Add O_PATH support in vfs2

PiperOrigin-RevId: 354367665

1 files changed, 17 insertions, 0 deletions

diff --git a/test/syscalls/linux/pwritev2.cc b/test/syscalls/linux/pwritev2.cc
index 63b686c62..00aed61b4 100644
--- a/test/syscalls/linux/pwritev2.cc
+++ b/test/syscalls/linux/pwritev2.cc
@@ -283,6 +283,23 @@ TEST(Pwritev2Test, ReadOnlyFile) {
               SyscallFailsWithErrno(EBADF));
 }
 
+TEST(Pwritev2Test, Pwritev2WithOpath) {
+  SKIP_IF(IsRunningWithVFS1());
+  SKIP_IF(pwritev2(-1, nullptr, 0, 0, 0) < 0 && errno == ENOSYS);
+
+  const TempPath file = ASSERT_NO_ERRNO_AND_VALUE(TempPath::CreateFile());
+  const FileDescriptor fd =
+      ASSERT_NO_ERRNO_AND_VALUE(Open(file.path(), O_PATH));
+
+  char buf[16];
+  struct iovec iov;
+  iov.iov_base = buf;
+  iov.iov_len = sizeof(buf);
+
+  EXPECT_THAT(pwritev2(fd.get(), &iov, /*iovcnt=*/1, /*offset=*/0, /*flags=*/0),
+              SyscallFailsWithErrno(EBADF));
+}
+
 // This test calls pwritev2 with an invalid flag.
 TEST(Pwritev2Test, InvalidFlag) {
   SKIP_IF(pwritev2(-1, nullptr, 0, 0, 0) < 0 && errno == ENOSYS);