userfaultfd.c: In function ‘hugetlb_release_pages’: userfaultfd.c:145:25: error: ‘FALLOC_FL_PUNCH_HOLE’ undeclared (first use in this function)
Signed-off-by: Peng Hao peng.hao2@zte.com.cn --- tools/testing/selftests/vm/userfaultfd.c | 1 + 1 file changed, 1 insertion(+)
diff --git a/tools/testing/selftests/vm/userfaultfd.c b/tools/testing/selftests/vm/userfaultfd.c index de2f9ec..d8fe447 100644 --- a/tools/testing/selftests/vm/userfaultfd.c +++ b/tools/testing/selftests/vm/userfaultfd.c @@ -68,6 +68,7 @@ #include <linux/userfaultfd.h> #include <setjmp.h> #include <stdbool.h> +#include <linux/falloc.h>
#ifdef __NR_userfaultfd
On Sun, Apr 15, 2018 at 03:08:56AM +0800, Peng Hao wrote:
userfaultfd.c: In function ‘hugetlb_release_pages’: userfaultfd.c:145:25: error: ‘FALLOC_FL_PUNCH_HOLE’ undeclared (first use in this function)
Signed-off-by: Peng Hao peng.hao2@zte.com.cn
tools/testing/selftests/vm/userfaultfd.c | 1 + 1 file changed, 1 insertion(+)
diff --git a/tools/testing/selftests/vm/userfaultfd.c b/tools/testing/selftests/vm/userfaultfd.c index de2f9ec..d8fe447 100644 --- a/tools/testing/selftests/vm/userfaultfd.c +++ b/tools/testing/selftests/vm/userfaultfd.c @@ -68,6 +68,7 @@ #include <linux/userfaultfd.h> #include <setjmp.h> #include <stdbool.h> +#include <linux/falloc.h>
The FALLOC_FL_PUNCH_HOLE definition should come from #include <fcntl.h>. What are the versions of your kernel and the libc-development package?
#ifdef __NR_userfaultfd -- 1.8.3.1
linux-kselftest-mirror@lists.linaro.org
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Mike Rapoport -
Peng Hao