From mboxrd@z Thu Jan 1 00:00:00 1970 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 72CEA2144B6 for ; Wed, 9 Apr 2025 20:29:28 +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=1744230568; cv=none; b=GGUUofvq0pDL9eze6nGNdM6ffOc+V+bub4ATGRtGx5zgG8gnu8QvZM28elaKq6gqAHqXztmyi4dJ5hQVKn++HZK8Awq3sLEWp5pNeTD4I3a+xmygi1sdENrpFKA0fjldD+EgIqBmejGj8SgmUH7f+fMH10ssLuoqH+MOnRgaNGU= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1744230568; c=relaxed/simple; bh=yipjOyzmBSZ7V2iWhmnuivyq5uPoOKOJUFIKj9yOP/s=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=rPiscb2+lurgPYY3EHQoZvWl1Nx6RZt+I+D5RP66hmExETWpc/2T9jS8GsrKpMncoVPkUCUPyroqupPbUqCsAU0inFh23fvlQ2h9ghDESm/PGGPA6ccQcpD0FwwcHqN8KThsdKT/6psM49S7yHDhAhPyw0ZnKa21gQrq9RrRRag= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=tpKZSXmZ; 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="tpKZSXmZ" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 996C9C4CEE8; Wed, 9 Apr 2025 20:29:25 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1744230567; bh=yipjOyzmBSZ7V2iWhmnuivyq5uPoOKOJUFIKj9yOP/s=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=tpKZSXmZBjJ4wkcS6G9nXzfgfc8q0EeKC8mII1dvFBQAW5QzzHJFhDmE/gdcsnLBO GA2WqYdwTiAvZ9ztRpmelVio4bpVoB2TIISuqmnqC2zeEnWtxBRcS6SKYVNsZiCAOi ntfivOQyb7ZjzmMOBinpNIoesjT+pA+xWgJj5tl0enmwQQmRGYCqmeYsEFHXlvHJbF j0zGmFsfCzdpHEtjFp8kHkxUu2EaGQr6Em9lliBHNFhQWynbCj5onGbrPNIv0BgQ/6 64uq0UNgeRc4PFnCvBV3TRA55K+w/KNfCX5zhzG91hWuPsvT+avhZlehcIF/N3nZta g89OekGXzTNbw== From: Ingo Molnar To: linux-kernel@vger.kernel.org Cc: Juergen Gross , "H . Peter Anvin" , Dave Hansen , Xin Li , Linus Torvalds , Peter Zijlstra , Borislav Petkov , Thomas Gleixner , Ingo Molnar Subject: [PATCH 04/20] x86/msr: Use u64 in rdmsrl_safe() and paravirt_read_pmc() Date: Wed, 9 Apr 2025 22:28:51 +0200 Message-ID: <20250409202907.3419480-5-mingo@kernel.org> X-Mailer: git-send-email 2.45.2 In-Reply-To: <20250409202907.3419480-1-mingo@kernel.org> References: <20250409202907.3419480-1-mingo@kernel.org> 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 paravirt_read_pmc() result is in fact only loaded into an u64 variable. Signed-off-by: Ingo Molnar Cc: Juergen Gross Cc: H. Peter Anvin Cc: Dave Hansen Cc: Xin Li Cc: Linus Torvalds --- arch/x86/include/asm/paravirt.h | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/arch/x86/include/asm/paravirt.h b/arch/x86/include/asm/paravirt.h index c4c23190925c..c270ca050781 100644 --- a/arch/x86/include/asm/paravirt.h +++ b/arch/x86/include/asm/paravirt.h @@ -231,7 +231,7 @@ static inline void wrmsrl(unsigned msr, u64 val) _err; \ }) -static inline int rdmsrl_safe(unsigned msr, unsigned long long *p) +static inline int rdmsrl_safe(unsigned msr, u64 *p) { int err; @@ -239,7 +239,7 @@ static inline int rdmsrl_safe(unsigned msr, unsigned long long *p) return err; } -static inline unsigned long long paravirt_read_pmc(int counter) +static inline u64 paravirt_read_pmc(int counter) { return PVOP_CALL1(u64, cpu.read_pmc, counter); } -- 2.45.2