Skip to content

Fix peer access test synchronization issue #1573

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

Open
rwgk wants to merge 1 commit into
base: main
Choose a base branch
from
+5 −0
Open

Fix peer access test synchronization issue #1573

Changes from all commits
Commits
Show all changes
1 commit
Select commit
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
5 changes: 5 additions & 0 deletions cuda_core/tests/memory_ipc/test_peer_access.py
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -94,6 +94,8 @@ def child_main(self, mr, buffer):
# Test 1: Buffer accessible from resident device (dev1) - should always work
dev1 = Device(1)
dev1.set_current()
# Sync dev1 to ensure IPC import operations are complete
dev1.sync()
PatternGen(dev1, NBYTES).verify_buffer(buffer, seed=False)

# Test 2: Buffer NOT accessible from dev0 initially (peer access not preserved)
Expand All @@ -106,6 +108,9 @@ def child_main(self, mr, buffer):
dev1.set_current()
mr.peer_accessible_by = [0]
assert mr.peer_accessible_by == (0,)
# Sync dev1 to ensure peer access setup and any pending operations are complete
# before dev0 accesses the peer memory
dev1.sync()
dev0.set_current()
PatternGen(dev0, NBYTES).verify_buffer(buffer, seed=False)

Expand Down
Loading