Re: [PATCH v5 3.1.0-rc4-tip 12/26] Uprobes: Handle breakpoint and Singlestep
From: Peter Zijlstra <peterz@infradead.org>
Date: 2011-09-26 14:00:07
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On Tue, 2011-09-20 at 17:32 +0530, Srikar Dronamraju wrote:
Hence provide some extra + * time (by way of synchronize_sched() for breakpoint hit threads to acquire + * the uprobes_treelock before the uprobe is removed from the rbtree.
'Some extra time' doesn't make me all warm an fuzzy inside, but instead screams we fudge around a race condition. ISTR raising this before ;-) -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/ . Fight unfair telecom internet charges in Canada: sign http://stopthemeter.ca/ Don't email: <a href=mailto:"dont@kvack.org"> email@kvack.org </a>