From: "David Hildenbrand (Arm)" <david@kernel.org>
To: Steven Rostedt <rostedt@goodmis.org>
Cc: Borislav Petkov <bp@alien8.de>,
"Zhuo, Qiuxu" <qiuxu.zhuo@intel.com>,
"mchehab+huawei@kernel.org" <mchehab+huawei@kernel.org>,
"Luck, Tony" <tony.luck@intel.com>,
"akpm@linux-foundation.org" <akpm@linux-foundation.org>,
"linmiaohe@huawei.com" <linmiaohe@huawei.com>,
"xieyuanbin1@huawei.com" <xieyuanbin1@huawei.com>,
"Lai, Yi1" <yi1.lai@intel.com>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
"linux-edac@vger.kernel.org" <linux-edac@vger.kernel.org>,
"linux-mm@kvack.org" <linux-mm@kvack.org>,
"linux-trace-kernel@vger.kernel.org"
<linux-trace-kernel@vger.kernel.org>,
Linus Torvalds <torvalds@linux-foundation.org>
Subject: Re: mm/memory-failure tracepoint change breaks userspace rasdaemon
Date: Fri, 5 Jun 2026 10:52:28 +0200 [thread overview]
Message-ID: <39cbb38f-ed3b-4f17-b9b7-ed466957ee99@kernel.org> (raw)
In-Reply-To: <20260603153115.775a2e81@fedora>
On 6/3/26 21:31, Steven Rostedt wrote:
> On Wed, 3 Jun 2026 21:13:30 +0200
> "David Hildenbrand (Arm)" <david@kernel.org> wrote:
>
>> Thanks, that makes sense!
>>
>> So, would it be fair to say that, in general, what's exposed through
>>
>> /sys/kernel/tracing/events/
>>
>> is stable ABI?
>
> It's only stable if something depends on it. It changes all the time.
> It's only when someone complains about it that it becomes "stable"!
Heh, so we only know that it's stable when we break it ...
Let me figure out how to document that.
--
Cheers,
David
next prev parent reply other threads:[~2026-06-05 8:52 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <CY8PR11MB7134346A3E4BB28ECA28D6E989132@CY8PR11MB7134.namprd11.prod.outlook.com>
2026-06-03 13:44 ` mm/memory-failure tracepoint change breaks userspace rasdaemon David Hildenbrand (Arm)
2026-06-03 16:17 ` Steven Rostedt
2026-06-03 16:19 ` Borislav Petkov
2026-06-03 16:26 ` David Hildenbrand (Arm)
2026-06-03 17:00 ` Steven Rostedt
2026-06-03 19:13 ` David Hildenbrand (Arm)
2026-06-03 19:30 ` Steven Rostedt
2026-06-03 19:31 ` Steven Rostedt
2026-06-05 8:52 ` David Hildenbrand (Arm) [this message]
2026-06-05 14:13 ` Steven Rostedt
2026-06-04 1:46 ` Xie Yuanbin
2026-06-04 6:42 ` David Hildenbrand (Arm)
2026-06-04 13:42 ` Xie Yuanbin
2026-06-04 15:48 ` Zhuo, Qiuxu
2026-06-04 15:43 ` Zhuo, Qiuxu
2026-06-03 19:54 ` Andrew Morton
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