Messages in this thread |  | | Date | Thu, 9 Jul 2020 13:49:00 +0200 | From | Sebastian Andrzej Siewior <> | Subject | Re: [PATCH] kernel/smp: Fix an off by one in csd_lock_wait_toolong() |
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On 2020-07-09 12:59:06 [+0200], Peter Zijlstra wrote: > On Thu, Jul 09, 2020 at 01:48:18PM +0300, Dan Carpenter wrote: > > The __per_cpu_offset[] array has "nr_cpu_ids" elements so change the > > > >= to prevent a read one element beyond the end of the array. > > > > Fixes: 0504bc41a62c ("kernel/smp: Provide CSD lock timeout diagnostics") > > I don't have a copy of that patch in my inbox, even though it says Cc: > me. > > Paul, where do you expect that patch to go? The version I see from my > next tree needs a _lot_ of work.
There is also
https://lkml.kernel.org/r/20200705082603.GX3874@shao2-debian https://lkml.kernel.org/r/00000000000042f21905a991ecea@google.com
it might be the same thing.
Sebastian
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