0.182-2 - Add elfutils-0.182-s390-pid_memory_read.patch

This commit is contained in:
Mark Wielaard 2020-12-17 13:04:32 +01:00
parent a9f71f97e5
commit 29b93eed48
2 changed files with 45 additions and 1 deletions

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@ -0,0 +1,39 @@
commit e4d985a3c1c873f77d20fa0cd421458cc2824996
Author: Andreas Krebbel <krebbel@linux.ibm.com>
Date: Thu Nov 19 20:32:24 2020 +0100
IBM Z: Fix endianess problem in pid_memory_read
The cached reads lack the big endian adjustments done in the fallback
path.
Signed-off-by: Andreas Krebbel <krebbel@linux.ibm.com>
diff --git a/libdwfl/linux-pid-attach.c b/libdwfl/linux-pid-attach.c
index 3a6af997..b23139d9 100644
--- a/libdwfl/linux-pid-attach.c
+++ b/libdwfl/linux-pid-attach.c
@@ -193,14 +193,22 @@ pid_memory_read (Dwfl *dwfl, Dwarf_Addr addr, Dwarf_Word *result, void *arg)
{
struct __libdwfl_pid_arg *pid_arg = arg;
pid_t tid = pid_arg->tid_attached;
+ Dwfl_Process *process = dwfl->process;
assert (tid > 0);
#ifdef HAVE_PROCESS_VM_READV
if (read_cached_memory (pid_arg, addr, result))
+ {
+#if SIZEOF_LONG == 8
+# if BYTE_ORDER == BIG_ENDIAN
+ if (ebl_get_elfclass (process->ebl) == ELFCLASS32)
+ *result >>= 32;
+# endif
+#endif
return true;
+ }
#endif
- Dwfl_Process *process = dwfl->process;
if (ebl_get_elfclass (process->ebl) == ELFCLASS64)
{
#if SIZEOF_LONG == 8

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@ -1,6 +1,6 @@
Name: elfutils
Version: 0.182
%global baserelease 1
%global baserelease 2
Release: %{baserelease}%{?dist}
URL: http://elfutils.org/
%global source_url ftp://sourceware.org/pub/elfutils/%{version}/
@ -60,6 +60,7 @@ BuildRequires: autoconf
%endif
# Patches
Patch1: elfutils-0.182-s390-pid_memory_read.patch
%description
Elfutils is a collection of utilities, including stack (to show
@ -229,6 +230,7 @@ such servers to download those files on demand.
%setup -q
# Apply patches
%patch1 -p1
autoreconf -f -v -i
@ -415,6 +417,9 @@ exit 0
%systemd_postun_with_restart debuginfod.service
%changelog
* Thu Dec 17 2020 Mark Wielaard <mjw@fedoraproject.org> - 0.182-2
- Add elfutils-0.182-s390-pid_memory_read.patch
* Sat Oct 31 2020 Mark Wielaard <mjw@fedoraproject.org> - 0.182-1
- Upgrade to upstream 0.182
- backends: Support for tilegx has been removed.