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[209.85.167.44]) by smtp.gmail.com with ESMTPSA id 2adb3069b0e04-529b6de681bsm782046e87.39.2024.05.29.09.38.25 for (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Wed, 29 May 2024 09:38:25 -0700 (PDT) Received: by mail-lf1-f44.google.com with SMTP id 2adb3069b0e04-52b0d25b54eso1400611e87.3 for ; Wed, 29 May 2024 09:38:25 -0700 (PDT) X-Forwarded-Encrypted: i=1; AJvYcCUrSgZPAHTMdNTkTbGFPB84AuWttZJaBdFtpEfeOVkYS6zIN6R/VjBp+fJ/hJqTRpwC8kDd07WEDPpLJ7Q8Byr9bjzgAFfj2x/qC8Yy X-Received: by 2002:ac2:454e:0:b0:521:92f6:3d34 with SMTP id 2adb3069b0e04-5296594cf46mr11225856e87.22.1717000705215; Wed, 29 May 2024 09:38:25 -0700 (PDT) Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 References: <202405291318.4dfbb352-oliver.sang@intel.com> In-Reply-To: <202405291318.4dfbb352-oliver.sang@intel.com> From: Linus Torvalds Date: Wed, 29 May 2024 09:38:08 -0700 X-Gmail-Original-Message-ID: Message-ID: Subject: Re: [linus:master] [vfs] 681ce86235: filebench.sum_operations/s -7.4% regression To: kernel test robot Cc: Yafang Shao , oe-lkp@lists.linux.dev, lkp@intel.com, linux-kernel@vger.kernel.org, Al Viro , Christian Brauner , Jan Kara , Waiman Long , Matthew Wilcox , Wangkai , Colin Walters , linux-fsdevel@vger.kernel.org, ying.huang@intel.com, feng.tang@intel.com, fengwei.yin@intel.com Content-Type: text/plain; charset="UTF-8" On Tue, 28 May 2024 at 22:52, kernel test robot wrote: > > kernel test robot noticed a -7.4% regression of filebench.sum_operations/s on: > > commit: 681ce8623567 ("vfs: Delete the associated dentry when deleting a file") Well, there we are. I guess I'm reverting this, and we're back to the drawing board for some of the other alternatives to fixing Yafang's issue. Al, did you decide on what approach you'd prefer? Linus