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authorDavid Hildenbrand <david@redhat.com>2021-04-22 12:08:20 +0200
committerDavid Hildenbrand <david@redhat.com>2021-09-03 18:42:01 +0200
commit8d0920bde5eb8ec7e567939b85e65a0596c8580d (patch)
treecdba733cd679ff5527daab0e8303a4da97adec4b /kernel/events
parent4589ff7ca81516381393649dec8dd4948884b2b2 (diff)
downloadlinux-8d0920bde5eb8ec7e567939b85e65a0596c8580d.tar.bz2
mm: remove VM_DENYWRITE
All in-tree users of MAP_DENYWRITE are gone. MAP_DENYWRITE cannot be set from user space, so all users are gone; let's remove it. Acked-by: "Eric W. Biederman" <ebiederm@xmission.com> Acked-by: Christian König <christian.koenig@amd.com> Signed-off-by: David Hildenbrand <david@redhat.com>
Diffstat (limited to 'kernel/events')
-rw-r--r--kernel/events/core.c2
1 files changed, 0 insertions, 2 deletions
diff --git a/kernel/events/core.c b/kernel/events/core.c
index 1cb1f9b8392e..19767bb9933c 100644
--- a/kernel/events/core.c
+++ b/kernel/events/core.c
@@ -8307,8 +8307,6 @@ static void perf_event_mmap_event(struct perf_mmap_event *mmap_event)
else
flags = MAP_PRIVATE;
- if (vma->vm_flags & VM_DENYWRITE)
- flags |= MAP_DENYWRITE;
if (vma->vm_flags & VM_LOCKED)
flags |= MAP_LOCKED;
if (is_vm_hugetlb_page(vma))