From f56d55781c1ff5663874775d0672ba954fe5634c Mon Sep 17 00:00:00 2001 From: Borislav Petkov Date: Mon, 19 Oct 2015 11:17:45 +0200 Subject: [PATCH] x86/setup/crash: Cleanup some more * Remove unused auto_set variable * Cleanup local function variable declarations * Reformat printk string and use pr_info() No functionality change. Signed-off-by: Borislav Petkov Reviewed-by: Dave Young Reviewed-by: Joerg Roedel Cc: Andrew Morton Cc: Andy Lutomirski Cc: H. Peter Anvin Cc: Jiri Kosina Cc: Juergen Gross Cc: Linus Torvalds Cc: Mark Salter Cc: Peter Zijlstra Cc: Thomas Gleixner Cc: WANG Chao Cc: jerry_hoemann@hp.com Link: http://lkml.kernel.org/r/1445246268-26285-6-git-send-email-bp@alien8.de Signed-off-by: Ingo Molnar --- arch/x86/kernel/setup.c | 19 +++++++------------ 1 file changed, 7 insertions(+), 12 deletions(-) diff --git a/arch/x86/kernel/setup.c b/arch/x86/kernel/setup.c index ea086dd8e821..d4788719a1e2 100644 --- a/arch/x86/kernel/setup.c +++ b/arch/x86/kernel/setup.c @@ -499,17 +499,15 @@ static void __init memblock_x86_reserve_range_setup_data(void) static int __init reserve_crashkernel_low(void) { #ifdef CONFIG_X86_64 - unsigned long long low_base = 0, low_size = 0; + unsigned long long base, low_base = 0, low_size = 0; unsigned long total_low_mem; - unsigned long long base; - bool auto_set = false; int ret; total_low_mem = memblock_mem_size(1UL << (32 - PAGE_SHIFT)); /* crashkernel=Y,low */ ret = parse_crashkernel_low(boot_command_line, total_low_mem, &low_size, &base); - if (ret != 0) { + if (ret) { /* * two parts from lib/swiotlb.c: * -swiotlb size: user-specified with swiotlb= or default. @@ -520,7 +518,6 @@ static int __init reserve_crashkernel_low(void) * don't run out of DMA buffers for 32-bit devices. */ low_size = max(swiotlb_size_or_default() + (8UL << 20), 256UL << 20); - auto_set = true; } else { /* passed with crashkernel=0,low ? */ if (!low_size) @@ -550,8 +547,7 @@ static int __init reserve_crashkernel_low(void) static void __init reserve_crashkernel(void) { - unsigned long long total_mem; - unsigned long long crash_size, crash_base; + unsigned long long crash_size, crash_base, total_mem; bool high = false; int ret; @@ -600,11 +596,10 @@ static void __init reserve_crashkernel(void) return; } - printk(KERN_INFO "Reserving %ldMB of memory at %ldMB " - "for crashkernel (System RAM: %ldMB)\n", - (unsigned long)(crash_size >> 20), - (unsigned long)(crash_base >> 20), - (unsigned long)(total_mem >> 20)); + pr_info("Reserving %ldMB of memory at %ldMB for crashkernel (System RAM: %ldMB)\n", + (unsigned long)(crash_size >> 20), + (unsigned long)(crash_base >> 20), + (unsigned long)(total_mem >> 20)); crashk_res.start = crash_base; crashk_res.end = crash_base + crash_size - 1; -- 2.20.1