linux-kernel - [PATCH] x86, ioremap: use %pR in printk

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Date:	Mon, 20 Oct 2008 09:12:03 +0200
From:	Ingo Molnar <mingo@...e.hu>
To:	Benjamin Herrenschmidt <benh@...nel.crashing.org>
Cc:	Linus Torvalds <torvalds@...l.org>, linux-kernel@...r.kernel.org,
	David Miller <davem@...emloft.net>, linux-pci@...r.kernel.org,
	yhlu.kernel@...il.com, Andrew Morton <akpm@...ux-foundation.org>,
	Jesse Barnes <jbarnes@...tuousgeek.org>
Subject: [PATCH] x86, ioremap: use %pR in printk


* Benjamin Herrenschmidt <benh@...nel.crashing.org> wrote:

> This converts things in drivers/pci to use %pR to printout the
> content of a struct resource instead of hand-casted %llx or
> other variants.
> 
> Signed-off-by: Benjamin Herrenschmidt <benh@...nel.crashing.org>

cool!

 Acked-by: Ingo Molnar <mingo@...e.hu>

there's also two places in arch/x86/mm/ioremap.c that could use this 
straight away - see the (untested) patch below.

	Ingo

--------------------->
>From 3b4f8fd4ff54a2da035e972a610b8d5ac8d8eabb Mon Sep 17 00:00:00 2001
From: Ingo Molnar <mingo@...e.hu>
Date: Mon, 20 Oct 2008 09:08:57 +0200
Subject: [PATCH] x86, ioremap: use %pR in printk

use the new %pR IO resource pointer/address/size printk type conversion
specifier.

Signed-off-by: Ingo Molnar <mingo@...e.hu>
---
 arch/x86/mm/ioremap.c |   10 +++++-----
 1 files changed, 5 insertions(+), 5 deletions(-)

diff --git a/arch/x86/mm/ioremap.c b/arch/x86/mm/ioremap.c
index ae71e11..640c653 100644
--- a/arch/x86/mm/ioremap.c
+++ b/arch/x86/mm/ioremap.c
@@ -207,8 +207,8 @@ static void __iomem *__ioremap_caller(resource_size_t phys_addr,
 		return NULL;
 
 	if (!phys_addr_valid(phys_addr)) {
-		printk(KERN_WARNING "ioremap: invalid physical address %llx\n",
-		       (unsigned long long)phys_addr);
+		printk(KERN_WARNING "ioremap: invalid physical address %pR\n",
+		       phys_addr);
 		WARN_ON_ONCE(1);
 		return NULL;
 	}
@@ -267,9 +267,9 @@ static void __iomem *__ioremap_caller(resource_size_t phys_addr,
 		    (prot_val == _PAGE_CACHE_WC &&
 		     new_prot_val == _PAGE_CACHE_WB)) {
 			pr_debug(
-		"ioremap error for 0x%llx-0x%llx, requested 0x%lx, got 0x%lx\n",
-				(unsigned long long)phys_addr,
-				(unsigned long long)(phys_addr + size),
+		"ioremap error for %pR-%pR, requested 0x%lx, got 0x%lx\n",
+				phys_addr,
+				phys_addr + size,
 				prot_val, new_prot_val);
 			free_memtype(phys_addr, phys_addr + size);
 			return NULL;
--
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