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Tue, 15 Apr 2025 08:02:06 +0000 (UTC) Received: from dovecot-director2.suse.de ([2a07:de40:b281:106:10:150:64:167]) by imap1.dmz-prg2.suse.org with ESMTPSA id //2eOX4S/mfNOgAAD6G6ig (envelope-from ); Tue, 15 Apr 2025 08:02:06 +0000 Date: Tue, 15 Apr 2025 10:02:01 +0200 From: Oscar Salvador To: David Hildenbrand Cc: Andrew Morton , Muchun Song , linux-mm@kvack.org, linux-kernel@vger.kernel.org, Vlastimil Babka , Matthew Wilcox Subject: Re: [PATCH] mm, hugetlb: Reset mapping to TAIL_MAPPING before restoring vmemmap Message-ID: References: <20250415054705.370412-1-osalvador@suse.de> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: X-Spam-Level: X-Spamd-Result: default: False [-4.30 / 50.00]; BAYES_HAM(-3.00)[99.99%]; NEURAL_HAM_LONG(-1.00)[-1.000]; NEURAL_HAM_SHORT(-0.20)[-1.000]; MIME_GOOD(-0.10)[text/plain]; ARC_NA(0.00)[]; RCVD_VIA_SMTP_AUTH(0.00)[]; MISSING_XM_UA(0.00)[]; MIME_TRACE(0.00)[0:+]; RCPT_COUNT_SEVEN(0.00)[7]; RCVD_TLS_ALL(0.00)[]; DKIM_SIGNED(0.00)[suse.de:s=susede2_rsa,suse.de:s=susede2_ed25519]; FUZZY_BLOCKED(0.00)[rspamd.com]; FROM_HAS_DN(0.00)[]; TO_DN_SOME(0.00)[]; FROM_EQ_ENVFROM(0.00)[]; TO_MATCH_ENVRCPT_ALL(0.00)[]; RCVD_COUNT_TWO(0.00)[2]; DBL_BLOCKED_OPENRESOLVER(0.00)[imap1.dmz-prg2.suse.org:helo] X-Spam-Score: -4.30 X-Spam-Flag: NO On Tue, Apr 15, 2025 at 09:32:40AM +0200, David Hildenbrand wrote: > Ah, reading about the HVO hackery in the comment above NR_RESET_STRUCT_PAGE, might the following fix it? Yap, I was experimenting in parallel with that after sending the patch and it also fixes the issue, and I think is nicer indeed. I do not want to step on someone else's fet, so do you want me to send the patch or will you? thanks! -- Oscar Salvador SUSE Labs