Messages in this thread | | | Date | Mon, 23 Nov 2020 21:29:38 +0900 | From | Byungchul Park <> | Subject | Re: [RFC] Dept(Dependency Tracker) Implementation |
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On Mon, Nov 23, 2020 at 08:05:27PM +0900, Byungchul Park wrote: > Hi, > > This patchset is too nasty to get reviewed in detail for now.
I worked Dept against mainline v5.9.
Thanks, Byungchul
> This have: > > 1. applying Dept to spinlock/mutex/rwlock/completion > 2. assigning custom keys or disable maps to avoid false positives > > This doesn't have yet (but will be done): > > 1. proc interfaces e.g. to see dependecies the tool has built, > 2. applying Dept to rw semaphore and the like, > 3. applying Dept to lock_page()/unlock_page(), > 4. assigning custom keys to more places properly, > 5. replace all manual Lockdep annotations, > (and so on..) > > But I decided to share it to let others able to test how it works and > someone who wants to see the detail able to check the code. The most > important thing I'd like to show is what exactly a deadlock detection > tool should do. > > Turn on CONFIG_DEPT to test it. Feel free to leave any questions if you > have. > > Thanks, > Byungchul
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