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Message-ID: <20181023113234.GH32333@dhcp22.suse.cz>
Date:   Tue, 23 Oct 2018 13:32:34 +0200
From:   Michal Hocko <mhocko@...nel.org>
To:     "Edgecombe, Rick P" <rick.p.edgecombe@...el.com>
Cc:     "jannh@...gle.com" <jannh@...gle.com>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "daniel@...earbox.net" <daniel@...earbox.net>,
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        "linux-arch@...r.kernel.org" <linux-arch@...r.kernel.org>,
        "arjan@...ux.intel.com" <arjan@...ux.intel.com>,
        "tglx@...utronix.de" <tglx@...utronix.de>,
        "linux-mips@...ux-mips.org" <linux-mips@...ux-mips.org>,
        "linux-s390@...r.kernel.org" <linux-s390@...r.kernel.org>,
        "x86@...nel.org" <x86@...nel.org>,
        "kristen@...ux.intel.com" <kristen@...ux.intel.com>,
        "Dock, Deneen T" <deneen.t.dock@...el.com>,
        "catalin.marinas@....com" <catalin.marinas@....com>,
        "mingo@...hat.com" <mingo@...hat.com>,
        "will.deacon@....com" <will.deacon@....com>,
        "kernel-hardening@...ts.openwall.com" 
        <kernel-hardening@...ts.openwall.com>,
        "bp@...en8.de" <bp@...en8.de>,
        "Hansen, Dave" <dave.hansen@...el.com>,
        "linux-arm-kernel@...ts.infradead.org" 
        <linux-arm-kernel@...ts.infradead.org>,
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        "linux-fsdevel@...r.kernel.org" <linux-fsdevel@...r.kernel.org>,
        "sparclinux@...r.kernel.org" <sparclinux@...r.kernel.org>
Subject: Re: [PATCH v2 1/7] modules: Create rlimit for module space

On Fri 12-10-18 17:04:46, Edgecombe, Rick P wrote:
[...]
> Any thoughts on if instead of all this there was just a system wide limit on BPF
> JIT module space usage?

We do allow to charge vmalloc memory to a memory cgroup. Isn't that a
way forward?
-- 
Michal Hocko
SUSE Labs

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