From nobody Sat Oct 4 19:15:07 2025 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 1F9532F49F1; Wed, 13 Aug 2025 10:36:10 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1755081371; cv=none; b=dt5IrEH0VZGXOyE1wwOlZ4kVnc/6/P/7Dp2q2PyRGAL32vo4UAfuVnlGzuEzKxqDoAvg1rWsOlObhtSovQDGcB7QyuCLe7hWBZDYcYtbrqEaWDMKZXyF5oPVZa59vBr46liuK4PKvNR7ADleG9lAdoeN7kMipWuw7kjgxHrNZto= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1755081371; c=relaxed/simple; bh=WnZLoFzTL8UjoJY0cIQ1vOyAt6jb0dOEkPmZF3J4xJE=; h=From:To:Cc:Subject:Date:Message-ID:MIME-Version:Content-Type; b=Gq6SJANjHX19czjQfIihD9Ds7WuJI+fFHVMhLo179bCnnSl2l3ladsovP6jpcK4DK3sGT/lec77COdM47p7GQFgQqMnoCNhLk7/CjWlScfu84BpzhX4Nx2Yr1ySH2AgwpvpH11SBx0vF5m6pEEIjTq6QpeTNMpUwpenAs75lH1g= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=ct6/nd9K; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="ct6/nd9K" Received: by smtp.kernel.org (Postfix) with ESMTPSA id BF12AC4CEEB; Wed, 13 Aug 2025 10:36:09 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1755081370; bh=WnZLoFzTL8UjoJY0cIQ1vOyAt6jb0dOEkPmZF3J4xJE=; h=From:To:Cc:Subject:Date:From; b=ct6/nd9Kb/oBJxNSWGqDGkBaFRaryzuuVT7fTHJK7aM9VKB42+996yYySg/LS+KQm KF3Xj0UIVxs1sZe2Y2E62TCOSjWsCG3q+go3CkJ17rNZUWggL07RJ37sjJissWBgDK h+ercD8nFwNZFGRp+O+X2auTTzSj75pVHFxcyHb8kmAALuy/k2SHgClCaZVOp5rGQH /0L32gfrvBkyUUmy1x8xKkKk/IHlnMc40zJj0Xibj+ZOv1ihce9CKNaXP2j1U4Ampb 8QvvJfHIPlYTJLuJRuRa1JCFVs/6Wikt8lg4R6MM3IZCMRLACwwADitSw0dVWS/T8W 15Vu/tCSEAe5A== From: "Rafael J. Wysocki" To: Linux ACPI Cc: Linux PM , LKML , Sudeep Holla , Artem Bityutskiy Subject: [PATCH v1] ACPI: processor: idle: Add module import namespace Date: Wed, 13 Aug 2025 12:36:04 +0200 Message-ID: <3376499.aeNJFYEL58@rafael.j.wysocki> Organization: Linux Kernel Development Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" From: Rafael J. Wysocki Add a new module import namespace called ACPI_PROCESSOR_IDLE for functions exported from the non-modular part of the ACPI processor driver to the modular part of it. Export acpi_processor_claim_cst_control() and acpi_processor_evaluate_cst() in that namespace to hide them from unrelated modules. They are also used by the intel_idle driver, but it is non-modular, so it can call them regardless of the way the symbols are exported. Signed-off-by: Rafael J. Wysocki --- drivers/acpi/acpi_processor.c | 4 ++-- drivers/acpi/processor_idle.c | 2 ++ 2 files changed, 4 insertions(+), 2 deletions(-) --- a/drivers/acpi/acpi_processor.c +++ b/drivers/acpi/acpi_processor.c @@ -815,7 +815,7 @@ cst_control_claimed =3D true; return true; } -EXPORT_SYMBOL_GPL(acpi_processor_claim_cst_control); +EXPORT_SYMBOL_NS_GPL(acpi_processor_claim_cst_control, "ACPI_PROCESSOR_IDL= E"); =20 /** * acpi_processor_evaluate_cst - Evaluate the processor _CST control metho= d. @@ -994,5 +994,5 @@ =20 return ret; } -EXPORT_SYMBOL_GPL(acpi_processor_evaluate_cst); +EXPORT_SYMBOL_NS_GPL(acpi_processor_evaluate_cst, "ACPI_PROCESSOR_IDLE"); #endif /* CONFIG_ACPI_PROCESSOR_CSTATE */ --- a/drivers/acpi/processor_idle.c +++ b/drivers/acpi/processor_idle.c @@ -1431,3 +1431,5 @@ pr->flags.power_setup_done =3D 0; return 0; } + +MODULE_IMPORT_NS("ACPI_PROCESSOR_IDLE");