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Cruz Zhao 98170019bf anolis: sched: don't account util_est for each cfs_rq when group_balancer disabled
ANBZ: #8765

If we account util_est for each cfs_rq when group_balancer disabled,
there will be some overhead. To avoid the overhead, we only account it
when group balancer enabled, and when the switch is turned, we
recalculate for each cfs_rq at once.

Signed-off-by: Cruz Zhao <CruzZhao@linux.alibaba.com>
Reviewed-by: Tianchen Ding <dtcccc@linux.alibaba.com>
Link: https://gitee.com/anolis/cloud-kernel/pulls/5529
2025-07-21 02:35:12 +00:00
Documentation bpf: Document EFAULT changes for sockopt 2025-07-17 07:35:44 +00:00
LICENSES LICENSES/deprecated: add Zlib license text 2020-09-16 14:33:49 +02:00
anolis anolis: ccs: add misc device driver cmn700_cache_scan 2025-07-10 05:33:28 +00:00
arch anolis: x86/cpufeatures: Fix typo in PARALLAX_E and reformat new feature macros 2025-07-18 09:31:09 +00:00
block blk-cgroup: properly pin the parent in blkcg_css_online 2025-04-23 10:56:15 +00:00
certs certs/blacklist_hashes.c: fix const confusion in certs blacklist 2022-06-22 14:13:17 +02:00
crypto KEYS: asymmetric: properly validate hash_algo and encoding 2024-10-22 17:41:35 +08:00
drivers anolis: bugfix: nvme: check if the pointer is null before using the tagset 2025-07-18 05:55:33 +00:00
fs anolis: timens: fix start boottime calculate bug when rich container and timens enabled 2025-07-16 07:35:40 +00:00
include anolis: Revert "net: missing check virtio" 2025-07-15 21:01:45 +08:00
init init/main.c: Fix potential static_command_line memory overflow 2024-12-27 08:24:51 +00:00
io_uring anolis: io_uring: fix out-of-bound io_op_defs access in io_init_req 2025-04-09 09:02:53 +00:00
ipc memcg: enable accounting of ipc resources 2023-03-18 02:22:59 +00:00
kernel anolis: sched: don't account util_est for each cfs_rq when group_balancer disabled 2025-07-21 02:35:12 +00:00
lib dyndbg: fix old BUG_ON in >control parser 2025-02-05 07:36:47 +00:00
mm anolis: mm/memory_hotplug: support parallel deferred memory online 2025-07-15 01:37:35 +00:00
net anolis: net/smc: fix the issue of server fallback failure 2025-06-16 16:58:53 +08:00
samples vfio/mtty: Enable migration support 2025-07-10 16:22:26 +08:00
scripts locking: Introduce __cleanup() based infrastructure 2025-04-16 01:34:16 +00:00
security security/keys: fix slab-out-of-bounds in key_task_permission 2025-03-27 09:41:10 +00:00
sound anolis: sw64: sound: fix compile error when CONFIG_SND_DUMMY=y 2025-06-05 06:59:14 +00:00
tools selftests/bpf: Update EFAULT {g,s}etsockopt selftests 2025-07-17 07:35:44 +00:00
usr usr/include/Makefile: add linux/nfc.h to the compile-test coverage 2022-02-01 17:25:48 +01:00
virt KVM: Fix a data race on last_boosted_vcpu in kvm_vcpu_on_spin() 2025-07-11 15:16:17 +08:00
.clang-format RDMA 5.10 pull request 2020-10-17 11:18:18 -07:00
.cocciconfig
.get_maintainer.ignore Opt out of scripts/get_maintainer.pl 2019-05-16 10:53:40 -07:00
.gitattributes .gitattributes: use 'dts' diff driver for dts files 2019-12-04 19:44:11 -08:00
.gitignore kbuild: generate Module.symvers only when vmlinux exists 2021-05-19 10:12:59 +02:00
.mailmap mailmap: add two more addresses of Uwe Kleine-König 2020-12-06 10:19:07 -08:00
COPYING COPYING: state that all contributions really are covered by this file 2020-02-10 13:32:20 -08:00
CREDITS MAINTAINERS: Move Jason Cooper to CREDITS 2020-11-30 10:20:34 +01:00
Kbuild kbuild: rename hostprogs-y/always to hostprogs/always-y 2020-02-04 01:53:07 +09:00
Kconfig kbuild: ensure full rebuild when the compiler is updated 2020-05-12 13:28:33 +09:00
MAINTAINERS configfs-tsm: Introduce a shared ABI for attestation reports 2025-04-16 01:34:16 +00:00
Makefile kbuild: Drop -Wdeclaration-after-statement 2025-04-16 01:34:16 +00:00
README Drop all 00-INDEX files from Documentation/ 2018-09-09 15:08:58 -06:00

README

Linux kernel
============

There are several guides for kernel developers and users. These guides can
be rendered in a number of formats, like HTML and PDF. Please read
Documentation/admin-guide/README.rst first.

In order to build the documentation, use ``make htmldocs`` or
``make pdfdocs``.  The formatted documentation can also be read online at:

    https://www.kernel.org/doc/html/latest/

There are various text files in the Documentation/ subdirectory,
several of them using the Restructured Text markup notation.

Please read the Documentation/process/changes.rst file, as it contains the
requirements for building and running the kernel, and information about
the problems which may result by upgrading your kernel.