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On Wed, 17 May 2006, Roland Dreier wrote: | I do see obvious bugs in ipath_user_pages.c, though. In | ipath_release_user_pages_on_close(), you have: | | mm = get_task_mm(current); | if (!mm) | goto bail; It turns out that since this is called from ipath_close(), mm will always be NULL, so what we do is leak memory, and possibly leave some locked pages. I've been looking at this code this evening; fixing it is clearly needed, but doesn't help the long delays, hangs, and watchdogs, so far. Dave Olson olson@unixfolk.com http://www.unixfolk.com/dave - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/ | ||||||||||
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