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From: Johannes Weiner <hannes@cmpxchg.org>
To: "Sridhar, Kanchana P" <kanchana.p.sridhar@intel.com>
Cc: Nhat Pham <nphamcs@gmail.com>,
	Yosry Ahmed <yosryahmed@google.com>,
	"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
	"linux-mm@kvack.org" <linux-mm@kvack.org>,
	"chengming.zhou@linux.dev" <chengming.zhou@linux.dev>,
	"usamaarif642@gmail.com" <usamaarif642@gmail.com>,
	"ryan.roberts@arm.com" <ryan.roberts@arm.com>,
	"Huang, Ying" <ying.huang@intel.com>,
	"21cnbao@gmail.com" <21cnbao@gmail.com>,
	"akpm@linux-foundation.org" <akpm@linux-foundation.org>,
	"Feghali, Wajdi K" <wajdi.k.feghali@intel.com>,
	"Gopal, Vinodh" <vinodh.gopal@intel.com>
Subject: Re: [PATCH v1] mm: zswap: Fix a potential memory leak in zswap_decompress().
Date: Thu, 14 Nov 2024 00:11:49 -0500	[thread overview]
Message-ID: <20241114051149.GC1564047@cmpxchg.org> (raw)
In-Reply-To: <SJ0PR11MB56785F052557B685054AF74AC95B2@SJ0PR11MB5678.namprd11.prod.outlook.com>

On Thu, Nov 14, 2024 at 01:56:16AM +0000, Sridhar, Kanchana P wrote:
> So my question was, can we prevent the migration to a different cpu
> by relinquishing the mutex lock after this conditional

Holding the mutex doesn't prevent preemption/migration.


  reply	other threads:[~2024-11-14  5:11 UTC|newest]

Thread overview: 27+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-11-13  5:24 Kanchana P Sridhar
2024-11-13  5:34 ` Yosry Ahmed
2024-11-13  5:58   ` Sridhar, Kanchana P
2024-11-13  6:21     ` Yosry Ahmed
2024-11-13 19:12       ` Sridhar, Kanchana P
2024-11-13 20:11         ` Yosry Ahmed
2024-11-13 20:59           ` Sridhar, Kanchana P
2024-11-13 20:59             ` Yosry Ahmed
2024-11-13 21:12               ` Sridhar, Kanchana P
2024-11-13 21:30         ` Johannes Weiner
2024-11-13 22:01           ` Yosry Ahmed
2024-11-13 22:13           ` Sridhar, Kanchana P
2024-11-14  0:28             ` Nhat Pham
2024-11-14  1:56               ` Sridhar, Kanchana P
2024-11-14  5:11                 ` Johannes Weiner [this message]
2024-11-14  6:37                   ` Sridhar, Kanchana P
2024-11-14  7:24                     ` Chengming Zhou
2024-11-15 21:12                       ` Sridhar, Kanchana P
2024-11-15 21:49                         ` Yosry Ahmed
2024-11-19 19:22                           ` Sridhar, Kanchana P
2024-11-19 19:27                             ` Yosry Ahmed
2024-11-19 19:41                               ` Sridhar, Kanchana P
2024-11-19 19:51                                 ` Yosry Ahmed
2024-11-19 22:35                                   ` Sridhar, Kanchana P
2024-11-19 23:44                                     ` Yosry Ahmed
2024-11-20  0:00                                       ` Sridhar, Kanchana P
2024-11-20  2:31                                       ` Chengming Zhou

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