On Fri, 9 Oct 2020, ira.we...@intel.com wrote:
> From: Ira Weiny
>
> The kmap() calls in this FS are localized to a single thread. To avoid
> the over head of global PKRS updates use the new kmap_thread() call.
>
> Cc: Nicolas Pitre
> Signed-off-by: Ira Weiny
Ac
On Wed, 22 Jan 2014, Wang Nan wrote:
This patch allows the kernel to be loaded at the middle of kernel awared
physical memory. Before this patch, users must use mem= or device tree to
cheat
kernel about the start address of physical memory.
This feature is useful in some special cases,
On Thu, 23 Jan 2014, Russell King - ARM Linux wrote:
On Thu, Jan 23, 2014 at 02:15:07PM -0500, Nicolas Pitre wrote:
On Wed, 22 Jan 2014, Wang Nan wrote:
This patch allows the kernel to be loaded at the middle of kernel awared
physical memory. Before this patch, users must use mem
On Fri, 18 Oct 2013, Russell King - ARM Linux wrote:
When things were at a fixed location, they were always placed at
around 256 bytes into the memory, below the kernel. I guess now people
are placing them at some random location elsewhere.
This is becoming more a more of a pain. We have
On Wed, 2 Feb 2011, Per Fransson wrote:
When restarting using the kernel kexec functionality the MMU
needs to be turned off. Any code which does this needs to use
identity mapped addresses to get reliable results. In the ARM
kexec case this identity mapping is done:
- using the page table
On Wed, 2 Feb 2011, Russell King - ARM Linux wrote:
On Wed, Feb 02, 2011 at 03:43:29PM +0100, Per Fransson wrote:
When restarting using the kernel kexec functionality the MMU
needs to be turned off. Any code which does this needs to use
identity mapped addresses to get reliable results. In
On Wed, 2 Feb 2011, Russell King - ARM Linux wrote:
On Wed, Feb 02, 2011 at 05:10:37PM -0500, Nicolas Pitre wrote:
On Wed, 2 Feb 2011, Russell King - ARM Linux wrote:
On Wed, Feb 02, 2011 at 03:43:29PM +0100, Per Fransson wrote:
When restarting using the kernel kexec functionality