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From: "Leizhen (ThunderTown)" <thunder.leizhen@huawei.com>
To: Thomas Gleixner <tglx@linutronix.de>,
	LKML <linux-kernel@vger.kernel.org>
Cc: Waiman Long <longman@redhat.com>
Subject: Re: [patch 09/25] debugobjects: Make debug_objects_enabled bool
Date: Thu, 10 Oct 2024 11:00:11 +0800	[thread overview]
Message-ID: <a10384fc-ad41-b8d5-1a13-d4ba13b24b91@huawei.com> (raw)
In-Reply-To: <20241007164913.518175013@linutronix.de>



On 2024/10/8 0:50, Thomas Gleixner wrote:
> Make it what it is.

Reviewed-by: Zhen Lei <thunder.leizhen@huawei.com>

> 
> Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
> ---
>  lib/debugobjects.c |   17 ++++++++---------
>  1 file changed, 8 insertions(+), 9 deletions(-)
> 
> --- a/lib/debugobjects.c
> +++ b/lib/debugobjects.c
> @@ -82,7 +82,7 @@ static int __data_racy			debug_objects_m
>  static int __data_racy __maybe_unused	debug_objects_maxchecked __read_mostly;
>  static int __data_racy			debug_objects_fixups __read_mostly;
>  static int __data_racy			debug_objects_warnings __read_mostly;
> -static int __data_racy			debug_objects_enabled __read_mostly
> +static bool __data_racy			debug_objects_enabled __read_mostly
>  					= CONFIG_DEBUG_OBJECTS_ENABLE_DEFAULT;
>  static int				debug_objects_pool_size __ro_after_init
>  					= ODEBUG_POOL_SIZE;
> @@ -103,17 +103,16 @@ static DECLARE_DELAYED_WORK(debug_obj_wo
>  
>  static int __init enable_object_debug(char *str)
>  {
> -	debug_objects_enabled = 1;
> +	debug_objects_enabled = true;
>  	return 0;
>  }
> +early_param("debug_objects", enable_object_debug);
>  
>  static int __init disable_object_debug(char *str)
>  {
> -	debug_objects_enabled = 0;
> +	debug_objects_enabled = false;
>  	return 0;
>  }
> -
> -early_param("debug_objects", enable_object_debug);
>  early_param("no_debug_objects", disable_object_debug);
>  
>  static const char *obj_states[ODEBUG_STATE_MAX] = {
> @@ -592,7 +591,7 @@ static struct debug_obj *lookup_object_o
>  	}
>  
>  	/* Out of memory. Do the cleanup outside of the locked region */
> -	debug_objects_enabled = 0;
> +	debug_objects_enabled = false;
>  	return NULL;
>  }
>  
> @@ -1194,7 +1193,7 @@ check_results(void *addr, enum debug_obj
>  out:
>  	raw_spin_unlock_irqrestore(&db->lock, flags);
>  	if (res)
> -		debug_objects_enabled = 0;
> +		debug_objects_enabled = false;
>  	return res;
>  }
>  
> @@ -1278,7 +1277,7 @@ static bool __init debug_objects_selftes
>  	descr_test = NULL;
>  
>  	local_irq_restore(flags);
> -	return !!debug_objects_enabled;
> +	return debug_objects_enabled;
>  }
>  #else
>  static inline bool debug_objects_selftest(void) { return true; }
> @@ -1372,7 +1371,7 @@ void __init debug_objects_mem_init(void)
>  				  SLAB_DEBUG_OBJECTS | SLAB_NOLEAKTRACE, NULL);
>  
>  	if (!cache || !debug_objects_replace_static_objects(cache)) {
> -		debug_objects_enabled = 0;
> +		debug_objects_enabled = false;
>  		pr_warn("Out of memory.\n");
>  		return;
>  	}
> 
> .
> 

-- 
Regards,
  Zhen Lei

  reply	other threads:[~2024-10-10  3:00 UTC|newest]

Thread overview: 81+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-10-07 16:49 [patch 00/25] debugobjects: Rework object handling Thomas Gleixner
2024-10-07 16:49 ` [patch 01/25] debugobjects: Delete a piece of redundant code Thomas Gleixner
2024-10-07 16:49 ` [patch 02/25] debugobjects: Collect newly allocated objects in a list to reduce lock contention Thomas Gleixner
2024-10-07 16:49 ` [patch 03/25] debugobjects: Dont destroy kmem cache in init() Thomas Gleixner
2024-10-10  2:14   ` Leizhen (ThunderTown)
2024-10-10 11:46     ` Thomas Gleixner
2024-10-10 13:31       ` Leizhen (ThunderTown)
2024-10-11 20:37         ` Thomas Gleixner
2024-10-12  1:50           ` Leizhen (ThunderTown)
2024-10-15 15:36   ` [tip: core/debugobjects] " tip-bot2 for Thomas Gleixner
2024-10-07 16:49 ` [patch 04/25] debugobjects: Remove pointless hlist initialization Thomas Gleixner
2024-10-10  2:19   ` Leizhen (ThunderTown)
2024-10-15 15:36   ` [tip: core/debugobjects] " tip-bot2 for Thomas Gleixner
2024-10-07 16:49 ` [patch 05/25] debugobjects: Dont free objects directly on CPU hotplug Thomas Gleixner
2024-10-10  2:33   ` Leizhen (ThunderTown)
2024-10-15 15:36   ` [tip: core/debugobjects] " tip-bot2 for Thomas Gleixner
2024-10-07 16:49 ` [patch 06/25] debugobjects: Reuse put_objects() on OOM Thomas Gleixner
2024-10-10  2:38   ` Leizhen (ThunderTown)
2024-10-15 15:36   ` [tip: core/debugobjects] " tip-bot2 for Thomas Gleixner
2024-10-07 16:49 ` [patch 07/25] debugobjects: Remove pointless debug printk Thomas Gleixner
2024-10-10  2:44   ` Leizhen (ThunderTown)
2024-10-15 15:36   ` [tip: core/debugobjects] " tip-bot2 for Thomas Gleixner
2024-10-07 16:50 ` [patch 08/25] debugobjects: Provide and use free_object_list() Thomas Gleixner
2024-10-10  2:54   ` Leizhen (ThunderTown)
2024-10-11 20:40     ` Thomas Gleixner
2024-10-15 15:36   ` [tip: core/debugobjects] " tip-bot2 for Thomas Gleixner
2024-10-07 16:50 ` [patch 09/25] debugobjects: Make debug_objects_enabled bool Thomas Gleixner
2024-10-10  3:00   ` Leizhen (ThunderTown) [this message]
2024-10-15 15:36   ` [tip: core/debugobjects] " tip-bot2 for Thomas Gleixner
2024-10-07 16:50 ` [patch 10/25] debugobjects: Reduce parallel pool fill attempts Thomas Gleixner
2024-10-07 16:50 ` [patch 11/25] debugobjects: Move pools into a datastructure Thomas Gleixner
2024-10-10  3:47   ` Leizhen (ThunderTown)
2024-10-15 15:36   ` [tip: core/debugobjects] " tip-bot2 for Thomas Gleixner
2024-10-07 16:50 ` [patch 12/25] debugobjects: Use separate list head for boot pool Thomas Gleixner
2024-10-10  4:04   ` Leizhen (ThunderTown)
2024-10-15 15:36   ` [tip: core/debugobjects] " tip-bot2 for Thomas Gleixner
2024-10-07 16:50 ` [patch 13/25] debugobjects: Rename and tidy up per CPU pools Thomas Gleixner
2024-10-10  6:23   ` Leizhen (ThunderTown)
2024-10-15 15:36   ` [tip: core/debugobjects] " tip-bot2 for Thomas Gleixner
2024-10-07 16:50 ` [patch 14/25] debugobjects: Move min/max count into pool struct Thomas Gleixner
2024-10-10  6:26   ` Leizhen (ThunderTown)
2024-10-15 15:36   ` [tip: core/debugobjects] " tip-bot2 for Thomas Gleixner
2024-10-07 16:50 ` [patch 15/25] debugobjects: Rework object allocation Thomas Gleixner
2024-10-10  6:39   ` Leizhen (ThunderTown)
2024-10-15 15:36   ` [tip: core/debugobjects] " tip-bot2 for Thomas Gleixner
2024-10-07 16:50 ` [patch 16/25] debugobjects: Rework object freeing Thomas Gleixner
2024-10-10  7:39   ` Leizhen (ThunderTown)
2024-10-15 15:36   ` [tip: core/debugobjects] " tip-bot2 for Thomas Gleixner
2024-10-07 16:50 ` [patch 17/25] debugobjects: Rework free_object_work() Thomas Gleixner
2024-10-10  8:10   ` Leizhen (ThunderTown)
2024-10-15 15:36   ` [tip: core/debugobjects] " tip-bot2 for Thomas Gleixner
2024-10-07 16:50 ` [patch 18/25] debugobjects: Use static key for boot pool selection Thomas Gleixner
2024-10-10  8:12   ` Leizhen (ThunderTown)
2024-10-15 15:36   ` [tip: core/debugobjects] " tip-bot2 for Thomas Gleixner
2024-10-07 16:50 ` [patch 19/25] debugobjects: Prepare for batching Thomas Gleixner
2024-10-10  8:15   ` Leizhen (ThunderTown)
2024-10-15 15:36   ` [tip: core/debugobjects] " tip-bot2 for Thomas Gleixner
2024-10-07 16:50 ` [patch 20/25] debugobjects: Prepare kmem_cache allocations " Thomas Gleixner
2024-10-10  8:40   ` Leizhen (ThunderTown)
2024-10-11 20:47     ` Thomas Gleixner
2024-10-12  2:02       ` Leizhen (ThunderTown)
2024-10-15 15:36   ` [tip: core/debugobjects] " tip-bot2 for Thomas Gleixner
2024-10-07 16:50 ` [patch 21/25] debugobjects: Implement batch processing Thomas Gleixner
2024-10-10  9:39   ` Leizhen (ThunderTown)
2024-10-11 20:48     ` Thomas Gleixner
2024-10-15 15:36   ` [tip: core/debugobjects] " tip-bot2 for Thomas Gleixner
2024-10-07 16:50 ` [patch 22/25] debugobjects: Move pool statistics into global_pool struct Thomas Gleixner
2024-10-10  9:50   ` Leizhen (ThunderTown)
2024-10-15 15:36   ` [tip: core/debugobjects] " tip-bot2 for Thomas Gleixner
2024-10-07 16:50 ` [patch 23/25] debugobjects: Double the per CPU slots Thomas Gleixner
2024-10-10  9:51   ` Leizhen (ThunderTown)
2024-10-15 15:36   ` [tip: core/debugobjects] " tip-bot2 for Thomas Gleixner
2024-10-07 16:50 ` [patch 24/25] debugobjects: Refill per CPU pool more agressively Thomas Gleixner
2024-10-10 10:02   ` Leizhen (ThunderTown)
2024-10-11 20:49     ` Thomas Gleixner
2024-10-15 15:36   ` [tip: core/debugobjects] " tip-bot2 for Thomas Gleixner
2024-10-07 16:50 ` [patch 25/25] debugobjects: Track object usage to avoid premature freeing of objects Thomas Gleixner
2024-10-10 13:13   ` Leizhen (ThunderTown)
2024-10-13 18:45     ` Thomas Gleixner
2024-10-14  1:46       ` Leizhen (ThunderTown)
2024-10-15 15:36       ` [tip: core/debugobjects] " tip-bot2 for Thomas Gleixner

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