import elfutils-0.182-3.el8
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SOURCES/elfutils-0.182-s390-pid_memory_read.patch
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SOURCES/elfutils-0.182-s390-pid_memory_read.patch
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commit e4d985a3c1c873f77d20fa0cd421458cc2824996
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Author: Andreas Krebbel <krebbel@linux.ibm.com>
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Date: Thu Nov 19 20:32:24 2020 +0100
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IBM Z: Fix endianess problem in pid_memory_read
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The cached reads lack the big endian adjustments done in the fallback
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path.
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Signed-off-by: Andreas Krebbel <krebbel@linux.ibm.com>
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diff --git a/libdwfl/linux-pid-attach.c b/libdwfl/linux-pid-attach.c
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index 3a6af997..b23139d9 100644
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--- a/libdwfl/linux-pid-attach.c
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+++ b/libdwfl/linux-pid-attach.c
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@@ -193,14 +193,22 @@ pid_memory_read (Dwfl *dwfl, Dwarf_Addr addr, Dwarf_Word *result, void *arg)
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{
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struct __libdwfl_pid_arg *pid_arg = arg;
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pid_t tid = pid_arg->tid_attached;
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+ Dwfl_Process *process = dwfl->process;
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assert (tid > 0);
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#ifdef HAVE_PROCESS_VM_READV
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if (read_cached_memory (pid_arg, addr, result))
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+ {
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+#if SIZEOF_LONG == 8
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+# if BYTE_ORDER == BIG_ENDIAN
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+ if (ebl_get_elfclass (process->ebl) == ELFCLASS32)
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+ *result >>= 32;
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+# endif
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+#endif
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return true;
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+ }
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#endif
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- Dwfl_Process *process = dwfl->process;
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if (ebl_get_elfclass (process->ebl) == ELFCLASS64)
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{
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#if SIZEOF_LONG == 8
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@ -1,6 +1,6 @@
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Name: elfutils
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Version: 0.182
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%global baserelease 2
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%global baserelease 3
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Release: %{baserelease}%{?dist}
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URL: http://elfutils.org/
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%global source_url ftp://sourceware.org/pub/elfutils/%{version}/
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@ -57,8 +57,8 @@ BuildRequires: curl
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%endif
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# Patches
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Patch1: elfutils-0.182-debuginfod-test-fix.patch
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Patch2: elfutils-0.182-s390-pid_memory_read.patch
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%description
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Elfutils is a collection of utilities, including stack (to show
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@ -250,8 +250,8 @@ such servers to download those files on demand.
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%setup -q
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# Apply patches
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%patch1 -p1 -b .debuginfod_test_fix
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%patch2 -p1
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# In case the above patches added any new test scripts, make sure they
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# are executable.
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@ -433,6 +433,9 @@ exit 0
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%systemd_postun_with_restart debuginfod.service
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%changelog
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* Thu Dec 17 2020 Mark Wielaard <mjw@redhat.com> - 0.182-3
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- Add elfutils-0.182-s390-pid_memory_read.patch
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* Mon Nov 2 2020 Mark Wielaard <mjw@redhat.com> - 0.182-2
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- Add elfutils-0.182-debuginfod-test-fix.patch.
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