mirror of
https://github.com/checkpoint-restore/criu.git
synced 2026-07-20 16:51:37 +00:00
dc633d8679
Supported only from v4.9 kernel :)
The following commits may be backported if needed:
b059a453b ("x86/vdso: Add mremap hook to vm_special_mapping")
e38447ee1 ("x86/vdso: Unmap vdso blob on vvar mapping failure")
576ebfefd ("x86/vdso: Replace calculate_addr in map_vdso() with addr")
2eefd8789 ("x86/arch_prctl/vdso: Add ARCH_MAP_VDSO_*")
90954e7b9 ("x86/coredump: Use pr_reg size, rather that TIF_IA32 flag")
cc87324b3 ("x86/ptrace: Down with test_thread_flag(TIF_IA32)")
684635105 ("x86/signal: Add SA_{X32,IA32}_ABI sa_flags")
ed1e7db33 ("x86/signal: Remove bogus user_64bit_mode() check from
sigaction_compat_abi()")
The required patches list may be checked also at
https://criu.org/Upstream_kernel_commits
travis-ci: success for Rectify 32-bit compatible C/R on x86
Signed-off-by: Dmitry Safonov <dsafonov@virtuozzo.com>
Signed-off-by: Pavel Emelyanov <xemul@virtuozzo.com>
Signed-off-by: Andrei Vagin <avagin@virtuozzo.com>
59 lines
1.6 KiB
Text
59 lines
1.6 KiB
Text
include $(__nmk_dir)utils.mk
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include $(__nmk_dir)msg.mk
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include $(SRC_DIR)/scripts/feature-tests.mak
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ifeq ($(call try-cc,$(FEATURE_TEST_LIBBSD_DEV),-lbsd),true)
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LIBS_FEATURES += -lbsd
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FEATURE_DEFINES += -DCONFIG_HAS_LIBBSD
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endif
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ifeq ($(call pkg-config-check,libselinux),y)
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LIBS_FEATURES += -lselinux
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FEATURE_DEFINES += -DCONFIG_HAS_SELINUX
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endif
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export LIBS += $(LIBS_FEATURES)
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CONFIG_FILE = $(SRC_DIR)/.config
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$(CONFIG_FILE):
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touch $(CONFIG_FILE)
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ifeq ($(SRCARCH),x86)
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# CONFIG_COMPAT is only for x86 now, no need for compile-test other archs
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ifeq ($(call try-cc,$(FEATURE_TEST_X86_COMPAT),-m32),true)
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export CONFIG_COMPAT := y
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FEATURE_DEFINES += -DCONFIG_COMPAT
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endif
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endif
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export DEFINES += $(FEATURE_DEFINES)
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export CFLAGS += $(FEATURE_DEFINES)
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FEATURES_LIST := TCP_REPAIR STRLCPY STRLCAT PTRACE_PEEKSIGINFO \
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SETPROCTITLE_INIT MEMFD TCP_REPAIR_WINDOW
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# $1 - config name
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define gen-feature-test
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ifeq ($$(call try-cc,$$(FEATURE_TEST_$(1)),$$(LIBS_FEATURES),$$(DEFINES)),true)
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$(Q) @echo '#define CONFIG_HAS_$(1)' >> $$@
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$(Q) @echo '' >> $$@
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endif
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endef
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define config-header-rule
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$(CONFIG_HEADER): $(SRC_DIR)/scripts/feature-tests.mak $(CONFIG_FILE)
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$$(call msg-gen, $$@)
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$(Q) @echo '#ifndef __CR_CONFIG_H__' > $$@
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$(Q) @echo '#define __CR_CONFIG_H__' >> $$@
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$(Q) @echo '' >> $$@
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$(call map,gen-feature-test,$(FEATURES_LIST))
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$(Q) @cat $(CONFIG_FILE) | sed -n -e '/^[^#]/s/^/#define CONFIG_/p' >> $$@
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ifeq ($$(VDSO),y)
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$(Q) @echo '#define CONFIG_VDSO' >> $$@
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$(Q) @echo '' >> $$@
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endif
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$(Q) @echo '#endif /* __CR_CONFIG_H__ */' >> $$@
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endef
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$(eval $(config-header-rule))
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