On 10/03/2014 07:08 AM, Kouhei Kaigai wrote:
Hello,
I recently got a trouble on development of my extension that
utilizes the shared buffer when it released each buffer page.
This extension transfers contents of the shared buffers to GPU
device using DMA feature, then kicks
Heikki Linnakangas hlinnakan...@vmware.com writes:
On 10/03/2014 07:08 AM, Kouhei Kaigai wrote:
What is the best way to solve the problem?
How about creating a separate ResourceOwner for these buffer pins, and
doing a wholesale ResourceOwnerRelease() on it when you're done?
That's a thought.
On 03/10/2014 05:53, Kouhei Kaigai wrote:
Yep, that's my pain. Even though usual query does not take many
buffers pinned, my use case needs to fetch megabytes scale data at
once because of performance reason; page-by-page synchronous scan makes
GPU being idle.
Doesn't your GPU have an
Heikki Linnakangas hlinnakan...@vmware.com writes:
On 10/03/2014 07:08 AM, Kouhei Kaigai wrote:
What is the best way to solve the problem?
How about creating a separate ResourceOwner for these buffer pins, and
doing a wholesale ResourceOwnerRelease() on it when you're done?
That's a
On 10/03/2014 07:08 AM, Kouhei Kaigai wrote:
Hello,
I recently got a trouble on development of my extension that utilizes
the shared buffer when it released each buffer page.
This extension transfers contents of the shared buffers to GPU device
using DMA feature, then kicks a device
On 2014-10-03 10:35:42 +0300, Heikki Linnakangas wrote:
On 10/03/2014 07:08 AM, Kouhei Kaigai wrote:
Hello,
I recently got a trouble on development of my extension that
utilizes the shared buffer when it released each buffer page.
This extension transfers contents of the
On 03/10/2014 05:53, Kouhei Kaigai wrote:
Yep, that's my pain. Even though usual query does not take many buffers
pinned,
my use case needs to fetch megabytes scale data at once because of performance
reason; page-by-page synchronous scan makes GPU being idle.
Doesn't your GPU have an async