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Spend min. 4K on platform session upgrade for DMA buffer

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Issue #4792
This commit is contained in:
Christian Helmuth 2023-03-22 14:58:51 +01:00
parent 6a80b4bd17
commit 7c84d73d67
1 changed files with 1 additions and 1 deletions
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2
repos/os/include/platform_session/connection.h
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@ -113,7 +113,7 @@ class Platform::Connection : public Genode::Connection<Session>,
Ram_dataspace_capability alloc_dma_buffer(size_t size, Cache cache) override
{
return retry_with_upgrade(Ram_quota{size}, Cap_quota{2}, [&] () {
return retry_with_upgrade(Ram_quota{max((size_t)4096, size)}, Cap_quota{2}, [&] () {
return Client::alloc_dma_buffer(size, cache); });
}