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[209.85.218.53]) by smtp.gmail.com with ESMTPSA id 4fb4d7f45d1cf-5cb66a6a734sm1156278a12.58.2024.10.20.12.10.15 for (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Sun, 20 Oct 2024 12:10:15 -0700 (PDT) Received: by mail-ej1-f53.google.com with SMTP id a640c23a62f3a-a9a6acac4c3so373191666b.0 for ; Sun, 20 Oct 2024 12:10:15 -0700 (PDT) X-Forwarded-Encrypted: i=1; AJvYcCXN74zioGyAlNqLqLkOibVKJI12XdeBbmaMt/fAfx1GZpXViLTNxiS5ERUO24h/ijSsAA4CnoIYEA==@kvack.org X-Received: by 2002:a17:906:c150:b0:a99:e600:7e06 with SMTP id a640c23a62f3a-a9a69c92034mr801740166b.51.1729451414686; Sun, 20 Oct 2024 12:10:14 -0700 (PDT) MIME-Version: 1.0 References: <20241019210037.146825-1-kent.overstreet@linux.dev> <90bc0794-4cab-415f-a442-4af85a32eed8@lucifer.local> In-Reply-To: From: Linus Torvalds Date: Sun, 20 Oct 2024 12:09:58 -0700 X-Gmail-Original-Message-ID: Message-ID: Subject: Re: [PATCH] mm: Drop INT_MAX limit from kvmalloc() To: Kent Overstreet Cc: Lorenzo Stoakes , linux-bcachefs@vger.kernel.org, linux-mm@kvack.org, Vlastimil Babka , Andrew Morton , Uladzislau Rezki , Christoph Hellwig Content-Type: text/plain; charset="UTF-8" X-Rspam-User: X-Stat-Signature: xpwurt7pspeauiswyypwwe5a6m1c8g61 X-Rspamd-Queue-Id: 09BBFC0019 X-Rspamd-Server: rspam02 X-HE-Tag: 1729451411-740000 X-HE-Meta: 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 iT4u4yOT 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 X-Bogosity: Ham, tests=bogofilter, spamicity=0.000533, 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 Sun, 20 Oct 2024 at 12:09, Linus Torvalds wrote: > > How about you limit the amount of memory you use in the first place instead? .. and to clarify: we're not making other parts of the kernel less robust because *you* are doing something stupid and odd. Linus