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From: Sachin Sant <sachinp@linux.vnet.ibm.com>
To: Vlastimil Babka <vbabka@suse.cz>
Cc: bharata@linux.ibm.com, Nathan Lynch <nathanl@linux.ibm.com>,
	Srikar Dronamraju <srikar@linux.vnet.ibm.com>,
	linuxppc-dev@lists.ozlabs.org, Michal Hocko <mhocko@kernel.org>,
	Pekka Enberg <penberg@kernel.org>,
	linux-mm@kvack.org, Kirill Tkhai <ktkhai@virtuozzo.com>,
	David Rientjes <rientjes@google.com>,
	Christopher Lameter <cl@linux.com>,
	Mel Gorman <mgorman@techsingularity.net>,
	Joonsoo Kim <iamjoonsoo.kim@lge.com>,
	Michael Ellerman <mpe@ellerman.id.au>
Subject: Re: [RFC 1/2] mm, slub: prevent kmalloc_node crashes and memory leaks
Date: Thu, 19 Mar 2020 18:56:52 +0530	[thread overview]
Message-ID: <658E6AB8-581F-4722-BCBB-4BDD2245D265@linux.vnet.ibm.com> (raw)
In-Reply-To: <b9b95895-ca6b-5ad2-1f67-45fee93d1e67@suse.cz>



> On 19-Mar-2020, at 6:53 PM, Vlastimil Babka <vbabka@suse.cz> wrote:
> 
> On 3/19/20 9:52 AM, Sachin Sant wrote:
>> 
>>> OK how about this version? It's somewhat ugly, but important is that the fast
>>> path case (c->page exists) is unaffected and another common case (c->page is
>>> NULL, but node is NUMA_NO_NODE) is just one extra check - impossible to avoid at
>>> some point anyway.
>>> 
>> 
>> I attempted the suggested tests.
>> 
>> Test 1: March 18 linux-next + Patch 1 [1] + Patch  2 [2]
>> 
>> Machine boots fine. numactl o/p after boot:
> 
> Great, thanks! Can I add your Tested-by: then?

Sure.
Tested-by: Sachin Sant <sachinp@linux.vnet.ibm.com>

Thank you for the fix.

Thanks
-Sachin



  reply	other threads:[~2020-03-19 13:27 UTC|newest]

Thread overview: 18+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-03-18 14:42 Vlastimil Babka
2020-03-18 14:42 ` [RFC 2/2] Revert "topology: add support for node_to_mem_node() to determine the fallback node" Vlastimil Babka
2020-03-18 16:06 ` [RFC 1/2] mm, slub: prevent kmalloc_node crashes and memory leaks Bharata B Rao
2020-03-18 16:10   ` Vlastimil Babka
2020-03-18 16:51   ` Vlastimil Babka
2020-03-19  8:52     ` Sachin Sant
2020-03-19 13:23       ` Vlastimil Babka
2020-03-19 13:26         ` Sachin Sant [this message]
2020-03-19 13:47           ` Vlastimil Babka
2020-03-19 14:05             ` Srikar Dronamraju
2020-03-19 14:10               ` Vlastimil Babka
2020-03-20  7:46                 ` Srikar Dronamraju
2020-03-20  8:43                   ` Vlastimil Babka
2020-03-20 10:10                     ` Srikar Dronamraju
2020-03-19 14:59             ` Sachin Sant
2020-03-20  3:42             ` Bharata B Rao
2020-03-20  8:37               ` Vlastimil Babka
2020-03-20  8:44                 ` Bharata B Rao

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