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From: Andrew Morton <akpm@linux-foundation.org>
To: akpm@linux-foundation.org, linux-mm@kvack.org,
	mm-commits@vger.kernel.org, pmladek@suse.com, santosh@fossix.org,
	tglx@linutronix.de, torvalds@linux-foundation.org
Subject: [patch 10/14] kernel/watchdog: fix watchdog_allowed_mask not used warning
Date: Fri, 13 Nov 2020 22:52:10 -0800
Message-ID: <20201114065210.Pih4Q7Ptk%akpm@linux-foundation.org> (raw)
In-Reply-To: <20201113225115.b24faebc85f710d5aff55aa7@linux-foundation.org>

From: Santosh Sivaraj <santosh@fossix.org>
Subject: kernel/watchdog: fix watchdog_allowed_mask not used warning

Define watchdog_allowed_mask only when SOFTLOCKUP_DETECTOR is enabled.

Link: https://lkml.kernel.org/r/20201106015025.1281561-1-santosh@fossix.org
Fixes: 7feeb9cd4f5b ("watchdog/sysctl: Clean up sysctl variable name space")
Signed-off-by: Santosh Sivaraj <santosh@fossix.org>
Reviewed-by: Petr Mladek <pmladek@suse.com>
Cc: Thomas Gleixner <tglx@linutronix.de>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
---

 kernel/watchdog.c |    4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

--- a/kernel/watchdog.c~kernel-watchdog-fix-watchdog_allowed_mask-not-used-warning
+++ a/kernel/watchdog.c
@@ -44,8 +44,6 @@ int __read_mostly soft_watchdog_user_ena
 int __read_mostly watchdog_thresh = 10;
 static int __read_mostly nmi_watchdog_available;
 
-static struct cpumask watchdog_allowed_mask __read_mostly;
-
 struct cpumask watchdog_cpumask __read_mostly;
 unsigned long *watchdog_cpumask_bits = cpumask_bits(&watchdog_cpumask);
 
@@ -162,6 +160,8 @@ static void lockup_detector_update_enabl
 int __read_mostly sysctl_softlockup_all_cpu_backtrace;
 #endif
 
+static struct cpumask watchdog_allowed_mask __read_mostly;
+
 /* Global variables, exported for sysctl */
 unsigned int __read_mostly softlockup_panic =
 			CONFIG_BOOTPARAM_SOFTLOCKUP_PANIC_VALUE;
_

  parent reply index

Thread overview: 17+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-11-14  6:51 incoming Andrew Morton
2020-11-14  6:51 ` [patch 01/14] mm/compaction: count pages and stop correctly during page isolation Andrew Morton
2020-11-14  6:51 ` [patch 02/14] mm/compaction: stop isolation if too many pages are isolated and we have pages to migrate Andrew Morton
2020-11-14  6:51 ` [patch 03/14] mm/vmscan: fix NR_ISOLATED_FILE corruption on 64-bit Andrew Morton
2020-11-14 21:39   ` Linus Torvalds
2020-11-14 22:14     ` Matthew Wilcox
2020-11-14  6:51 ` [patch 04/14] mailmap: fix entry for Dmitry Baryshkov/Eremin-Solenikov Andrew Morton
2020-11-14  6:51 ` [patch 05/14] mm/slub: fix panic in slab_alloc_node() Andrew Morton
2020-11-14  6:51 ` [patch 06/14] mm/gup: use unpin_user_pages() in __gup_longterm_locked() Andrew Morton
2020-11-14  6:51 ` [patch 07/14] compiler.h: fix barrier_data() on clang Andrew Morton
2020-11-14  6:52 ` [patch 08/14] Revert "kernel/reboot.c: convert simple_strtoul to kstrtoint" Andrew Morton
2020-11-14  6:52 ` [patch 09/14] reboot: fix overflow parsing reboot cpu number Andrew Morton
2020-11-14  6:52 ` Andrew Morton [this message]
2020-11-14  6:52 ` [patch 11/14] mm: memcontrol: fix missing wakeup polling thread Andrew Morton
2020-11-14  6:52 ` [patch 12/14] hugetlbfs: fix anon huge page migration race Andrew Morton
2020-11-14  6:52 ` [patch 13/14] panic: don't dump stack twice on warn Andrew Morton
2020-11-14  6:52 ` [patch 14/14] ocfs2: initialize ip_next_orphan Andrew Morton

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