be a problem.
> > 3. simplicity in building kernels for other machines. with a monolithic > > kernel you have one file to move (and a bootloader to run) with modules > > you have to move quite a few more files. > > tar or nfs mount; make modules_install. > not on my firewalls thank you.
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