1dad67a5af
Update Source to upstream version 0.8.5 plus post tag commits
* Patches 0001-0102 are from
https://github.com/openSUSE/multipath-tools/tree/queue and are
already queued for upstream.
Rename files
* Previous patches 0059-0068 are now patches 0103-0111
91 lines
2.2 KiB
Diff
91 lines
2.2 KiB
Diff
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
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From: Martin Wilck <mwilck@suse.com>
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Date: Fri, 18 Sep 2020 23:58:15 +0200
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Subject: [PATCH] libmultipath: checkers/prio: allow non-lazy .so loading
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If compiled with -DLOAD_ALL_SHARED_LIBS, all known prioritizers
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and checkers will be loaded immediately on startup. This is useful
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for determining symbol usage (start executables with LD_BIND_NOW=1).
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Reviewed-by: Benjamin Marzinski <bmarzins@redhat.com>
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Signed-off-by: Benjamin Marzinski <bmarzins@redhat.com>
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---
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libmultipath/checkers.c | 17 +++++++++++++++++
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libmultipath/prio.c | 22 ++++++++++++++++++++++
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2 files changed, 39 insertions(+)
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diff --git a/libmultipath/checkers.c b/libmultipath/checkers.c
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index f7ddd536..18b1f5eb 100644
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--- a/libmultipath/checkers.c
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+++ b/libmultipath/checkers.c
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@@ -7,6 +7,7 @@
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#include "debug.h"
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#include "checkers.h"
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#include "vector.h"
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+#include "util.h"
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struct checker_class {
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struct list_head node;
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@@ -375,7 +376,23 @@ void checker_get(const char *multipath_dir, struct checker *dst,
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int init_checkers(const char *multipath_dir)
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{
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+#ifdef LOAD_ALL_SHARED_LIBS
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+ static const char *const all_checkers[] = {
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+ DIRECTIO,
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+ TUR,
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+ HP_SW,
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+ RDAC,
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+ EMC_CLARIION,
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+ READSECTOR0,
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+ CCISS_TUR,
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+ };
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+ unsigned int i;
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+
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+ for (i = 0; i < ARRAY_SIZE(all_checkers); i++)
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+ add_checker_class(multipath_dir, all_checkers[i]);
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+#else
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if (!add_checker_class(multipath_dir, DEFAULT_CHECKER))
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return 1;
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+#endif
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return 0;
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}
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diff --git a/libmultipath/prio.c b/libmultipath/prio.c
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index 3a718ba5..c92bde7f 100644
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--- a/libmultipath/prio.c
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+++ b/libmultipath/prio.c
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@@ -20,8 +20,30 @@ unsigned int get_prio_timeout(unsigned int timeout_ms,
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int init_prio (const char *multipath_dir)
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{
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+#ifdef LOAD_ALL_SHARED_LIBS
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+ static const char *const all_prios[] = {
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+ PRIO_ALUA,
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+ PRIO_CONST,
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+ PRIO_DATACORE,
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+ PRIO_EMC,
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+ PRIO_HDS,
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+ PRIO_HP_SW,
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+ PRIO_ONTAP,
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+ PRIO_RANDOM,
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+ PRIO_RDAC,
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+ PRIO_WEIGHTED_PATH,
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+ PRIO_SYSFS,
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+ PRIO_PATH_LATENCY,
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+ PRIO_ANA,
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+ };
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+ unsigned int i;
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+
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+ for (i = 0; i < ARRAY_SIZE(all_prios); i++)
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+ add_prio(multipath_dir, all_prios[i]);
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+#else
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if (!add_prio(multipath_dir, DEFAULT_PRIO))
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return 1;
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+#endif
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return 0;
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}
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--
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2.17.2
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