diff --git a/srcpkgs/linux5.5/files/i386-dotconfig b/srcpkgs/linux5.5/files/i386-dotconfig
index d8042b4b223..1539171297b 100644
--- a/srcpkgs/linux5.5/files/i386-dotconfig
+++ b/srcpkgs/linux5.5/files/i386-dotconfig
@@ -944,6 +944,7 @@ CONFIG_PGTABLE_MAPPING=y
 # CONFIG_ZSMALLOC_STAT is not set
 CONFIG_GENERIC_EARLY_IOREMAP=y
 CONFIG_IDLE_PAGE_TRACKING=y
+CONFIG_HMM_MIRROR=y
 CONFIG_FRAME_VECTOR=y
 # CONFIG_PERCPU_STATS is not set
 # CONFIG_GUP_BENCHMARK is not set
@@ -5630,7 +5631,7 @@ CONFIG_DRM_RADEON_USERPTR=y
 CONFIG_DRM_AMDGPU=m
 CONFIG_DRM_AMDGPU_SI=y
 CONFIG_DRM_AMDGPU_CIK=y
-# CONFIG_DRM_AMDGPU_USERPTR is not set
+CONFIG_DRM_AMDGPU_USERPTR=y
 # CONFIG_DRM_AMDGPU_GART_DEBUGFS is not set
 
 #
diff --git a/srcpkgs/linux5.5/files/x86_64-dotconfig b/srcpkgs/linux5.5/files/x86_64-dotconfig
index aed66bd131c..22a9cb276d1 100644
--- a/srcpkgs/linux5.5/files/x86_64-dotconfig
+++ b/srcpkgs/linux5.5/files/x86_64-dotconfig
@@ -983,6 +983,7 @@ CONFIG_IDLE_PAGE_TRACKING=y
 CONFIG_ARCH_HAS_PTE_DEVMAP=y
 CONFIG_ZONE_DEVICE=y
 CONFIG_DEV_PAGEMAP_OPS=y
+CONFIG_HMM_MIRROR=y
 # CONFIG_DEVICE_PRIVATE is not set
 CONFIG_FRAME_VECTOR=y
 CONFIG_ARCH_USES_HIGH_VMA_FLAGS=y
@@ -5680,7 +5681,7 @@ CONFIG_DRM_RADEON_USERPTR=y
 CONFIG_DRM_AMDGPU=m
 CONFIG_DRM_AMDGPU_SI=y
 CONFIG_DRM_AMDGPU_CIK=y
-# CONFIG_DRM_AMDGPU_USERPTR is not set
+CONFIG_DRM_AMDGPU_USERPTR=y
 # CONFIG_DRM_AMDGPU_GART_DEBUGFS is not set
 
 #
diff --git a/srcpkgs/linux5.5/template b/srcpkgs/linux5.5/template
index 47e823c30ad..58a9e429adb 100644
--- a/srcpkgs/linux5.5/template
+++ b/srcpkgs/linux5.5/template
@@ -1,6 +1,6 @@
 # Template file for 'linux5.5'
 pkgname=linux5.5
-version=5.5.16
+version=5.5.18
 revision=1
 wrksrc="linux-${version}"
 short_desc="Linux kernel and modules (${version%.*} series)"
@@ -8,7 +8,7 @@ maintainer="Juan RP <xtraeme@gmail.com>"
 license="GPL-2.0-only"
 homepage="https://www.kernel.org"
 distfiles="https://cdn.kernel.org/pub/linux/kernel/v5.x/linux-${version}.tar.xz"
-checksum=85fb308a8a204e4913e078d50ac94dad05a6aca9cacfe5d6b6fbfbb903f70708
+checksum=e804347326d707a68720a16d71426cf037a355ea8a8bb28c2fcc7bdd088e3106
 patch_args="-Np1"
 
 # XXX restrict archs until all archs are updated.