From patchwork Wed Sep 4 20:41:29 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Colton Lewis X-Patchwork-Id: 13791422 Received: from mail-io1-f73.google.com (mail-io1-f73.google.com [209.85.166.73]) (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 C24F014901B for ; Wed, 4 Sep 2024 20:42:28 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.166.73 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1725482550; cv=none; b=ICJOsNfPeZ3LD03oJnRkZOa3kVTaAVlCCplHnmE1AiwUtJ8icQtekkD5Ej+oQVYFjdm850l/fNXe0Og/cEYRGtk5s+1UypKjimAj6Hr7Bq3SAX1O+gf2ciF3owHYH1yu/IZN9bj+2GvmvLNxtJpC9e/AFGY+i/Jb/vK5KYin+xc= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1725482550; c=relaxed/simple; bh=Bc+G/ABmIxicp+Ktu0Km0LfXC9Azpt75Q+13cZSyLUo=; h=Date:In-Reply-To:Mime-Version:References:Message-ID:Subject:From: To:Cc:Content-Type; b=en2md0Gy+YVhMF20xarq+XqQzuiHjMIH6cZRsNpjkg0gWdAngxmXIN7gKC39n9YqCRFEfk7adeHZDzwmOgl4oJAtFyL1sD42z0/wBGWzuOql5jV8KXh3XVz5rSbrvQ4G5a/sMmc7a2j+JOdoz8D/FmZW5YdIljBU85Qi20awxU8= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=google.com; spf=pass smtp.mailfrom=flex--coltonlewis.bounces.google.com; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b=vPaamzDV; arc=none smtp.client-ip=209.85.166.73 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--coltonlewis.bounces.google.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b="vPaamzDV" Received: by mail-io1-f73.google.com with SMTP id ca18e2360f4ac-82a22983440so762144039f.1 for ; Wed, 04 Sep 2024 13:42:28 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20230601; t=1725482548; x=1726087348; darn=vger.kernel.org; h=cc:to:from:subject:message-id:references:mime-version:in-reply-to :date:from:to:cc:subject:date:message-id:reply-to; bh=da1VGWoVEM0srL8pak+5iYqVi4U1+WdMmmo+Uby7jLQ=; b=vPaamzDVl/FS6cwnaPAcaNjuiNK3fJsynhx3EYdT7rSauKnJ2h4agkmHQKe3r/pJIy Evgg1ow/X/JozBF16HwHE6b2qL+kdWSykNQBpUgLew6BIr0K2nOWLC2cenoYkyVs9/SL 8GaiAHZmsXlOyEh1WkA0Byqqc1ah1zq2MHfrHjbBkVp1IDYlAvdilOPNx5EH0A6l0Rsv ruHGnuRdi+9nN+8yPEH6mcGAK82zNGo6W43znVbef9RL+a9G9l9bH9kNwqYtScVR6EH6 n6i9zYLtlQiuGBLCuLe32Bejp+QogIvUfLme7RmxGkolYUXzRoXr7mSXK1QAHsdZiXqO gwpQ== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1725482548; x=1726087348; h=cc:to:from:subject:message-id:references:mime-version:in-reply-to :date:x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=da1VGWoVEM0srL8pak+5iYqVi4U1+WdMmmo+Uby7jLQ=; b=QPPllyZvqUldNX4WcVX/RSWfONcWgNmKWn9XWGjBtHf4/XDMvW7XkP1pYKqVAvLl8+ YGg8/3tDH6qJ6z4m5+iRAqPSg6hmpDYI8CPuxvK1yI/vfCXoDGj5m6Fvx6Xoqmgb9VeM vWUNM9ZN/i0RSe4c6js8tIAgsTLHhdhX1URZ712M7nxMAd+8hzjp/Y3aS/JtF5YybtRl pmQ2t7KrhrfLdKRywjzQJDlMwErqRxumVJEfPL+9dPUeL8oyuVeQ3+ho1H9zHRbCis5R w9LBrQBSVWXVl9VpKeVC3dgmqoVSrvvg+1MtV4jx/Z8USZTflf3d8x/51vXQTj40J7wm o48g== X-Gm-Message-State: AOJu0Yxe/6+t2QbTHw9JPkbULJq5W49BYD/MXkHOs9jUpSjTrH+GNIZP x/C3YBqlzjwXng81UaumqZ09oTcfDOwz9ehBFNKG9wbnSwhkzZhNWtSD0OKSAyc1RWx68mpCpKK lQnh1wniAYjuJ8PQJVDOaizFjP0Bhy37T5t3MxS+WZhWiJZTSTxr+BYspOWBCm1urJprn3i9cs9 2dRb7P+G/74Clj+FlBEKKrg//pT3lUbT64NJD68rHm5eQVtmw6v9KCZCY= X-Google-Smtp-Source: AGHT+IF5VwhfDwFkkz0RNP4hdicHfuNY6pJqQwTSSeUmfbLEP1/IRR0I2ApAClPpKugjZhskT8IDcbh94c8otLZ8KA== X-Received: from coltonlewis-kvm.c.googlers.com ([fda3:e722:ac3:cc00:2b:ff92:c0a8:14ce]) (user=coltonlewis job=sendgmr) by 2002:a05:6638:2396:b0:4c0:9a05:44d0 with SMTP id 8926c6da1cb9f-4d017d7b001mr570237173.1.1725482547230; Wed, 04 Sep 2024 13:42:27 -0700 (PDT) Date: Wed, 4 Sep 2024 20:41:29 +0000 In-Reply-To: <20240904204133.1442132-1-coltonlewis@google.com> Precedence: bulk X-Mailing-List: kvm@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Mime-Version: 1.0 References: <20240904204133.1442132-1-coltonlewis@google.com> X-Mailer: git-send-email 2.46.0.469.g59c65b2a67-goog Message-ID: <20240904204133.1442132-2-coltonlewis@google.com> Subject: [PATCH 1/5] arm: perf: Drop unused functions From: Colton Lewis To: kvm@vger.kernel.org Cc: Oliver Upton , Sean Christopherson , Peter Zijlstra , Ingo Molnar , Arnaldo Carvalho de Melo , Namhyung Kim , Mark Rutland , Alexander Shishkin , Jiri Olsa , Ian Rogers , Adrian Hunter , Kan Liang , Will Deacon , Russell King , Catalin Marinas , Michael Ellerman , Nicholas Piggin , Christophe Leroy , Naveen N Rao , Heiko Carstens , Vasily Gorbik , Alexander Gordeev , Christian Borntraeger , Sven Schnelle , Thomas Gleixner , Borislav Petkov , Dave Hansen , x86@kernel.org, "H . Peter Anvin" , linux-perf-users@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linuxppc-dev@lists.ozlabs.org, linux-s390@vger.kernel.org, Colton Lewis perf_instruction_pointer() and perf_misc_flags() aren't used anywhere in this particular perf implementation. Drop them. Signed-off-by: Colton Lewis Acked-by: Mark Rutland --- arch/arm/include/asm/perf_event.h | 7 ------- arch/arm/kernel/perf_callchain.c | 17 ----------------- 2 files changed, 24 deletions(-) diff --git a/arch/arm/include/asm/perf_event.h b/arch/arm/include/asm/perf_event.h index bdbc1e590891..c08f16f2e243 100644 --- a/arch/arm/include/asm/perf_event.h +++ b/arch/arm/include/asm/perf_event.h @@ -8,13 +8,6 @@ #ifndef __ARM_PERF_EVENT_H__ #define __ARM_PERF_EVENT_H__ -#ifdef CONFIG_PERF_EVENTS -struct pt_regs; -extern unsigned long perf_instruction_pointer(struct pt_regs *regs); -extern unsigned long perf_misc_flags(struct pt_regs *regs); -#define perf_misc_flags(regs) perf_misc_flags(regs) -#endif - #define perf_arch_fetch_caller_regs(regs, __ip) { \ (regs)->ARM_pc = (__ip); \ frame_pointer((regs)) = (unsigned long) __builtin_frame_address(0); \ diff --git a/arch/arm/kernel/perf_callchain.c b/arch/arm/kernel/perf_callchain.c index 1d230ac9d0eb..a2601b1ef318 100644 --- a/arch/arm/kernel/perf_callchain.c +++ b/arch/arm/kernel/perf_callchain.c @@ -96,20 +96,3 @@ perf_callchain_kernel(struct perf_callchain_entry_ctx *entry, struct pt_regs *re arm_get_current_stackframe(regs, &fr); walk_stackframe(&fr, callchain_trace, entry); } - -unsigned long perf_instruction_pointer(struct pt_regs *regs) -{ - return instruction_pointer(regs); -} - -unsigned long perf_misc_flags(struct pt_regs *regs) -{ - int misc = 0; - - if (user_mode(regs)) - misc |= PERF_RECORD_MISC_USER; - else - misc |= PERF_RECORD_MISC_KERNEL; - - return misc; -}