From: Shakeel Butt <shakeelb@google.com>
To: Reinette Chatre <reinette.chatre@intel.com>
Cc: Fenghua Yu <fenghua.yu@intel.com>,
Thomas Gleixner <tglx@linutronix.de>,
Ingo Molnar <mingo@redhat.com>, Borislav Petkov <bp@alien8.de>,
x86@kernel.org, LKML <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH] x86/resctrl: Fix potential memory leak
Date: Thu, 19 Dec 2019 17:54:05 -0800 [thread overview]
Message-ID: <CALvZod7zi+t9A=4_L-iiD3JhFpGU0Jt-=Q1_ee=7=7KAUMykVA@mail.gmail.com> (raw)
In-Reply-To: <1da649da-6527-d4c2-7d12-40126856ae75@intel.com>
On Thu, Dec 19, 2019 at 3:27 PM Reinette Chatre
<reinette.chatre@intel.com> wrote:
>
> Hi Shakeel,
>
> On 12/19/2019 2:38 PM, Shakeel Butt wrote:
> > The set_cache_qos_cfg() is leaking memory when the given level is not
> > RDT_RESOURCE_L3 or RDT_RESOURCE_L2. Fix that.
>
> I think it would be valuable to those considering whether they need to
> backport to know that RDT_RESOURCE_L3 and RDT_RESOURCE_L2 are currently
> the only possible levels with which this function is called. It is thus
> not currently possible for this leak to occur. Indeed a valuable safety
> to add in case this code may change in the future. Thank you very much.
>
Do you want me to add that info the commit and resend the v2 of the patch?
next prev parent reply other threads:[~2019-12-20 1:54 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-12-19 22:38 [PATCH] x86/resctrl: Fix potential memory leak Shakeel Butt
2019-12-19 23:02 ` Fenghua Yu
2019-12-19 23:26 ` Reinette Chatre
2019-12-20 1:54 ` Shakeel Butt [this message]
2019-12-20 5:46 ` Reinette Chatre
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