On Mon, May 27, 2002 at 05:11:23PM -0400, Joseph Cordina wrote:
> The reason I am asking is that I am working on scheduler activations
> which allow new kernel threads to be created when a kernel thread blocks
> inside the kernel. Yet this only works for INTERRUPTIBLE processes, I
> was thinking of making it work also for NONINTERRUPTIBLE processes. Just
> wondering if this would have any repurcusions. Also when a process
> generates a page fault which causes a page to be retreived from the
> filesystem, it such a process placed in the wait queue as
> NONINTERRUPTIBLE also ?
filemap_nopage() from mm/filemap.c does wait_on_page() or some variant
thereof (2.5 has wait_on_page_locked()) in several places, and it's
placed into the TASK_UNINTERRUPTIBLE state while doing so.
Cheers,
Bill
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This archive was generated by hypermail 2b29 : Fri May 31 2002 - 22:00:20 EST