Messages in this thread | | | Date | Sat, 14 Jan 2023 00:29:54 +0900 | From | Masami Hiramatsu (Google) <> | Subject | Re: [PATCH] uprobes: list all active uprobes in the system |
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On Fri, 13 Jan 2023 09:33:41 +0530 Ravi Bangoria <ravi.bangoria@amd.com> wrote:
> +cc: Steven, Oleg, Masami > > On 11-Jan-23 4:18 PM, luolongjun@huawei.com wrote: > > From: Longjun Luo <luolongjun@huawei.com> > > > > Since uprobes will replace instructions in the process > > memory, it is necessary to provide one way to list > > all active uprobes. One can access this file through > > /sys/kernel/debug/uprobes/list. > > > > Output looks like this > > ===================== > > inode+offset/ref_ctr_offset 4160760670+0x30a10/0x0 > > ref 1 > > register_rwsem (unlocked) > > consumer_rwsem (unlocked) > > consumers-1 > > handler 0xffffffffc03ee02e(handler) uprobe > > ret_handler 0x0000000000000000( ) > > filter 0xffffffffc03ee010(filter) uprobe > > consumers-2 > > handler 0xffffffffc03e902e(handler_1) uprobe_1 > > ret_handler 0x0000000000000000( ) > > filter 0xffffffffc03e9010(filter_1) uprobe_1 > > You can list uprobes via /sys/kernel/tracing/uprobe_events. Any specific reason > to introduce another way?
Note that /sys/kernel/tracing/uprobe_events is only for the uprobes defined by ftrace, it doesn't include the uprobes registered by out-of-tree modules.
Thank you,
> > Thanks, > Ravi
-- Masami Hiramatsu (Google) <mhiramat@kernel.org>
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