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Merge branch 'akpm' (patches from Andrew)

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Merge more updates from Andrew Morton:
 "147 patches, based on 7d2a07b769.

  Subsystems affected by this patch series: mm (memory-hotplug, rmap,
  ioremap, highmem, cleanups, secretmem, kfence, damon, and vmscan),
  alpha, percpu, procfs, misc, core-kernel, MAINTAINERS, lib,
  checkpatch, epoll, init, nilfs2, coredump, fork, pids, criu, kconfig,
  selftests, ipc, and scripts"

* emailed patches from Andrew Morton <akpm@linux-foundation.org>: (94 commits)
  scripts: check_extable: fix typo in user error message
  mm/workingset: correct kernel-doc notations
  ipc: replace costly bailout check in sysvipc_find_ipc()
  selftests/memfd: remove unused variable
  Kconfig.debug: drop selecting non-existing HARDLOCKUP_DETECTOR_ARCH
  configs: remove the obsolete CONFIG_INPUT_POLLDEV
  prctl: allow to setup brk for et_dyn executables
  pid: cleanup the stale comment mentioning pidmap_init().
  kernel/fork.c: unexport get_{mm,task}_exe_file
  coredump: fix memleak in dump_vma_snapshot()
  fs/coredump.c: log if a core dump is aborted due to changed file permissions
  nilfs2: use refcount_dec_and_lock() to fix potential UAF
  nilfs2: fix memory leak in nilfs_sysfs_delete_snapshot_group
  nilfs2: fix memory leak in nilfs_sysfs_create_snapshot_group
  nilfs2: fix memory leak in nilfs_sysfs_delete_##name##_group
  nilfs2: fix memory leak in nilfs_sysfs_create_##name##_group
  nilfs2: fix NULL pointer in nilfs_##name##_attr_release
  nilfs2: fix memory leak in nilfs_sysfs_create_device_group
  trap: cleanup trap_init()
  init: move usermodehelper_enable() to populate_rootfs()
  ...
This commit is contained in:
Linus Torvalds 2021-09-08 12:55:35 -07:00
commit 2d338201d5
149 changed files with 5357 additions and 946 deletions
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2
init/initramfs.c
View file

@ -15,6 +15,7 @@
#include <linux/mm.h>
#include <linux/namei.h>
#include <linux/init_syscalls.h>
#include <linux/umh.h>
static ssize_t __init xwrite(struct file *file, const char *p, size_t count,
loff_t *pos)
@ -727,6 +728,7 @@ static int __init populate_rootfs(void)
{
initramfs_cookie = async_schedule_domain(do_populate_rootfs, NULL,
&initramfs_domain);
usermodehelper_enable();
if (!initramfs_async)
wait_for_initramfs();
return 0;

3
init/main.c
View file

@ -777,6 +777,8 @@ void __init __weak poking_init(void) { }
void __init __weak pgtable_cache_init(void) { }
void __init __weak trap_init(void) { }
bool initcall_debug;
core_param(initcall_debug, initcall_debug, bool, 0644);
@ -1392,7 +1394,6 @@ static void __init do_basic_setup(void)
driver_init();
init_irq_proc();
do_ctors();
usermodehelper_enable();
do_initcalls();
}

2
init/noinitramfs.c
View file

@ -10,6 +10,7 @@
#include <linux/kdev_t.h>
#include <linux/syscalls.h>
#include <linux/init_syscalls.h>
#include <linux/umh.h>
/*
* Create a simple rootfs that is similar to the default initramfs
@ -18,6 +19,7 @@ static int __init default_rootfs(void)
{
int err;
usermodehelper_enable();
err = init_mkdir("/dev", 0755);
if (err < 0)
goto out;