[PATCH v5 3/6] build: convert verbose to Kconfig

[Doug Goldstein <cardoe@cardoe.com>]

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@cardoe.com>
Reviewed-by: Andrew Cooper <andrew.cooper3@citrix.com>
Reviewed-by: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
Reviewed-by: Jan Beulich <jbeulich@suse.com>
---
CC: Stefano Stabellini <sstabellini@kernel.org>
CC: Julien Grall <julien.grall@arm.com>
CC: Jan Beulich <jbeulich@suse.com>
CC: Andrew Cooper <andrew.cooper3@citrix.com>
CC: Daniel De Graaf <dgdegra@tycho.nsa.gov>
---
 INSTALL                     | 1 -
 xen/Kconfig.debug           | 7 +++++++
 xen/Rules.mk                | 6 +++---
 xen/arch/arm/kernel.c       | 2 +-
 xen/arch/x86/domain_build.c | 2 +-
 xen/include/xsm/dummy.h     | 2 +-
 6 files changed, 13 insertions(+), 7 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 8eeb13f..fb11c56 100644
--- a/xen/Kconfig.debug
+++ b/xen/Kconfig.debug
@@ -20,6 +20,13 @@ config CRASH_DEBUG
 	  If you want to attach gdb to Xen to debug Xen if it crashes
 	  then say Y.
 
+config VERBOSE_DEBUG
+	bool "Verbose debug messages"
+	default DEBUG
+	---help---
+	  Guest output from HYPERVISOR_console_io and hypervisor parsing
+	  ELF images (dom0) will be logged in the Xen ring buffer.
+
 endif # DEBUG || EXPERT
 
 endmenu
diff --git a/xen/Rules.mk b/xen/Rules.mk
index b077e25..2a93ef7 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
@@ -17,7 +16,6 @@ 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
 endif
 ifeq ($(perfc_arrays),y)
@@ -33,6 +31,9 @@ endif
 ifneq ($(origin kexec),undefined)
 $(error "You must use 'make menuconfig' to enable/disable kexec now.")
 endif
+ifneq ($(origin verbose),undefined)
+$(error "You must use 'make menuconfig' to enable/disable verbose now.")
+endif
 
 # Set ARCH/SUBARCH appropriately.
 override TARGET_SUBARCH  := $(XEN_TARGET_ARCH)
@@ -60,7 +61,6 @@ ifneq ($(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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