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[67.164.59.41]) by smtp.gmail.com with ESMTPSA id d2e1a72fcca58-7722a26a0b3sm17592340b3a.10.2025.09.03.12.07.27 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Wed, 03 Sep 2025 12:07:28 -0700 (PDT) Date: Wed, 3 Sep 2025 12:07:25 -0700 From: "Vishal Moola (Oracle)" To: Yueyang Pan Cc: Suren Baghdasaryan , Andrew Morton , Vlastimil Babka , Michal Hocko , Brendan Jackman , Johannes Weiner , Zi Yan , Shakeel Butt , Usama Arif , linux-mm@kvack.org, kernel-team@meta.com, linux-kernel@vger.kernel.org Subject: Re: [PATCH v3 1/2] mm/show_mem: Dump the status of the mem alloc profiling before printing Message-ID: References: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: X-Rspamd-Server: rspam02 X-Rspamd-Queue-Id: 67B811A0009 X-Stat-Signature: 38ft7qer3bor3zwncjg73fgesuypdnsg X-Rspam-User: X-HE-Tag: 1756926450-470236 X-HE-Meta: U2FsdGVkX1+K9yI3boztibK9YhNr+YRBfTDrbjvmeECPl49Qx56UVH6rcjg2chFfegUudClWXYUsEUMbMiaObbClrvDwToXsK6ElXpALjoXdXwB5NSmLmUA9RdVMiJILTARnoQ9VdM8TvSxkAlixicU09JyFb9Rtmtk2gXv6NUKlupbBdRyhkwi2L2tDFTKUer0rv6fABCj9BADh4FbxkeBe6A1tOCVtkenbuzqapkeljbgdG72aqUNDjdushmN9NbBTOI8Pkm2Yh6iwPsIEfyiwX9SXCKib1cIBKFVctDORWmDGzlLGsp+L9b5i5diHOQP1UJRZ313JmRSTIuUJ5B2aV0VSlcBHe2W04z/3eZOImGh+Zcmv1aX0olGT4+R127Ea49NPdv1Red+NZ+GBfOYNjne9CL+pAHdSAONSg7KpnMpaFWcTFTum0duC6R8eUCmOlN+YdXfD9psl/9AXiCBXQ5wc8pwI42V3V0lecPb00xlNquq2OccJ6RrayoVrP26hy+7dVCRV59WRB31F4dpVe67I2Kl/oB3/cHV6xRc4bRuRP5lEDeEEcenRgdlqa3aiFBOt5rFzq/1jNxRYYm+KhQfJIe4PZxSQYImNb2Zv15IplbcKJ18QTJsUqjfE/EaAG9UCHZX+vXeKW5dPjJ6F7UZGlOcX7Z8Xf/Uz+pxk0BA4yZmtSZvooaY14HsV95PUjD/lCI0YdtcUMClfYrEEzlqIDlpcVzr+wl+IoS+6YYbwNLW4CjSz2GwBrm2N1uQUm0VQHymmRB3z7Zs4DO2rmXSnpLqgrG8g9vSL40wWSYNGrevEJSHDpnW6PSu9XdG0xL8zi2Qyo9OyNkdgroTpWQqKy/fDmjIs6R1A/HRLjQcns9i+FBZnjAhzEljkagev0K4xlc8TZpMH9LrKmzks9oHzFqeQrYuuzT2cLNUcTlSA/hEZNyXKIAy67KY85ekiVw0icachmCsJUP5 IjuZ1YkO xkWHzRSx2byFdurtT8eTNlH+9ED0ZR+gR1G+i4s+YVZl0RHlq5/69H1JGLk5sQ4bL3cRm6T0Y07dZWEIbOCMLWnplqK9OPLK+ADyFEejjZDd/Fe0FsQxF53YFM7mQaCwsQnmk X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: On Wed, Sep 03, 2025 at 04:16:13AM -0700, Yueyang Pan wrote: > This patch prints the status of the memory allocation profiling > before __show_mem actually prints the detailed allocation info. > This way will let us know the `0B` we saw in allocation info is > because the profiling is disabled or the allocation is actually > 0B. > > Signed-off-by: Yueyang Pan Reviewed-by: Vishal Moola (Oracle)