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authorEric Auger <eric.auger@linaro.org>2015-11-03 18:12:12 +0000
committerAlex Williamson <alex.williamson@redhat.com>2015-11-03 12:54:56 -0700
commit32a2d71c4e808b5aa6c414d4422b5e6c594c8805 (patch)
tree2caaf12628259257867f853f9e0d3c92c51217ad /drivers/vfio/platform/vfio_platform_private.h
parent1b4bb2eaa9b2583521611b4aa978f9f499c92cd4 (diff)
vfio: platform: introduce vfio-platform-base module
To prepare for vfio platform reset rework let's build vfio_platform_common.c and vfio_platform_irq.c in a separate module from vfio-platform and vfio-amba. This makes possible to have separate module inits and works around a race between platform driver init and vfio reset module init: that way we make sure symbols exported by base are available when vfio-platform driver gets probed. The open/release being implemented in the base module, the ref count is applied to the parent module instead. Signed-off-by: Eric Auger <eric.auger@linaro.org> Suggested-by: Arnd Bergmann <arnd@arndb.de> Reviewed-by: Arnd Bergmann <arnd@arndb.de> Signed-off-by: Alex Williamson <alex.williamson@redhat.com>
Diffstat (limited to 'drivers/vfio/platform/vfio_platform_private.h')
-rw-r--r--drivers/vfio/platform/vfio_platform_private.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/vfio/platform/vfio_platform_private.h b/drivers/vfio/platform/vfio_platform_private.h
index 1c9b3d59543c..71286903fb49 100644
--- a/drivers/vfio/platform/vfio_platform_private.h
+++ b/drivers/vfio/platform/vfio_platform_private.h
@@ -56,6 +56,7 @@ struct vfio_platform_device {
u32 num_irqs;
int refcnt;
struct mutex igate;
+ struct module *parent_module;
/*
* These fields should be filled by the bus specific binder