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authorThomas Hellstrom (VMware) <thomas_os@shipmail.org>2020-03-24 18:48:55 +0100
committerThomas Hellstrom (VMware) <thomas_os@shipmail.org>2020-03-24 18:48:55 +0100
commit75390281ab68534fbecc71f370203d7981f04a3a (patch)
tree08e12aead872a4ae98df4cb76ee58b1f0a3b9fca /drivers/gpu/drm/vmwgfx/vmwgfx_drv.h
parent314b6580adc543cf21a1a84bce9c6a58a8dcb38c (diff)
drm/vmwgfx: Support huge page faults
With vmwgfx dirty-tracking we need a specialized huge_fault callback. Implement and hook it up. Cc: Andrew Morton <akpm@linux-foundation.org> Cc: Michal Hocko <mhocko@suse.com> Cc: "Matthew Wilcox (Oracle)" <willy@infradead.org> Cc: "Kirill A. Shutemov" <kirill.shutemov@linux.intel.com> Cc: Ralph Campbell <rcampbell@nvidia.com> Cc: "Jérôme Glisse" <jglisse@redhat.com> Cc: "Christian König" <christian.koenig@amd.com> Cc: Dan Williams <dan.j.williams@intel.com> Signed-off-by: Thomas Hellstrom (VMware) <thomas_os@shipmail.org> Reviewed-by: Roland Scheidegger <sroland@vmware.com> Acked-by: Christian König <christian.koenig@amd.com>
Diffstat (limited to 'drivers/gpu/drm/vmwgfx/vmwgfx_drv.h')
-rw-r--r--drivers/gpu/drm/vmwgfx/vmwgfx_drv.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.h b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.h
index b70d73225707..6fc8d5c171c6 100644
--- a/drivers/gpu/drm/vmwgfx/vmwgfx_drv.h
+++ b/drivers/gpu/drm/vmwgfx/vmwgfx_drv.h
@@ -1402,6 +1402,10 @@ void vmw_bo_dirty_unmap(struct vmw_buffer_object *vbo,
pgoff_t start, pgoff_t end);
vm_fault_t vmw_bo_vm_fault(struct vm_fault *vmf);
vm_fault_t vmw_bo_vm_mkwrite(struct vm_fault *vmf);
+#ifdef CONFIG_TRANSPARENT_HUGEPAGE
+vm_fault_t vmw_bo_vm_huge_fault(struct vm_fault *vmf,
+ enum page_entry_size pe_size);
+#endif
/**
* VMW_DEBUG_KMS - Debug output for kernel mode-setting