5.10-stable patches

5.10-stable patches

added patches:
	arm-fix-thumb2-regression-with-spectre-bhb.patch
	virtio-acknowledge-all-features-before-access.patch
	virtio-unexport-virtio_finalize_features.patch
	watch_queue-fix-filter-limit-check.patch
	watch_queue-fix-lack-of-barrier-sync-lock-between-post-and-read.patch
	watch_queue-fix-the-alloc-bitmap-size-to-reflect-notes-allocated.patch
	watch_queue-fix-to-always-request-a-pow-of-2-pipe-ring-size.patch
	watch_queue-fix-to-release-page-in-release.patch
	watch_queue-free-the-alloc-bitmap-when-the-watch_queue-is-torn-down.patch
	watch_queue-make-comment-about-setting-defunct-more-accurate.patch
	watch_queue-pipe-free-watchqueue-state-after-clearing-pipe-ring.patch