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SubjectRe: [PATCH v4] ARM64: dts: meson-gx: Add reserved memory zone and usable memory range
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Am 18.01.2017 um 01:00 schrieb Andreas Färber:
> Am 17.01.2017 um 09:21 schrieb Neil Armstrong:
>> The stress-ng package provides this "stress" command and is used to force the kernel to map more memory
>> zones, but I also got the issue while running a fully fledged Desktop Environment thanks to the
>> recently merged DRM driver.
>> You may not be able to trigger the issue since it seems Amlogic reduces this reserved size on GXL/GXM :
>> https://github.com/khadas/linux/commit/698df2c6cfbb0d1a9359743208e83517b31da6ce
>> But it should be confirmed.
>
> Confirming no issues on three runs on meson-gxm-rbox-pro:
>
> boxer:~ # stress-ng --vm 4 --vm-bytes 128M --timeout 10s &
> [1] 2528
> boxer:~ # stress-ng: info: [2528] dispatching hogs: 4 vm
> stress-ng: info: [2528] cache allocate: default cache size: 256K
> stress-ng: info: [2528] successful run completed in 10.07s
>
> [1]+ Done stress-ng --vm 4 --vm-bytes 128M --timeout 10s
> boxer:~ # stress-ng --vm 4 --vm-bytes 128M --timeout 10s
> stress-ng: info: [2537] dispatching hogs: 4 vm
> stress-ng: info: [2537] cache allocate: default cache size: 256K
> stress-ng: info: [2537] successful run completed in 10.07s
> boxer:~ # stress-ng --vm 4 --vm-bytes 128M --timeout 10s
> stress-ng: info: [2546] dispatching hogs: 4 vm
> stress-ng: info: [2546] cache allocate: default cache size: 256K
> stress-ng: info: [2546] successful run completed in 10.07s
> boxer:~ #

Similar results on meson-gxbb-vega-s95-telos (except 512K cache size),
with both mainline EFI and vendor U-Boot.

I notice that I don't have CONFIG_DRM enabled - maybe related?

Regards,
Andreas

--
SUSE Linux GmbH, Maxfeldstr. 5, 90409 Nürnberg, Germany
GF: Felix Imendörffer, Jane Smithard, Graham Norton
HRB 21284 (AG Nürnberg)

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