[Bug 104082] amdgpu 0000:07:00.0: swiotlb buffer is full (sz: 2097152 bytes)

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=104082

--- Comment #48 from Barto <mister.freeman at laposte.net> ---
the bug occurs also with radeon driver, and not only amdgpu :

radeon 0000:01:00.0: swiotlb buffer is full (sz: 2097152 bytes)
radeon 0000:01:00.0: swiotlb: coherent allocation failed, size=2097152
CPU: 1 PID: 979 Comm: Compositor Not tainted 4.16.4-1-ARCH #1

my graphic card : amd radeon HD4650 Pcie
OS: archlinux 64 bits

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