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AJvYcCVNyJbPxb0HfRewowx/rufJ+sh1bHtv6AWuqHzem0c7JdLd7ochhrrsM4wsHyk1j621ebgngSZB+Q==@kvack.org X-Gm-Message-State: AOJu0YzQqgKq5+WrwqbdV2l1Kacb1fJep6hE6L4pTlC/L5FJtmfS8P/d Gcq7kfVo5zEMpcU78iZ8tqzYZUTzDuHpftlhkEG45ACjZ1x6455KqDsMrq1ytD8= X-Gm-Gg: ASbGncunbMIh+zFdaxZX+Ns0sobjjFcOm62m+CUChU7UXn/XhbyRn4weazFyEyB2YJd Fq4sl+SWXX0aaFo0D5kPIr7eI8YMASH1fHclGK/Wey/h8TKQPOKa6kEahI38ONywYi5ya57zt7h t7w7A8Y2a2GS0NYzMDwfdGUN+CjTvxhY2ehVVBZX1jv7FhS2cXCrRGCRwwoVpyY40sNG/qVg1PF pWFVcnZi2WTlxSEIfRWF8M3kgIyZ9PHtBuOWhLMP2huq29Xbkm3 X-Google-Smtp-Source: AGHT+IGYXaH6gW0H4DnJ9sYH8avclTqtNpIW4Ov9pR/4ZeyaZ0uX5YVu7ZLP35uMyaDy9lriE0bidw== X-Received: by 2002:a05:6e02:1a2d:b0:3a7:8720:9deb with SMTP id e9e14a558f8ab-3aff5b520damr412565ab.11.1734032209886; Thu, 12 Dec 2024 11:36:49 -0800 (PST) Received: from [192.168.1.116] ([96.43.243.2]) by smtp.gmail.com with ESMTPSA id 8926c6da1cb9f-4e2be15f178sm2311129173.142.2024.12.12.11.36.48 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Thu, 12 Dec 2024 11:36:49 -0800 (PST) Message-ID: <64b0c304-221d-4d8e-9bc7-dfeaa49872f7@kernel.dk> Date: Thu, 12 Dec 2024 12:36:48 -0700 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCHSET v6 0/12] Uncached buffered IO To: Matthew Wilcox Cc: "Christoph Lameter (Ampere)" , Christoph Hellwig , "Darrick J. Wong" , linux-mm@kvack.org, linux-fsdevel@vger.kernel.org, hannes@cmpxchg.org, clm@meta.com, linux-kernel@vger.kernel.org, kirill@shutemov.name, bfoster@redhat.com References: <20241203153232.92224-2-axboe@kernel.dk> <668f271f-dc44-49e1-b8dc-08e65e1fec23@kernel.dk> <36599cce-42ba-ddfb-656f-162548fdb300@gentwo.org> <20241204055241.GA7820@frogsfrogsfrogs> <04e11417-cf68-4014-a7f7-e51392352e9d@kernel.dk> <2f79ff03-48ee-54bf-b928-e9519b3edfc7@gentwo.org> <383d3adc-e939-44b2-9110-4db9b4477401@kernel.dk> Content-Language: en-US From: Jens Axboe In-Reply-To: Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-Rspamd-Queue-Id: 9AEE4180016 X-Stat-Signature: 9h5wjs317t7b9fo4ywemd6iw73yiwzq9 X-Rspam-User: X-Rspamd-Server: rspam09 X-HE-Tag: 1734032207-971121 X-HE-Meta: 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 RoZdXQ3a RDdl7q42t77KgUWkPDkZ9DXenbNBBHBlCZb+0RHnr4VlKiD85H6BGrCII23lftNXGZzI9tmbNhen7ggtThGmJjmZtJGcmzJh0NAvxdY2lOgaFiu5B8+1SZuDP68aIXJzSEnW9+C8nPEK9OWud+LgbN8znJeFp2j6IKlRyfsWdj8HQqS2yhTA2GxK7MY12gzxyw/rMUlGdJlXD7mRsWgY7tefzo6Du9fqgYAqzInriiTr4k6gmVgaqiiVUWGtSeXS04tZlUzkyo3FAKQIQpT2lusrh+DoFzuGWi+G7HP2nNPZNHRexRtsEsph1cmucucuMbx8O3nv/1X0U8WNsVI4K4HP9u3lgV2sfqSRShPRyoHNiYBwxqliG/u4+sUhrzdlLJNTr X-Bogosity: Ham, tests=bogofilter, spamicity=0.360018, 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 12/12/24 12:35 PM, Matthew Wilcox wrote: > On Thu, Dec 12, 2024 at 12:14:23PM -0700, Jens Axboe wrote: >> Like I mentioned earlier, the fact that it's cached for the duration of >> the operation is more of an implementation detail that developers need >> not worry about. What's important is that it's not cached AFTER. I still >> feel UNCACHED is the best description, but I'll change it to DONTCACHE >> for the next version just to avoid the overlap with other in-kernel >> uses. > > Regardless of the user API name, I like PG_streaming for the folio > flag name. Sure, I can make that change. -- Jens Axboe