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[94.245.46.49]) by smtp.gmail.com with ESMTPSA id a1sm1601653lfg.63.2020.10.09.11.03.04 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Fri, 09 Oct 2020 11:03:05 -0700 (PDT) From: Uladzislau Rezki X-Google-Original-From: Uladzislau Rezki Date: Fri, 9 Oct 2020 20:03:02 +0200 To: "Paul E. McKenney" , Ingo Molnar , Thomas Gleixner Cc: Ingo Molnar , tglx@linutronix.de, linux-kernel@vger.kernel.org, kernel-team@fb.com, urezki@gmail.com, lkp@intel.com, julia.lawall@inria.fr, mhocko@kernel.org, mgorman@techsingularity.net, vbabka@suse.cz, peterz@infradead.org, torvalds@linux-foundation.org Subject: Re: [GIT PULL tip/core/rcu+preempt] Fix RT raw/non-raw lock ordering Message-ID: <20201009180302.GA22222@pc636> References: <20201001210750.GA25287@paulmck-ThinkPad-P72> <20201009165500.GA2904859@gmail.com> <20201009171313.GI29330@paulmck-ThinkPad-P72> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20201009171313.GI29330@paulmck-ThinkPad-P72> User-Agent: Mutt/1.10.1 (2018-07-13) Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Fri, Oct 09, 2020 at 10:13:13AM -0700, Paul E. McKenney wrote: > On Fri, Oct 09, 2020 at 06:55:00PM +0200, Ingo Molnar wrote: > > > > * Paul E. McKenney wrote: > > > > > Hello! > > > > > > This pull request contains Thomas Gleixner's "Make preempt count > > > unconditional" series [1], but with the addition of a kvfree_rcu() bug-fix > > > commit making use of this PREEMPT_COUNT addition. This series reduces > > > the size of the kernel by almost 100 lines of code and is intended for > > > the upcoming v5.10 merge window. > > > > > Thomas Gleixner (13): > > > lib/debug: Remove pointless ARCH_NO_PREEMPT dependencies > > > preempt: Make preempt count unconditional > > > preempt: Cleanup PREEMPT_COUNT leftovers > > > lockdep: Cleanup PREEMPT_COUNT leftovers > > > mm/pagemap: Cleanup PREEMPT_COUNT leftovers > > > locking/bitspinlock: Cleanup PREEMPT_COUNT leftovers > > > uaccess: Cleanup PREEMPT_COUNT leftovers > > > sched: Cleanup PREEMPT_COUNT leftovers > > > ARM: Cleanup PREEMPT_COUNT leftovers > > > xtensa: Cleanup PREEMPT_COUNT leftovers > > > drm/i915: Cleanup PREEMPT_COUNT leftovers > > > rcutorture: Cleanup PREEMPT_COUNT leftovers > > > preempt: Remove PREEMPT_COUNT from Kconfig > > > > > > Uladzislau Rezki (Sony) (1): > > > rcu/tree: Allocate a page when caller is preemptible > > > > > > kernel test robot (1): > > > kvfree_rcu(): Fix ifnullfree.cocci warnings > > > > > 21 files changed, 44 insertions(+), 136 deletions(-) > > > > Pulled into tip:core/rcu, thanks a lot guys! > > Thank you, Ingo!!! > > Thanx, Paul Thank you! -- Vlad Rezki