[PATCH v1 1/2] fstress: add suport for using liburing setxattr

[Stefan Roesch <shr@fb.com>]

Summary:

Liburing added support for setxattr. This change adds
support for this this in fsstress when fsstress is built
with liburing support.

Signed-off-by: Stefan Roesch <shr@fb.com>
---
 ltp/fsstress.c | 43 ++++++++++++++++++++++++++++++++++++++++++-
 1 file changed, 42 insertions(+), 1 deletion(-)

diff --git a/ltp/fsstress.c b/ltp/fsstress.c
index 003e0e49..4a5c4afe 100644
--- a/ltp/fsstress.c
+++ b/ltp/fsstress.c
@@ -4779,6 +4779,43 @@ setattr_f(opnum_t opno, long r)
 	close(fd);
 }
 
+static int
+io_uring_setxattr(const char *path, const char *name, const void *value, size_t size,
+	  	  int flags)
+{
+	struct io_uring_sqe *sqe;
+	struct io_uring_cqe *cqe;
+	int ret;
+
+	sqe = io_uring_get_sqe(&ring);
+	if (!sqe) {
+		printf("io_uring_get_sqe failed\n");
+		ret = -1;
+		goto out;
+	}
+
+	io_uring_prep_setxattr(sqe, name, value, path, flags, size);
+
+	ret = io_uring_submit_and_wait(&ring, 1);
+	if (ret != 1) {
+		printf("io_uring_submit_and_wait failed, ret=%d\n", ret);
+		ret = -1;
+		goto out;
+    	}
+
+	ret = io_uring_wait_cqe(&ring, &cqe);
+	if (ret < 0) {
+		printf("io_uring_wait_cqe failed, ret=%d\n", ret);
+		goto out;
+	}
+
+	ret = cqe->res;
+	io_uring_cqe_seen(&ring, cqe);
+
+out:
+	return ret;
+}
+
 void
 setfattr_f(opnum_t opno, long r)
 {
@@ -4842,7 +4879,11 @@ setfattr_f(opnum_t opno, long r)
 		goto out;
 	}
 
-	e = setxattr(f.path, name, value, value_len, flag) < 0 ? errno : 0;
+	if (have_io_uring)
+		e = io_uring_setxattr(f.path, name, value, value_len, flag);
+	else
+		e = setxattr(f.path, name, value, value_len, flag) < 0 ? errno : 0;
+
 	if (e == 0)
 		fep->xattr_counter++;
 	if (v)
-- 
2.30.2