[Xen-devel] [PATCH v2 3/7] build: convert verbose to Kconfig

[Doug Goldstein <cardoe@xxxxxxxxxx>]

Convert 'verbose', which was enabled by 'debug=y' to Kconfig as
CONFIG_VERBOSE_DEBUG which is enabled by default when CONFIG_DEBUG is
enabled.

Signed-off-by: Doug Goldstein <cardoe@xxxxxxxxxx>
---
CC: Stefano Stabellini <sstabellini@xxxxxxxxxx>
CC: Julien Grall <julien.grall@xxxxxxx>
CC: Jan Beulich <jbeulich@xxxxxxxx>
CC: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>
CC: Daniel De Graaf <dgdegra@xxxxxxxxxxxxx>
---
 INSTALL                     | 1 -
 xen/Kconfig.debug           | 7 +++++++
 xen/Rules.mk                | 5 -----
 xen/arch/arm/kernel.c       | 2 +-
 xen/arch/x86/domain_build.c | 2 +-
 xen/include/xsm/dummy.h     | 2 +-
 6 files changed, 10 insertions(+), 9 deletions(-)

diff --git a/INSTALL b/INSTALL
index 2974b9b..35668bd 100644
--- a/INSTALL
+++ b/INSTALL
@@ -227,7 +227,6 @@ VGABIOS_REL_DATE="dd Mon yyyy"
 
 The following variables can be used to tweak some aspects of the
 hypervisor build.
-verbose=y
 perfc=y
 perfc_arrays=y
 lock_profile=y
diff --git a/xen/Kconfig.debug b/xen/Kconfig.debug
index 04f672f..89e26fe 100644
--- a/xen/Kconfig.debug
+++ b/xen/Kconfig.debug
@@ -15,4 +15,11 @@ config CRASH_DEBUG
          If you want to be able to attach gdb to Xen to be able to debug
          Xen if it crashes then say Y.
 
+config VERBOSE_DEBUG
+       bool "Verbose debug messages"
+       default y
+       ---help---
+         Guest output from HYPERVISOR_console_io and hypervisor parsing
+         ELF images (dom0) is logged in the Xen ring buffer.
+
 endif # DEBUG
diff --git a/xen/Rules.mk b/xen/Rules.mk
index c044fd1..b159451 100644
--- a/xen/Rules.mk
+++ b/xen/Rules.mk
@@ -3,7 +3,6 @@
 # If you change any of these configuration options then you must
 # 'make clean' before rebuilding.
 #
-verbose       ?= n
 perfc         ?= n
 perfc_arrays  ?= n
 lock_profile  ?= n
@@ -17,10 +16,7 @@ include $(XEN_ROOT)/Config.mk
 # Hardcoded configuration implications and dependencies.
 # Do this is a neater way if it becomes unwieldy.
 ifeq ($(debug),y)
-verbose       := y
 frame_pointer := y
-else
-CFLAGS += -DNDEBUG
 endif
 ifeq ($(perfc_arrays),y)
 perfc := y
@@ -59,7 +55,6 @@ ifneq ($(clang),y)
 CFLAGS += -Wa,--strip-local-absolute
 endif
 
-CFLAGS-$(verbose)       += -DVERBOSE
 CFLAGS-$(perfc)         += -DPERF_COUNTERS
 CFLAGS-$(perfc_arrays)  += -DPERF_ARRAYS
 CFLAGS-$(lock_profile)  += -DLOCK_PROFILE
diff --git a/xen/arch/arm/kernel.c b/xen/arch/arm/kernel.c
index 9871bd9..3f6cce3 100644
--- a/xen/arch/arm/kernel.c
+++ b/xen/arch/arm/kernel.c
@@ -472,7 +472,7 @@ static int kernel_elf_probe(struct kernel_info *info,
 
     if ( (rc = elf_init(&info->elf.elf, info->elf.kernel_img, size )) != 0 )
         goto err;
-#ifdef VERBOSE
+#ifdef CONFIG_VERBOSE_DEBUG
     elf_set_verbose(&info->elf.elf);
 #endif
     elf_parse_binary(&info->elf.elf);
diff --git a/xen/arch/x86/domain_build.c b/xen/arch/x86/domain_build.c
index f9a3eca..b29c377 100644
--- a/xen/arch/x86/domain_build.c
+++ b/xen/arch/x86/domain_build.c
@@ -942,7 +942,7 @@ int __init construct_dom0(
 
     if ( (rc = elf_init(&elf, image_start, image_len)) != 0 )
         return rc;
-#ifdef VERBOSE
+#ifdef CONFIG_VERBOSE_DEBUG
     elf_set_verbose(&elf);
 #endif
     elf_parse_binary(&elf);
diff --git a/xen/include/xsm/dummy.h b/xen/include/xsm/dummy.h
index abbe282..406cd18 100644
--- a/xen/include/xsm/dummy.h
+++ b/xen/include/xsm/dummy.h
@@ -215,7 +215,7 @@ static XSM_INLINE int 
xsm_memory_stat_reservation(XSM_DEFAULT_ARG struct domain
 static XSM_INLINE int xsm_console_io(XSM_DEFAULT_ARG struct domain *d, int cmd)
 {
     XSM_ASSERT_ACTION(XSM_OTHER);
-#ifdef VERBOSE
+#ifdef CONFIG_VERBOSE_DEBUG
     if ( cmd == CONSOLEIO_write )
         return xsm_default_action(XSM_HOOK, d, NULL);
 #endif
-- 
2.7.3


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