Re: [PATCH 1/4] module: implement module_inhibit_unload()

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



On Tue, 2007-09-25 at 10:40 +0900, Tejun Heo wrote:
> Rusty Russell wrote:
> > My concern is that you're dropping the module mutex around ->exit now.
> > I don't *think* this should matter, but it's worth considering.
> 
> We always did that.  Before the patch the code segment looked like the
> following.

Hi Tejun,

	Thanks, misread patch.

> > I really wonder if an explicit "kill_this_attribute()" is a better way
> > to go than this...
> 
> I think this sort of temporary unload blocking would be useful for other
> cases like this.

I hope not: this doesn't work in general.  Calling into a module after
->exit has called assumes that the exit function doesn't free up or
overwrite stuff the other functions need.

Cheers,
Rusty.

-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to [email protected]
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/

[Index of Archives]     [Kernel Newbies]     [Netfilter]     [Bugtraq]     [Photo]     [Stuff]     [Gimp]     [Yosemite News]     [MIPS Linux]     [ARM Linux]     [Linux Security]     [Linux RAID]     [Video 4 Linux]     [Linux for the blind]     [Linux Resources]
  Powered by Linux