diff mbox

[08/22] ARM: LPAE: use phys_addr_t for initrd location and size

Message ID 1343775898-28345-9-git-send-email-cyril@ti.com (mailing list archive)
State New, archived
Headers show

Commit Message

Cyril Chemparathy July 31, 2012, 11:04 p.m. UTC
From: Vitaly Andrianov <vitalya@ti.com>

This patch fixes the initrd setup code to use phys_addr_t instead of assuming
32-bit addressing.  Without this we cannot boot on systems where initrd is
located above the 4G physical address limit.

Signed-off-by: Vitaly Andrianov <vitalya@ti.com>
Signed-off-by: Cyril Chemparathy <cyril@ti.com>
---
 arch/arm/mm/init.c |   14 +++++++-------
 1 file changed, 7 insertions(+), 7 deletions(-)

Comments

Nicolas Pitre Aug. 4, 2012, 6:57 a.m. UTC | #1
On Tue, 31 Jul 2012, Cyril Chemparathy wrote:

> From: Vitaly Andrianov <vitalya@ti.com>
> 
> This patch fixes the initrd setup code to use phys_addr_t instead of assuming
> 32-bit addressing.  Without this we cannot boot on systems where initrd is
> located above the 4G physical address limit.
> 
> Signed-off-by: Vitaly Andrianov <vitalya@ti.com>
> Signed-off-by: Cyril Chemparathy <cyril@ti.com>
> ---
>  arch/arm/mm/init.c |   14 +++++++-------
>  1 file changed, 7 insertions(+), 7 deletions(-)
> 
> diff --git a/arch/arm/mm/init.c b/arch/arm/mm/init.c
> index 8252c31..51f3e92 100644
> --- a/arch/arm/mm/init.c
> +++ b/arch/arm/mm/init.c
> @@ -36,12 +36,12 @@
>  
>  #include "mm.h"
>  
> -static unsigned long phys_initrd_start __initdata = 0;
> -static unsigned long phys_initrd_size __initdata = 0;
> +static phys_addr_t phys_initrd_start __initdata = 0;
> +static phys_addr_t phys_initrd_size __initdata = 0;

phys_addr_t for the initrd size is rather overkill, isn't it?


Nicolas
Cyril Chemparathy Aug. 5, 2012, 2:23 p.m. UTC | #2
On 8/4/2012 2:57 AM, Nicolas Pitre wrote:
> On Tue, 31 Jul 2012, Cyril Chemparathy wrote:
>
>> From: Vitaly Andrianov <vitalya@ti.com>
>>
>> This patch fixes the initrd setup code to use phys_addr_t instead of assuming
>> 32-bit addressing.  Without this we cannot boot on systems where initrd is
>> located above the 4G physical address limit.
>>
>> Signed-off-by: Vitaly Andrianov <vitalya@ti.com>
>> Signed-off-by: Cyril Chemparathy <cyril@ti.com>
>> ---
>>   arch/arm/mm/init.c |   14 +++++++-------
>>   1 file changed, 7 insertions(+), 7 deletions(-)
>>
>> diff --git a/arch/arm/mm/init.c b/arch/arm/mm/init.c
>> index 8252c31..51f3e92 100644
>> --- a/arch/arm/mm/init.c
>> +++ b/arch/arm/mm/init.c
>> @@ -36,12 +36,12 @@
>>
>>   #include "mm.h"
>>
>> -static unsigned long phys_initrd_start __initdata = 0;
>> -static unsigned long phys_initrd_size __initdata = 0;
>> +static phys_addr_t phys_initrd_start __initdata = 0;
>> +static phys_addr_t phys_initrd_size __initdata = 0;
>
> phys_addr_t for the initrd size is rather overkill, isn't it?
>

Fair enough. :-)

>
> Nicolas
>
diff mbox

Patch

diff --git a/arch/arm/mm/init.c b/arch/arm/mm/init.c
index 8252c31..51f3e92 100644
--- a/arch/arm/mm/init.c
+++ b/arch/arm/mm/init.c
@@ -36,12 +36,12 @@ 
 
 #include "mm.h"
 
-static unsigned long phys_initrd_start __initdata = 0;
-static unsigned long phys_initrd_size __initdata = 0;
+static phys_addr_t phys_initrd_start __initdata = 0;
+static phys_addr_t phys_initrd_size __initdata = 0;
 
 static int __init early_initrd(char *p)
 {
-	unsigned long start, size;
+	phys_addr_t start, size;
 	char *endp;
 
 	start = memparse(p, &endp);
@@ -347,14 +347,14 @@  void __init arm_memblock_init(struct meminfo *mi, struct machine_desc *mdesc)
 #ifdef CONFIG_BLK_DEV_INITRD
 	if (phys_initrd_size &&
 	    !memblock_is_region_memory(phys_initrd_start, phys_initrd_size)) {
-		pr_err("INITRD: 0x%08lx+0x%08lx is not a memory region - disabling initrd\n",
-		       phys_initrd_start, phys_initrd_size);
+		pr_err("INITRD: 0x%08llx+0x%08llx is not a memory region - disabling initrd\n",
+		       (u64)phys_initrd_start, (u64)phys_initrd_size);
 		phys_initrd_start = phys_initrd_size = 0;
 	}
 	if (phys_initrd_size &&
 	    memblock_is_region_reserved(phys_initrd_start, phys_initrd_size)) {
-		pr_err("INITRD: 0x%08lx+0x%08lx overlaps in-use memory region - disabling initrd\n",
-		       phys_initrd_start, phys_initrd_size);
+		pr_err("INITRD: 0x%08llx+0x%08llx overlaps in-use memory region - disabling initrd\n",
+		       (u64)phys_initrd_start, (u64)phys_initrd_size);
 		phys_initrd_start = phys_initrd_size = 0;
 	}
 	if (phys_initrd_size) {