Messages in this thread | | | From | John Stultz <> | Date | Mon, 2 Aug 2021 19:18:09 -0700 | Subject | Re: [PATCH] dma-buf: heaps: Set allocation limit for system heap |
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On Thu, Jul 22, 2021 at 12:07 PM Hridya Valsaraju <hridya@google.com> wrote: > This patch limits the size of total memory that can be requested in a > single allocation from the system heap. This would prevent a > buggy/malicious client from depleting system memory by requesting for an > extremely large allocation which might destabilize the system. > > The limit is set to half the size of the device's total RAM which is the > same as what was set by the deprecated ION system heap. > > Signed-off-by: Hridya Valsaraju <hridya@google.com>
Seems sane to me, unless folks have better suggestions for allocation limits.
Reviewed-by: John Stultz <john.stultz@linaro.org>
thanks -john
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