From 90c1b555b5ac5046d178f7f92599cbef9ee94556 Mon Sep 17 00:00:00 2001
From: John Simons <jammsimons@gmail.com>
Date: Thu, 11 Jan 2024 05:41:34 +0100
Subject: [PATCH] Fixed build for Linux 6.5 kernel

---
 XDMA/linux-kernel/xdma/cdev_ctrl.c  |  5 ++++-
 XDMA/linux-kernel/xdma/cdev_sgdma.c | 15 ++++++++++++++-
 XDMA/linux-kernel/xdma/xdma_cdev.c  |  2 +-
 3 files changed, 19 insertions(+), 3 deletions(-)

diff --git a/XDMA/linux-kernel/xdma/cdev_ctrl.c b/XDMA/linux-kernel/xdma/cdev_ctrl.c
index dbc41ef36..9aa6a0064 100644
--- a/XDMA/linux-kernel/xdma/cdev_ctrl.c
+++ b/XDMA/linux-kernel/xdma/cdev_ctrl.c
@@ -233,7 +233,10 @@ int bridge_mmap(struct file *file, struct vm_area_struct *vma)
 	 * prevent touching the pages (byte access) for swap-in,
 	 * and prevent the pages from being swapped out
 	 */
-	vma->vm_flags |= VMEM_FLAGS;
+	vm_flags_set(vma, VMEM_FLAGS);
+
+	//vma->vm_flags |= VMEM_FLAGS;
+
 	/* make MMIO accessible to user space */
 	rv = io_remap_pfn_range(vma, vma->vm_start, phys >> PAGE_SHIFT,
 			vsize, vma->vm_page_prot);
diff --git a/XDMA/linux-kernel/xdma/cdev_sgdma.c b/XDMA/linux-kernel/xdma/cdev_sgdma.c
index 4a9f63870..4bbc03203 100644
--- a/XDMA/linux-kernel/xdma/cdev_sgdma.c
+++ b/XDMA/linux-kernel/xdma/cdev_sgdma.c
@@ -563,7 +563,7 @@ static ssize_t cdev_aio_read(struct kiocb *iocb, const struct iovec *io,
 	return -EIOCBQUEUED;
 }
 
-#if LINUX_VERSION_CODE >= KERNEL_VERSION(3, 16, 0)
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(3, 16, 0) && LINUX_VERSION_CODE <= KERNEL_VERSION(6, 4, 0)
 static ssize_t cdev_write_iter(struct kiocb *iocb, struct iov_iter *io)
 {
 	return cdev_aio_write(iocb, io->iov, io->nr_segs, io->iov_offset);
@@ -575,6 +575,19 @@ static ssize_t cdev_read_iter(struct kiocb *iocb, struct iov_iter *io)
 }
 #endif
 
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(6, 4, 0)
+static ssize_t cdev_write_iter(struct kiocb *iocb, struct iov_iter *io)
+{
+	return cdev_aio_write(iocb, io->__iov, io->nr_segs, io->iov_offset);
+}
+
+static ssize_t cdev_read_iter(struct kiocb *iocb, struct iov_iter *io)
+{
+	return cdev_aio_read(iocb, io->__iov, io->nr_segs, io->iov_offset);
+}
+#endif
+
+
 static int ioctl_do_perf_start(struct xdma_engine *engine, unsigned long arg)
 {
 	int rv;
diff --git a/XDMA/linux-kernel/xdma/xdma_cdev.c b/XDMA/linux-kernel/xdma/xdma_cdev.c
index 363ffb447..488a3a497 100644
--- a/XDMA/linux-kernel/xdma/xdma_cdev.c
+++ b/XDMA/linux-kernel/xdma/xdma_cdev.c
@@ -603,7 +603,7 @@ int xpdev_create_interfaces(struct xdma_pci_dev *xpdev)
 
 int xdma_cdev_init(void)
 {
-	g_xdma_class = class_create(THIS_MODULE, XDMA_NODE_NAME);
+	g_xdma_class = class_create(XDMA_NODE_NAME);
 	if (IS_ERR(g_xdma_class)) {
 		dbg_init(XDMA_NODE_NAME ": failed to create class");
 		return -EINVAL;