On Mon, 2015-05-11 at 17:52 +0800, Li, Zhen-Hua wrote:
Add some functions to copy the data from old kernel.
These functions are used to copy context tables and page tables.
To avoid calling iounmap between spin_lock_irqsave and
spin_unlock_irqrestore,
use a link here, store the pointers ,
Hi David,
On Mon, Jun 08, 2015 at 03:15:35PM +0100, David Woodhouse wrote:
Surely this isn't specific to the Intel IOMMU? Shouldn't it live
elsewhere — either in generic IOMMU code or perhaps in generic kexec
support code?
I put a bigger rework of this on-top of Zhen-Hua's patches, you can
On Mon, 2015-06-08 at 17:21 +0200, Joerg Roedel wrote:
Hi David,
On Mon, Jun 08, 2015 at 03:15:35PM +0100, David Woodhouse wrote:
Surely this isn't specific to the Intel IOMMU? Shouldn't it live
elsewhere — either in generic IOMMU code or perhaps in generic kexec
support code?
I put a
Hi Baoquan,
I am using a list here to store all the mapped addresses, and unmap them
out of iounmap.
About the reason, please check the old mails. I cannot remember the
detailed reasons.
Thanks
Zhenhua
On 05/13/2015 05:00 PM, Baoquan He wrote:
On 05/11/15 at 05:52pm, Li, Zhen-Hua wrote:
On 05/13/15 at 05:13pm, Li, ZhenHua wrote:
Hi Baoquan,
I am using a list here to store all the mapped addresses, and unmap
them out of iounmap.
About the reason, please check the old mails. I cannot remember the
detailed reasons.
Yeah, I understand that the list is used to collect all
On 05/11/15 at 05:52pm, Li, Zhen-Hua wrote:
Add some functions to copy the data from old kernel.
These functions are used to copy context tables and page tables.
To avoid calling iounmap between spin_lock_irqsave and spin_unlock_irqrestore,
use a link here, store the pointers , and then use
On 05/11/15 at 05:52pm, Li, Zhen-Hua wrote:
Add some functions to copy the data from old kernel.
These functions are used to copy context tables and page tables.
To avoid calling iounmap between spin_lock_irqsave and spin_unlock_irqrestore,
use a link here, store the pointers , and then use
Add some functions to copy the data from old kernel.
These functions are used to copy context tables and page tables.
To avoid calling iounmap between spin_lock_irqsave and spin_unlock_irqrestore,
use a link here, store the pointers , and then use iounmap to free them in
another place.
Li,