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Sun, 29 Jun 2025 17:50:01 +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 xCKqIsl8YWiuJgAAD6G6ig (envelope-from ); Sun, 29 Jun 2025 17:50:01 +0000 Date: Sun, 29 Jun 2025 19:49:51 +0200 From: Oscar Salvador To: Oscar Salvador Cc: Gavin Guo , Andrew Morton , David Hildenbrand , Muchun Song , Peter Xu , Linux Memory Management List , LKML Subject: Re: [PATCH v3 1/5] mm,hugetlb: Change mechanism to detect a COW on private mapping Message-ID: References: <20250627102904.107202-1-osalvador@suse.de> <20250627102904.107202-2-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-Flag: NO X-Spam-Score: -2.80 X-Spamd-Result: default: False [-2.80 / 50.00]; BAYES_HAM(-3.00)[100.00%]; SUSPICIOUS_RECIPS(1.50)[]; NEURAL_HAM_LONG(-1.00)[-1.000]; NEURAL_HAM_SHORT(-0.20)[-1.000]; MIME_GOOD(-0.10)[text/plain]; MISSING_XM_UA(0.00)[]; RCPT_COUNT_SEVEN(0.00)[8]; ARC_NA(0.00)[]; FREEMAIL_TO(0.00)[gmail.com]; RCVD_VIA_SMTP_AUTH(0.00)[]; TAGGED_RCPT(0.00)[]; FREEMAIL_ENVRCPT(0.00)[gmail.com]; DKIM_SIGNED(0.00)[suse.de:s=susede2_rsa,suse.de:s=susede2_ed25519]; FUZZY_BLOCKED(0.00)[rspamd.com]; FROM_EQ_ENVFROM(0.00)[]; FROM_HAS_DN(0.00)[]; MIME_TRACE(0.00)[0:+]; RCVD_TLS_ALL(0.00)[]; RCVD_COUNT_TWO(0.00)[2]; TO_MATCH_ENVRCPT_ALL(0.00)[]; TO_DN_ALL(0.00)[]; DBL_BLOCKED_OPENRESOLVER(0.00)[imap1.dmz-prg2.suse.org:helo] X-Spam-Level: On Sun, Jun 29, 2025 at 08:53:52AM +0200, Oscar Salvador wrote: > Thanks Galvin for testing! > I'll have a look when I'm back but I suspect thiz wants to be a trylock and > bailout if we can't take it. Are there any considerations to be taken before kicking in the test? I don't seem to be able to reproduce the issue. Are there important steps to do before running it? thank you! -- Oscar Salvador SUSE Labs