From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mgamail.intel.com (mgamail.intel.com [198.175.65.11]) (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 560B44084E for ; Thu, 29 Aug 2024 15:46:48 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=198.175.65.11 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1724946410; cv=none; b=MSDkUXrfiT0nAfiHmtfInttihHTBnmhH77NcqXoYpWn4c3rUFSJmtOgMSEnJ0Gt4H8jXAeuXJBl58So926GueJUo6ku0H0P4UPMzF24KBIuwBgMPPNfTMdi7ifuo8CkiMQqnp4pPZQM5jvZwWzFLvEqsXrCRCwuIvLVUbVS3kAo= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1724946410; c=relaxed/simple; bh=KjcErCEgCmDjl43vjboJGBw0hPNn9Yt8aen+PL1k2vA=; h=From:To:Cc:Subject:Date:Message-ID:MIME-Version; b=tZTS4luT8lBsZTgUDQT4bMSu9hA7Hsa4SzigGOxHTbdtwqzrjpYSZQTXWK/jEZ2aj2PHamQbwvhXuhrkX9u955rHRZGjtuR9g/aK3jl0+fqguXOWDz09kUCxNi7SkOoswGorje6jBQ2HsJWprgVIyXN3QLhwQH5CD/z49DpIUtU= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.intel.com; spf=none smtp.mailfrom=linux.intel.com; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b=IQvP27/r; arc=none smtp.client-ip=198.175.65.11 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linux.intel.com Authentication-Results: smtp.subspace.kernel.org; spf=none smtp.mailfrom=linux.intel.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=intel.com header.i=@intel.com header.b="IQvP27/r" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=intel.com; i=@intel.com; q=dns/txt; s=Intel; t=1724946408; x=1756482408; h=from:to:cc:subject:date:message-id:mime-version: content-transfer-encoding; bh=KjcErCEgCmDjl43vjboJGBw0hPNn9Yt8aen+PL1k2vA=; b=IQvP27/rmafsmdLHtCitfBhOMfqbf7qxZvRzyz3PVwfYqNfSlLAsKQMw v3t9ikOf+QU7ZxO4FdR1eeQZ2m9pSQXM5NMd8LhAtElqT5n/6XtkU7mBh uIqOcmPmwrvX74YCLpKt3gg3lCz58/vlRHe/0AI/KOXb3w8F95IJdXOiH JKbFhMhhFT6Wu/PLTMV53HFHcO66SYqOdToiqZKx/ptXz/FVMOEueSpPZ 572OddefSaKKTMh4pSYQrNsB0yBKSgZkC0drxyYfsNRnMneeH+DMw2OGZ mlpJbnBJLU+NF2DTK9DqYDE0AcPsrRLqiMFgzI9rjqcLYf3Pt7XeXtlLN Q==; X-CSE-ConnectionGUID: BRnqMj3JRYO0B9MtdsOs0A== X-CSE-MsgGUID: NemsR/ypTpOSoyb99dxzMw== X-IronPort-AV: E=McAfee;i="6700,10204,11179"; a="34122432" X-IronPort-AV: E=Sophos;i="6.10,186,1719903600"; d="scan'208";a="34122432" Received: from fmviesa002.fm.intel.com ([10.60.135.142]) by orvoesa103.jf.intel.com with ESMTP/TLS/ECDHE-RSA-AES256-GCM-SHA384; 29 Aug 2024 08:46:47 -0700 X-CSE-ConnectionGUID: hE6iAtNqSb2ZkFN3oIwmHA== X-CSE-MsgGUID: PKjTB9JzRMiu/SdC9mViRg== X-ExtLoop1: 1 X-IronPort-AV: E=Sophos;i="6.10,186,1719903600"; d="scan'208";a="86845941" Received: from black.fi.intel.com ([10.237.72.28]) by fmviesa002.fm.intel.com with ESMTP; 29 Aug 2024 08:46:45 -0700 Received: by black.fi.intel.com (Postfix, from userid 1003) id 803C6610; Thu, 29 Aug 2024 18:46:44 +0300 (EEST) From: Andy Shevchenko To: Andy Shevchenko , Rodrigo Vivi , dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org Cc: Maarten Lankhorst , Maxime Ripard , Thomas Zimmermann , David Airlie , Daniel Vetter Subject: [PATCH v1 1/1] drm/mm: Mark drm_mm_interval_tree*() functions with __maybe_unused Date: Thu, 29 Aug 2024 18:46:40 +0300 Message-ID: <20240829154640.1120050-1-andriy.shevchenko@linux.intel.com> X-Mailer: git-send-email 2.43.0.rc1.1336.g36b5255a03ac Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit The INTERVAL_TREE_DEFINE() uncoditionally provides a bunch of helper functions which in some cases may be not used. This, in particular, prevents kernel builds with `make W=1` and CONFIG_WERROR=y: .../drm/drm_mm.c:152:1: error: unused function 'drm_mm_interval_tree_insert' [-Werror,-Wunused-function] 152 | INTERVAL_TREE_DEFINE(struct drm_mm_node, rb, | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ 153 | u64, __subtree_last, | ~~~~~~~~~~~~~~~~~~~~ 154 | START, LAST, static inline, drm_mm_interval_tree) | ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ Fix this by marking drm_mm_interval_tree*() functions with __maybe_unused. Fixes: 202b52b7fbf7 ("drm: Track drm_mm nodes with an interval tree") Signed-off-by: Andy Shevchenko --- drivers/gpu/drm/drm_mm.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/gpu/drm/drm_mm.c b/drivers/gpu/drm/drm_mm.c index 5ace481c1901..1ed68d3cd80b 100644 --- a/drivers/gpu/drm/drm_mm.c +++ b/drivers/gpu/drm/drm_mm.c @@ -151,7 +151,7 @@ static void show_leaks(struct drm_mm *mm) { } INTERVAL_TREE_DEFINE(struct drm_mm_node, rb, u64, __subtree_last, - START, LAST, static inline, drm_mm_interval_tree) + START, LAST, static inline __maybe_unused, drm_mm_interval_tree) struct drm_mm_node * __drm_mm_interval_first(const struct drm_mm *mm, u64 start, u64 last) -- 2.43.0.rc1.1336.g36b5255a03ac