Hello,
On Thu, Jul 14, 2016 at 01:13:24PM -0400, Waiman Long wrote:
> On 07/14/2016 07:50 AM, Tejun Heo wrote:
> I got comment related to the percpu-list name from Christoph Lameter a while
> ago. His argument was that since deletion can happenned from any CPU, it was
> not really percpu like the
On 07/14/2016 07:50 AM, Tejun Heo wrote:
Hello,
On Wed, Jul 13, 2016 at 10:54:19PM -0400, Waiman Long wrote:
On 07/13/2016 12:08 PM, Tejun Heo wrote:
On Mon, Jul 11, 2016 at 01:32:06PM -0400, Waiman Long wrote:
...
A new header file include/linux/dlock-list.h will be added with the
Heh, I th
On 07/14/2016 10:51 AM, Tejun Heo wrote:
Hello, Jan.
On Thu, Jul 14, 2016 at 04:35:47PM +0200, Jan Kara wrote:
The current use case only need to use the regular lock functions. You are
right that future use cases may require an irqsafe version of locks. I can
either modify the code now to allow
Hello, Jan.
On Thu, Jul 14, 2016 at 04:35:47PM +0200, Jan Kara wrote:
> > > The current use case only need to use the regular lock functions. You are
> > > right that future use cases may require an irqsafe version of locks. I can
> > > either modify the code now to allow lock type selection at in
On Thu 14-07-16 07:50:43, Tejun Heo wrote:
> > > > +void dlock_list_add(struct dlock_list_node *node, struct
> > > > dlock_list_head *head)
> > > > +{
> > > > + struct dlock_list_head *myhead;
> > > > +
> > > > + /*
> > > > +* Disable preemption to make sure that CPU won't gets
Hello,
On Wed, Jul 13, 2016 at 10:54:19PM -0400, Waiman Long wrote:
> On 07/13/2016 12:08 PM, Tejun Heo wrote:
> > On Mon, Jul 11, 2016 at 01:32:06PM -0400, Waiman Long wrote:
> > ...
> > > A new header file include/linux/dlock-list.h will be added with the
> > Heh, I think perpcu_list was the bet
On 07/13/2016 12:08 PM, Tejun Heo wrote:
Hello,
On Mon, Jul 11, 2016 at 01:32:06PM -0400, Waiman Long wrote:
...
A new header file include/linux/dlock-list.h will be added with the
Heh, I think perpcu_list was the better name but suppose I'm too late.
Given the fact that we may change the le
Hello,
On Mon, Jul 11, 2016 at 01:32:06PM -0400, Waiman Long wrote:
...
> A new header file include/linux/dlock-list.h will be added with the
Heh, I think perpcu_list was the better name but suppose I'm too late.
> associated dlock_list_head and dlock_list_node structures. The following
> functi
Linked list is used everywhere in the Linux kernel. However, if many
threads are trying to add or delete entries into the same linked list,
it can create a performance bottleneck.
This patch introduces a new list APIs that provide a set of distributed
lists (one per CPU), each of which is protecte
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