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authorLinus Torvalds <torvalds@linux-foundation.org>2020-04-03 21:30:20 +0300
committerLinus Torvalds <torvalds@linux-foundation.org>2020-04-03 21:30:20 +0300
commitd8836005236425cf3cfcc8967abd1d5c21f607f8 (patch)
tree9b4a99dbe1dce5d2cb1435e2c64b063be8565f9a /include/linux/sched
parentf2c3bec3c90df7a68bc24924426ff59183e028a3 (diff)
parent0c05b9bdbfe52ad9b391a28dd26f047715627e0c (diff)
downloadlinux-d8836005236425cf3cfcc8967abd1d5c21f607f8.tar.xz
Merge branch 'for-5.7' of git://git.kernel.org/pub/scm/linux/kernel/git/tj/cgroup
Pull cgroup updates from Tejun Heo: - Christian extended clone3 so that processes can be spawned into cgroups directly. This is not only neat in terms of semantics but also avoids grabbing the global cgroup_threadgroup_rwsem for migration. - Daniel added !root xattr support to cgroupfs. Userland already uses xattrs on cgroupfs for bookkeeping. This will allow delegated cgroups to support such usages. - Prateek tried to make cpuset hotplug handling synchronous but that led to possible deadlock scenarios. Reverted. - Other minor changes including release_agent_path handling cleanup. * 'for-5.7' of git://git.kernel.org/pub/scm/linux/kernel/git/tj/cgroup: docs: cgroup-v1: Document the cpuset_v2_mode mount option Revert "cpuset: Make cpuset hotplug synchronous" cgroupfs: Support user xattrs kernfs: Add option to enable user xattrs kernfs: Add removed_size out param for simple_xattr_set kernfs: kvmalloc xattr value instead of kmalloc cgroup: Restructure release_agent_path handling selftests/cgroup: add tests for cloning into cgroups clone3: allow spawning processes into cgroups cgroup: add cgroup_may_write() helper cgroup: refactor fork helpers cgroup: add cgroup_get_from_file() helper cgroup: unify attach permission checking cpuset: Make cpuset hotplug synchronous cgroup.c: Use built-in RCU list checking kselftest/cgroup: add cgroup destruction test cgroup: Clean up css_set task traversal
Diffstat (limited to 'include/linux/sched')
-rw-r--r--include/linux/sched/task.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/include/linux/sched/task.h b/include/linux/sched/task.h
index f1879884238e..38359071236a 100644
--- a/include/linux/sched/task.h
+++ b/include/linux/sched/task.h
@@ -13,6 +13,7 @@
struct task_struct;
struct rusage;
union thread_union;
+struct css_set;
/* All the bits taken by the old clone syscall. */
#define CLONE_LEGACY_FLAGS 0xffffffffULL
@@ -29,6 +30,9 @@ struct kernel_clone_args {
pid_t *set_tid;
/* Number of elements in *set_tid */
size_t set_tid_size;
+ int cgroup;
+ struct cgroup *cgrp;
+ struct css_set *cset;
};
/*