Messages in this thread | | | From | Marco Elver <> | Date | Tue, 23 Jun 2020 08:31:15 +0200 | Subject | Re: [PATCH kcsan 0/10] KCSAN updates for v5.9 |
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On Tue, 23 Jun 2020 at 02:43, Paul E. McKenney <paulmck@kernel.org> wrote: > > Hello! > > This series provides KCSAN updates: > > 1. Annotate a data race in vm_area_dup(), courtesy of Qian Cai. > > 2. x86/mm/pat: Mark an intentional data race, courtesy of Qian Cai. > > 3. Add ASSERT_EXCLUSIVE_ACCESS() to __list_splice_init_rcu(). > > 4. Add test suite, courtesy of Marco Elver. > > 5. locking/osq_lock: Annotate a data race in osq_lock. > > 6. Prefer '__no_kcsan inline' in test, courtesy of Marco Elver. > > 7. Silence -Wmissing-prototypes warning with W=1, courtesy of Qian Cai. > > 8. Rename test.c to selftest.c, courtesy of Marco Elver. > > 9. Remove existing special atomic rules, courtesy of Marco Elver. > > 10. Add jiffies test to test suite, courtesy of Marco Elver.
Do we want GCC support back for 5.9?
https://lkml.kernel.org/r/20200618093118.247375-1-elver@google.com
I was hoping it could go into 5.9, because it makes a big difference in terms of usability as it provides more compiler choice. The only significant change for GCC support is the addition of the checking of (CC_IS_GCC && (....)).
Thanks, -- Marco
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