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Re: [Qemu-devel] [Bug 1324112] [NEW] qemu parallel building error on lib
From: |
Stefan Hajnoczi |
Subject: |
Re: [Qemu-devel] [Bug 1324112] [NEW] qemu parallel building error on libcacard.la |
Date: |
Wed, 9 Jul 2014 09:49:27 +0200 |
User-agent: |
Mutt/1.5.23 (2014-03-12) |
On Tue, Jun 10, 2014 at 04:35:36PM -0000, tal zilcer wrote:
> The following patch solved the issue for me:
> --- a/qemu/libcacard/Makefile
> +++ b/qemu/libcacard/Makefile
> @@ -26,8 +26,8 @@ vscclient$(EXESUF): libcacard/vscclient.o libcacard.la
> libcacard.la: LDFLAGS += -rpath $(libdir) -no-undefined \
> -export-syms $(SRC_PATH)/libcacard/libcacard.syms
> libcacard.la: LIBS = $(libcacard_libs)
> -libcacard.la: $(libcacard-lobj-y)
> - $(call LINK,$^)
> +libcacard.la: $(libcacard-obj-y)
> + $(call LINK,$(libcacard-lobj-y))
>
> libcacard.pc: $(SRC_PATH)/libcacard/libcacard.pc.in
> $(call quiet-command,sed -e 's|@LIBDIR@|$(libdir)|' \
Peter, any thoughts on this Makefile issue?
Stefan
> -----Original Message-----
> From: Tal Zilcer
> Sent: Tuesday, June 10, 2014 6:09 PM
> To: 'Bug 1324112'
> Subject: RE: [Qemu-devel] [Bug 1324112] [NEW] qemu parallel building error on
> libcacard.la
>
> To summarize what I think is the problem:
> Libcacard.la depends on trace/generated*.la files(ibcacard.la:
> $(libcacard-lobj-y))
> Trace/generated*.o files depends on trace/generated*.la
> files($(libcacard-obj-y): | $(libcacard-lobj-y))
> Also util depends on generated-*.o files (util-obj-y += generated-events.o)
> This means when libcacard.la is being build generated-*.o files can be build
> by the util target.
> I think you should change libcacard.la dependencies to include the o files
> and not only the la files.
>
> Thanks,
> tal
>
> -----Original Message-----
> From: Tal Zilcer
> Sent: Tuesday, June 10, 2014 3:46 PM
> To: 'Bug 1324112'
> Subject: RE: [Qemu-devel] [Bug 1324112] [NEW] qemu parallel building error on
> libcacard.la
>
> I did some more experiments and maybe I found the issue.
> I added a two prints to rules.mak:
> %.o: %.c
> $(call quiet-command,$(CC) $(QEMU_INCLUDES) $(QEMU_CFLAGS)
> $(QEMU_DGFLAGS) $(CFLAGS) $(address@hidden) -c -o $@ $<," CC
> $(TARGET_DIR)$@")
> @echo ooooooooooooo:$@
>
> %.lo: %.c
> $(call quiet-command,$(LIBTOOL) --mode=compile --tag=CC $(CC)
> $(QEMU_INCLUDES) $(QEMU_CFLAGS) $(QEMU_DGFLAGS) $(CFLAGS) -c -o $@ $<," lt
> CC $@")
> @echo lolololololo:$@
>
> This two prints symbolize the end of the file build.
> Here is the end of the log that I got for a failed build(using V=1):
>
> libtool: compile:
> /home/talz/workspace/mmmmm/EZdk-nps/tools/3rd-party-libs/ccache/ccache_output/bin/ccache
> /usr/bin/gcc -I/home/talz/workspace/mmmmm/EZdk-nps/tools/qemu/qemu/tcg
> -I/home/talz/workspace/mmmmm/EZdk-nps/tools/qemu/qemu/tcg/i386
> -I/home/talz/workspace/mmmmm/EZdk-nps/tools/qemu/qemu/linux-headers
> -I/home/talz/workspace/mmmmm/EZdk-nps/tools/qemu/build/linux_x86_64/linux-headers
> -I. -I/home/talz/workspace/mmmmm/EZdk-nps/tools/qemu/qemu
> -I/home/talz/workspace/mmmmm/EZdk-nps/tools/qemu/qemu/include
> -I/home/talz/workspace/mmmmm/EZdk-nps/tools/qemu/qemu/libcacard -Itrace
> -Itrace -DPIE -m64 -D_GNU_SOURCE -D_FILE_OFFSET_BITS=64 -D_LARGEFILE_SOURCE
> -Wstrict-prototypes -Wredundant-decls -Wall -Wundef -Wwrite-strings
> -Wmissing-prototypes -fno-strict-aliasing -fno-common -Wendif-labels
> -Wmissing-include-dirs -Wempty-body -Wnested-externs -Wformat-security
> -Wformat-y2k -Winit-self -Wignored-qualifiers -Wold-style-declaration
> -Wold-style-definition -Wtype-limits -fstack-protector-all
> -I/usr/include/libpng12 -I/usr/include/nss3 -I/usr/include/nspr4 -pthread
> -I/usr/include/glib-2.0 -I/usr/lib64/glib-2.0/include -I/usr/include/pixman-1
> -I/home/talz/workspace/mmmmm/EZdk-nps/tools/qemu/qemu/tests -MMD -MP -MT
> trace/generated-tracers.lo -MF trace/generated-tracers.d -O2
> -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 -pthread -I/usr/include/glib-2.0
> -I/usr/lib64/glib-2.0/include -g -c trace/generated-tracers.c -fPIE -o
> trace/generated-tracers.o >/dev/null 2>&1
> lolololololo:trace/generated-tracers.lo
> libtool --mode=link --tag=CC c++ -fPIE -DPIE -m64 -D_GNU_SOURCE
> -D_FILE_OFFSET_BITS=64 -D_LARGEFILE_SOURCE -Wstrict-prototypes
> -Wredundant-decls -Wall -Wundef -Wwrite-strings -Wmissing-prototypes
> -fno-strict-aliasing -fno-common -Wendif-labels -Wmissing-include-dirs
> -Wempty-body -Wnested-externs -Wformat-security -Wformat-y2k -Winit-self
> -Wignored-qualifiers -Wold-style-declaration -Wold-style-definition
> -Wtype-limits -fstack-protector-all -I/usr/include/libpng12
> -I/usr/include/nss3 -I/usr/include/nspr4 -pthread -I/usr/include/glib-2.0
> -I/usr/lib64/glib-2.0/include -I/usr/include/pixman-1
> -I/home/talz/workspace/mmmmm/EZdk-nps/tools/qemu/qemu/tests -O2
> -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 -pthread -I/usr/include/glib-2.0
> -I/usr/lib64/glib-2.0/include -g -Wl,--warn-common -Wl,-z,relro -Wl,-z,now
> -pie -m64 -g -rpath
> /home/talz/workspace/mmmmm/EZdk-nps/tools/qemu/install/linux_x86_64/lib
> -no-undefined -export-syms
> /home/talz/workspace/mmmmm/EZdk-nps/tools/qemu/qemu/libcacard/libcacard.syms
> -o libcacard.la stubs/arch-query-cpu-def.lo stubs/clock-warp.lo
> stubs/cpu-get-clock.lo stubs/cpu-get-icount.lo stubs/dump.lo
> stubs/fdset-add-fd.lo stubs/fdset-find-fd.lo stubs/fdset-get-fd.lo
> stubs/fdset-remove-fd.lo stubs/gdbstub.lo stubs/get-fd.lo
> stubs/get-vm-name.lo stubs/iothread-lock.lo stubs/migr-blocker.lo
> stubs/mon-is-qmp.lo stubs/mon-printf.lo stubs/mon-print-filename.lo
> stubs/mon-protocol-event.lo stubs/mon-set-error.lo stubs/pci-drive-hot-add.lo
> stubs/qtest.lo stubs/reset.lo stubs/runstate-check.lo stubs/set-fd-handler.lo
> stubs/slirp.lo stubs/sysbus.lo stubs/uuid.lo stubs/vm-stop.lo
> stubs/vmstate.lo stubs/cpus.lo stubs/kvm.lo libcacard/cac.lo
> libcacard/event.lo libcacard/vcard.lo libcacard/vreader.lo
> libcacard/vcard_emul_nss.lo libcacard/vcard_emul_type.lo
> libcacard/card_7816.lo libcacard/vcardt.lo util/osdep.lo util/cutils.lo
> util/qemu-timer-common.lo util/error.lo util/qemu-error.lo
> util/oslib-posix.lo util/qemu-thread-posix.lo trace/generated-events.lo
> trace/default.lo trace/control.lo trace/generated-tracers.lo
> -Wc,-fstack-protector-all -lssl3 -lsmime3 -lnss3 -lnssutil3 -lplds4 -lplc4
> -lnspr4 -lpthread -ldl -pthread -lgthread-2.0 -lrt -lglib-2.0
> /home/talz/workspace/mmmmm/EZdk-nps/tools/3rd-party-libs/ccache/ccache_output/bin/ccache
> /usr/bin/gcc -I/home/talz/workspace/mmmmm/EZdk-nps/tools/qemu/qemu/tcg
> -I/home/talz/workspace/mmmmm/EZdk-nps/tools/qemu/qemu/tcg/i386
> -I/home/talz/workspace/mmmmm/EZdk-nps/tools/qemu/qemu/linux-headers
> -I/home/talz/workspace/mmmmm/EZdk-nps/tools/qemu/build/linux_x86_64/linux-headers
> -I. -I/home/talz/workspace/mmmmm/EZdk-nps/tools/qemu/qemu
> -I/home/talz/workspace/mmmmm/EZdk-nps/tools/qemu/qemu/include
> -I/home/talz/workspace/mmmmm/EZdk-nps/tools/qemu/qemu/libcacard -Itrace
> -Itrace -fPIE -DPIE -m64 -D_GNU_SOURCE -D_FILE_OFFSET_BITS=64
> -D_LARGEFILE_SOURCE -Wstrict-prototypes -Wredundant-decls -Wall -Wundef
> -Wwrite-strings -Wmissing-prototypes -fno-strict-aliasing -fno-common
> -Wendif-labels -Wmissing-include-dirs -Wempty-body -Wnested-externs
> -Wformat-security -Wformat-y2k -Winit-self -Wignored-qualifiers
> -Wold-style-declaration -Wold-style-definition -Wtype-limits
> -fstack-protector-all -I/usr/include/libpng12 -I/usr/include/nss3
> -I/usr/include/nspr4 -pthread -I/usr/include/glib-2.0
> -I/usr/lib64/glib-2.0/include -I/usr/include/pixman-1
> -I/home/talz/workspace/mmmmm/EZdk-nps/tools/qemu/qemu/tests -I
> qga/qapi-generated -MMD -MP -MT trace/generated-events.o -MF
> trace/generated-events.d -O2 -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 -pthread
> -I/usr/include/glib-2.0 -I/usr/lib64/glib-2.0/include -g -c -o
> trace/generated-events.o trace/generated-events.c
> /home/talz/workspace/mmmmm/EZdk-nps/tools/3rd-party-libs/ccache/ccache_output/bin/ccache
> /usr/bin/gcc -I/home/talz/workspace/mmmmm/EZdk-nps/tools/qemu/qemu/tcg
> -I/home/talz/workspace/mmmmm/EZdk-nps/tools/qemu/qemu/tcg/i386
> -I/home/talz/workspace/mmmmm/EZdk-nps/tools/qemu/qemu/linux-headers
> -I/home/talz/workspace/mmmmm/EZdk-nps/tools/qemu/build/linux_x86_64/linux-headers
> -I. -I/home/talz/workspace/mmmmm/EZdk-nps/tools/qemu/qemu
> -I/home/talz/workspace/mmmmm/EZdk-nps/tools/qemu/qemu/include
> -I/home/talz/workspace/mmmmm/EZdk-nps/tools/qemu/qemu/libcacard -Itrace
> -Itrace -fPIE -DPIE -m64 -D_GNU_SOURCE -D_FILE_OFFSET_BITS=64
> -D_LARGEFILE_SOURCE -Wstrict-prototypes -Wredundant-decls -Wall -Wundef
> -Wwrite-strings -Wmissing-prototypes -fno-strict-aliasing -fno-common
> -Wendif-labels -Wmissing-include-dirs -Wempty-body -Wnested-externs
> -Wformat-security -Wformat-y2k -Winit-self -Wignored-qualifiers
> -Wold-style-declaration -Wold-style-definition -Wtype-limits
> -fstack-protector-all -I/usr/include/libpng12 -I/usr/include/nss3
> -I/usr/include/nspr4 -pthread -I/usr/include/glib-2.0
> -I/usr/lib64/glib-2.0/include -I/usr/include/pixman-1
> -I/home/talz/workspace/mmmmm/EZdk-nps/tools/qemu/qemu/tests -I
> qga/qapi-generated -MMD -MP -MT trace/generated-tracers.o -MF
> trace/generated-tracers.d -O2 -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=2 -pthread
> -I/usr/include/glib-2.0 -I/usr/lib64/glib-2.0/include -g -c -o
> trace/generated-tracers.o trace/generated-tracers.c
> rm -f libqemustub.a && ar rcs libqemustub.a stubs/arch-query-cpu-def.o
> stubs/clock-warp.o stubs/cpu-get-clock.o stubs/cpu-get-icount.o stubs/dump.o
> stubs/fdset-add-fd.o stubs/fdset-find-fd.o stubs/fdset-get-fd.o
> stubs/fdset-remove-fd.o stubs/gdbstub.o stubs/get-fd.o stubs/get-vm-name.o
> stubs/iothread-lock.o stubs/migr-blocker.o stubs/mon-is-qmp.o
> stubs/mon-printf.o stubs/mon-print-filename.o stubs/mon-protocol-event.o
> stubs/mon-set-error.o stubs/pci-drive-hot-add.o stubs/qtest.o stubs/reset.o
> stubs/runstate-check.o stubs/set-fd-handler.o stubs/slirp.o stubs/sysbus.o
> stubs/uuid.o stubs/vm-stop.o stubs/vmstate.o stubs/cpus.o stubs/kvm.o
> libtool: link: gcc -shared stubs/.libs/arch-query-cpu-def.o
> stubs/.libs/clock-warp.o stubs/.libs/cpu-get-clock.o
> stubs/.libs/cpu-get-icount.o stubs/.libs/dump.o stubs/.libs/fdset-add-fd.o
> stubs/.libs/fdset-find-fd.o stubs/.libs/fdset-get-fd.o
> stubs/.libs/fdset-remove-fd.o stubs/.libs/gdbstub.o stubs/.libs/get-fd.o
> stubs/.libs/get-vm-name.o stubs/.libs/iothread-lock.o
> stubs/.libs/migr-blocker.o stubs/.libs/mon-is-qmp.o stubs/.libs/mon-printf.o
> stubs/.libs/mon-print-filename.o stubs/.libs/mon-protocol-event.o
> stubs/.libs/mon-set-error.o stubs/.libs/pci-drive-hot-add.o
> stubs/.libs/qtest.o stubs/.libs/reset.o stubs/.libs/runstate-check.o
> stubs/.libs/set-fd-handler.o stubs/.libs/slirp.o stubs/.libs/sysbus.o
> stubs/.libs/uuid.o stubs/.libs/vm-stop.o stubs/.libs/vmstate.o
> stubs/.libs/cpus.o stubs/.libs/kvm.o libcacard/.libs/cac.o
> libcacard/.libs/event.o libcacard/.libs/vcard.o libcacard/.libs/vreader.o
> libcacard/.libs/vcard_emul_nss.o libcacard/.libs/vcard_emul_type.o
> libcacard/.libs/card_7816.o libcacard/.libs/vcardt.o util/.libs/osdep.o
> util/.libs/cutils.o util/.libs/qemu-timer-common.o util/.libs/error.o
> util/.libs/qemu-error.o util/.libs/oslib-posix.o
> util/.libs/qemu-thread-posix.o trace/.libs/generated-events.o
> trace/.libs/default.o trace/.libs/control.o trace/.libs/generated-tracers.o
> -lssl3 -lsmime3 -lnss3 -lnssutil3 -lplds4 -lplc4 -lnspr4 -lpthread -ldl
> -lgthread-2.0 -lrt -lglib-2.0 -m64 -pthread -pthread -Wl,--warn-common
> -Wl,-z -Wl,relro -Wl,-z -Wl,now -m64 -fstack-protector-all -pthread
> -pthread -Wl,-soname -Wl,libcacard.so.0 -o .libs/libcacard.so.0.0.0
> libtool: link: (cd ".libs" && rm -f "libcacard.so.0" && ln -s
> "libcacard.so.0.0.0" "libcacard.so.0")
> libtool: link: (cd ".libs" && rm -f "libcacard.so" && ln -s
> "libcacard.so.0.0.0" "libcacard.so")
> libtool: link: ar cru .libs/libcacard.a stubs/arch-query-cpu-def.o
> stubs/clock-warp.o stubs/cpu-get-clock.o stubs/cpu-get-icount.o stubs/dump.o
> stubs/fdset-add-fd.o stubs/fdset-find-fd.o stubs/fdset-get-fd.o
> stubs/fdset-remove-fd.o stubs/gdbstub.o stubs/get-fd.o stubs/get-vm-name.o
> stubs/iothread-lock.o stubs/migr-blocker.o stubs/mon-is-qmp.o
> stubs/mon-printf.o stubs/mon-print-filename.o stubs/mon-protocol-event.o
> stubs/mon-set-error.o stubs/pci-drive-hot-add.o stubs/qtest.o stubs/reset.o
> stubs/runstate-check.o stubs/set-fd-handler.o stubs/slirp.o stubs/sysbus.o
> stubs/uuid.o stubs/vm-stop.o stubs/vmstate.o stubs/cpus.o stubs/kvm.o
> libcacard/cac.o libcacard/event.o libcacard/vcard.o libcacard/vreader.o
> libcacard/vcard_emul_nss.o libcacard/vcard_emul_type.o libcacard/card_7816.o
> libcacard/vcardt.o util/osdep.o util/cutils.o util/qemu-timer-common.o
> util/error.o util/qemu-error.o util/oslib-posix.o util/qemu-thread-posix.o
> trace/generated-events.o trace/default.o trace/control.o
> trace/generated-tracers.o
> ar: trace/generated-tracers.o: No such file or directory
> make[2]: *** [libcacard.la] Error 1
> make[2]: *** Waiting for unfinished jobs....
> ooooooooooooo:trace/generated-tracers.o
> ooooooooooooo:trace/generated-events.o
>
>
> as you can see trace/generated-tracers.o target is being built after
> trace/generated-tracers.la target.
> Trace/generated-tracers.la is finished and after it trace/generated-tracers.o
> is being built.
> Libcacard.la has a dependency only to .la files and not .o files.
>
> -----Original Message-----
> From: Tal Zilcer
> Sent: Tuesday, June 10, 2014 12:42 PM
> To: 'Bug 1324112'
> Subject: RE: [Qemu-devel] [Bug 1324112] [NEW] qemu parallel building error on
> libcacard.la
>
> I didn’t mention it but im building qemu out of the source tree(running the
> configure in a different directory).
> I tried to find the missing dependency but no luck.
> The build error keeps happening Here is the end of the log(please note that I
> don’t see here "CC trace/generated-events.o"):.
> lt CC trace/generated-events.lo
> GEN qemu-doc.html
> GEN qemu.1
> GEN qemu-img.1
> CC qapi-types.o
> CC qapi-visit.o
> CC qga/commands.o
> CPP optionrom/multiboot.asm
> CPP optionrom/linuxboot.asm
> CC qga/guest-agent-command-state.o
> CC qga/main.o
> CC qga/commands-posix.o
> CPP optionrom/kvmvapic.asm
> AS optionrom/multiboot.o
> AS optionrom/linuxboot.o
> CC qga/channel-posix.o
> CC qga/qapi-generated/qga-qapi-types.o
> AS optionrom/kvmvapic.o
> Building optionrom/multiboot.img
> Building optionrom/linuxboot.img
> Building optionrom/multiboot.raw
> Building optionrom/linuxboot.raw
> Building optionrom/kvmvapic.img
> CC qga/qapi-generated/qga-qapi-visit.o
> Signing optionrom/multiboot.bin
> Signing optionrom/linuxboot.bin
> CC qga/qapi-generated/qga-qmp-marshal.o
> CC qemu-img.o
> CC qmp-marshal.o
> LINK qemu-bridge-helper
> install -c -m 0644
> /home/talz/workspace/tools/qemu/qemu/sysconfigs/target/target-x86_64.conf
> "/home/talz/workspace/ /tools/qemu/install/linux_x86_64/etc/qemu"
> Building optionrom/kvmvapic.raw
> Signing optionrom/kvmvapic.bin
> lt CC trace/generated-tracers.lo
> lt LINK libcacard.la
> AR libqemustub.a
> CC trace/generated-tracers.o
> ar: .libs/libcacard.a: Error reading trace/generated-events.o: No such file
> or directory
> make[2]: *** [libcacard.la] Error 1
>
> -----Original Message-----
> From: address@hidden [mailto:address@hidden On Behalf Of Stefan Hajnoczi
> Sent: Monday, June 09, 2014 4:38 PM
> To: Tal Zilcer
> Subject: Re: [Qemu-devel] [Bug 1324112] [NEW] qemu parallel building error on
> libcacard.la
>
> On Wed, Jun 04, 2014 at 03:33:34AM -0000, tal zilcer wrote:
> > Version 2.0.0
> >
> > Isn’t the libcacard Makefile run as a recursive make?
> > how do you keep the dependencies between two different makes(libcacard and
> > trace)?
>
> In qemu.git/master:Makefile I see:
> ifeq ($(CONFIG_SMARTCARD_NSS),y)
> include $(SRC_PATH)/libcacard/Makefile
> endif
>
> That doesn't look like recursive make to me, but maybe I'm missing
> something.
>
> Stefan
>
> --
> You received this bug notification because you are subscribed to the bug
> report.
> https://bugs.launchpad.net/bugs/1324112
>
> Title:
> qemu parallel building error on libcacard.la
>
> Status in QEMU:
> New
>
> Bug description:
> hi,
>
> im building qemu with a large make -j value(9).
> sometimes the build fails because of an error:
> libtool: link: ar cru .libs/libcacard.a stubs/arch-query-cpu-def.o
> stubs/clock-warp.o stubs/cpu-get-clock.o stubs/cpu-get-icount.o stubs/dump.o
> stubs/fdset-add-fd.o stubs/fdset-find-fd.o stubs/fdset-get-fd.o
> stubs/fdset-remove-fd.o stubs/gdbstub.o stubs/get-fd.o stubs/get-vm-name.o
> stubs/iothread-lock.o stubs/migr-blocker.o stubs/mon-is-qmp.o
> stubs/mon-printf.o stubs/mon-print-filename.o stubs/mon-protocol-event.o
> stubs/mon-set-error.o stubs/pci-drive-hot-add.o stubs/qtest.o stubs/reset.o
> stubs/runstate-check.o stubs/set-fd-handler.o stubs/slirp.o stubs/sysbus.o
> stubs/uuid.o stubs/vm-stop.o stubs/vmstate.o stubs/cpus.o stubs/kvm.o
> libcacard/cac.o libcacard/event.o libcacard/vcard.o libcacard/vreader.o
> libcacard/vcard_emul_nss.o libcacard/vcard_emul_type.o libcacard/card_7816.o
> libcacard/vcardt.o util/osdep.o util/cutils.o util/qemu-timer-common.o
> util/error.o util/qemu-error.o util/oslib-posix.o util/qemu-thread-posix.o
> trace/generated-events.o trace/default.o trace/control.o
> trace/generated-tracers.o
> ar: trace/generated-events.o: No such file or directory
> make[2]: *** [libcacard.la] Error 1
>
>
> i see the build of generated-events.o in the log before the ar command.
> because of the -j it was probably not completed yet.
> the generated-events.o build command:
> /usr/bin/gcc -I/home/npsdb/qemu/qemu/tcg -I/home/npsdb/qemu/qemu/tcg/i386
> -I/home/npsdb/qemu/qemu/linux-headers
> -I/home/npsdb/qemu/build/linux_x86_64/linux-headers -I.
> -I/home/npsdb/qemu/qemu -I/home/npsdb/jenkins/qemu/qemu/include
> -I/home/npsdb/qemu/qemu/libcacard -Itrace -Itrace -fPIE -DPIE -m64
> -D_GNU_SOURCE -D_FILE_OFFSET_BITS=64 -D_LARGEFILE_SOURCE -Wstrict-prototypes
> -Wredundant-decls -Wall -Wundef -Wwrite-strings -Wmissing-prototypes
> -fno-strict-aliasing -fno-common -Wendif-labels -Wmissing-include-dirs
> -Wempty-body -Wnested-externs -Wformat-security -Wformat-y2k -Winit-self
> -Wignored-qualifiers -Wold-style-declaration -Wold-style-definition
> -Wtype-limits -fstack-protector-all -I/usr/include/libpng12
> -I/usr/include/nss3 -I/usr/include/nspr4 -pthread -I/usr/include/glib-2.0
> -I/usr/lib64/glib-2.0/include -I/usr/include/pixman-1
> -I/home/npsdb/qemu/qemu/tests -I qga/qapi-generated -MMD -MP -MT
> trace/generated-events.o -MF trace/generated-events.d -O2 -U_FORTIFY_SOURCE
> -D_FORTIFY_SOURCE=2 -pthread -I/usr/include/glib-2.0
> -I/usr/lib64/glib-2.0/include -g -c -o trace/generated-events.o
> trace/generated-events.c
>
>
> must be a race condition in the makefile because of a missing dependency.
> i tried to find it but it was a little bit complicated to me.
>
> thanks,
> tal
>
> To manage notifications about this bug go to:
> https://bugs.launchpad.net/qemu/+bug/1324112/+subscriptions
>
> --
> You received this bug notification because you are a member of qemu-
> devel-ml, which is subscribed to QEMU.
> https://bugs.launchpad.net/bugs/1324112
>
> Title:
> qemu parallel building error on libcacard.la
>
> Status in QEMU:
> New
>
> Bug description:
> hi,
>
> im building qemu with a large make -j value(9).
> sometimes the build fails because of an error:
> libtool: link: ar cru .libs/libcacard.a stubs/arch-query-cpu-def.o
> stubs/clock-warp.o stubs/cpu-get-clock.o stubs/cpu-get-icount.o stubs/dump.o
> stubs/fdset-add-fd.o stubs/fdset-find-fd.o stubs/fdset-get-fd.o
> stubs/fdset-remove-fd.o stubs/gdbstub.o stubs/get-fd.o stubs/get-vm-name.o
> stubs/iothread-lock.o stubs/migr-blocker.o stubs/mon-is-qmp.o
> stubs/mon-printf.o stubs/mon-print-filename.o stubs/mon-protocol-event.o
> stubs/mon-set-error.o stubs/pci-drive-hot-add.o stubs/qtest.o stubs/reset.o
> stubs/runstate-check.o stubs/set-fd-handler.o stubs/slirp.o stubs/sysbus.o
> stubs/uuid.o stubs/vm-stop.o stubs/vmstate.o stubs/cpus.o stubs/kvm.o
> libcacard/cac.o libcacard/event.o libcacard/vcard.o libcacard/vreader.o
> libcacard/vcard_emul_nss.o libcacard/vcard_emul_type.o libcacard/card_7816.o
> libcacard/vcardt.o util/osdep.o util/cutils.o util/qemu-timer-common.o
> util/error.o util/qemu-error.o util/oslib-posix.o util/qemu-thread-posix.o
> trace/generated-events.o trace/default.o trace/control.o
> trace/generated-tracers.o
> ar: trace/generated-events.o: No such file or directory
> make[2]: *** [libcacard.la] Error 1
>
>
> i see the build of generated-events.o in the log before the ar command.
> because of the -j it was probably not completed yet.
> the generated-events.o build command:
> /usr/bin/gcc -I/home/npsdb/qemu/qemu/tcg -I/home/npsdb/qemu/qemu/tcg/i386
> -I/home/npsdb/qemu/qemu/linux-headers
> -I/home/npsdb/qemu/build/linux_x86_64/linux-headers -I.
> -I/home/npsdb/qemu/qemu -I/home/npsdb/jenkins/qemu/qemu/include
> -I/home/npsdb/qemu/qemu/libcacard -Itrace -Itrace -fPIE -DPIE -m64
> -D_GNU_SOURCE -D_FILE_OFFSET_BITS=64 -D_LARGEFILE_SOURCE -Wstrict-prototypes
> -Wredundant-decls -Wall -Wundef -Wwrite-strings -Wmissing-prototypes
> -fno-strict-aliasing -fno-common -Wendif-labels -Wmissing-include-dirs
> -Wempty-body -Wnested-externs -Wformat-security -Wformat-y2k -Winit-self
> -Wignored-qualifiers -Wold-style-declaration -Wold-style-definition
> -Wtype-limits -fstack-protector-all -I/usr/include/libpng12
> -I/usr/include/nss3 -I/usr/include/nspr4 -pthread -I/usr/include/glib-2.0
> -I/usr/lib64/glib-2.0/include -I/usr/include/pixman-1
> -I/home/npsdb/qemu/qemu/tests -I qga/qapi-generated -MMD -MP -MT
> trace/generated-events.o -MF trace/generated-events.d -O2 -U_FORTIFY_SOURCE
> -D_FORTIFY_SOURCE=2 -pthread -I/usr/include/glib-2.0
> -I/usr/lib64/glib-2.0/include -g -c -o trace/generated-events.o
> trace/generated-events.c
>
>
> must be a race condition in the makefile because of a missing dependency.
> i tried to find it but it was a little bit complicated to me.
>
> thanks,
> tal
>
> To manage notifications about this bug go to:
> https://bugs.launchpad.net/qemu/+bug/1324112/+subscriptions
>
pgpjtGDnrGSmH.pgp
Description: PGP signature
- Re: [Qemu-devel] [Bug 1324112] [NEW] qemu parallel building error on libcacard.la,
Stefan Hajnoczi <=