VM_EXEC pages are explicitly deprioritized from the reclaim by the kernel. Unlike any other pages, they are put into the active LRU on the first use and remain in the active LRU if they are active.

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blueflow 3 days ago | parent [-]

... until there are no deprioritized pages left to evict.

	▲	man8alexd 3 days ago \| parent [-]
		Pages from the active LRU are not evicted. Pages from the inactive LRU with the "accessed" bit set are also not evicted.