configure, meson: move coroutine options to meson_options.txt

Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>

configure

@@ -322,8 +322,6 @@ vss_win32_sdk="$default_feature"
 win_sdk="no"
 want_tools="$default_feature"
 coroutine=""
-coroutine_pool="$default_feature"
-debug_stack_usage="no"
 tls_priority="NORMAL"
 plugins="$default_feature"
 secret_keyring="$default_feature"
@@ -937,12 +935,6 @@ for opt do
   ;;
   --with-coroutine=*) coroutine="$optarg"
   ;;
-  --disable-coroutine-pool) coroutine_pool="no"
-  ;;
-  --enable-coroutine-pool) coroutine_pool="yes"
-  ;;
-  --enable-debug-stack-usage) debug_stack_usage="yes"
-  ;;
   --disable-vhost-net) vhost_net="no"
   ;;
   --enable-vhost-net) vhost_net="yes"
@@ -1258,8 +1250,6 @@ Advanced options (experts only):
   --with-vss-sdk=SDK-path  enable Windows VSS support in QEMU Guest Agent
   --with-win-sdk=SDK-path  path to Windows Platform SDK (to build VSS .tlb)
   --tls-priority           default TLS protocol/cipher priority string
-  --enable-debug-stack-usage
-                           track the maximum stack usage of stacks created by qemu_alloc_stack
   --enable-plugins
                            enable plugins via shared library loading
   --disable-containers     don't use containers for cross-building
@@ -1289,7 +1279,6 @@ cat << EOF
   vhost-kernel    vhost kernel backend support
   vhost-user      vhost-user backend support
   vhost-vdpa      vhost-vdpa kernel backend support
-  coroutine-pool  coroutine freelist (better performance)
   opengl          opengl support
   tools           build qemu-io, qemu-nbd and qemu-img tools
   gio             libgio support
@@ -2498,17 +2487,6 @@ else
   esac
 fi
 
-if test "$coroutine_pool" = ""; then
-  coroutine_pool=yes
-fi
-
-if test "$debug_stack_usage" = "yes"; then
-  if test "$coroutine_pool" = "yes"; then
-    echo "WARN: disabling coroutine pool for stack usage debugging"
-    coroutine_pool=no
-  fi
-fi
-
 ##################################################
 # SafeStack
 
@@ -3102,15 +3080,6 @@ if [ "$bsd" = "yes" ] ; then
 fi
 
 echo "CONFIG_COROUTINE_BACKEND=$coroutine" >> $config_host_mak
-if test "$coroutine_pool" = "yes" ; then
-  echo "CONFIG_COROUTINE_POOL=1" >> $config_host_mak
-else
-  echo "CONFIG_COROUTINE_POOL=0" >> $config_host_mak
-fi
-
-if test "$debug_stack_usage" = "yes" ; then
-  echo "CONFIG_DEBUG_STACK_USAGE=y" >> $config_host_mak
-fi
 
 if test "$have_asan_iface_fiber" = "yes" ; then
     echo "CONFIG_ASAN_IFACE_FIBER=y" >> $config_host_mak

meson.build

@@ -1548,7 +1548,14 @@ config_host_data.set_quoted('CONFIG_HOST_DSOSUF', host_dsosuf)
 config_host_data.set('HAVE_HOST_BLOCK_DEVICE', have_host_block_device)
 config_host_data.set('HOST_WORDS_BIGENDIAN', host_machine.endian() == 'big')
 
+have_coroutine_pool = get_option('coroutine_pool')
+if get_option('debug_stack_usage') and have_coroutine_pool
+  message('Disabling coroutine pool to measure stack usage')
+  have_coroutine_pool = false
+endif
+config_host_data.set10('CONFIG_COROUTINE_POOL', have_coroutine_pool)
 config_host_data.set('CONFIG_DEBUG_MUTEX', get_option('debug_mutex'))
+config_host_data.set('CONFIG_DEBUG_STACK_USAGE', get_option('debug_stack_usage'))
 config_host_data.set('CONFIG_GPROF', get_option('gprof'))
 config_host_data.set('CONFIG_LIVE_BLOCK_MIGRATION', get_option('live_block_migration').allowed())
 config_host_data.set('CONFIG_QOM_CAST_DEBUG', get_option('qom_cast_debug'))
@@ -3403,7 +3410,7 @@ summary_info += {'PIE':               get_option('b_pie')}
 summary_info += {'static build':      config_host.has_key('CONFIG_STATIC')}
 summary_info += {'malloc trim support': has_malloc_trim}
 summary_info += {'membarrier':        have_membarrier}
-summary_info += {'debug stack usage': config_host.has_key('CONFIG_DEBUG_STACK_USAGE')}
+summary_info += {'debug stack usage': get_option('debug_stack_usage')}
 summary_info += {'mutex debugging':   get_option('debug_mutex')}
 summary_info += {'memory allocator':  get_option('malloc')}
 summary_info += {'avx2 optimization': config_host_data.get('CONFIG_AVX2_OPT')}
@@ -3471,7 +3478,7 @@ summary(summary_info, bool_yn: true, section: 'Targets and accelerators')
 # Block layer
 summary_info = {}
 summary_info += {'coroutine backend': config_host['CONFIG_COROUTINE_BACKEND']}
-summary_info += {'coroutine pool':    config_host['CONFIG_COROUTINE_POOL'] == '1'}
+summary_info += {'coroutine pool':    have_coroutine_pool}
 if have_block
   summary_info += {'Block whitelist (rw)': config_host['CONFIG_BDRV_RW_WHITELIST']}
   summary_info += {'Block whitelist (ro)': config_host['CONFIG_BDRV_RO_WHITELIST']}

meson_options.txt

@@ -246,8 +246,12 @@ option('block_drv_whitelist_in_tools', type: 'boolean', value: false,
        description: 'use block whitelist also in tools instead of only QEMU')
 option('rng_none', type: 'boolean', value: false,
        description: 'dummy RNG, avoid using /dev/(u)random and getrandom()')
+option('coroutine_pool', type: 'boolean', value: true,
+       description: 'coroutine freelist (better performance)')
 option('debug_mutex', type: 'boolean', value: false,
        description: 'mutex debugging support')
+option('debug_stack_usage', type: 'boolean', value: false,
+       description: 'measure coroutine stack usage')
 option('qom_cast_debug', type: 'boolean', value: false,
        description: 'cast debugging support')
 option('gprof', type: 'boolean', value: false,

scripts/meson-buildoptions.sh

@@ -8,7 +8,10 @@ meson_options_help() {
   printf "%s\n" '                           (choices: auto/disabled/enabled/internal/system)'
   printf "%s\n" '  --enable-cfi             Control-Flow Integrity (CFI)'
   printf "%s\n" '  --enable-cfi-debug       Verbose errors in case of CFI violation'
+  printf "%s\n" '  --disable-coroutine-pool coroutine freelist (better performance)'
   printf "%s\n" '  --enable-debug-mutex     mutex debugging support'
+  printf "%s\n" '  --enable-debug-stack-usage'
+  printf "%s\n" '                           measure coroutine stack usage'
   printf "%s\n" '  --enable-fdt[=CHOICE]    Whether and how to find the libfdt library'
   printf "%s\n" '                           (choices: auto/disabled/enabled/internal/system)'
   printf "%s\n" '  --enable-fuzzing         build fuzzing targets'
@@ -164,6 +167,8 @@ _meson_option_parse() {
     --disable-cocoa) printf "%s" -Dcocoa=disabled ;;
     --enable-coreaudio) printf "%s" -Dcoreaudio=enabled ;;
     --disable-coreaudio) printf "%s" -Dcoreaudio=disabled ;;
+    --enable-coroutine-pool) printf "%s" -Dcoroutine_pool=true ;;
+    --disable-coroutine-pool) printf "%s" -Dcoroutine_pool=false ;;
     --enable-crypto-afalg) printf "%s" -Dcrypto_afalg=enabled ;;
     --disable-crypto-afalg) printf "%s" -Dcrypto_afalg=disabled ;;
     --enable-curl) printf "%s" -Dcurl=enabled ;;
@@ -174,6 +179,8 @@ _meson_option_parse() {
     --disable-dbus-display) printf "%s" -Ddbus_display=disabled ;;
     --enable-debug-mutex) printf "%s" -Ddebug_mutex=true ;;
     --disable-debug-mutex) printf "%s" -Ddebug_mutex=false ;;
+    --enable-debug-stack-usage) printf "%s" -Ddebug_stack_usage=true ;;
+    --disable-debug-stack-usage) printf "%s" -Ddebug_stack_usage=false ;;
     --enable-dmg) printf "%s" -Ddmg=enabled ;;
     --disable-dmg) printf "%s" -Ddmg=disabled ;;
     --enable-docs) printf "%s" -Ddocs=enabled ;;