From: Sean Christopherson <seanjc@google.com>
To: Miaohe Lin <linmiaohe@huawei.com>
Cc: pbonzini@redhat.com, tglx@linutronix.de, mingo@redhat.com,
bp@alien8.de, dave.hansen@linux.intel.com, x86@kernel.org,
hpa@zytor.com, kvm@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] kvm: x86: mmu: fix memoryleak in kvm_mmu_vendor_module_init()
Date: Tue, 30 Aug 2022 21:40:01 +0000 [thread overview]
Message-ID: <Yw6DsUwSInpz97IV@google.com> (raw)
In-Reply-To: <20220823063237.47299-1-linmiaohe@huawei.com>
On Tue, Aug 23, 2022, Miaohe Lin wrote:
> When register_shrinker() fails, we forgot to release the percpu counter
> kvm_total_used_mmu_pages leading to memoryleak. Fix this issue by calling
> percpu_counter_destroy() when register_shrinker() fails.
>
> Fixes: ab271bd4dfd5 ("x86: kvm: propagate register_shrinker return code")
> Signed-off-by: Miaohe Lin <linmiaohe@huawei.com>
> ---
Pushed to branch `for_paolo/6.1` at:
https://github.com/sean-jc/linux.git
Unless you hear otherwise, it will make its way to kvm/queue "soon".
Note, the commit IDs are not guaranteed to be stable.
next prev parent reply other threads:[~2022-08-30 21:40 UTC|newest]
Thread overview: 9+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-08-23 6:32 [PATCH] kvm: x86: mmu: fix memoryleak in kvm_mmu_vendor_module_init() Miaohe Lin
2022-08-24 15:44 ` Sean Christopherson
2022-08-25 1:43 ` Miaohe Lin
2022-08-30 21:40 ` Sean Christopherson [this message]
2022-08-30 22:42 ` Huang, Kai
2022-08-30 22:52 ` Sean Christopherson
2022-08-31 1:07 ` Huang, Kai
2022-08-31 1:58 ` Miaohe Lin
2022-08-31 1:53 ` Miaohe Lin
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