Messages in this thread | | | From | Xiongwei Song <> | Date | Mon, 12 Jul 2021 16:19:31 +0800 | Subject | Re: [PATCH v2 0/3] some improvements for lockdep |
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Hi Peter,
Will you pick up this series?
Regards, Xiongwei
On Fri, Jun 18, 2021 at 10:55 PM Xiongwei Song <sxwjean@me.com> wrote: > > From: Xiongwei Song <sxwjean@gmail.com> > > Unlikely the checks of return values of graph walk will improve the > performance to some degree, patch 1 and patch 2 are for this. > > The patch 3 will print a warning after counting lock deps when hitting > bfs errors. > > v2: > * For patch 3, avoid to call lockdep_unlock() twice after counting deps. > Please see https://lkml.org/lkml/2021/6/17/741. > > Xiongwei Song (3): > locking/lockdep: Unlikely bfs_error() inside > locking/lockdep: Unlikely conditons about BFS_RMATCH > locking/lockdep: Print possible warning after counting deps > > kernel/locking/lockdep.c | 55 +++++++++++++++++++--------------------- > 1 file changed, 26 insertions(+), 29 deletions(-) > > -- > 2.30.2 >
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