Messages in this thread | | | Subject | Re: [PATCH v7 2/2] ARM: ftrace: Add MODULE_PLTS support | From | Alexander Sverdlin <> | Date | Wed, 10 Mar 2021 18:17:54 +0100 |
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Hi!
On 10/03/2021 17:14, Florian Fainelli wrote: >>>>> I tried on 5.12-rc2 and 5.11 but couldn't reproduce the problem using your >>> I still can't reproduce on 5.12-rc2. >>> >>> I do have CONFIG_ARM_MODULE_PLTS=y. Do you need to do something else after >>> loading the module? I tried starting ftrace, but maybe there's a particular >>> combination required? >> You need to load a BIG module, so big that it has no place in the modules area >> any more and goes to vmalloc area. > You absolutely need a very big module maybe more than one. When I tested > this, I could use the two proprietary modules (*sigh*) that I needed to > exercise against and loading one but not the other was not enough to > make the second module loading spill into vmalloc space.
Here is what I use instead of these real world "proprietary" modules (which of course were the real trigger for the patch):
https://www.spinics.net/lists/arm-kernel/msg878599.html
-- Best regards, Alexander Sverdlin.
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