Re: [PATCH v3] drm/i915/gvt: fix double free bug in split_2MB_gtt_entry

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Subject: Re: [PATCH v3] drm/i915/gvt: fix double free bug in split_2MB_gtt_entry
From: Zheng Hacker <hackerzheng666@xxxxxxxxx>
Date: Thu, 15 Dec 2022 21:26:57 +0800
Cc: "security@xxxxxxxxxx" <security@xxxxxxxxxx>, "intel-gvt-dev@xxxxxxxxxxxxxxxxxxxxx" <intel-gvt-dev@xxxxxxxxxxxxxxxxxxxxx>, "alex000young@xxxxxxxxx" <alex000young@xxxxxxxxx>, "airlied@xxxxxxxx" <airlied@xxxxxxxx>, "gregkh@xxxxxxxxxxxxxxxxxxx" <gregkh@xxxxxxxxxxxxxxxxxxx>, "intel-gfx@xxxxxxxxxxxxxxxxxxxxx" <intel-gfx@xxxxxxxxxxxxxxxxxxxxx>, "linux-kernel@xxxxxxxxxxxxxxx" <linux-kernel@xxxxxxxxxxxxxxx>, "1002992920@xxxxxx" <1002992920@xxxxxx>, "dri-devel@xxxxxxxxxxxxxxxxxxxxx" <dri-devel@xxxxxxxxxxxxxxxxxxxxx>, Zheng Wang <zyytlz.wz@xxxxxxx>, Dave Airlie <airlied@xxxxxxxxx>
In-reply-to: <da557524-02ff-2ac7-7960-6f710c2d41d6@intel.com>
References: <Yz8rIxV7bVCcfZb0@kroah.com> <20221007013708.1946061-1-zyytlz.wz@163.com> <CAPM=9ty0+ouf+rQWhM=9XSKFOA2zxKfa00MsNBvwrQGPQm2uPQ@mail.gmail.com> <CAJedcCwxioxr+4TBTdrEjAZh97J3oroSHSgax+bxSNRXCBvkRg@mail.gmail.com> <CAPM=9twhAL+c8mOLmidY_tEhEKwCh-CTjfs5yryOk8oGjMxuug@mail.gmail.com> <167110126066.5360.11413014428644610672@jlahtine-mobl.ger.corp.intel.com> <da557524-02ff-2ac7-7960-6f710c2d41d6@intel.com>

Hi Zhi,

Thanks for your reply and suggestion about fix. I am a little bit busy now.
I will review the code as soon as possible. Also thanks
Joonas for the reminding. We'll try to think out the new fix.

Best regards,
Zheng Wang

References:
- Re: [PATCH v2] drm/i915/gvt: fix double free bug in split_2MB_gtt_entry
  - From: Greg KH
- [PATCH v3] drm/i915/gvt: fix double free bug in split_2MB_gtt_entry
  - From: Zheng Wang
- Re: [PATCH v3] drm/i915/gvt: fix double free bug in split_2MB_gtt_entry
  - From: Dave Airlie
- Re: [PATCH v3] drm/i915/gvt: fix double free bug in split_2MB_gtt_entry
  - From: Zheng Hacker
- Re: [PATCH v3] drm/i915/gvt: fix double free bug in split_2MB_gtt_entry
  - From: Dave Airlie
- Re: [PATCH v3] drm/i915/gvt: fix double free bug in split_2MB_gtt_entry
  - From: Joonas Lahtinen
- Re: [PATCH v3] drm/i915/gvt: fix double free bug in split_2MB_gtt_entry
  - From: Wang, Zhi A

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