Re: [PATCH 2/2] uprobes/core: counter to optimize probe hits.
From: Oleg Nesterov <oleg@redhat.com>
Date: 2012-03-30 13:14:30
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From: Oleg Nesterov <oleg@redhat.com>
Date: 2012-03-30 13:14:30
Also in:
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On 03/21, Srikar Dronamraju wrote:
+ * uprobe_munmap() decrements the count if + * - it sees a underlying breakpoint, (via is_swbp_at_addr) + * (Subsequent unregister_uprobe wouldnt find the breakpoint + * unless a uprobe_mmap kicks in, since the old vma would be + * dropped just after uprobe_munmap.) + * + * register_uprobe increments the count if: + * - it successfully adds a breakpoint. + * + * unregister_uprobe decrements the count if:
Cosmetic nit, register_uprobe/unregister_uprobe do not exist. uprobe_register/unregister. Oleg. -- 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>