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Accepting request 726287 from home:firstyear:branches:devel:libraries:c_c++

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- Add opd deadlock patch as found and documented by Red Hat.
  (bsc#1148244)

OBS-URL: https://build.opensuse.org/request/show/726287
OBS-URL: https://build.opensuse.org/package/show/devel:libraries:c_c++/libdb-4_8?expand=0&rev=58
This commit is contained in:
Tomáš Chvátal 2019-08-27 02:42:06 +00:00 committed by Git OBS Bridge
parent 207da735cb
commit f0e22f4556
3 changed files with 36 additions and 0 deletions
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28
0001-OPD-deadlock-RH-BZ-1349779.patch Normal file
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@ -0,0 +1,28 @@
From 5124401571fa1807a6595659ab7a069f17fe1068 Mon Sep 17 00:00:00 2001
From: William Brown <william@blackhats.net.au>
Date: Tue, 27 Aug 2019 10:01:54 +1000
Subject: [PATCH] OPD deadlock: RH BZ 1349779
---
db/db_cam.c | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/db/db_cam.c b/db/db_cam.c
index 4c1322d..7f133e5 100644
--- a/db/db_cam.c
+++ b/db/db_cam.c
@@ -850,6 +850,11 @@ __dbc_iget(dbc, key, data, flags)
flags == DB_PREV || flags == DB_PREV_DUP)) {
if (tmp_rmw && (ret = dbc->am_writelock(dbc)) != 0)
goto err;
+ /* Latch the primary tree page here in order to not deadlock later. */
+ if (cp->page == NULL &&
+ (ret = __memp_fget(mpf, &cp->pgno,
+ dbc->thread_info, dbc->txn, 0, &cp->page)) != 0)
+ goto err;
if (F_ISSET(dbc, DBC_TRANSIENT))
opd = cp->opd;
else if ((ret = __dbc_idup(cp->opd, &opd, DB_POSITION)) != 0)
--
2.20.1 (Apple Git-117)

6
libdb-4_8.changes
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@ -1,3 +1,9 @@
-------------------------------------------------------------------
Tue Aug 27 00:06:09 UTC 2019 - William Brown <william.brown@suse.com>
- Add opd deadlock patch as found and documented by Red Hat.
(bsc#1148244)
-------------------------------------------------------------------
Mon Aug 19 06:59:04 UTC 2019 - Tomáš Chvátal <tchvatal@suse.com>

2
libdb-4_8.spec
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@ -33,6 +33,7 @@ Source2: baselibs.conf
Patch0: db-%{version}.patch
# PATCH-FIX-OPENSUSE Fix build with GCC8, conflict with reserved builtin name
Patch1: libdb-fix-atomic.patch
Patch2: 0001-OPD-deadlock-RH-BZ-1349779.patch
BuildRequires: autoconf
BuildRequires: fdupes
BuildRequires: gcc-c++
@ -92,6 +93,7 @@ This package contains the header files and libraries.
%setup -q -n %{generic_name}-%{version}
%patch0
%patch1
%patch2 -p1
%build
cd dist