On 8/12/22 11:14, Vlastimil Babka wrote: > This series builds on the validation races fix posted previously [1] > that became patch 2 here and contains all the details in its > description. > > Thanks to Hyeonggon Yoo's observation, patch 3 removes more slab_lock() > usage that became unnecessary after patch 2. > > This made it possible to further simplify locking code in patches 4 and > 5. Since those are related to PREEMPT_RT, I'm CCing relevant people on > this series. Forgot the link to the git version of this: https://git.kernel.org/pub/scm/linux/kernel/git/vbabka/linux.git/log/?h=slub-validate-fix-v2r1 > [1] https://lore.kernel.org/all/20220809140043.9903-1-vbabka@xxxxxxx/ > > Vlastimil Babka (5): > mm/slub: move free_debug_processing() further > mm/slub: restrict sysfs validation to debug caches and make it safe > mm/slub: remove slab_lock() usage for debug operations > mm/slub: convert object_map_lock to non-raw spinlock > mm/slub: simplify __cmpxchg_double_slab() and slab_[un]lock() > > mm/slub.c | 417 +++++++++++++++++++++++++++++++++--------------------- > 1 file changed, 252 insertions(+), 165 deletions(-) >
