Re: [PATCH] Updated /proc/iomem patch

From: Khalid Aziz <>
Date: 2005-09-17 01:26:27
On Thu, 2005-09-15 at 10:26 -0600, Khalid Aziz wrote:
> On Wed, 2005-09-14 at 10:45 -0600, Khalid Aziz wrote:
> > Here is an updated patch that makes /proc/iomem include information
> > about system RAM as well. This makes /proc/iomem on ia64 look like it
> > does on x86 and also enables kexec-tools to work on ia64.
> > 
> I am not sure if marking the memory allocated by bootloader for kernel,
> inital ramdisk, EFI memory map and boot parameters as "reserved"
> in /proc/iomem is the right thing to do. I have done it this way in the
> patch but I would appreciate other opinions.

The more I think about it, the more I am convinced memory type
EFI_LOADER_DATA should be marked simply "System RAM", not
"reserved". /proc/iomem is supposed to represent how physical address
space is used, not how physical memory is used.

Updated patch attached.


Khalid Aziz                       Open Source and Linux Organization
(970)898-9214                                        Hewlett-Packard                                  Fort Collins, CO

"The Linux kernel is subject to relentless development" 
                                - Alessandro Rubini

To unsubscribe from this list: send the line "unsubscribe linux-ia64" in
the body of a message to
More majordomo info at

Received on Sat Sep 17 01:27:38 2005

This archive was generated by hypermail 2.1.8 : 2005-09-17 01:27:45 EST