mdev race conditions

Denys Vlasenko vda.linux at googlemail.com
Sat Jun 7 06:00:53 UTC 2008


On Wednesday 04 June 2008 11:08, Bernard Blackham wrote:
> On Wed, Jun 04, 2008 at 10:41:38AM +0200, Denys Vlasenko wrote:
> > Try attached 2.patch. It adds mdev options -f SEQFILE and -t TIMEOUT_MSEC.
> > If -f is not given, the behavious is unchanged.
> 
> Thanks, but this is not helpful as you can't get
> hotplug/uevent_helper to pass arguments to mdev.

This can be hardcoded then (so that mdev without options
does this).

I wanted to get a feedback whether it works as intended *at all*,
and how many running mdevs pile up in the memory waiting for this
crude "semaphore".
--
vda



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