[Crash-utility] [ANNOUNCE] crash gcore command version 1.3.0-rc2 is released

[Wei Shu]

Hi Daisuke,

I verified arm64 compat mode, it works, thanks

Best Regards,
Wei

> -----Original Message-----
> From: crash-utility-bounces at redhat.com [mailto:crash-utility-
> bounces at redhat.com] On Behalf Of HATAYAMA Daisuke
> Sent: Tuesday, October 28, 2014 5:10 PM
> To: anderson at redhat.com
> Cc: crash-utility at redhat.com
> Subject: Re: [Crash-utility] [ANNOUNCE] crash gcore command version 1.3.0-rc2
> is released
> 
> From: Dave Anderson <anderson at redhat.com>
> Subject: Re: [Crash-utility] [ANNOUNCE] crash gcore command version 1.3.0-rc2
> is released
> Date: Mon, 27 Oct 2014 13:59:04 -0400
> 
> >
> >
> > ----- Original Message -----
> >> This is the release of crash gcore command, version 1.3.0-rc2.
> >>
> >> The version 1.3.0 is going to newly add ARM64 support, including
> >> compat mode, and PPC64 support, and the purpose of this serise of rc
> >> version releases is for verification by other architecture
> >> maintainers. Please give me a verfication result as a reply to this
> >> mail.
> >
> > Hello Daisuke,
> >
> > We have successfully tested the support for the ARM64 and PPC64
> architectures.
> > Thanks very much for accepting them.
> >
> 
> Thanks for your verification.
> 
> > However, I have attached one small patch to the gcore.mk file that is
> > required for ARM64 in order to build the module in the "extensions"
> > subdirectory of the crash source tree.
> >
> > The standalone package builds OK on an ARM64 host:
> >
> > # make -f gcore.mk
> > make[1]: Entering directory `/root/crash-gcore-command-1.3.0-rc2'
> > gcc   -D_SYS_UCONTEXT_H=1 -Wall -I/usr/include/crash -I./libgcore -fPIC -
> DARM64 -DVERSION='"1.3.0-rc2"' -DRELEASE_DATE='"24 Oct 2014"' -DPERIOD='"2010,
> 2011, 2012, 2013, 2014"' -c -o libgcore/gcore_coredump.o
> libgcore/gcore_coredump.c
> > gcc   -D_SYS_UCONTEXT_H=1 -Wall -I/usr/include/crash -I./libgcore -fPIC -
> DARM64 -DVERSION='"1.3.0-rc2"' -DRELEASE_DATE='"24 Oct 2014"' -DPERIOD='"2010,
> 2011, 2012, 2013, 2014"' -c -o libgcore/gcore_coredump_table.o
> libgcore/gcore_coredump_table.c
> > gcc   -D_SYS_UCONTEXT_H=1 -Wall -I/usr/include/crash -I./libgcore -fPIC -
> DARM64 -DVERSION='"1.3.0-rc2"' -DRELEASE_DATE='"24 Oct 2014"' -DPERIOD='"2010,
> 2011, 2012, 2013, 2014"' -c -o libgcore/gcore_dumpfilter.o
> libgcore/gcore_dumpfilter.c
> > gcc   -D_SYS_UCONTEXT_H=1 -Wall -I/usr/include/crash -I./libgcore -fPIC -
> DARM64 -DVERSION='"1.3.0-rc2"' -DRELEASE_DATE='"24 Oct 2014"' -DPERIOD='"2010,
> 2011, 2012, 2013, 2014"' -c -o libgcore/gcore_elf_struct.o
> libgcore/gcore_elf_struct.c
> > gcc   -D_SYS_UCONTEXT_H=1 -Wall -I/usr/include/crash -I./libgcore -fPIC -
> DARM64 -DVERSION='"1.3.0-rc2"' -DRELEASE_DATE='"24 Oct 2014"' -DPERIOD='"2010,
> 2011, 2012, 2013, 2014"' -c -o libgcore/gcore_global_data.o
> libgcore/gcore_global_data.c
> > gcc   -D_SYS_UCONTEXT_H=1 -Wall -I/usr/include/crash -I./libgcore -fPIC -
> DARM64 -DVERSION='"1.3.0-rc2"' -DRELEASE_DATE='"24 Oct 2014"' -DPERIOD='"2010,
> 2011, 2012, 2013, 2014"' -c -o libgcore/gcore_regset.o
> libgcore/gcore_regset.c
> > gcc   -D_SYS_UCONTEXT_H=1 -Wall -I/usr/include/crash -I./libgcore -fPIC -
> DARM64 -DVERSION='"1.3.0-rc2"' -DRELEASE_DATE='"24 Oct 2014"' -DPERIOD='"2010,
> 2011, 2012, 2013, 2014"' -c -o libgcore/gcore_verbose.o
> libgcore/gcore_verbose.c
> > gcc   -D_SYS_UCONTEXT_H=1 -Wall -I/usr/include/crash -I./libgcore -fPIC -
> DARM64 -DVERSION='"1.3.0-rc2"' -DRELEASE_DATE='"24 Oct 2014"' -DPERIOD='"2010,
> 2011, 2012, 2013, 2014"' -c -o libgcore/gcore_arm64.o libgcore/gcore_arm64.c
> > Make[1]: Leaving directory `/root/crash-gcore-command-1.3.0-rc2'
> > #
> >
> > Note that the compile lines above contain -D_SYS_UCONTEXT_H=1 because
> > of this "(shell arch)" section of the gcore.mk file:
> >
> >   ifeq ($(shell arch), aarch64)
> >     TARGET=ARM64
> >     TARGET_CFLAGS=-D_SYS_UCONTEXT_H=1
> >     ARCH=SUPPORTED
> >   endif
> >
> > However, when building the package from within a crash source tree in
> > its "extensions" subdirectory, the package fails to compile because
> > the
> > -D_SYS_UCONTEXT_H=1 gets dropped.  That is because the top-level
> > Makefile issues the make command with TARGET_CFLAGS defined on the
> > command line, which overrides the "(shell arch)" TARGET_CFLAGS setting in
> gcore.mk:
> >
> >   (cd extensions; make -i TARGET=ARM64 TARGET_CFLAGS="" GDB=gdb-7.6
> > GDB_FLAGS=-DGDB_7_6)
> >
> > In order to build both standalone and from within the crash source
> > tree, I've modified the gcore.mk file to use a new "ARCH_CFLAGS"
> > definition, and added $(ARCH_CFLAGS) to both compile lines below it:
> >
> >   ifeq ($(shell arch), aarch64)
> >     TARGET=ARM64
> >     ARCH_CFLAGS=-D_SYS_UCONTEXT_H=1
> >     ARCH=SUPPORTED
> >   endif
> >
> > Note that if the ARM64 gcore.so is compiled from an x86_64 host that
> > was built with "make target=ARM64", the "(shell arch), aarch64"
> > section is not used (and not necessary).
> >
> 
> I confirmed that after applying this patch, both make and make
> target=ARM64 work fine.
> 
> If there's no other large issue, I'll release v1.3.0, not -rc3, this weekend
> including this change.
> 
> --
> Thanks.
> HATAYAMA, Daisuke
> 
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