VisionFive2 Linux kernel

author: Michel Lespinasse <walken@google.com> 2020-06-08 21:33:54 -0700 committer: Linus Torvalds <torvalds@linux-foundation.org> 2020-06-09 09:39:14 -0700 commit: c1e8d7c6a7a682e1405e3e242d32fc377fd196ff parent: 3e4e28c5a8f01ee4174d639e36ed155ade489a6f

Commit Summary:

mmap locking API: convert mmap_sem comments

Diffstat:

1 file changed, 2 insertions, 2 deletions

diff --git a/fs/coredump.c b/fs/coredump.c
index 9fde263af452..7237f07ff6be 100644
--- a/fs/coredump.c
+++ b/fs/coredump.c
@@ -393,7 +393,7 @@ static int zap_threads(struct task_struct *tsk, struct mm_struct *mm,
 	 *	of ->siglock provides a memory barrier.
 	 *
 	 * do_exit:
-	 *	The caller holds mm->mmap_sem. This means that the task which
+	 *	The caller holds mm->mmap_lock. This means that the task which
 	 *	uses this mm can't pass exit_mm(), so it can't exit or clear
 	 *	its ->mm.
 	 *
@@ -401,7 +401,7 @@ static int zap_threads(struct task_struct *tsk, struct mm_struct *mm,
 	 *	It does list_replace_rcu(&leader->tasks, &current->tasks),
 	 *	we must see either old or new leader, this does not matter.
 	 *	However, it can change p->sighand, so lock_task_sighand(p)
-	 *	must be used. Since p->mm != NULL and we hold ->mmap_sem
+	 *	must be used. Since p->mm != NULL and we hold ->mmap_lock
 	 *	it can't fail.
 	 *
 	 *	Note also that "g" can be the old leader with ->mm == NULL