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Fri, 23 Oct 2026 15:00:21 +0000 (UTC) Received: from [HIDDEN] (Authenticated sender: rostedt@goodmis.org) by omf03.hostedemail.com (Postfix) with ESMTPA id A14466000A; Fri, 23 Oct 2026 15:00:18 +0000 (UTC) Date: Fri, 23 Oct 2026 11:00:17 -0400 From: Steven Rostedt To: Vincent Donnefort Cc: Amit Machhiwal , Masami Hiramatsu , linux-trace-kernel@vger.kernel.org, linuxppc-dev@lists.ozlabs.org, Michal =?UTF-8?B?U3VjaMOhbmVr?= , Mathieu Desnoyers , Madhavan Srinivasan , "Ritesh Harjani (IBM)" , Harsh Prateek Bora , linux-kernel@vger.kernel.org, kvm@vger.kernel.org, kvm-ppc@vger.kernel.org, stable@vger.kernel.org Subject: Re: [PATCH v3] ring-buffer: Do not check si_mem_available() before deferred init completes Message-ID: <20261023110017.72c9bf20@gandalf.local.home> In-Reply-To: References: <20261016134247.70722-1-amachhiw@linux.ibm.com> <20261022181817.49717-1-amachhiw@linux.ibm.com> X-Mailer: Claws Mail 3.20.0git84 (GTK+ 2.24.33; x86_64-pc-linux-gnu) X-Mailing-List: linuxppc-dev@lists.ozlabs.org List-Id: List-Help: List-Owner: List-Post: List-Archive: , List-Subscribe: , , Precedence: list X-Archived-By: MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: quoted-printable X-Rspamd-Server: rspamout02 X-Rspamd-Queue-Id: A14466000A X-Stat-Signature: tsgqnq55n4bydcajbc8ijqh5raais9q9 X-Spam-Status: No, score=-12.3 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_CR_TRAILER,MAILING_LIST_MULTI,SPF_HELO_PASS,SPF_PASS, UNPARSEABLE_RELAY,USER_AGENT_SANE_2 autolearn=ham autolearn_force=no version=4.0.1 X-Session-Marker: 726F737465647440676F6F646D69732E6F7267 X-Session-ID: U2FsdGVkX1/dr23hATlAmtnFLsRTaJj5AYAM/0nesZI= DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=goodmis.org; h=date:from:to:cc:subject:message-id:in-reply-to:references:mime-version:content-type:content-transfer-encoding; s=dkim1; bh=GTu+v8DMOAbysoph/cbjE04nLy4WCnUvKq56fF3kka4=; b=TI9Xr+8oVB6/+eVuQw+nTLqDmoNjjNuBMRtAMGsUhsE7X0UQlJMvu49btqrDm9TTIsj6gH+vW/oYEGjQIpQ9XYrYUvylOdS1PCiZ8lzx/KfRuG0Ccmcw4xO5zGBJpWLbkbBYvny9UNF1jhMFUwvB+c74cTvapHDCVly8gyaQsf8= X-HE-Tag: 1792767618-41480 X-HE-Meta: U2FsdGVkX18eMYXpWfWbgSCecZIfpE2quM/PgZsA53xA0TIJn+8ZQ/5BZDMttsoN5sWy8uyv2gK0+37paM/0cZzQYcrbooTiMVkW4J/bog/mmOWcE75yU0KRtXc6eRTVe1QmX4AuA+Eq3/zDzCCrTQEaOMU24HmBuHDQ6yb8kPvuWcvSJC3ZTUv24CH4QfhAghPvRzh6GhzExdPK2e187Zc9EKsFV+8cFl0bWcqdOVBkhxtnSO+4SMymwGcoybpxPTu/WaGw8SOSXwIRtpE/quLsB+2OBLvDKfIycX0XhNaJhHU2+30azvxnzwYu5+4Mq4bga5stik7X6fhgzH91y2qmUPFC+69y6Emm5KNzXcJ6DXrqFUzE5jARsrBvoWwmLnWdSTzyU/M= X-Spam-Checker-Version: SpamAssassin 4.0.1 (2024-03-26) on aws-us-west-2-korg-listserv-alma10-1 On Fri, 23 Oct 2026 09:18:10 +0100 Vincent Donnefort wrote: > >=20 > > Fixes: 2a872fa4e9c8 ("ring-buffer: Check if memory is available before = allocation") > > Cc: stable@vger.kernel.org > > Reported-by: Michal Such=C3=A1nek > > Closes: https://lore.kernel.org/all/arYskzbiaNzBR9MD@kunlun.suse.cz/ > > Link: https://lore.kernel.org/all/arYskzbiaNzBR9MD@kunlun.suse.cz/ > > Signed-off-by: Amit Machhiwal =20 >=20 > It is usually good practice to not use in-reply-to to link the series bet= ween > each other. Correct, the best thing to do is add a link to v2 below: >=20 > > --- > > Changes since v2: As in: Changes since v2: https://lore.kernel.org/all/20261016134247.70722-1-amac= hhiw@linux.ibm.com/ As versions in threads of previous versions gets messing and confusing. And in most cases, just dropped entirely. > > - Rebase on top of upstream ring_buffer.c changes from Vincent Donnefo= rt; > > update threshold to i < (nr_pages << subbuf_order). (Michal Such=C3= =A1nek) > >=20 -- Steve