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authorOded Gabbay <ogabbay@kernel.org>2021-05-19 14:52:14 +0300
committerOded Gabbay <ogabbay@kernel.org>2021-06-18 15:23:40 +0300
commit1242e9f0f45873607f8e6699b4339c81d9f3de73 (patch)
treebf5a12f130150236d06924ce5ef55459c7b042b4 /tools/perf/scripts/python/stackcollapse.py
parent7fb2a1f5b7f81dce20587e79aae8fe8a9ac03986 (diff)
habanalabs: check running index in eqe control
To harden the event queue mechanism, we add a running index to the control header of the entry. The firmware writes the index in each entry and the driver verifies that the index of the current entry is larger by 1 of the index of the previous entry. In case it isn't, the driver will treat the entry as if it wasn't valid (it won't process it but won't skip it). Signed-off-by: Oded Gabbay <ogabbay@kernel.org>
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