Re: loop-AES: timer softirq blocked after USB disconnect?
Matthias Kaehlcke <[email protected]> Thu, 23 Oct 2008 14:51:05 +0200
| Newsgroups | gmane.linux.cryptography |
|---|---|
| Organization | Electronic Engineering Solutions |
| Message-ID | <[email protected]> |
[replying to my own mail as i didn't received your response (i'm not subscribed to the list] markus reichelt wrote: > * Matthias Kaehlcke <mkaehlcke@xxxxxxx> wrote: > > > i use loop-AES on a USB flash device. when unplugging the device > > while reading from it, > > Why would you do that? though i don't like it, it is a possible use case that a user unplugs the USB device :( the problem with the timers not being launched is that a hardware watchdog times out an resets the device ... > any idea what could be the problem? > > ^^ obvious. i totally agree that unplugging the device without unmounting it previously isn't how things should be done and can have side effects. but is it really obvious that the timer softirq isn't executed during ~250ms because an USB device is uncleanly unplugged?
mkaehlcke.vcf
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