[CRIU] [PATCH 4/4] Update criu/include/linux/userfaultfd.h

[Mike Rapoport]

This is the version from v4.11-rc5. Apparently, that would be the userfault
ABI for the next few month.

Signed-off-by: Mike Rapoport <rppt at linux.vnet.ibm.com>
---
 criu/cr-check.c                  | 1 -
 criu/include/linux/userfaultfd.h | 5 +----
 2 files changed, 1 insertion(+), 5 deletions(-)

diff --git a/criu/cr-check.c b/criu/cr-check.c
index 28e8db1..a91eac6 100644
--- a/criu/cr-check.c
+++ b/criu/cr-check.c
@@ -1067,7 +1067,6 @@ static int check_compat_cr(void)
 static int check_uffd(void)
 {
 	unsigned long features = UFFD_FEATURE_EVENT_FORK |
-		UFFD_FEATURE_EVENT_EXIT |
 		UFFD_FEATURE_EVENT_REMAP |
 		UFFD_FEATURE_EVENT_UNMAP |
 		UFFD_FEATURE_EVENT_REMOVE;
diff --git a/criu/include/linux/userfaultfd.h b/criu/include/linux/userfaultfd.h
index c055947..3b05953 100644
--- a/criu/include/linux/userfaultfd.h
+++ b/criu/include/linux/userfaultfd.h
@@ -18,8 +18,7 @@
  * means the userland is reading).
  */
 #define UFFD_API ((__u64)0xAA)
-#define UFFD_API_FEATURES (UFFD_FEATURE_EVENT_EXIT |		\
-			   UFFD_FEATURE_EVENT_FORK |		\
+#define UFFD_API_FEATURES (UFFD_FEATURE_EVENT_FORK |		\
 			   UFFD_FEATURE_EVENT_REMAP |		\
 			   UFFD_FEATURE_EVENT_REMOVE |	\
 			   UFFD_FEATURE_EVENT_UNMAP |		\
@@ -113,7 +112,6 @@ struct uffd_msg {
 #define UFFD_EVENT_REMAP	0x14
 #define UFFD_EVENT_REMOVE	0x15
 #define UFFD_EVENT_UNMAP	0x16
-#define UFFD_EVENT_EXIT		0x17
 
 /* flags for UFFD_EVENT_PAGEFAULT */
 #define UFFD_PAGEFAULT_FLAG_WRITE	(1<<0)	/* If this was a write fault */
@@ -163,7 +161,6 @@ struct uffdio_api {
 #define UFFD_FEATURE_MISSING_HUGETLBFS		(1<<4)
 #define UFFD_FEATURE_MISSING_SHMEM		(1<<5)
 #define UFFD_FEATURE_EVENT_UNMAP		(1<<6)
-#define UFFD_FEATURE_EVENT_EXIT			(1<<7)
 	__u64 features;
 
 	__u64 ioctls;
-- 
1.9.1