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authorKent Overstreet <kent.overstreet@linux.dev>2023-12-11 13:03:22 -0500
committerKent Overstreet <kent.overstreet@linux.dev>2023-12-20 19:26:31 -0500
commit6d5e9d63683042a8d344cd5d6f9cf23613864a29 (patch)
treea0afec6744c6d7429fe3eebeeef20c4554b20209 /include/linux
parentf038cc1379c0ff462d83895cae8beb75a0f6bf02 (diff)
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pid: Split out pid_types.h
Trimming down sched.h dependencies: we dont't want to include more than the base types. Cc: Kees Cook <keescook@chromium.org> Cc: Andy Lutomirski <luto@amacapital.net> Cc: Will Drewry <wad@chromium.org> Signed-off-by: Kent Overstreet <kent.overstreet@linux.dev>
Diffstat (limited to 'include/linux')
-rw-r--r--include/linux/pid.h15
-rw-r--r--include/linux/pid_types.h16
-rw-r--r--include/linux/sched.h2
-rw-r--r--include/linux/seccomp.h2
4 files changed, 21 insertions, 14 deletions
diff --git a/include/linux/pid.h b/include/linux/pid.h
index 653a527574c4..f254c3a45b9b 100644
--- a/include/linux/pid.h
+++ b/include/linux/pid.h
@@ -2,18 +2,10 @@
#ifndef _LINUX_PID_H
#define _LINUX_PID_H
+#include <linux/pid_types.h>
#include <linux/rculist.h>
-#include <linux/wait.h>
#include <linux/refcount.h>
-
-enum pid_type
-{
- PIDTYPE_PID,
- PIDTYPE_TGID,
- PIDTYPE_PGID,
- PIDTYPE_SID,
- PIDTYPE_MAX,
-};
+#include <linux/wait.h>
/*
* What is struct pid?
@@ -110,9 +102,6 @@ extern void exchange_tids(struct task_struct *task, struct task_struct *old);
extern void transfer_pid(struct task_struct *old, struct task_struct *new,
enum pid_type);
-struct pid_namespace;
-extern struct pid_namespace init_pid_ns;
-
extern int pid_max;
extern int pid_max_min, pid_max_max;
diff --git a/include/linux/pid_types.h b/include/linux/pid_types.h
new file mode 100644
index 000000000000..c2aee1d91dcf
--- /dev/null
+++ b/include/linux/pid_types.h
@@ -0,0 +1,16 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+#ifndef _LINUX_PID_TYPES_H
+#define _LINUX_PID_TYPES_H
+
+enum pid_type {
+ PIDTYPE_PID,
+ PIDTYPE_TGID,
+ PIDTYPE_PGID,
+ PIDTYPE_SID,
+ PIDTYPE_MAX,
+};
+
+struct pid_namespace;
+extern struct pid_namespace init_pid_ns;
+
+#endif /* _LINUX_PID_TYPES_H */
diff --git a/include/linux/sched.h b/include/linux/sched.h
index 436f7ce1450a..37cc9d257073 100644
--- a/include/linux/sched.h
+++ b/include/linux/sched.h
@@ -11,7 +11,7 @@
#include <asm/current.h>
-#include <linux/pid.h>
+#include <linux/pid_types.h>
#include <linux/sem.h>
#include <linux/shm.h>
#include <linux/kmsan_types.h>
diff --git a/include/linux/seccomp.h b/include/linux/seccomp.h
index 175079552f68..1ec0d8dc4b69 100644
--- a/include/linux/seccomp.h
+++ b/include/linux/seccomp.h
@@ -126,6 +126,8 @@ static inline long seccomp_get_metadata(struct task_struct *task,
#ifdef CONFIG_SECCOMP_CACHE_DEBUG
struct seq_file;
+struct pid_namespace;
+struct pid;
int proc_pid_seccomp_cache(struct seq_file *m, struct pid_namespace *ns,
struct pid *pid, struct task_struct *task);