linux/kernel
Linus Torvalds dff6584301 sched_ext: Fixes for v6.12-rc3
- More issues reported in the enable/disable paths on large machines with
   many tasks due to scx_tasks_lock being held too long. Break up the task
   iterations.
 
 - Remove ops.select_cpu() dependency in bypass mode so that a misbehaving
   implementation can't live-lock the machine by pushing all tasks to few
   CPUs in bypass mode.
 
 - Other misc fixes.
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Merge tag 'sched_ext-for-6.12-rc3-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/tj/sched_ext

Pull sched_ext fixes from Tejun Heo:

 - More issues reported in the enable/disable paths on large machines
   with many tasks due to scx_tasks_lock being held too long. Break up
   the task iterations

 - Remove ops.select_cpu() dependency in bypass mode so that a
   misbehaving implementation can't live-lock the machine by pushing all
   tasks to few CPUs in bypass mode

 - Other misc fixes

* tag 'sched_ext-for-6.12-rc3-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/tj/sched_ext:
  sched_ext: Remove unnecessary cpu_relax()
  sched_ext: Don't hold scx_tasks_lock for too long
  sched_ext: Move scx_tasks_lock handling into scx_task_iter helpers
  sched_ext: bypass mode shouldn't depend on ops.select_cpu()
  sched_ext: Move scx_buildin_idle_enabled check to scx_bpf_select_cpu_dfl()
  sched_ext: Start schedulers with consistent p->scx.slice values
  Revert "sched_ext: Use shorter slice while bypassing"
  sched_ext: use correct function name in pick_task_scx() warning message
  selftests: sched_ext: Add sched_ext as proper selftest target
2024-10-15 19:47:19 -07:00
..
bpf move asm/unaligned.h to linux/unaligned.h 2024-10-02 17:23:23 -04:00
cgroup struct fd layout change (and conversion to accessor helpers) 2024-09-23 09:35:36 -07:00
configs
debug move asm/unaligned.h to linux/unaligned.h 2024-10-02 17:23:23 -04:00
dma dma-mapping: report unlimited DMA addressing in IOMMU DMA path 2024-09-23 08:38:56 +02:00
entry
events uprobes: fix kernel info leak via "[uprobes]" vma 2024-09-30 08:19:11 +09:00
futex
gcov
irq pci-v6.12-changes 2024-09-23 12:47:06 -07:00
kcsan
livepatch
locking Locking changes for v6.12: 2024-09-29 08:51:30 -07:00
module Modules changes for v6.12-rc1 2024-09-28 09:06:15 -07:00
power [tree-wide] finally take no_llseek out 2024-09-27 08:18:43 -07:00
printk
rcu rcu/nocb: Fix rcuog wake-up from offline softirq 2024-10-10 22:18:19 +05:30
sched sched_ext: Fixes for v6.12-rc3 2024-10-15 19:47:19 -07:00
time [tree-wide] finally take no_llseek out 2024-09-27 08:18:43 -07:00
trace ring-buffer: Fix reader locking when changing the sub buffer order 2024-10-15 11:18:51 -04:00
.gitignore
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sysctl-test.c
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