Messages in this thread | | | Date | Fri, 15 Sep 2017 07:49:03 -0700 | From | Christoph Hellwig <> | Subject | Re: [PATCH 3/3] ima: use fs method to read integrity data |
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On Thu, Sep 14, 2017 at 10:50:27PM -0700, Linus Torvalds wrote: > This is still wrong. > > (a) there is no explanation for why we need that exclusive lock in the > first place > > Why should a read need exclusive access? You'd think shared is sufficient. > But regardless, it needs *explanation*.
Shared is sufficient, and nothing in the patch (except for the description) actually requires an exclusive lock. It just happens that ima holds it exclusive for other internal reasons.
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