On Tue, Nov 27, 2018 at 08:50:08PM +0100, Pavel Machek wrote:
> Hi!
Hi, Pavel.
> > +
> > +ktask: parallelize CPU-intensive kernel work
> > +
> > +
> > +:Date: November, 2018
> > +:Author: Daniel Jordan
>
>
On Tue, Nov 27, 2018 at 08:50:08PM +0100, Pavel Machek wrote:
> Hi!
Hi, Pavel.
> > +
> > +ktask: parallelize CPU-intensive kernel work
> > +
> > +
> > +:Date: November, 2018
> > +:Author: Daniel Jordan
>
>
Hi!
> Motivates and explains the ktask API for kernel clients.
>
> Signed-off-by: Daniel Jordan
> ---
> Documentation/core-api/index.rst | 1 +
> Documentation/core-api/ktask.rst | 213 +++
> 2 files changed, 214 insertions(+)
> create mode 100644
Hi!
> Motivates and explains the ktask API for kernel clients.
>
> Signed-off-by: Daniel Jordan
> ---
> Documentation/core-api/index.rst | 1 +
> Documentation/core-api/ktask.rst | 213 +++
> 2 files changed, 214 insertions(+)
> create mode 100644
On Thu, 8 Nov 2018 11:15:53 -0800
Daniel Jordan wrote:
> > - You have kerneldoc comments for the API functions, but you don't pull
> > those into the documentation itself. Adding some kernel-doc directives
> > could help to fill things out nicely with little effort.
>
> I thought this
On Thu, 8 Nov 2018 11:15:53 -0800
Daniel Jordan wrote:
> > - You have kerneldoc comments for the API functions, but you don't pull
> > those into the documentation itself. Adding some kernel-doc directives
> > could help to fill things out nicely with little effort.
>
> I thought this
On Thu, Nov 08, 2018 at 10:26:38AM -0700, Jonathan Corbet wrote:
> On Mon, 5 Nov 2018 11:55:46 -0500
> Daniel Jordan wrote:
>
> > Motivates and explains the ktask API for kernel clients.
>
> A couple of quick thoughts:
>
> - Agree with Peter on the use of "task"; something like "job" would be
On Thu, Nov 08, 2018 at 10:26:38AM -0700, Jonathan Corbet wrote:
> On Mon, 5 Nov 2018 11:55:46 -0500
> Daniel Jordan wrote:
>
> > Motivates and explains the ktask API for kernel clients.
>
> A couple of quick thoughts:
>
> - Agree with Peter on the use of "task"; something like "job" would be
On Mon, 5 Nov 2018 11:55:46 -0500
Daniel Jordan wrote:
> Motivates and explains the ktask API for kernel clients.
A couple of quick thoughts:
- Agree with Peter on the use of "task"; something like "job" would be far
less likely to create confusion. Maybe you could even call it a "batch
On Mon, 5 Nov 2018 11:55:46 -0500
Daniel Jordan wrote:
> Motivates and explains the ktask API for kernel clients.
A couple of quick thoughts:
- Agree with Peter on the use of "task"; something like "job" would be far
less likely to create confusion. Maybe you could even call it a "batch
On Wed, Nov 07, 2018 at 11:35:54AM +0100, Peter Zijlstra wrote:
> On Tue, Nov 06, 2018 at 12:34:11PM -0800, Daniel Jordan wrote:
> > On Tue, Nov 06, 2018 at 09:49:11AM +0100, Peter Zijlstra wrote:
> > > On Mon, Nov 05, 2018 at 11:55:46AM -0500, Daniel Jordan wrote:
> > > > +Concept
> > > >
On Wed, Nov 07, 2018 at 11:35:54AM +0100, Peter Zijlstra wrote:
> On Tue, Nov 06, 2018 at 12:34:11PM -0800, Daniel Jordan wrote:
> > On Tue, Nov 06, 2018 at 09:49:11AM +0100, Peter Zijlstra wrote:
> > > On Mon, Nov 05, 2018 at 11:55:46AM -0500, Daniel Jordan wrote:
> > > > +Concept
> > > >
On Wed, Nov 07, 2018 at 11:27:52AM +0100, Peter Zijlstra wrote:
> On Tue, Nov 06, 2018 at 08:51:54PM +, Jason Gunthorpe wrote:
> > On Tue, Nov 06, 2018 at 12:34:11PM -0800, Daniel Jordan wrote:
> >
> > > > What isn't clear is if this calling thread is waiting or not. Only do
> > > > this
On Wed, Nov 07, 2018 at 11:27:52AM +0100, Peter Zijlstra wrote:
> On Tue, Nov 06, 2018 at 08:51:54PM +, Jason Gunthorpe wrote:
> > On Tue, Nov 06, 2018 at 12:34:11PM -0800, Daniel Jordan wrote:
> >
> > > > What isn't clear is if this calling thread is waiting or not. Only do
> > > > this
On Tue, Nov 06, 2018 at 12:34:11PM -0800, Daniel Jordan wrote:
> On Tue, Nov 06, 2018 at 09:49:11AM +0100, Peter Zijlstra wrote:
> > On Mon, Nov 05, 2018 at 11:55:46AM -0500, Daniel Jordan wrote:
> > > +Concept
> > > +===
> > > +
> > > +ktask is built on unbound workqueues to take advantage of
On Tue, Nov 06, 2018 at 12:34:11PM -0800, Daniel Jordan wrote:
> On Tue, Nov 06, 2018 at 09:49:11AM +0100, Peter Zijlstra wrote:
> > On Mon, Nov 05, 2018 at 11:55:46AM -0500, Daniel Jordan wrote:
> > > +Concept
> > > +===
> > > +
> > > +ktask is built on unbound workqueues to take advantage of
On Tue, Nov 06, 2018 at 08:51:54PM +, Jason Gunthorpe wrote:
> On Tue, Nov 06, 2018 at 12:34:11PM -0800, Daniel Jordan wrote:
>
> > > What isn't clear is if this calling thread is waiting or not. Only do
> > > this inheritance trick if it is actually waiting on the work. If it is
> > > not,
On Tue, Nov 06, 2018 at 08:51:54PM +, Jason Gunthorpe wrote:
> On Tue, Nov 06, 2018 at 12:34:11PM -0800, Daniel Jordan wrote:
>
> > > What isn't clear is if this calling thread is waiting or not. Only do
> > > this inheritance trick if it is actually waiting on the work. If it is
> > > not,
On Tue, Nov 06, 2018 at 12:34:11PM -0800, Daniel Jordan wrote:
> > What isn't clear is if this calling thread is waiting or not. Only do
> > this inheritance trick if it is actually waiting on the work. If it is
> > not, nobody cares.
>
> The calling thread waits. Even if it didn't though, the
On Tue, Nov 06, 2018 at 12:34:11PM -0800, Daniel Jordan wrote:
> > What isn't clear is if this calling thread is waiting or not. Only do
> > this inheritance trick if it is actually waiting on the work. If it is
> > not, nobody cares.
>
> The calling thread waits. Even if it didn't though, the
On Tue, Nov 06, 2018 at 09:49:11AM +0100, Peter Zijlstra wrote:
> On Mon, Nov 05, 2018 at 11:55:46AM -0500, Daniel Jordan wrote:
> > +Concept
> > +===
> > +
> > +ktask is built on unbound workqueues to take advantage of the thread
> > management
> > +facilities it provides: creation,
On Tue, Nov 06, 2018 at 09:49:11AM +0100, Peter Zijlstra wrote:
> On Mon, Nov 05, 2018 at 11:55:46AM -0500, Daniel Jordan wrote:
> > +Concept
> > +===
> > +
> > +ktask is built on unbound workqueues to take advantage of the thread
> > management
> > +facilities it provides: creation,
On Mon, Nov 05, 2018 at 11:55:46AM -0500, Daniel Jordan wrote:
> +Concept
> +===
> +
> +ktask is built on unbound workqueues to take advantage of the thread
> management
> +facilities it provides: creation, destruction, flushing, priority setting,
> and
> +NUMA affinity.
> +
> +A little
On Mon, Nov 05, 2018 at 11:55:46AM -0500, Daniel Jordan wrote:
> +Concept
> +===
> +
> +ktask is built on unbound workqueues to take advantage of the thread
> management
> +facilities it provides: creation, destruction, flushing, priority setting,
> and
> +NUMA affinity.
> +
> +A little
On Mon, Nov 05, 2018 at 01:19:50PM -0800, Randy Dunlap wrote:
> On 11/5/18 8:55 AM, Daniel Jordan wrote:
>
> Hi,
>
> > +Resource Limits
> > +===
> > +
> > +ktask has resource limits on the number of work items it sends to
> > workqueue.
>
>
On Mon, Nov 05, 2018 at 01:19:50PM -0800, Randy Dunlap wrote:
> On 11/5/18 8:55 AM, Daniel Jordan wrote:
>
> Hi,
>
> > +Resource Limits
> > +===
> > +
> > +ktask has resource limits on the number of work items it sends to
> > workqueue.
>
>
On 11/5/18 8:55 AM, Daniel Jordan wrote:
> Motivates and explains the ktask API for kernel clients.
>
> Signed-off-by: Daniel Jordan
> ---
> Documentation/core-api/index.rst | 1 +
> Documentation/core-api/ktask.rst | 213 +++
> 2 files changed, 214 insertions(+)
>
On 11/5/18 8:55 AM, Daniel Jordan wrote:
> Motivates and explains the ktask API for kernel clients.
>
> Signed-off-by: Daniel Jordan
> ---
> Documentation/core-api/index.rst | 1 +
> Documentation/core-api/ktask.rst | 213 +++
> 2 files changed, 214 insertions(+)
>
Motivates and explains the ktask API for kernel clients.
Signed-off-by: Daniel Jordan
---
Documentation/core-api/index.rst | 1 +
Documentation/core-api/ktask.rst | 213 +++
2 files changed, 214 insertions(+)
create mode 100644 Documentation/core-api/ktask.rst
Motivates and explains the ktask API for kernel clients.
Signed-off-by: Daniel Jordan
---
Documentation/core-api/index.rst | 1 +
Documentation/core-api/ktask.rst | 213 +++
2 files changed, 214 insertions(+)
create mode 100644 Documentation/core-api/ktask.rst
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