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Fri, 15 May 2026 06:59:31 -0700 (PDT) From: "Vineeth Pillai (Google)" To: Sumit Semwal , =?UTF-8?q?Christian=20K=C3=B6nig?= Cc: linux-media@vger.kernel.org, dri-devel@lists.freedesktop.org, linaro-mm-sig@lists.linaro.org, Steven Rostedt , linux-trace-kernel@vger.kernel.org, Vineeth Pillai , Peter Zijlstra Subject: [PATCH v3 05/11] dma-buf: Use trace_call__##name() at guarded tracepoint call sites Date: Fri, 15 May 2026 09:59:27 -0400 Message-ID: <20260515135927.2238823-1-vineeth@bitbyteword.org> X-Mailer: git-send-email 2.54.0 Precedence: bulk X-Mailing-List: linux-trace-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit From: Vineeth Pillai Replace trace_foo() with the new trace_call__foo() at sites already guarded by trace_foo_enabled(), avoiding a redundant static_branch_unlikely() re-evaluation inside the tracepoint. trace_call__foo() calls the tracepoint callbacks directly without utilizing the static branch again. Original v2 series: https://lore.kernel.org/linux-trace-kernel/20260323160052.17528-1-vineeth@bitbyteword.org/ Parts of the original v2 series have already been merged in mainline. This patch is being reposted as a follow-up cleanup for the remaining unmerged pieces. Suggested-by: Steven Rostedt Suggested-by: Peter Zijlstra Signed-off-by: Vineeth Pillai (Google) Assisted-by: Claude:claude-sonnet-4-6 --- drivers/dma-buf/dma-fence.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/dma-buf/dma-fence.c b/drivers/dma-buf/dma-fence.c index a2aa82f4eedd..a41cdd9c9343 100644 --- a/drivers/dma-buf/dma-fence.c +++ b/drivers/dma-buf/dma-fence.c @@ -553,7 +553,7 @@ dma_fence_wait_timeout(struct dma_fence *fence, bool intr, signed long timeout) } if (trace_dma_fence_wait_end_enabled()) { rcu_read_lock(); - trace_dma_fence_wait_end(fence); + trace_call__dma_fence_wait_end(fence); rcu_read_unlock(); } return ret; -- 2.54.0