From 592017c3a910a3905b1925aee88c4674e9a596b7 Mon Sep 17 00:00:00 2001
From: Gaurav Jain <gaurav.jain@nxp.com>
Date: Tue, 30 May 2023 17:09:42 +0530
Subject: [PATCH] zero copy: Fix build for Linux 6.4

get_user_pages_remote api prototype is changed in kernel.
struct vm_area_struct **vmas argument is removed.
Migrate to the new API.

Signed-off-by: Gaurav Jain <gaurav.jain@nxp.com>

Upstream: https://github.com/cryptodev-linux/cryptodev-linux/commit/592017c3a910a3905b1925aee88c4674e9a596b7
Signed-off-by: Fabrice Fontaine <fontaine.fabrice@gmail.com>
---
 zc.c | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/zc.c b/zc.c
index fdf7da17..6637945a 100644
--- a/zc.c
+++ b/zc.c
@@ -80,10 +80,14 @@ int __get_userbuf(uint8_t __user *addr, uint32_t len, int write,
 	ret = get_user_pages_remote(task, mm,
 			(unsigned long)addr, pgcount, write ? FOLL_WRITE : 0,
 			pg, NULL, NULL);
-#else
+#elif (LINUX_VERSION_CODE < KERNEL_VERSION(6, 4, 0))
 	ret = get_user_pages_remote(mm,
 			(unsigned long)addr, pgcount, write ? FOLL_WRITE : 0,
 			pg, NULL, NULL);
+#else
+	ret = get_user_pages_remote(mm,
+			(unsigned long)addr, pgcount, write ? FOLL_WRITE : 0,
+			pg, NULL);
 #endif
 #if (LINUX_VERSION_CODE < KERNEL_VERSION(5, 8, 0))
 	up_read(&mm->mmap_sem);