On Thu, Dec 20, 2018 at 12:44:46PM +0800, Tiwei Bie wrote:
> On Wed, Dec 19, 2018 at 10:29:52AM +0100, Maxime Coquelin wrote:
> > Instead of writing back descriptors chains in order, let's
> > write the first chain flags last in order to improve batching.
> >
> > With Kernel's pktgen benchmark, ~3
On 12/20/18 9:49 AM, Maxime Coquelin wrote:
On 12/20/18 5:44 AM, Tiwei Bie wrote:
On Wed, Dec 19, 2018 at 10:29:52AM +0100, Maxime Coquelin wrote:
Instead of writing back descriptors chains in order, let's
write the first chain flags last in order to improve batching.
With Kernel's pktgen
On 12/20/18 5:44 AM, Tiwei Bie wrote:
On Wed, Dec 19, 2018 at 10:29:52AM +0100, Maxime Coquelin wrote:
Instead of writing back descriptors chains in order, let's
write the first chain flags last in order to improve batching.
With Kernel's pktgen benchmark, ~3% performance gain is measured.
On Wed, Dec 19, 2018 at 10:29:52AM +0100, Maxime Coquelin wrote:
> Instead of writing back descriptors chains in order, let's
> write the first chain flags last in order to improve batching.
>
> With Kernel's pktgen benchmark, ~3% performance gain is measured.
>
> Signed-off-by: Maxime Coquelin
On Wed, Dec 19, 2018 at 10:29:52AM +0100, Maxime Coquelin wrote:
> Instead of writing back descriptors chains in order, let's
> write the first chain flags last in order to improve batching.
>
> With Kernel's pktgen benchmark, ~3% performance gain is measured.
>
> Signed-off-by: Maxime Coquelin
Instead of writing back descriptors chains in order, let's
write the first chain flags last in order to improve batching.
With Kernel's pktgen benchmark, ~3% performance gain is measured.
Signed-off-by: Maxime Coquelin
---
V2:
Revert back to initial implementation to have a write
barrier before
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