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Date: Fri, 07 Nov 2014 22:05:40 +0000 From: David Howells <dhowells@...hat.com> To: Paul Moore <paul@...l-moore.com> Cc: dhowells@...hat.com, linux-unionfs@...r.kernel.org, selinux@...ho.nsa.gov, linux-fsdevel@...r.kernel.org, linux-security-module@...r.kernel.org, linux-kernel@...r.kernel.org Subject: Re: [PATCH 2/7] Overlayfs: Use copy-up security hooks Paul Moore <paul@...l-moore.com> wrote: > So the LSM must modify the xattr in place? I suppose that since the @value > is allocated to the max size it shouldn't be a problem. Just checking ... ... And the caller must provide a maximally sized buffer (which it likely has to allocate anyway). I'm not sure I really need to provide the modification thing. I suspect a binary keep or discard decision is sufficient. David -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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