As we no longer stash anything inside i915_vma under the exclusive
protection of struct_mutex, we do not need to revoke the i915_vma
stashes before dropping struct_mutex to handle pagefaults.
Signed-off-by: Chris Wilson <chris@xxxxxxxxxxxxxxxxxx>
---
drivers/gpu/drm/i915/gem/i915_gem_execbuffer.c | 14 --------------
1 file changed, 14 deletions(-)
diff --git a/drivers/gpu/drm/i915/gem/i915_gem_execbuffer.c b/drivers/gpu/drm/i915/gem/i915_gem_execbuffer.c
index 0df41d43fbba..4fec8e3ae440 100644
--- a/drivers/gpu/drm/i915/gem/i915_gem_execbuffer.c
+++ b/drivers/gpu/drm/i915/gem/i915_gem_execbuffer.c
@@ -866,14 +866,6 @@ static void eb_release_vmas(const struct i915_execbuffer *eb)
}
}
-static void eb_reset_vmas(const struct i915_execbuffer *eb)
-{
- eb_release_vmas(eb);
- if (eb->lut_size > 0)
- memset(eb->buckets, 0,
- sizeof(struct hlist_head) << eb->lut_size);
-}
-
static void eb_destroy(const struct i915_execbuffer *eb)
{
GEM_BUG_ON(eb->reloc_cache.rq);
@@ -1689,7 +1681,6 @@ static noinline int eb_relocate_slow(struct i915_execbuffer *eb)
}
/* We may process another execbuffer during the unlock... */
- eb_reset_vmas(eb);
mutex_unlock(&dev->struct_mutex);
/*
@@ -1728,11 +1719,6 @@ static noinline int eb_relocate_slow(struct i915_execbuffer *eb)
goto out;
}
- /* reacquire the objects */
- err = eb_lookup_vmas(eb);
- if (err)
- goto err;
-
GEM_BUG_ON(!eb->batch);
list_for_each_entry(ev, &eb->relocs, reloc_link) {
--
2.24.0
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