Merge git://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf before 7.0-rc1

Cross-merge BPF and other fixes after downstream PR.

No conflicts.

Signed-off-by: Alexei Starovoitov <ast@kernel.org>

1 files changed, 7 insertions, 2 deletions

diff --git a/include/linux/pid.h b/include/linux/pid.h
index 003a1027d219..ddaef0bbc8ba 100644
--- a/include/linux/pid.h
+++ b/include/linux/pid.h
@@ -6,6 +6,7 @@
 #include <linux/rculist.h>
 #include <linux/rcupdate.h>
 #include <linux/refcount.h>
+#include <linux/rhashtable-types.h>
 #include <linux/sched.h>
 #include <linux/wait.h>
 
@@ -60,7 +61,7 @@ struct pid {
 	spinlock_t lock;
 	struct {
 		u64 ino;
-		struct rb_node pidfs_node;
+		struct rhash_head pidfs_hash;
 		struct dentry *stashed;
 		struct pidfs_attr *attr;
 	};
@@ -73,7 +74,6 @@ struct pid {
 	struct upid numbers[];
 };
 
-extern seqcount_spinlock_t pidmap_lock_seq;
 extern struct pid init_struct_pid;
 
 struct file;
@@ -310,6 +310,11 @@ static inline pid_t task_ppid_nr_ns(const struct task_struct *tsk, struct pid_na
 	return pid;
 }
 
+static inline pid_t task_ppid_vnr(const struct task_struct *tsk)
+{
+	return task_ppid_nr_ns(tsk, NULL);
+}
+
 static inline pid_t task_ppid_nr(const struct task_struct *tsk)
 {
 	return task_ppid_nr_ns(tsk, &init_pid_ns);