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[34.83.65.128]) by smtp.gmail.com with ESMTPSA id 98e67ed59e1d1-301bf576884sm4110029a91.1.2025.03.20.09.11.33 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Thu, 20 Mar 2025 09:11:34 -0700 (PDT) Date: Thu, 20 Mar 2025 16:11:29 +0000 From: Carlos Llamas To: "zhangxiaomeng (A)" Cc: Andrew Morton , "linux-kernel@vger.kernel.org" , Boqun Feng , "J. R. Okajima" , Peter Zijlstra , Waiman Long , Ingo Molnar , Will Deacon Subject: Re: =?utf-8?B?5Zue5aSN?= =?utf-8?Q?=3A?= [PATCH] lockdep: Fix upper limit for LOCKDEP_BITS configs Message-ID: References: <20250314064729.163602-1-zhangxiaomeng13@huawei.com> <629305cc0e6b433d90354fb22d3bacf1@huawei.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <629305cc0e6b433d90354fb22d3bacf1@huawei.com> On Wed, Mar 19, 2025 at 09:48:11AM +0000, zhangxiaomeng (A) wrote: > Thank you for the response. I should clarify that the issue occurs when modifying additional config values. Specifically, when LOCKDEP_BITS is set to 24 along with setting LOCKDEP_CHAINS_BITS and LOCKDEP_STACK_TRACE_BITS to their maximum upper limits, the build fails. Right, that's what I figured. I don't know that bumping all these values to their limit at once makes sense. I think allowing LOCKDEP_BITS to go higher independently might still be useful so I don't see a reason to change that. -- Carlos Llamas