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Tue, 03 Mar 2026 11:37:25 -0800 (PST) Message-ID: <63dc40dd-3a52-4e72-af47-c59d12b4f379@kernel.dk> Date: Tue, 3 Mar 2026 12:37:22 -0700 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [RFC PATCH 0/1] mm: Reduce direct reclaim stalls with RAM-backed swap To: Shakeel Butt , Matt Fleming Cc: Andrew Morton , Minchan Kim , Sergey Senozhatsky , Chris Li , Kairui Song , Kemeng Shi , Nhat Pham , Baoquan He , Barry Song , Vlastimil Babka , Suren Baghdasaryan , Michal Hocko , Brendan Jackman , Johannes Weiner , Zi Yan , linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org, kernel-team@cloudflare.com, Matt Fleming , roman.gushchin@linux.dev References: <20260303115358.1323188-1-matt@readmodwrite.com> From: Jens Axboe Content-Language: en-US In-Reply-To: Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 7bit X-Rspamd-Server: rspam02 X-Rspamd-Queue-Id: F1575160003 X-Stat-Signature: jh8p1totapyg44jz5p6dmk8ujxyghhp7 X-Rspam-User: X-HE-Tag: 1772566646-855186 X-HE-Meta: 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 8ZpNTiyH j+RgU6NcXYaekunK+eOWypsYEaWoUAb84LvBKftwKh40OglYBK3YrprRTSVk9/xC0rb2EpeAPSozYOeAk5VHu0Yg1bOX+ATxaRMuuA3AcxeKrsU2XvKhaz5tmJVDGOdBsVkcQ+f3TUNlqqF/mCuURk6DrjbJWn+YxZnQpwax4fWzs8W3PN400ydUFLlSYJFB1R+tWc66IhdXFtVOLzlnG9MpgxMZWzjj9+WiSdV4waffJHXoMd6uc2AqBoVL9CTzzR5pQXY4rBNs1v5GGc2tmKWTk+WvNTUOMlWcybkNQaPt0lTm4iYvhBImcYmVfWk89/25VFu3d29jf6Zl5B945RSLt+eElkPzur+gImKD8zg0Kj9VMJVOZjOiLU7t1ZSzywexkW+rBd9+Ny8+5FSIyOAPurHf34A0rjX5A Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: On 3/3/26 7:59 AM, Shakeel Butt wrote: > Hi Matt, > > Thanks for the report and one request I have is to avoid cover letter > for a single patch to avoid partitioning the discussion. No - cover letters are ALWAYS fine. -- Jens Axboe