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 drm next for 6.12-rc1 2024-09-19 10:18:15 +02:00
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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auditfilter.c
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crash_core.c
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latencytop.c
Makefile
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nsproxy.c
padata.c This update includes the following changes: 2024-09-16 06:28:28 +02:00
panic.c drm next for 6.12-rc1 2024-09-19 10:18:15 +02:00
params.c
pid.c
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resource.c ALong with the usual shower of singleton patches, notable patch series in 2024-09-21 07:29:05 -07:00
resource_kunit.c resource, kunit: fix user-after-free in resource_test_region_intersects() 2024-10-09 12:47:19 -07:00
rseq.c
scftorture.c
scs.c
seccomp.c
signal.c Revert "binfmt_elf, coredump: Log the reason of the failed core dumps" 2024-09-26 11:39:02 -07:00
smp.c
smpboot.c
smpboot.h
softirq.c
stackleak.c
stacktrace.c
static_call.c
static_call_inline.c
stop_machine.c
sys.c struct fd layout change (and conversion to accessor helpers) 2024-09-23 09:35:36 -07:00
sys_ni.c
sysctl-test.c
sysctl.c
task_work.c
taskstats.c
torture.c
tracepoint.c tracepoint: Support iterating tracepoints in a loading module 2024-09-25 23:23:44 +09:00
tsacct.c
ucount.c
uid16.c
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up.c
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user.c uidgid: make sure we fit into one cacheline 2024-09-12 12:16:09 +02:00
user_namespace.c
usermode_driver.c
utsname.c
utsname_sysctl.c
vhost_task.c
vmcore_info.c
watch_queue.c
watchdog.c
watchdog_buddy.c
watchdog_perf.c
workqueue.c workqueue: Changes for v6.12 2024-09-18 06:59:44 +02:00
workqueue_internal.h