Skip to content

Fixing memory corruption #2333

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Merged
merged 5 commits into from
Feb 25, 2025
+29 −10
Merged

Fixing memory corruption #2333

Show file tree
Hide file tree
Changes from 2 commits
Commits
Show all changes
5 commits
Select commit Hold shift + click to select a range
04c5da2
Fixing memory corruption
AlexanderKalistratov Feb 21, 2025
edf8ef8
pre-commit
AlexanderKalistratov Feb 21, 2025
c678bde
Update comment & small fixes
AlexanderKalistratov Feb 25, 2025
3ea45b5
Merge branch 'master' into fix_correlate
AlexanderKalistratov Feb 25, 2025
ad73d26
Update comment in second implementation
AlexanderKalistratov Feb 25, 2025
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
30 changes: 24 additions & 6 deletions dpnp/backend/extensions/statistics/sliding_window1d.hpp
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -574,9 +574,18 @@ void submit_sliding_window1d(const PaddedSpan<const T, SizeT> &a,
}

auto *const out_ptr = out.begin();
auto *const out_end = out.end();
results.store(&out_ptr[glid],
[out_end](auto &&ptr) { return ptr < out_end; });
// auto *const out_end = out.end();

auto y_start = glid;
auto y_stop =
std::min(y_start + WorkPI * results.size_x(), out.size());
int32_t i = 0;
for (uint32_t y = y_start; y < y_stop; y += results.size_x()) {
out_ptr[y] = results[i++];
}
// due to excessive optimizations this code results in memory
// corruption results.store(&out_ptr[glid],
// [out_end](auto &&ptr) { return ptr < out_end; });
});
}

Expand Down Expand Up @@ -635,9 +644,18 @@ void submit_sliding_window1d_small_kernel(const PaddedSpan<const T, SizeT> &a,
red);

auto *const out_ptr = out.begin();
auto *const out_end = out.end();
results.store(&out_ptr[glid],
[out_end](auto &&ptr) { return ptr < out_end; });
// auto *const out_end = out.end();

auto y_start = glid;
auto y_stop =
std::min(y_start + WorkPI * results.size_x(), out.size());
int32_t i = 0;
for (uint32_t y = y_start; y < y_stop; y += results.size_x()) {
out_ptr[y] = results[i++];
}
// due to excessive optimizations this code results in memory
// corruption results.store(&out_ptr[glid],
// [out_end](auto &&ptr) { return ptr < out_end; });
});
}

Expand Down
3 changes: 0 additions & 3 deletions dpnp/tests/test_usm_type.py
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -800,9 +800,6 @@ def test_1in_1out(func, data, usm_type):
@pytest.mark.parametrize("usm_type_x", list_of_usm_types, ids=list_of_usm_types)
@pytest.mark.parametrize("usm_type_y", list_of_usm_types, ids=list_of_usm_types)
def test_2in_1out(func, data1, data2, usm_type_x, usm_type_y):
if func == "correlate" and is_win_platform():
pytest.skip("due to SAT-7693")

x = dp.array(data1, usm_type=usm_type_x)
y = dp.array(data2, usm_type=usm_type_y)
z = getattr(dp, func)(x, y)
Expand Down
Loading