From: "Dixit, Ashutosh" <ashutosh.dixit@intel.com>
To: "Zbigniew Kempczyński" <zbigniew.kempczynski@intel.com>
Cc: igt-dev@lists.freedesktop.org, Petri Latvala <petri.latvala@intel.com>
Subject: Re: [igt-dev] [PATCH i-g-t 7/7] benchmarks/gem_exec_fault: Add softpin mode to support gens with ppgtt
Date: Wed, 13 Oct 2021 22:06:29 -0700 [thread overview]
Message-ID: <87zgrcgppm.wl-ashutosh.dixit@intel.com> (raw)
In-Reply-To: <871r4oi4il.wl-ashutosh.dixit@intel.com>
On Wed, 13 Oct 2021 22:01:22 -0700, Dixit, Ashutosh wrote:
>
> On Thu, 07 Oct 2021 23:54:32 -0700, Zbigniew Kempczyński wrote:
> >
> > + /*
> > + * For older gens .alignment = 1ull << 63 lead do bind/unbind,
> > + * what doesn't work for newer gens with ppgtt.
> > + * For ppgtt case we use reloc allocator which would just assigns
> > + * new offset for each batch. This way we enforce bind/unbind vma
> > + * for each execbuf.
>
> So assigning a new offset will cause a new fault-in (bind) but not sure if
> it will cause an actual fault-out (unbind). Though I am not sure if there
> is actually a way to force it to happen if this doesn't work? Is there a
> way to verify that the unbind is actually happening?
Maybe if assign the same offset to a different object/page that will cause
a fault-out (unbind) followed by a fault-in (bind).
next prev parent reply other threads:[~2021-10-14 5:23 UTC|newest]
Thread overview: 35+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-10-08 6:54 [igt-dev] [PATCH i-g-t 0/7] Prepare IGTs to allow only zero alignment Zbigniew Kempczyński
2021-10-08 6:54 ` [igt-dev] [PATCH i-g-t 1/7] lib/gem_submission: Add kernel exec object alignment capability Zbigniew Kempczyński
2021-10-13 4:47 ` Dixit, Ashutosh
2021-10-13 5:27 ` Zbigniew Kempczyński
2021-10-14 2:26 ` Dixit, Ashutosh
2021-10-14 7:14 ` Zbigniew Kempczyński
2021-10-14 7:22 ` Dixit, Ashutosh
2021-10-08 6:54 ` [igt-dev] [PATCH i-g-t 2/7] lib/intel_batchbuffer: Detect and use kernel " Zbigniew Kempczyński
2021-10-14 2:37 ` Dixit, Ashutosh
2021-10-14 7:25 ` Zbigniew Kempczyński
2021-10-14 7:22 ` Dixit, Ashutosh
2021-10-08 6:54 ` [igt-dev] [PATCH i-g-t 3/7] tests/gem_exec_alignment: Add prerequisite alignment condition Zbigniew Kempczyński
2021-10-14 4:12 ` Dixit, Ashutosh
2021-10-14 7:27 ` Zbigniew Kempczyński
2021-10-08 6:54 ` [igt-dev] [PATCH i-g-t 4/7] tests/gem_evict_alignment: Skip if kernel doesn't support passing alignment Zbigniew Kempczyński
2021-10-14 4:14 ` Dixit, Ashutosh
2021-10-08 6:54 ` [igt-dev] [PATCH i-g-t 5/7] tests/i915_pm_rpm: Fix invalid alignment Zbigniew Kempczyński
2021-10-14 4:18 ` Dixit, Ashutosh
2021-10-08 6:54 ` [igt-dev] [PATCH i-g-t 6/7] benchmarks/gem_exec_fault: Add timeout argument Zbigniew Kempczyński
2021-10-14 4:24 ` Dixit, Ashutosh
2021-10-14 7:47 ` Zbigniew Kempczyński
2021-10-14 7:30 ` Dixit, Ashutosh
2021-10-08 6:54 ` [igt-dev] [PATCH i-g-t 7/7] benchmarks/gem_exec_fault: Add softpin mode to support gens with ppgtt Zbigniew Kempczyński
2021-10-14 5:01 ` Dixit, Ashutosh
2021-10-14 5:06 ` Dixit, Ashutosh [this message]
2021-10-14 8:11 ` Zbigniew Kempczyński
2021-10-08 7:48 ` [igt-dev] ✓ Fi.CI.BAT: success for Prepare IGTs to allow only zero alignment Patchwork
2021-10-08 9:02 ` [igt-dev] ✓ Fi.CI.IGT: " Patchwork
2021-10-14 8:19 [igt-dev] [PATCH i-g-t 0/7] " Zbigniew Kempczyński
2021-10-14 8:19 ` [igt-dev] [PATCH i-g-t 7/7] benchmarks/gem_exec_fault: Add softpin mode to support gens with ppgtt Zbigniew Kempczyński
2021-10-14 20:07 ` Dixit, Ashutosh
2021-10-15 2:49 ` Zbigniew Kempczyński
2021-10-15 3:18 ` Dixit, Ashutosh
2021-10-15 3:31 ` Zbigniew Kempczyński
2021-10-15 3:41 ` Dixit, Ashutosh
2021-10-15 3:49 ` Zbigniew Kempczyński
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