diff --git a/.SRCINFO b/.SRCINFO
index ce0c580..ff42356 100644
--- a/.SRCINFO
+++ b/.SRCINFO
@@ -1,7 +1,7 @@
 # Generated by mksrcinfo v8
-# Thu Mar 24 02:20:53 UTC 2016
+# Fri Apr 15 02:07:33 UTC 2016
 pkgbase = linux-vfio
-	pkgver = 4.5
+	pkgver = 4.5.1
 	pkgrel = 1
 	url = http://www.kernel.org/
 	arch = i686
@@ -15,6 +15,8 @@ pkgbase = linux-vfio
 	options = !strip
 	source = https://www.kernel.org/pub/linux/kernel/v4.x/linux-4.5.tar.xz
 	source = https://www.kernel.org/pub/linux/kernel/v4.x/linux-4.5.tar.sign
+	source = https://www.kernel.org/pub/linux/kernel/v4.x/patch-4.5.1.xz
+	source = https://www.kernel.org/pub/linux/kernel/v4.x/patch-4.5.1.sign
 	source = config
 	source = config.x86_64
 	source = linux.preset
@@ -23,8 +25,10 @@ pkgbase = linux-vfio
 	source = i915_317.patch
 	sha256sums = a40defb401e01b37d6b8c8ad5c1bbab665be6ac6310cdeed59950c96b31a519c
 	sha256sums = SKIP
-	sha256sums = 4e520b53399541b5d166fba4be397756278cbcbc260be87bd3ff324496ac3619
-	sha256sums = 30660541b981bfbf60db8ffdbf75dca63648ca19bc2fba564b4561f6ecc7bf1b
+	sha256sums = 060ad091ebfa2b63d62e86beaf68c3a5d4638c506c3ac941c1825ba756e830b1
+	sha256sums = SKIP
+	sha256sums = 8a8a955f015ee8342701231a63836cec0e300fd7e96d30e8696fde8a383fcdc9
+	sha256sums = 8b60911aad591306336e300e27071f2d108c5016e66a04327b82ac69acbfefff
 	sha256sums = f0d90e756f14533ee67afda280500511a62465b4f76adcc5effa95a40045179c
 	sha256sums = 1256b241cd477b265a3c2d64bdc19ffe3c9bbcee82ea3994c590c2c76e767d99
 	sha256sums = 975f79348119bfba8dd972a9fbfe6b38484c45bfd228f2f6d48a0c02426ba149
diff --git a/PKGBUILD b/PKGBUILD
index c1cc900..5a5b143 100644
--- a/PKGBUILD
+++ b/PKGBUILD
@@ -2,7 +2,7 @@
 
 pkgbase=linux-vfio
 _srcname=linux-4.5
-pkgver=4.5
+pkgver=4.5.1
 pkgrel=1
 arch=('i686' 'x86_64')
 url="http://www.kernel.org/"
@@ -11,8 +11,8 @@ makedepends=('xmlto' 'docbook-xsl' 'kmod' 'inetutils' 'bc')
 options=('!strip')
 source=("https://www.kernel.org/pub/linux/kernel/v4.x/${_srcname}.tar.xz"
         "https://www.kernel.org/pub/linux/kernel/v4.x/${_srcname}.tar.sign"
-        #"https://www.kernel.org/pub/linux/kernel/v4.x/patch-${pkgver}.xz"
-        #"https://www.kernel.org/pub/linux/kernel/v4.x/patch-${pkgver}.sign"
+        "https://www.kernel.org/pub/linux/kernel/v4.x/patch-${pkgver}.xz"
+        "https://www.kernel.org/pub/linux/kernel/v4.x/patch-${pkgver}.sign"
         # the main kernel config files
         'config' 'config.x86_64'
         # standard config files for mkinitcpio ramdisk
@@ -22,8 +22,10 @@ source=("https://www.kernel.org/pub/linux/kernel/v4.x/${_srcname}.tar.xz"
         'i915_317.patch')
 sha256sums=('a40defb401e01b37d6b8c8ad5c1bbab665be6ac6310cdeed59950c96b31a519c'
             'SKIP'
-            '4e520b53399541b5d166fba4be397756278cbcbc260be87bd3ff324496ac3619'
-            '30660541b981bfbf60db8ffdbf75dca63648ca19bc2fba564b4561f6ecc7bf1b'
+            '060ad091ebfa2b63d62e86beaf68c3a5d4638c506c3ac941c1825ba756e830b1'
+            'SKIP'
+            '8a8a955f015ee8342701231a63836cec0e300fd7e96d30e8696fde8a383fcdc9'
+            '8b60911aad591306336e300e27071f2d108c5016e66a04327b82ac69acbfefff'
             'f0d90e756f14533ee67afda280500511a62465b4f76adcc5effa95a40045179c'
             '1256b241cd477b265a3c2d64bdc19ffe3c9bbcee82ea3994c590c2c76e767d99'
             '975f79348119bfba8dd972a9fbfe6b38484c45bfd228f2f6d48a0c02426ba149'
@@ -39,7 +41,7 @@ prepare() {
   cd "${srcdir}/${_srcname}"
 
   # add upstream patch
-  # patch -p1 -i "${srcdir}/patch-${pkgver}"
+  patch -p1 -i "${srcdir}/patch-${pkgver}"
 
   # add latest fixes from stable queue, if needed
   # http://git.kernel.org/?p=linux/kernel/git/stable/stable-queue.git
diff --git a/config b/config
index e96068e..af9d634 100644
--- a/config
+++ b/config
@@ -6238,7 +6238,7 @@ CONFIG_DMA_OF=y
 CONFIG_FSL_EDMA=m
 CONFIG_INTEL_IDMA64=m
 CONFIG_PCH_DMA=m
-CONFIG_DW_DMAC_CORE=m
+CONFIG_DW_DMAC_CORE=y
 CONFIG_DW_DMAC=m
 CONFIG_DW_DMAC_PCI=m
 CONFIG_HSU_DMA=y
diff --git a/config.x86_64 b/config.x86_64
index 4cdb3e1..c107767 100644
--- a/config.x86_64
+++ b/config.x86_64
@@ -6008,7 +6008,7 @@ CONFIG_DMA_ACPI=y
 CONFIG_INTEL_IDMA64=m
 CONFIG_INTEL_IOATDMA=m
 CONFIG_INTEL_MIC_X100_DMA=m
-CONFIG_DW_DMAC_CORE=m
+CONFIG_DW_DMAC_CORE=y
 CONFIG_DW_DMAC=m
 CONFIG_DW_DMAC_PCI=m
 CONFIG_HSU_DMA=y