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https://github.com/torvalds/linux.git
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b3570b00dc
Futexes:
- Add support for task local hash maps (Sebastian Andrzej Siewior,
Peter Zijlstra)
- Implement the FUTEX2_NUMA ABI, which feature extends the futex
interface to be NUMA-aware. On NUMA-aware futexes a second u32
word containing the NUMA node is added to after the u32 futex value
word. (Peter Zijlstra)
- Implement the FUTEX2_MPOL ABI, which feature extends the futex
interface to be mempolicy-aware as well, to further refine futex
node mappings and lookups. (Peter Zijlstra)
Locking primitives:
- Misc cleanups (Andy Shevchenko, Borislav Petkov, Colin Ian King,
Ingo Molnar, Nam Cao, Peter Zijlstra)
Lockdep:
- Prevent abuse of lockdep subclasses (Waiman Long)
- Add number of dynamic keys to /proc/lockdep_stats (Waiman Long)
Plus misc cleanups and fixes.
Note that the tree includes the following dependent out-of-subsystem
changes as well:
- rcuref: Provide rcuref_is_dead()
- mm: Add vmalloc_huge_node()
- mm: Add the mmap_read_lock guard to <linux/mmap_lock.h>
Signed-off-by: Ingo Molnar <mingo@kernel.org>
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Merge tag 'locking-core-2025-05-25' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip
Pull locking updates from Ingo Molnar:
"Futexes:
- Add support for task local hash maps (Sebastian Andrzej Siewior,
Peter Zijlstra)
- Implement the FUTEX2_NUMA ABI, which feature extends the futex
interface to be NUMA-aware. On NUMA-aware futexes a second u32 word
containing the NUMA node is added to after the u32 futex value word
(Peter Zijlstra)
- Implement the FUTEX2_MPOL ABI, which feature extends the futex
interface to be mempolicy-aware as well, to further refine futex
node mappings and lookups (Peter Zijlstra)
Locking primitives:
- Misc cleanups (Andy Shevchenko, Borislav Petkov, Colin Ian King,
Ingo Molnar, Nam Cao, Peter Zijlstra)
Lockdep:
- Prevent abuse of lockdep subclasses (Waiman Long)
- Add number of dynamic keys to /proc/lockdep_stats (Waiman Long)
Plus misc cleanups and fixes"
* tag 'locking-core-2025-05-25' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip: (35 commits)
selftests/futex: Fix spelling mistake "unitiliazed" -> "uninitialized"
futex: Correct the kernedoc return value for futex_wait_setup().
tools headers: Synchronize prctl.h ABI header
futex: Use RCU_INIT_POINTER() in futex_mm_init().
selftests/futex: Use TAP output in futex_numa_mpol
selftests/futex: Use TAP output in futex_priv_hash
futex: Fix kernel-doc comments
futex: Relax the rcu_assign_pointer() assignment of mm->futex_phash in futex_mm_init()
futex: Fix outdated comment in struct restart_block
locking/lockdep: Add number of dynamic keys to /proc/lockdep_stats
locking/lockdep: Prevent abuse of lockdep subclass
locking/lockdep: Move hlock_equal() to the respective #ifdeffery
futex,selftests: Add another FUTEX2_NUMA selftest
selftests/futex: Add futex_numa_mpol
selftests/futex: Add futex_priv_hash
selftests/futex: Build without headers nonsense
tools/perf: Allow to select the number of hash buckets
tools headers: Synchronize prctl.h ABI header
futex: Implement FUTEX2_MPOL
futex: Implement FUTEX2_NUMA
...
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| .. | ||
| tc_act | ||
| bits.h | ||
| bpf_common.h | ||
| bpf_perf_event.h | ||
| bpf.h | ||
| btf.h | ||
| const.h | ||
| elf.h | ||
| erspan.h | ||
| fadvise.h | ||
| fanotify.h | ||
| filter.h | ||
| fs.h | ||
| fscrypt.h | ||
| hw_breakpoint.h | ||
| if_link.h | ||
| if_tun.h | ||
| if_xdp.h | ||
| in.h | ||
| io_uring.h | ||
| kcmp.h | ||
| kvm.h | ||
| memfd.h | ||
| mman.h | ||
| mount.h | ||
| netdev.h | ||
| netlink.h | ||
| nsfs.h | ||
| perf_event.h | ||
| pkt_cls.h | ||
| pkt_sched.h | ||
| prctl.h | ||
| seccomp.h | ||
| seg6_local.h | ||
| seg6.h | ||
| stat.h | ||
| stddef.h | ||
| tcp.h | ||
| tls.h | ||
| types.h | ||
| userfaultfd.h | ||