Merge tag 'v4.9-rc1' into x86/urgent, to pick up updates

Signed-off-by: Ingo Molnar <[email protected]>

1 files changed, 1 insertions, 62 deletions

diff --git a/tools/testing/selftests/vm/mlock2-tests.c b/tools/testing/selftests/vm/mlock2-tests.c
index 02ca5e0177c5..ff0cda2b19c9 100644
--- a/tools/testing/selftests/vm/mlock2-tests.c
+++ b/tools/testing/selftests/vm/mlock2-tests.c
@@ -1,33 +1,12 @@
 #define _GNU_SOURCE
 #include <sys/mman.h>
 #include <stdint.h>
-#include <stdio.h>
-#include <stdlib.h>
 #include <unistd.h>
 #include <string.h>
 #include <sys/time.h>
 #include <sys/resource.h>
-#include <syscall.h>
-#include <errno.h>
 #include <stdbool.h>
-
-#ifndef MLOCK_ONFAULT
-#define MLOCK_ONFAULT 1
-#endif
-
-#ifndef MCL_ONFAULT
-#define MCL_ONFAULT (MCL_FUTURE << 1)
-#endif
-
-static int mlock2_(void *start, size_t len, int flags)
-{
-#ifdef __NR_mlock2
-	return syscall(__NR_mlock2, start, len, flags);
-#else
-	errno = ENOSYS;
-	return -1;
-#endif
-}
+#include "mlock2.h"
 
 struct vm_boundaries {
 	unsigned long start;
@@ -138,46 +117,6 @@ static uint64_t get_kpageflags(unsigned long pfn)
 	return flags;
 }
 
-static FILE *seek_to_smaps_entry(unsigned long addr)
-{
-	FILE *file;
-	char *line = NULL;
-	size_t size = 0;
-	unsigned long start, end;
-	char perms[5];
-	unsigned long offset;
-	char dev[32];
-	unsigned long inode;
-	char path[BUFSIZ];
-
-	file = fopen("/proc/self/smaps", "r");
-	if (!file) {
-		perror("fopen smaps");
-		_exit(1);
-	}
-
-	while (getline(&line, &size, file) > 0) {
-		if (sscanf(line, "%lx-%lx %s %lx %s %lu %s\n",
-			   &start, &end, perms, &offset, dev, &inode, path) < 6)
-			goto next;
-
-		if (start <= addr && addr < end)
-			goto out;
-
-next:
-		free(line);
-		line = NULL;
-		size = 0;
-	}
-
-	fclose(file);
-	file = NULL;
-
-out:
-	free(line);
-	return file;
-}
-
 #define VMFLAGS "VmFlags:"
 
 static bool is_vmflag_set(unsigned long addr, const char *vmflag)