UBUNTU: [Config] CONFIG_ZONE_DMA=y for amd64 lowlatency

BugLink: http://bugs.launchpad.net/bugs/1534647Signed-off-by: Tim Gardner <tim.gardner@canonical.com>

debian.master/config/amd64/config.common.amd64

@@ -51,6 +51,7 @@ CONFIG_BLK_DEV_SKD=m
 # CONFIG_BLK_DEV_SR_VENDOR is not set
 CONFIG_BLK_DEV_SX8=m
 CONFIG_BLK_DEV_UMEM=m
+CONFIG_BOUNCE=y
 CONFIG_BSD_DISKLABEL=y
 CONFIG_C2PORT=m
 CONFIG_CADENCE_WATCHDOG=m
@@ -391,7 +392,6 @@ CONFIG_SGI_PARTITION=y
 CONFIG_SLIP=m
 CONFIG_SND=m
 CONFIG_SND_DMAENGINE_PCM=m
-# CONFIG_SND_EMU10K1_SEQ is not set
 # CONFIG_SND_OPL4_LIB_SEQ is not set
 CONFIG_SND_PCM=m
 # CONFIG_SND_SBAWE_SEQ is not set
@@ -463,5 +463,3 @@ CONFIG_XZ_DEC_SPARC=y
 CONFIG_XZ_DEC_TEST=m
 CONFIG_XZ_DEC_X86=y
 CONFIG_ZLIB_DEFLATE=y
-# CONFIG_ZONE_DMA is not set
-CONFIG_ZONE_DMA_FLAG=0

debian.master/config/amd64/config.flavour.generic

@@ -7,3 +7,6 @@ CONFIG_HZ_250=y
 # CONFIG_IRQ_FORCED_THREADING_DEFAULT is not set
 # CONFIG_PREEMPT is not set
 CONFIG_PREEMPT_VOLUNTARY=y
+# CONFIG_SND_EMU10K1_SEQ is not set
+# CONFIG_ZONE_DMA is not set
+CONFIG_ZONE_DMA_FLAG=0

debian.master/config/amd64/config.flavour.lowlatency

@@ -7,3 +7,6 @@ CONFIG_HZ_1000=y
 CONFIG_IRQ_FORCED_THREADING_DEFAULT=y
 CONFIG_PREEMPT=y
 # CONFIG_PREEMPT_VOLUNTARY is not set
+CONFIG_SND_EMU10K1_SEQ=m
+CONFIG_ZONE_DMA=y
+CONFIG_ZONE_DMA_FLAG=1

debian.master/config/annotations

@@ -9515,7 +9515,7 @@ CONFIG_STACK_GUARD                              policy<{'s390x': '256'}>
 CONFIG_WARN_DYNAMIC_STACK                       policy<{'s390x': 'n'}>
 
 # Menu: Processor type and features >> Architecture: x86
-CONFIG_ZONE_DMA                                 policy<{'amd64': 'n', 'arm64': 'y', 'armhf': 'y', 'i386': 'y', 'powerpc': 'y', 'ppc64el': 'y', 's390x': 'y'}>
+CONFIG_ZONE_DMA                                 policy<{'amd64-generic': 'n', 'amd64-lowlatency': 'y', 'arm64': 'y', 'armhf': 'y', 'i386': 'y', 'powerpc': 'y', 'ppc64el': 'y', 's390x': 'y'}>
 CONFIG_X86_FEATURE_NAMES                        policy<{'amd64': 'y', 'i386': 'y'}>
 CONFIG_X86_X2APIC                               policy<{'amd64': 'y'}>
 CONFIG_X86_MPPARSE                              policy<{'amd64': 'y', 'i386': 'y'}>