Messages in this thread Patch in this message | | | From | Andy Shevchenko <> | Subject | [PATCH v3 1/1] x86/early_printk: Set __iomem address space for IO | Date | Mon, 12 Oct 2015 13:47:17 +0300 |
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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
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