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authorMichel Lespinasse <walken@google.com>2020-06-08 21:33:54 -0700
committerLinus Torvalds <torvalds@linux-foundation.org>2020-06-09 09:39:14 -0700
commitc1e8d7c6a7a682e1405e3e242d32fc377fd196ff (patch)
treeef02402b77990834fbb5bdb1f146fc0393cc8987 /fs/coredump.c
parent3e4e28c5a8f01ee4174d639e36ed155ade489a6f (diff)
mmap locking API: convert mmap_sem comments
Convert comments that reference mmap_sem to reference mmap_lock instead. [akpm@linux-foundation.org: fix up linux-next leftovers] [akpm@linux-foundation.org: s/lockaphore/lock/, per Vlastimil] [akpm@linux-foundation.org: more linux-next fixups, per Michel] Signed-off-by: Michel Lespinasse <walken@google.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Reviewed-by: Vlastimil Babka <vbabka@suse.cz> Reviewed-by: Daniel Jordan <daniel.m.jordan@oracle.com> Cc: Davidlohr Bueso <dbueso@suse.de> Cc: David Rientjes <rientjes@google.com> Cc: Hugh Dickins <hughd@google.com> Cc: Jason Gunthorpe <jgg@ziepe.ca> Cc: Jerome Glisse <jglisse@redhat.com> Cc: John Hubbard <jhubbard@nvidia.com> Cc: Laurent Dufour <ldufour@linux.ibm.com> Cc: Liam Howlett <Liam.Howlett@oracle.com> Cc: Matthew Wilcox <willy@infradead.org> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Ying Han <yinghan@google.com> Link: http://lkml.kernel.org/r/20200520052908.204642-13-walken@google.com Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'fs/coredump.c')
-rw-r--r--fs/coredump.c4
1 files 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