From mboxrd@z Thu Jan 1 00:00:00 1970 From: eric.auger@redhat.com (Eric Auger) Date: Tue, 7 Jun 2016 15:59:17 +0000 Subject: [PATCH v10 3/8] iommu: introduce an msi cookie In-Reply-To: <1465315162-5888-1-git-send-email-eric.auger@redhat.com> References: <1465315162-5888-1-git-send-email-eric.auger@redhat.com> Message-ID: <1465315162-5888-4-git-send-email-eric.auger@redhat.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org This opaque pointer will enable to store information about msi iommu mappings. Signed-off-by: Eric Auger --- v7 -> v8: remove spinlock and RB tree v5 -> v6: - initialize reserved_binding_list - use a spinlock instead of a mutex --- include/linux/iommu.h | 1 + 1 file changed, 1 insertion(+) diff --git a/include/linux/iommu.h b/include/linux/iommu.h index 1b553ee..f7a5d13 100644 --- a/include/linux/iommu.h +++ b/include/linux/iommu.h @@ -91,6 +91,7 @@ struct iommu_domain { struct iommu_domain_geometry geometry; struct iommu_domain_msi_geometry msi_geometry; void *iova_cookie; + void *msi_cookie; }; enum iommu_cap { -- 1.9.1