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Mon, 30 May 2022 13:40:00 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=stgolabs.net; s=dreamhost; t=1653943200; bh=+6cSYBpZDS32mSj8yS3fuze9FxP3KWL3wu/pxgIPKE8=; h=Date:From:To:Cc:Subject:Content-Type; b=KNChsDYpRVcsbfTO0Y35UGaUwSE9QTDxa9HMfv/58Miiqc0uYPivRfNjfTZ3omdOT vbAWKTCLAxOewmgZM3HUa4hiMahh/OgKSHxEMG3x02kMGCwM35RFe6tyiYJ6/1d4jr M7rFsNxqv+eSI62+RfvCLf2VtizMJzcfXkxVflnq+FNxfkegpqBckFAVJEU+80ffCb zi2H/Ja/DDLPJ4dyf1u3gyjN3XkVsHbfGRgT1b3DDpQKH4mOaEZiq3BeTnTEXzxJU6 zuDYNiRkgAVoAbtl8wjE0hOrq6NqNL5N26g114Juv3Yyt2qXM5l6B+VC8zzOAAbudr 3ukU9OPays4gA== Date: Mon, 30 May 2022 13:26:42 -0700 From: Davidlohr Bueso To: Junwen Wu Cc: rostedt@goodmis.org, mingo@redhat.com, will@kernel.org, peterz@infradead.org, tglx@linutronix.de, linux-kernel@vger.kernel.org Subject: Re: [PATCH v2] softirq: Add tracepoint for tasklet_entry/exit Message-ID: <20220530202642.q22urp5yl6pzdyqq@offworld> References: <20220528144228.46867-1-wudaemon@163.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii; format=flowed Content-Disposition: inline In-Reply-To: <20220528144228.46867-1-wudaemon@163.com> User-Agent: NeoMutt/20220408 X-Spam-Status: No, score=-2.1 required=5.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,RCVD_IN_DNSWL_NONE, SPF_HELO_NONE,SPF_PASS,T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Sat, 28 May 2022, Junwen Wu wrote: >Usually softirq handler is pre-defined,only tasklet can be register by >driver.We expand tracepoint for tasklet_entry/exit to trace >tasklet handler. Tasklets are artifacts of the past, and deprecated years ago. Lets not add to moot interfaces. Everything should be converted to run in task context. Thanks, Davidlohr