From 1707f60f8b2dcca748889c879084af1b2fce240e Mon Sep 17 00:00:00 2001
From: Laxman Dewangan <ldewangan@nvidia.com>
Date: Tue, 2 Jul 2024 07:36:03 +0000
Subject: [PATCH] conftest: Add macro to determine if MODULE_IMPORT_NS present

Add conftest to determine if the MODULE_IMPORT_NS macro present.
This macro is added in commit 80140a81f7f833 ("module.h: simplify
MODULE_IMPORT_NS") in Linux 5.18.

Jira HOSTX-5375

Change-Id: Ie61dd169d21a0169c44060eb0e3f3fe4a9c149e8
Signed-off-by: Laxman Dewangan <ldewangan@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/c/linux-nv-oot/+/3166547
---
 scripts/conftest/Makefile    |  1 +
 scripts/conftest/conftest.sh | 14 ++++++++++++++
 2 files changed, 15 insertions(+)

diff --git a/scripts/conftest/Makefile b/scripts/conftest/Makefile
index 3dabb976..b0edf267 100644
--- a/scripts/conftest/Makefile
+++ b/scripts/conftest/Makefile
@@ -135,6 +135,7 @@ NV_CONFTEST_FUNCTION_COMPILE_TESTS += kthread_complete_and_exit
 NV_CONFTEST_FUNCTION_COMPILE_TESTS += mii_bus_struct_has_read_c45
 NV_CONFTEST_FUNCTION_COMPILE_TESTS += mii_bus_struct_has_write_c45
 NV_CONFTEST_FUNCTION_COMPILE_TESTS += media_entity_remote_pad
+NV_CONFTEST_FUNCTION_COMPILE_TESTS += module_import_ns_macro
 NV_CONFTEST_FUNCTION_COMPILE_TESTS += netif_set_tso_max_size
 NV_CONFTEST_FUNCTION_COMPILE_TESTS += netif_napi_add_weight
 NV_CONFTEST_FUNCTION_COMPILE_TESTS += of_get_named_gpio_flags
diff --git a/scripts/conftest/conftest.sh b/scripts/conftest/conftest.sh
index 950e7300..466807bd 100755
--- a/scripts/conftest/conftest.sh
+++ b/scripts/conftest/conftest.sh
@@ -7342,6 +7342,20 @@ compile_test() {
             compile_check_conftest "$CODE" "NV_MII_BUS_STRUCT_HAS_WRITE_C45" "" "types"
         ;;
 
+        module_import_ns_macro)
+           #
+           # Determine if the MODULE_IMPORT_NS macro present.
+           #
+           # Added in commit 80140a81f7f833 ("module.h: simplify MODULE_IMPORT_NS")
+           # in Linux 5.18.
+           CODE="
+           #include <linux/module.h>
+           MODULE_IMPORT_NS(DMA_BUF);
+           "
+
+           compile_check_conftest "$CODE" "NV_MODULE_IMPORT_NS_PRESENT" "" "types"
+        ;;
+
         platform_msi_domain_alloc_irqs)
             #
             # Determine if the platform_msi_domain_alloc_irqs() API available or not.