Merge tag 'pull-request-2022-09-26' of https://gitlab.com/thuth/qemu into staging

* Fix emulation of the LZRF instruction
* Fix "noexec" TCG test on s390x
* Implement SHA-512 and random number generator instructions
* Support for zPCI interpretation on s390x hosts
* Removal of the "slirp" submodule

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# gpg: Signature made Mon 26 Sep 2022 13:04:37 EDT
# gpg:                using RSA key 27B88847EEE0250118F3EAB92ED9D774FE702DB5
# gpg:                issuer "thuth@redhat.com"
# gpg: Good signature from "Thomas Huth <th.huth@gmx.de>" [full]
# gpg:                 aka "Thomas Huth <thuth@redhat.com>" [full]
# gpg:                 aka "Thomas Huth <huth@tuxfamily.org>" [full]
# gpg:                 aka "Thomas Huth <th.huth@posteo.de>" [unknown]
# Primary key fingerprint: 27B8 8847 EEE0 2501 18F3  EAB9 2ED9 D774 FE70 2DB5

* tag 'pull-request-2022-09-26' of https://gitlab.com/thuth/qemu:
  Remove the slirp submodule (i.e. compile only with an external libslirp)
  s390x/s390-virtio-ccw: add zpcii-disable machine property
  s390x/pci: reflect proper maxstbl for groups of interpreted devices
  s390x/pci: let intercept devices have separate PCI groups
  s390x/pci: enable adapter event notification for interpreted devices
  s390x/pci: don't fence interpreted devices without MSI-X
  s390x/pci: enable for load/store interpretation
  s390x/pci: add routine to get host function handle from CLP info
  Update linux headers to v6.0-rc4
  configure: Add -Wno-gnu-variable-sized-type-not-at-end
  target/s390x: support PRNO_TRNG instruction
  target/s390x: support SHA-512 extensions
  linux-user/host/s390: Add vector instructions to host_signal_write()
  s390x/tcg: Fix opcode for lzrf

Signed-off-by: Stefan Hajnoczi <stefanha@redhat.com>

1 files changed, 22 insertions, 99 deletions

diff --git a/meson.build b/meson.build
index 13db89c65a..8dc661363f 100644
--- a/meson.build
+++ b/meson.build
@@ -637,6 +637,26 @@ else
                          method: 'pkg-config', kwargs: static_kwargs)
 endif
 
+slirp = not_found
+if not get_option('slirp').auto() or have_system
+  slirp = dependency('slirp', required: get_option('slirp'),
+                     method: 'pkg-config', kwargs: static_kwargs)
+  # slirp < 4.7 is incompatible with CFI support in QEMU.  This is because
+  # it passes function pointers within libslirp as callbacks for timers.
+  # When using a system-wide shared libslirp, the type information for the
+  # callback is missing and the timer call produces a false positive with CFI.
+  # Do not use the "version" keyword argument to produce a better error.
+  # with control-flow integrity.
+  if get_option('cfi') and slirp.found() and slirp.version().version_compare('<4.7')
+    if get_option('slirp').enabled()
+      error('Control-Flow Integrity requires libslirp 4.7.')
+    else
+      warning('Cannot use libslirp since Control-Flow Integrity requires libslirp >= 4.7.')
+      slirp = not_found
+    endif
+  endif
+endif
+
 vde = not_found
 if not get_option('vde').auto() or have_system or have_tools
   vde = cc.find_library('vdeplug', has_headers: ['libvdeplug.h'],
@@ -2617,103 +2637,6 @@ if not get_option('capstone').auto() or have_system or have_user
   endif
 endif
 
-slirp = not_found
-slirp_opt = 'disabled'
-if have_system
-  slirp_opt = get_option('slirp')
-  if slirp_opt in ['enabled', 'auto', 'system']
-    have_internal = fs.exists(meson.current_source_dir() / 'slirp/meson.build')
-    slirp_dep_required = (slirp_opt == 'system' or
-                          slirp_opt == 'enabled' and not have_internal)
-    slirp = dependency('slirp', kwargs: static_kwargs,
-                       method: 'pkg-config', version: '>=4.1.0',
-                       required: slirp_dep_required)
-    # slirp <4.7 is incompatible with CFI support in QEMU.  This is because
-    # it passes function pointers within libslirp as callbacks for timers.
-    # When using a system-wide shared libslirp, the type information for the
-    # callback is missing and the timer call produces a false positive with CFI.
-    # Do not use the "version" keyword argument to produce a better error.
-    # with control-flow integrity.
-    if get_option('cfi') and slirp.found() and slirp.version().version_compare('<4.7')
-      if slirp_dep_required
-        error('Control-Flow Integrity requires libslirp 4.7.')
-      else
-        warning('Control-Flow Integrity requires libslirp 4.7, not using system-wide libslirp.')
-        slirp = not_found
-      endif
-    endif
-    if slirp.found()
-      slirp_opt = 'system'
-    elif have_internal
-      slirp_opt = 'internal'
-    else
-      slirp_opt = 'disabled'
-    endif
-  endif
-  if slirp_opt == 'internal'
-    slirp_deps = []
-    if targetos == 'windows'
-      slirp_deps = cc.find_library('iphlpapi')
-    elif targetos == 'darwin'
-      slirp_deps = cc.find_library('resolv')
-    endif
-    slirp_conf = configuration_data()
-    slirp_conf.set('SLIRP_MAJOR_VERSION', meson.project_version().split('.')[0])
-    slirp_conf.set('SLIRP_MINOR_VERSION', meson.project_version().split('.')[1])
-    slirp_conf.set('SLIRP_MICRO_VERSION', meson.project_version().split('.')[2])
-    slirp_conf.set_quoted('SLIRP_VERSION_STRING', meson.project_version())
-    slirp_cargs = ['-DG_LOG_DOMAIN="Slirp"']
-    slirp_files = [
-      'slirp/src/arp_table.c',
-      'slirp/src/bootp.c',
-      'slirp/src/cksum.c',
-      'slirp/src/dhcpv6.c',
-      'slirp/src/dnssearch.c',
-      'slirp/src/if.c',
-      'slirp/src/ip6_icmp.c',
-      'slirp/src/ip6_input.c',
-      'slirp/src/ip6_output.c',
-      'slirp/src/ip_icmp.c',
-      'slirp/src/ip_input.c',
-      'slirp/src/ip_output.c',
-      'slirp/src/mbuf.c',
-      'slirp/src/misc.c',
-      'slirp/src/ncsi.c',
-      'slirp/src/ndp_table.c',
-      'slirp/src/sbuf.c',
-      'slirp/src/slirp.c',
-      'slirp/src/socket.c',
-      'slirp/src/state.c',
-      'slirp/src/stream.c',
-      'slirp/src/tcp_input.c',
-      'slirp/src/tcp_output.c',
-      'slirp/src/tcp_subr.c',
-      'slirp/src/tcp_timer.c',
-      'slirp/src/tftp.c',
-      'slirp/src/udp.c',
-      'slirp/src/udp6.c',
-      'slirp/src/util.c',
-      'slirp/src/version.c',
-      'slirp/src/vmstate.c',
-    ]
-
-    configure_file(
-      input : 'slirp/src/libslirp-version.h.in',
-      output : 'libslirp-version.h',
-      configuration: slirp_conf)
-
-    slirp_inc = include_directories('slirp', 'slirp/src')
-    libslirp = static_library('slirp',
-                              build_by_default: false,
-                              sources: slirp_files,
-                              c_args: slirp_cargs,
-                              include_directories: slirp_inc)
-    slirp = declare_dependency(link_with: libslirp,
-                               dependencies: slirp_deps,
-                               include_directories: slirp_inc)
-  endif
-endif
-
 libvfio_user_dep = not_found
 if have_system and vfio_user_server_allowed
   have_internal = fs.exists(meson.current_source_dir() / 'subprojects/libvfio-user/meson.build')
@@ -3718,7 +3641,7 @@ summary_info += {'genisoimage':       config_host['GENISOIMAGE']}
 if targetos == 'windows' and have_ga
   summary_info += {'wixl':            wixl}
 endif
-if slirp_opt != 'disabled' and have_system
+if slirp.found() and have_system
   summary_info += {'smbd':            have_slirp_smbd ? smbd_path : false}
 endif
 summary(summary_info, bool_yn: true, section: 'Host binaries')
@@ -3912,7 +3835,7 @@ summary_info += {'SDL image support': sdl_image}
 summary_info += {'GTK support':       gtk}
 summary_info += {'pixman':            pixman}
 summary_info += {'VTE support':       vte}
-summary_info += {'slirp support':     slirp_opt == 'internal' ? slirp_opt : slirp}
+summary_info += {'slirp support':     slirp}
 summary_info += {'libtasn1':          tasn1}
 summary_info += {'PAM':               pam}
 summary_info += {'iconv support':     iconv}