userfaultfd: selftest: headers fixup
authorAndrea Arcangeli <aarcange@redhat.com>
Tue, 22 Sep 2015 21:58:55 +0000 (14:58 -0700)
committerLinus Torvalds <torvalds@linux-foundation.org>
Tue, 22 Sep 2015 22:09:53 +0000 (15:09 -0700)
Depend on "make headers_install" to create proper headers to include and
provide syscall numbers.

Signed-off-by: Andrea Arcangeli <aarcange@redhat.com>
Cc: Dr. David Alan Gilbert <dgilbert@redhat.com>
Cc: Michael Ellerman <mpe@ellerman.id.au>
Cc: Shuah Khan <shuahkh@osg.samsung.com>
Cc: Thierry Reding <treding@nvidia.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
tools/testing/selftests/vm/Makefile
tools/testing/selftests/vm/userfaultfd.c

index 949e275..3c53cac 100644 (file)
@@ -12,8 +12,11 @@ BINARIES += userfaultfd
 all: $(BINARIES)
 %: %.c
        $(CC) $(CFLAGS) -o $@ $^ -lrt
-userfaultfd: userfaultfd.c
-       $(CC) $(CFLAGS) -O2 -o $@ $^ -lpthread
+userfaultfd: userfaultfd.c ../../../../usr/include/linux/kernel.h
+       $(CC) $(CFLAGS) -O2 -o $@ $< -lpthread
+
+../../../../usr/include/linux/kernel.h:
+       make -C ../../../.. headers_install
 
 TEST_PROGS := run_vmtests
 TEST_FILES := $(BINARIES)
index 59d145f..a9e0b91 100644 (file)
 #include <linux/userfaultfd.h>
 
 #ifndef __NR_userfaultfd
-#ifdef __x86_64__
-#define __NR_userfaultfd 323
-#elif defined(__i386__)
-#define __NR_userfaultfd 374
-#elif defined(__powewrpc__)
-#define __NR_userfaultfd 364
-#elif defined(__s390__)
-#define __NR_userfaultfd 355
-#else
 #error "missing __NR_userfaultfd definition"
 #endif
-#endif
 
 static unsigned long nr_cpus, nr_pages, nr_pages_per_cpu, page_size;