From nobody Tue Dec 16 23:58:44 2025 Received: from mail-yb1-f201.google.com (mail-yb1-f201.google.com [209.85.219.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 94EC91D9526 for ; Mon, 17 Jun 2024 15:51:17 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.219.201 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1718639479; cv=none; b=qix5BIkN3GRkjsu7uvNENDfnxylreGjUFBQQmGhVyIiHVlRJDcQhu9mFeZpA4cPpRhl58uICFrclieogVZ4fRMKGijG/6xfmFJ34mLgw1ZakJLsESSe47py3Byai//4ZD59zrdx9T2GaHM1DAGzlnjmvY6+u5d0wuByESBtH328= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1718639479; c=relaxed/simple; bh=Gl6mEoqAkIrRN9bRN6Tg1oiCsDVylHWziGdPna2H36A=; h=Date:Mime-Version:Message-ID:Subject:From:To:Cc:Content-Type; b=YB9TSfjSRBaGysy6l7HGHvwuV+M/aHzO1UHcgQSijAGM1g9YKB26GfoFqMNP7frogb/JEce1AAfJP0gFz/QIfcy1hmXj8Cm7R1lk0uVTdwjeGs4CIjVPHVJTeLalaoElkOZTjHNV2n1LcBVBcWvMLL23oQrZv64BdcP6+aK+0Yc= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=google.com; spf=pass smtp.mailfrom=flex--seanjc.bounces.google.com; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b=2Xr7WBwj; arc=none smtp.client-ip=209.85.219.201 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=google.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=flex--seanjc.bounces.google.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b="2Xr7WBwj" Received: by mail-yb1-f201.google.com with SMTP id 3f1490d57ef6-dfe44496da9so7914303276.0 for ; Mon, 17 Jun 2024 08:51:17 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20230601; t=1718639476; x=1719244276; darn=vger.kernel.org; h=cc:to:from:subject:message-id:mime-version:date:reply-to:from:to:cc :subject:date:message-id:reply-to; bh=QmjnXUur+pQEKANZ6hOpI9ezYlLEVt778EOmcZMiXgM=; b=2Xr7WBwjlnR3SUJaFe87zhYveXY7Js4fk+qswDypGA86hiLU4ZznJQ+Au9k7Fxxlxw qdNtko/r8vuHaew0veisDvad3PJStvCxAP0de8tlGTxADYgEtsGf8kR/f2grRR4Qtpxe 8B0hkbkh9LiuK3WkMU2N8+3yt8SgwFQydr/izoRgkk7RL/Hy2ip2zHliMuWtGv6V0ARx J7llIBVPHdwsvCl3FXSivG7qQ9aDKo9CM8sEWzk24dv5ercpnPzecEbWOkuF0Z077OSg S/QmOXm6Hp6xdXgNmE01z8/cSHCO0RPzSW6R5A8LukkvWpd38CBD80H/5mYSgLY8rgee EiXw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1718639476; x=1719244276; h=cc:to:from:subject:message-id:mime-version:date:reply-to :x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=QmjnXUur+pQEKANZ6hOpI9ezYlLEVt778EOmcZMiXgM=; b=tGjkZKeMAbg97BgvSnmmY1VsbEtA3Y4PkpcbjxyhkmOTpDpe/rcgIzfWHdUcGmV2Lq 50ESEfj3m+mWryGm8ywXs1w/0CMP4TzvRhmRxdVlrAdxFizq5rE5vtT1QFp7hLmmWTHv kywhG0DU/gpFdoZChVUw9MC5eqrN4XwtKTdVn7orKBNt5raiXobqQwUgDfkFYq3U6Cjg ZglojimzGWfbbeKwFaGu0uwt+G5Q9UoD5HR1JA3Cojvt4hm1EF6wR/VRZHw1q643N+q7 jHG2tfky4jixIJprwxThia9bF8DES/TA1LSvkIp459RRwCWuKoWxigeDRO8M7bopEMIy /3Yg== X-Gm-Message-State: AOJu0YwzECufzwoCSZdfWhdCOr3Eho+G7aT9hvK/jgQ7uv7+wXHFZ63K m1yp2T34GOlUwGTFdneI86lLB1MSX/yVUN6nvTosK9iuGQxQ/vMqEHa2kV8QmMXVX0SMVznBQjq GSQ== X-Google-Smtp-Source: AGHT+IHN3YE23nyRRG3lLscMlpvRRvWZoTv3qxGG0qqcuyi1Ap4PJhzaODpPoKmEM24Apl4OwoS2icaRQis= X-Received: from zagreus.c.googlers.com ([fda3:e722:ac3:cc00:7f:e700:c0a8:5c37]) (user=seanjc job=sendgmr) by 2002:a05:6902:2b04:b0:dfd:a911:5722 with SMTP id 3f1490d57ef6-dff1550b4f4mr1256878276.8.1718639476511; Mon, 17 Jun 2024 08:51:16 -0700 (PDT) Reply-To: Sean Christopherson Date: Mon, 17 Jun 2024 08:51:14 -0700 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Mime-Version: 1.0 X-Mailer: git-send-email 2.45.2.627.g7a2c4fd464-goog Message-ID: <20240617155114.1471233-1-seanjc@google.com> Subject: [PATCH] context_tracking: Tag context_tracking_enabled_this_cpu() __always_inline From: Sean Christopherson To: Frederic Weisbecker , "Paul E. McKenney" Cc: linux-kernel@vger.kernel.org, Sean Christopherson Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" Force context_tracking_enabled_this_cpu() to be inlined so that invoking it from guest_context_enter_irqoff(), which KVM uses in non-instrumentable code, doesn't unexpectedly leave a noinstr section. vmlinux.o: warning: objtool: vmx_vcpu_enter_exit+0x1c7: call to context_tracking_enabled_this_cpu() leaves .noinstr.text section vmlinux.o: warning: objtool: svm_vcpu_enter_exit+0x83: call to context_tracking_enabled_this_cpu() leaves .noinstr.text section Note, the CONFIG_CONTEXT_TRACKING_USER=3Dn stub is already __always_inline. Signed-off-by: Sean Christopherson --- include/linux/context_tracking_state.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/include/linux/context_tracking_state.h b/include/linux/context= _tracking_state.h index bbff5f7f8803..1a23d8c7d8c3 100644 --- a/include/linux/context_tracking_state.h +++ b/include/linux/context_tracking_state.h @@ -113,7 +113,7 @@ static __always_inline bool context_tracking_enabled_cp= u(int cpu) return context_tracking_enabled() && per_cpu(context_tracking.active, cpu= ); } =20 -static inline bool context_tracking_enabled_this_cpu(void) +static __always_inline bool context_tracking_enabled_this_cpu(void) { return context_tracking_enabled() && __this_cpu_read(context_tracking.act= ive); } base-commit: e4e9e1067138e5620cf0500c3e5f6ebfb9d322c8 --=20 2.45.2.627.g7a2c4fd464-goog