Messages in this thread | | | Date | Wed, 27 Jan 1999 13:45:22 -0800 (PST) | From | Linus Torvalds <> | Subject | Re: [patch] fixed both processes in D state and the /proc/ oopses [Re: [patch] Fixed the race that was oopsing Linux-2.2.0] |
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On Wed, 27 Jan 1999, Stephen C. Tweedie wrote: > > In other words, we are grabbing a task, pinning the mm_struct, blocking > for the mm semaphore and releasing the task's *current* mm_struct, which > is not necessarily the same as it was before we blocked. In particular, > if we catch the process during a fork+exec, then it is perfectly > possible for tsk->mm to change here.
Good point. I reverted part of the array.c patches in the released 2.2.0, it seems I should really have reverted them all.
Linus
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