lkml.org 
[lkml]   [2015]   [Oct]   [12]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
From
Subject[PATCH v3 1/1] x86/early_printk: Set __iomem address space for IO
Date
There are following warnings on unpatched code:

arch/x86/kernel/early_printk.c:198:32: warning: incorrect type in initializer (different address spaces)
arch/x86/kernel/early_printk.c:198:32: expected void [noderef] <asn:2>*vaddr
arch/x86/kernel/early_printk.c:198:32: got unsigned int [usertype] *<noident>
arch/x86/kernel/early_printk.c:205:32: warning: incorrect type in initializer (different address spaces)
arch/x86/kernel/early_printk.c:205:32: expected void [noderef] <asn:2>*vaddr
arch/x86/kernel/early_printk.c:205:32: got unsigned int [usertype] *<noident>

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
---
v3:
- u32 * -> u32 __iomem *
arch/x86/kernel/early_printk.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/arch/x86/kernel/early_printk.c b/arch/x86/kernel/early_printk.c
index 076a4a7..21bf924 100644
--- a/arch/x86/kernel/early_printk.c
+++ b/arch/x86/kernel/early_printk.c
@@ -195,14 +195,14 @@ static __init void early_serial_init(char *s)
#ifdef CONFIG_PCI
static void mem32_serial_out(unsigned long addr, int offset, int value)
{
- u32 *vaddr = (u32 *)addr;
+ u32 __iomem *vaddr = (u32 __iomem *)addr;
/* shift implied by pointer type */
writel(value, vaddr + offset);
}

static unsigned int mem32_serial_in(unsigned long addr, int offset)
{
- u32 *vaddr = (u32 *)addr;
+ u32 __iomem *vaddr = (u32 __iomem *)addr;
/* shift implied by pointer type */
return readl(vaddr + offset);
}
--
2.5.3


\
 
 \ /
  Last update: 2015-10-12 13:21    [W:0.038 / U:0.504 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site