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LSM: switch to blocking policy update notifiers

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Atomic policy updaters are not very useful as they cannot
usually perform the policy updates on their own. Since it
seems that there is no strict need for the atomicity,
switch to the blocking variant. While doing so, rename
the functions accordingly.

Signed-off-by: Janne Karhunen <janne.karhunen@gmail.com>
Acked-by: Paul Moore <paul@paul-moore.com>
Acked-by: James Morris <jamorris@linux.microsoft.com>
Signed-off-by: Mimi Zohar <zohar@linux.ibm.com>
This commit is contained in:
Janne Karhunen
2019-06-14 15:20:14 +03:00
committed by Mimi Zohar
parent 9e1e5d4372
commit 42df744c41
5 changed files with 24 additions and 21 deletions
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2
security/selinux/selinuxfs.c
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@@ -180,7 +180,7 @@ static ssize_t sel_write_enforce(struct file *file, const char __user *buf,
selnl_notify_setenforce(new_value);
selinux_status_update_setenforce(state, new_value);
if (!new_value)
call_lsm_notifier(LSM_POLICY_CHANGE, NULL);
call_blocking_lsm_notifier(LSM_POLICY_CHANGE, NULL);
}
length = count;
out: