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Fri, 15 May 2026 07:02:13 -0700 (PDT) From: "Vineeth Pillai (Google)" To: Matthew Brost , =?UTF-8?q?Thomas=20Hellstr=C3=B6m?= , Rodrigo Vivi , David Airlie , Simona Vetter Cc: intel-xe@lists.freedesktop.org, dri-devel@lists.freedesktop.org, Steven Rostedt , linux-trace-kernel@vger.kernel.org, Vineeth Pillai , Peter Zijlstra Subject: [PATCH 2/3] drm/xe: Use trace_call__##name() at guarded tracepoint call site Date: Fri, 15 May 2026 10:01:41 -0400 Message-ID: <20260515140141.2239437-1-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/gpu/drm/xe/xe_guc_ct.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) diff --git a/drivers/gpu/drm/xe/xe_guc_ct.c b/drivers/gpu/drm/xe/xe_guc_ct.c index a11cff7a20be..8a10a1ede983 100644 --- a/drivers/gpu/drm/xe/xe_guc_ct.c +++ b/drivers/gpu/drm/xe/xe_guc_ct.c @@ -1032,8 +1032,9 @@ static int h2g_write(struct xe_guc_ct *ct, const u32 *action, u32 len, * the fast H2G submission path when tracing is not active. */ if (trace_xe_guc_ctb_h2g_enabled()) - trace_xe_guc_ctb_h2g(xe, gt->info.id, *(action - 1), full_len, - desc_read(xe, h2g, head), h2g->info.tail); + trace_call__xe_guc_ctb_h2g(xe, gt->info.id, *(action - 1), + full_len, desc_read(xe, h2g, head), + h2g->info.tail); return 0; -- 2.54.0