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From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
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From: Martin Wilck <mwilck@suse.com>
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Date: Mon, 18 Mar 2019 13:12:35 +0100
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Subject: [PATCH] multipathd: ignore "disable_changed_wwids"
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This option has no effect any more.
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Signed-off-by: Martin Wilck <mwilck@suse.com>
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Signed-off-by: Benjamin Marzinski <bmarzins@redhat.com>
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---
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libmultipath/config.c | 1 -
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libmultipath/config.h | 1 -
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libmultipath/dict.c | 18 +++++++++++++++---
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multipath/multipath.conf.5 | 8 ++------
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4 files changed, 17 insertions(+), 11 deletions(-)
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diff --git a/libmultipath/config.c b/libmultipath/config.c
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index 24d71ae..141f092 100644
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--- a/libmultipath/config.c
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+++ b/libmultipath/config.c
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@@ -715,7 +715,6 @@ load_config (char * file)
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conf->retrigger_tries = DEFAULT_RETRIGGER_TRIES;
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conf->retrigger_delay = DEFAULT_RETRIGGER_DELAY;
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conf->uev_wait_timeout = DEFAULT_UEV_WAIT_TIMEOUT;
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- conf->disable_changed_wwids = DEFAULT_DISABLE_CHANGED_WWIDS;
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conf->remove_retries = 0;
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conf->ghost_delay = DEFAULT_GHOST_DELAY;
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conf->all_tg_pt = DEFAULT_ALL_TG_PT;
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diff --git a/libmultipath/config.h b/libmultipath/config.h
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index b938c26..f5bf5b1 100644
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--- a/libmultipath/config.h
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+++ b/libmultipath/config.h
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@@ -182,7 +182,6 @@ struct config {
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int delayed_reconfig;
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int uev_wait_timeout;
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int skip_kpartx;
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- int disable_changed_wwids;
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int remove_retries;
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int max_sectors_kb;
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int ghost_delay;
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diff --git a/libmultipath/dict.c b/libmultipath/dict.c
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index eaad4f1..96815f8 100644
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--- a/libmultipath/dict.c
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+++ b/libmultipath/dict.c
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@@ -156,6 +156,12 @@ out:
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return len;
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}
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+static int
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+print_ignored (char *buff, int len)
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+{
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+ return snprintf(buff, len, "ignored");
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+}
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+
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static int
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print_yes_no (char *buff, int len, long v)
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{
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@@ -548,9 +554,15 @@ declare_hw_handler(skip_kpartx, set_yes_no_undef)
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declare_hw_snprint(skip_kpartx, print_yes_no_undef)
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declare_mp_handler(skip_kpartx, set_yes_no_undef)
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declare_mp_snprint(skip_kpartx, print_yes_no_undef)
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-
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-declare_def_handler(disable_changed_wwids, set_yes_no)
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-declare_def_snprint(disable_changed_wwids, print_yes_no)
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+static int def_disable_changed_wwids_handler(struct config *conf, vector strvec)
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+{
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+ return 0;
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+}
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+static int snprint_def_disable_changed_wwids(struct config *conf, char *buff,
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+ int len, const void *data)
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+{
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+ return print_ignored(buff, len);
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+}
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declare_def_handler(remove_retries, set_int)
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declare_def_snprint(remove_retries, print_int)
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diff --git a/multipath/multipath.conf.5 b/multipath/multipath.conf.5
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index 864d7eb..646c156 100644
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--- a/multipath/multipath.conf.5
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+++ b/multipath/multipath.conf.5
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@@ -1148,12 +1148,8 @@ The default is: \fBno\fR
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.
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.TP
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.B disable_changed_wwids
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-If set to \fIyes\fR, multipathd will check the path wwid on change events, and
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-if it has changed from the wwid of the multipath device, multipathd will
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-disable access to the path until the wwid changes back.
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-.RS
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-.TP
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-The default is: \fBno\fR
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+This option is deprecated and ignored. If the WWID of a path suddenly changes,
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+multipathd handles it as if it was removed and then added again.
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.RE
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.
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.
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--
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2.17.2
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