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From: Ye Liu In-Reply-To: <86ce288c-f82f-4d73-ba51-4d4f4a6ef1e6@kernel.org> Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit X-Migadu-Flow: FLOW_OUT X-Rspamd-Server: rspam06 X-Rspamd-Queue-Id: C22A480003 X-Stat-Signature: 4wr93yyf47do7kj6d633wdf3qqi4ddgz X-Rspam-User: X-HE-Tag: 1784515169-48752 X-HE-Meta: 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 hSRKX44S dDvbu2czml2ivCwiOu6KLymTKmFIk5atTZAhIKVvKy5jvxmUnLZl53wxjB6W1fZmX0lf4DfK3dLA3MzvnuIANYiLeOlBz6guo3CxnfHNg7k4M2y4TrGfKis4Zlx+3616zfPVe9DmwC8iPhXO99nsHyRxPWUPVnGHnDDiSxCodeFS8Hk8/SlAfSpmiImrr+TJDvoR1ADUeDFqVXh1QutUEYRve8IRq9KPD6ln2vvPJp9ViKeI2mkNBC7fFNCrw62NE27fwxuNrUMSIp+3yJs+RhmZJnRhx15H/g4zTuzzWcfg/Oy2anxIJx1hYmWq1VdinMtURhYn2CJUSELuLqVpuIamytYz689coSBb6vVE5WVwY0hk= Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: 在 2026/7/14 22:44, David Hildenbrand (Arm) 写道: > On 7/14/26 15:49, Vlastimil Babka (SUSE) wrote: >> On 7/14/26 15:22, David Hildenbrand (Arm) wrote: >>> On 7/14/26 15:09, Vlastimil Babka (SUSE) wrote: >>>> >>>> It's not used ever as a reason that would be actually passed to migration. >>> >>> Right, it's a placeholder for "there is no migrate reason because it is unset" >>> >>>> So I think the name is more descriptive this way. >>> >>> Not sure I agree. The usual translation of -1 -> unset is NONE or UNSET. >> >> (note it's no longer -1 after the patch.) >> >>> At least I was confused by "NEVER". >> >> I won't bikeshed this, so whatever. > > Just to be clear: if everybody here agrees that MR_NEVER is the right thing to > use, fine with me. > > I just stumbled over it and it caught my attention. > >> >> Just to avoid another extra respin, please also say how the following line >> should change, as if we only rename MR_NEVER to MR_NONE, it will be: >> >> + EMe(MR_NONE, "never_migrated") > > I would probably just have use "not set". > > And if "last_migrate_reason == MR_NONE" that would imply "never". > > Ye Liu, feel free to keep it as is if you agree that using NEVER is better here. > > Let's keep things as they are. -- Thanks, Ye Liu