Messages in this thread | | | Date | Mon, 17 Oct 2016 22:04:57 +0200 | From | Christoph Hellwig <> | Subject | Re: [PATCH] aio: fix a use after free (and fix freeze protection of aio writes) |
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On Mon, Oct 17, 2016 at 04:04:00PM -0400, Jeff Moyer wrote: > >> Could we just change percpu_rw_semaphore->read_count to be a signed > >> integer? The down_write path sums up the counters from all cpus... > > > > To what point? > > Duh, nevermind. You're right, it should work as-is.
Ok, thanks. That also explains why I didn't see any splat in xfstests..
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