lkml.org 
[lkml]   [2017]   [Feb]   [8]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
Subject[PATCH] vfio: Replace module request with softdep
From
Date
Rather than doing a module request from within the init function, add
a soft dependency on the available IOMMU backend drivers. This makes
the dependency visible to userspace when picking modules for the
ram disk.

Signed-off-by: Alex Williamson <alex.williamson@redhat.com>
---
drivers/vfio/vfio.c | 9 +--------
1 file changed, 1 insertion(+), 8 deletions(-)

diff --git a/drivers/vfio/vfio.c b/drivers/vfio/vfio.c
index 9901c4671e2f..57052b68f15a 100644
--- a/drivers/vfio/vfio.c
+++ b/drivers/vfio/vfio.c
@@ -2250,14 +2250,6 @@ static int __init vfio_init(void)

pr_info(DRIVER_DESC " version: " DRIVER_VERSION "\n");

- /*
- * Attempt to load known iommu-drivers. This gives us a working
- * environment without the user needing to explicitly load iommu
- * drivers.
- */
- request_module_nowait("vfio_iommu_type1");
- request_module_nowait("vfio_iommu_spapr_tce");
-
#ifdef CONFIG_VFIO_NOIOMMU
vfio_register_iommu_driver(&vfio_noiommu_ops);
#endif
@@ -2297,3 +2289,4 @@ static void __exit vfio_cleanup(void)
MODULE_DESCRIPTION(DRIVER_DESC);
MODULE_ALIAS_MISCDEV(VFIO_MINOR);
MODULE_ALIAS("devname:vfio/vfio");
+MODULE_SOFTDEP("post: vfio_iommu_type1 vfio_iommu_spapr_tce");
\
 
 \ /
  Last update: 2017-02-08 21:49    [W:0.032 / U:0.108 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site