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
147 lines
4.0 KiB
Diff
147 lines
4.0 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: Wed, 23 Sep 2020 10:33:12 +0200
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Subject: [PATCH] multipathd: move handling of io_err_stat_attr into
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libmultipath
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This thread attribute can be dynamically initialized and destroyed.
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No need to carry it along in multipathd. Removal of the symbol
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requires to bump the ABI version to 3.
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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/io_err_stat.c | 7 +++++--
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libmultipath/libmultipath.version | 23 ++++++++---------------
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multipathd/main.c | 2 --
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3 files changed, 13 insertions(+), 19 deletions(-)
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diff --git a/libmultipath/io_err_stat.c b/libmultipath/io_err_stat.c
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index 58bc1dd2..5363049d 100644
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--- a/libmultipath/io_err_stat.c
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+++ b/libmultipath/io_err_stat.c
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@@ -34,6 +34,7 @@
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#include "lock.h"
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#include "time-util.h"
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#include "io_err_stat.h"
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+#include "util.h"
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#define TIMEOUT_NO_IO_NSEC 10000000 /*10ms = 10000000ns*/
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#define FLAKY_PATHFAIL_THRESHOLD 2
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@@ -70,8 +71,7 @@ struct io_err_stat_path {
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int err_rate_threshold;
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};
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-pthread_t io_err_stat_thr;
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-pthread_attr_t io_err_stat_attr;
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+static pthread_t io_err_stat_thr;
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static pthread_mutex_t io_err_thread_lock = PTHREAD_MUTEX_INITIALIZER;
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static pthread_cond_t io_err_thread_cond = PTHREAD_COND_INITIALIZER;
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@@ -727,6 +727,7 @@ static void *io_err_stat_loop(void *data)
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int start_io_err_stat_thread(void *data)
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{
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int ret;
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+ pthread_attr_t io_err_stat_attr;
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if (uatomic_read(&io_err_thread_running) == 1)
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return 0;
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@@ -739,6 +740,7 @@ int start_io_err_stat_thread(void *data)
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if (!paths)
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goto destroy_ctx;
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+ setup_thread_attr(&io_err_stat_attr, 32 * 1024, 0);
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pthread_mutex_lock(&io_err_thread_lock);
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pthread_cleanup_push(cleanup_unlock, &io_err_thread_lock);
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@@ -750,6 +752,7 @@ int start_io_err_stat_thread(void *data)
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&io_err_thread_lock) == 0);
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pthread_cleanup_pop(1);
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+ pthread_attr_destroy(&io_err_stat_attr);
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if (ret) {
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io_err_stat_log(0, "cannot create io_error statistic thread");
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diff --git a/libmultipath/libmultipath.version b/libmultipath/libmultipath.version
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index 0c300c81..84beb7f0 100644
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--- a/libmultipath/libmultipath.version
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+++ b/libmultipath/libmultipath.version
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@@ -31,7 +31,7 @@
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* The new version inherits the previous ones.
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*/
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-LIBMULTIPATH_2.0.0 {
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+LIBMULTIPATH_3.0.0 {
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global:
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/* symbols referenced by multipath and multipathd */
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add_foreign;
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@@ -121,7 +121,6 @@ global:
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init_checkers;
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init_foreign;
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init_prio;
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- io_err_stat_attr;
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io_err_stat_handle_pathfail;
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is_path_valid;
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is_quote;
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@@ -242,30 +241,24 @@ global:
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free_scandir_result;
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sysfs_attr_get_value;
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-local:
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- *;
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-};
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-
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-LIBMULTIPATH_2.1.0 {
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-global:
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+ /* added in 2.1.0 */
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libmp_dm_task_run;
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cleanup_mutex;
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-} LIBMULTIPATH_2.0.0;
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-LIBMULTIPATH_2.2.0 {
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-global:
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+ /* added in 2.2.0 */
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libmp_get_multipath_config;
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get_multipath_config;
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libmp_put_multipath_config;
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put_multipath_config;
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init_config;
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uninit_config;
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-} LIBMULTIPATH_2.1.0;
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-LIBMULTIPATH_2.3.0 {
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-global:
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+ /* added in 2.3.0 */
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udev;
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logsink;
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libmultipath_init;
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libmultipath_exit;
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-} LIBMULTIPATH_2.2.0;
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+
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+local:
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+ *;
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+};
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diff --git a/multipathd/main.c b/multipathd/main.c
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index ce14bb66..abc6a9f7 100644
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--- a/multipathd/main.c
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+++ b/multipathd/main.c
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@@ -2954,7 +2954,6 @@ child (__attribute__((unused)) void *param)
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setup_thread_attr(&misc_attr, 64 * 1024, 0);
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setup_thread_attr(&uevent_attr, DEFAULT_UEVENT_STACKSIZE * 1024, 0);
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setup_thread_attr(&waiter_attr, 32 * 1024, 1);
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- setup_thread_attr(&io_err_stat_attr, 32 * 1024, 0);
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if (logsink == 1) {
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setup_thread_attr(&log_attr, 64 * 1024, 0);
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@@ -3164,7 +3163,6 @@ child (__attribute__((unused)) void *param)
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rcu_assign_pointer(multipath_conf, NULL);
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call_rcu(&conf->rcu, rcu_free_config);
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pthread_attr_destroy(&waiter_attr);
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- pthread_attr_destroy(&io_err_stat_attr);
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#ifdef _DEBUG_
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dbg_free_final(NULL);
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#endif
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--
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2.17.2
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