Commit-ID:  f56d55781c1ff5663874775d0672ba954fe5634c
Gitweb:     http://git.kernel.org/tip/f56d55781c1ff5663874775d0672ba954fe5634c
Author:     Borislav Petkov <b...@suse.de>
AuthorDate: Mon, 19 Oct 2015 11:17:45 +0200
Committer:  Ingo Molnar <mi...@kernel.org>
CommitDate: Wed, 21 Oct 2015 11:10:56 +0200

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 <b...@suse.de>
Reviewed-by: Dave Young <dyo...@redhat.com>
Reviewed-by: Joerg Roedel <jroe...@suse.de>
Cc: Andrew Morton <a...@linux-foundation.org>
Cc: Andy Lutomirski <l...@amacapital.net>
Cc: H. Peter Anvin <h...@zytor.com>
Cc: Jiri Kosina <jkos...@suse.cz>
Cc: Juergen Gross <jgr...@suse.com>
Cc: Linus Torvalds <torva...@linux-foundation.org>
Cc: Mark Salter <msal...@redhat.com>
Cc: Peter Zijlstra <pet...@infradead.org>
Cc: Thomas Gleixner <t...@linutronix.de>
Cc: WANG Chao <chaow...@redhat.com>
Cc: jerry_hoem...@hp.com
Link: http://lkml.kernel.org/r/1445246268-26285-6-git-send-email...@alien8.de
Signed-off-by: Ingo Molnar <mi...@kernel.org>
---
 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 ea086dd..d478871 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;
--
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