Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753903AbbBXKjy (ORCPT ); Tue, 24 Feb 2015 05:39:54 -0500 Received: from mail.skyhub.de ([78.46.96.112]:58763 "EHLO mail.skyhub.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753250AbbBXKhw (ORCPT ); Tue, 24 Feb 2015 05:37:52 -0500 From: Borislav Petkov To: X86 ML Cc: LKML , Quentin Casasnovas Subject: [PATCH 09/13] x86/microcode/intel: Simplify generic_load_microcode_early() Date: Tue, 24 Feb 2015 11:37:08 +0100 Message-Id: <1424774232-5981-10-git-send-email-bp@alien8.de> X-Mailer: git-send-email 2.2.0.33.gc18b867 In-Reply-To: <1424774232-5981-1-git-send-email-bp@alien8.de> References: <1424774232-5981-1-git-send-email-bp@alien8.de> Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 3570 Lines: 116 From: Borislav Petkov * remove state variable and out label * get rid of completely unused mc_size * shorten variable names * get rid of local variables * don't do assignments in local var declarations for less cluttered code * finally rename it to the shorter and perfectly fine load_microcode_early() No functionality change. Signed-off-by: Borislav Petkov --- arch/x86/kernel/cpu/microcode/intel_early.c | 55 ++++++++++++++--------------- 1 file changed, 26 insertions(+), 29 deletions(-) diff --git a/arch/x86/kernel/cpu/microcode/intel_early.c b/arch/x86/kernel/cpu/microcode/intel_early.c index c3892244fe3e..2dd8121c979d 100644 --- a/arch/x86/kernel/cpu/microcode/intel_early.c +++ b/arch/x86/kernel/cpu/microcode/intel_early.c @@ -35,38 +35,35 @@ static struct mc_saved_data { } mc_saved_data; static enum ucode_state -generic_load_microcode_early(struct microcode_intel **mc_saved_p, - unsigned int mc_saved_count, - struct ucode_cpu_info *uci) +load_microcode_early(struct microcode_intel **saved, + unsigned int num_saved, struct ucode_cpu_info *uci) { struct microcode_intel *ucode_ptr, *new_mc = NULL; - int new_rev = uci->cpu_sig.rev; - enum ucode_state state = UCODE_OK; - unsigned int mc_size; - struct microcode_header_intel *mc_header; - unsigned int csig = uci->cpu_sig.sig; - unsigned int cpf = uci->cpu_sig.pf; - int i; + struct microcode_header_intel *mc_hdr; + int new_rev, ret, i; - for (i = 0; i < mc_saved_count; i++) { - ucode_ptr = mc_saved_p[i]; + new_rev = uci->cpu_sig.rev; - mc_header = (struct microcode_header_intel *)ucode_ptr; - mc_size = get_totalsize(mc_header); - if (get_matching_microcode(csig, cpf, ucode_ptr, new_rev)) { - new_rev = mc_header->rev; - new_mc = ucode_ptr; - } - } + for (i = 0; i < num_saved; i++) { + ucode_ptr = saved[i]; + mc_hdr = (struct microcode_header_intel *)ucode_ptr; + + ret = get_matching_microcode(uci->cpu_sig.sig, + uci->cpu_sig.pf, + ucode_ptr, + new_rev); + if (!ret) + continue; - if (!new_mc) { - state = UCODE_NFOUND; - goto out; + new_rev = mc_hdr->rev; + new_mc = ucode_ptr; } + if (!new_mc) + return UCODE_NFOUND; + uci->mc = (struct microcode_intel *)new_mc; -out: - return state; + return UCODE_OK; } static void @@ -114,13 +111,13 @@ load_microcode(struct mc_saved_data *mc_saved_data, microcode_pointer(mc_saved_tmp, mc_saved_in_initrd, initrd_start, count); - return generic_load_microcode_early(mc_saved_tmp, count, uci); + return load_microcode_early(mc_saved_tmp, count, uci); } else { #ifdef CONFIG_X86_32 microcode_phys(mc_saved_tmp, mc_saved_data); - return generic_load_microcode_early(mc_saved_tmp, count, uci); + return load_microcode_early(mc_saved_tmp, count, uci); #else - return generic_load_microcode_early(mc_saved_data->mc_saved, + return load_microcode_early(mc_saved_data->mc_saved, count, uci); #endif } @@ -775,8 +772,8 @@ void reload_ucode_intel(void) collect_cpu_info_early(&uci); - ret = generic_load_microcode_early(mc_saved_data.mc_saved, - mc_saved_data.mc_saved_count, &uci); + ret = load_microcode_early(mc_saved_data.mc_saved, + mc_saved_data.mc_saved_count, &uci); if (ret != UCODE_OK) return; -- 2.2.0.33.gc18b867 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/