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From: "Brendan Jackman" To: "Gupta, Pankaj" , "Brendan Jackman" , "Borislav Petkov" , "Dave Hansen" , "Peter Zijlstra" , "Andrew Morton" , "David Hildenbrand" , "Vlastimil Babka" , "Wei Xu" , "Johannes Weiner" , "Zi Yan" , "Lorenzo Stoakes" Cc: , , , , "Sumit Garg" , , , "Will Deacon" , , "Kalyazin, Nikita" , , "Itazuri, Takahiro" , "Andy Lutomirski" , "David Kaplan" , "Thomas Gleixner" , "Yosry Ahmed" References: <20260320-page_alloc-unmapped-v2-0-28bf1bd54f41@google.com> <20260320-page_alloc-unmapped-v2-9-28bf1bd54f41@google.com> <646fd09b-0dfe-4646-997f-22e464bca024@amd.com> In-Reply-To: <646fd09b-0dfe-4646-997f-22e464bca024@amd.com> X-Migadu-Flow: FLOW_OUT X-Rspamd-Queue-Id: DA43040007 X-Stat-Signature: ogi6udigcdhztjbwsbr5sghuc5kix7gz X-Rspam-User: X-Rspamd-Server: rspam12 X-HE-Tag: 1781275482-190595 X-HE-Meta: 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 hbJryTaH bTwX1nos5pU37KJ2izz3/SHoP8NxYX4/1wccjWzdpuOYOexqQnfhoju4ekhZ0WbH401SdwqS35jwliInFtNnT08XBjaQ7WVcCSPI2QjNenwSVaRVTvoxYo9a8PXOtkJjwMAHGR1RpxngswYeU8qFjYoTORTn14bqmYpobSlr5UYGJ9o5qpQj0OVcTwLQed0s27fRKAISFaodZltncbSTUC9XXTHY4nCHgXdOZr6XPIWbS3LRWrmS3TNRI/uMCc5N1YS3j79s77c6aD32ibK537edqTIVPKcce/hiPXny37FOBczCeubrjThH16CSIj6AnddvEgGHFKuWjZ0i5EZHxTa3MsyoeXPpd3Pog Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: On Fri Jun 12, 2026 at 1:24 PM UTC, Pankaj Gupta wrote: > >> This function currently returns a signed integer that encodes status >> in-band, as negative numbers, along with a migratetype. >> >> This function is about to be updated to a mode where this in-band >> signaling no longer makes sense. Therefore, switch to a more >> explicit/verbose style that encodes the status and migratetype >> separately. >> >> In the spirit of making things more explicit, also create an enum to >> avoid using magic integer literals with special meanings. This enables >> documenting the values at their definition instead of in one of the >> callers. >> >> Signed-off-by: Brendan Jackman > > Seems independent patch with no functional change. > > Reviewed-by: Pankaj Gupta Thanks Pankaj - also BTW this and some other patches were already split out into a separate series and they are now in mm-unstable: https://lore.kernel.org/all/20260503-x86-init-cleanup-v2-0-bb690bd2477c@goo= gle.com/