The patch titled
Subject: userfaultfd-non-cooperative-add-event-for-exit-notification-fix
has been removed from the -mm tree. Its filename was
userfaultfd-non-cooperative-add-event-for-exit-notification-fix.patch
This patch was dropped because it was folded into userfaultfd-non-cooperative-add-event-for-exit-notification.patch
------------------------------------------------------
From: Mike Rapoport <rppt@xxxxxxxxxxxxxxxxxx>
Subject: userfaultfd-non-cooperative-add-event-for-exit-notification-fix
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Link: http://lkml.kernel.org/r/20170202135448.GB19804@rapoport-lnx
Signed-off-by: Mike Rapoport <rppt@xxxxxxxxxxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
fs/userfaultfd.c | 4 ++++
1 file changed, 4 insertions(+)
diff -puN fs/userfaultfd.c~userfaultfd-non-cooperative-add-event-for-exit-notification-fix fs/userfaultfd.c
--- a/fs/userfaultfd.c~userfaultfd-non-cooperative-add-event-for-exit-notification-fix
+++ a/fs/userfaultfd.c
@@ -778,6 +778,10 @@ void userfaultfd_exit(struct mm_struct *
{
struct vm_area_struct *vma = mm->mmap;
+ /*
+ * We can do the vma walk without locking because the caller
+ * (exit_mm) knows it now has exclusive access
+ */
while (vma) {
struct userfaultfd_ctx *ctx = vma->vm_userfaultfd_ctx.ctx;
_
Patches currently in -mm which might be from rppt@xxxxxxxxxxxxxxxxxx are
userfaultfd-non-cooperative-rename-event_madvdontneed-to-event_remove.patch
userfaultfd-non-cooperative-add-madvise-event-for-madv_remove-request.patch
userfaultfd-non-cooperative-selftest-enable-remove-event-test-for-shmem.patch
mm-call-vm_munmap-in-munmap-syscall-instead-of-using-open-coded-version.patch
userfaultfd-non-cooperative-add-event-for-memory-unmaps.patch
userfaultfd-non-cooperative-add-event-for-exit-notification.patch
userfaultfd-mcopy_atomic-return-enoent-when-no-compatible-vma-found.patch
userfaultfd-mcopy_atomic-return-enoent-when-no-compatible-vma-found-fix.patch
userfaultfd_copy-return-enospc-in-case-mm-has-gone.patch
userfaultfd-documentation-update.patch
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