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SubjectRe: [patch] Real-Time Preemption, -RT-2.6.9-rc4-mm1-U8
On Thu, Oct 21, 2004 at 11:16:30AM +0200, Thomas Gleixner wrote:
> On Thu, 2004-10-21 at 11:12, Rui Nuno Capela wrote:
> > [<e018e139>] queuecommand+0x70/0x7c [usb_storage] (24)
>
> As I already pointed out, this is a problem due to up(sema) in
> queuecommand. That's one of the semaphore abuse points, which needs to
> be fixed.
>
> The problem is that semaphores are hold by Process A and released by
> Process B, which makes Ingo's checks trigger

Which is perfectly valid for a semaphore.

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