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In detail: - Patch 1, defensive cleanup for a patch merged in this merge window. Not reachable, but it's confusing and should get cleaned up. - Patch 2, spectre masking for file updates. - Patch 3, defensive cleanup for the imu cache, using kvfree() consistently. Idea being that it'd be easy to mess this up in the future if caching changes. - Patch 4, more defensive cleanups, just hardening ensuring that only >= 0 is passed in for bytes consumed for the kbuf path. - Patch 5, actual fix for futex, where multiple partial wakeups would end up waking the same queue multiple times, rather than moving on to the next one. - Patch 6, actual fix for ring resizing with CQE32/SQE128 and pending entries in the SQ or CQ rings. io_uring/alloc_cache.h | 2 +- io_uring/futex.c | 4 +++- io_uring/io_uring.c | 3 ++- io_uring/register.c | 36 ++++++++++++++++++++++++++++-------- io_uring/rsrc.c | 5 ++++- io_uring/rsrc.h | 9 +++++++-- io_uring/rw.c | 4 ++-- 7 files changed, 47 insertions(+), 16 deletions(-) -- Jens Axboe