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DateThu, 4 Feb 2010 09:12:03 +0900
Subject[PATCH] x86/agp: fix agp_amd64_init module initialization regression
FromFUJITA Tomonori <>
This fixes the regression introduced by commit
42590a75019a50012f25a962246498dead428433 ("x86/agp: Fix agp_amd64_init
and agp_amd64_cleanup").

The commit 61684ceaad4f65d1a9832c722f7bd5e7fc714de9 fixed the above
regression but there is still a problem in the module initialization;
when apg_amd64 is built as a module, the GART IOMMU is not still
initialized.

Reported-by: Marin Mitov <mitov@issp.bas.bg>
Signed-off-by: FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>
Tested-by: Marin Mitov <mitov@issp.bas.bg>
---
drivers/char/agp/amd64-agp.c | 5 ++++-
1 files changed, 4 insertions(+), 1 deletions(-)
diff --git a/drivers/char/agp/amd64-agp.c b/drivers/char/agp/amd64-agp.c
index 34cf04e..fd50ead 100644
--- a/drivers/char/agp/amd64-agp.c
+++ b/drivers/char/agp/amd64-agp.c
@@ -767,16 +767,19 @@ int __init agp_amd64_init(void)

static int __init agp_amd64_mod_init(void)
{
+#ifndef MODULE
if (gart_iommu_aperture)
return agp_bridges_found ? 0 : -ENODEV;
-
+#endif
return agp_amd64_init();
}

static void __exit agp_amd64_cleanup(void)
{
+#ifndef MODULE
if (gart_iommu_aperture)
return;
+#endif
if (aperture_resource)
release_resource(aperture_resource);
pci_unregister_driver(&agp_amd64_pci_driver);
--
1.5.6.5


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