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Date:   Tue, 29 Aug 2017 21:31:11 -0400
From:   "Martin K. Petersen" <>
To:     Long Li <>
Cc:     "K . Y . Srinivasan" <>,
        Haiyang Zhang <>,
        "James E . J . Bottomley" <>,,,, Long Li <>
Subject: Re: [PATCH] storvsc: fix memory leak on ring buffer busy


> When storvsc is sending I/O to Hyper-v, it may allocate a bigger
> buffer descriptor for large data payload that can't fit into a
> pre-allocated buffer descriptor. This bigger buffer is freed on return
> path.
> If I/O request to Hyper-v fails due to ring buffer busy, the storvsc
> allocated buffer descriptor should also be freed.

Which kernel version is this patch aimed at?

Martin K. Petersen	Oracle Linux Engineering

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