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Howlett" , Suren Baghdasaryan , Michal Hocko , Johannes Weiner , Zi Yan , Axel Rasmussen , Yuanchu Xie , Roman Gushchin Cc: , , , , , , , , , , , , , , , , Content-Type: text/plain; charset="UTF-8" X-Stat-Signature: euudpgp9umwyo7jj5jb6fzmt1akemo9f X-Rspam-User: X-Rspamd-Queue-Id: ABC9240011 X-Rspamd-Server: rspam10 X-HE-Tag: 1759415675-815886 X-HE-Meta: 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 X4/ZpIWP 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 X-Bogosity: Ham, tests=bogofilter, spamicity=0.000000, version=1.2.4 Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: On Wed Oct 1, 2025 at 9:18 PM UTC, Dave Hansen wrote: > On 9/24/25 07:59, Brendan Jackman wrote: >> +#ifdef CONFIG_MITIGATION_ADDRESS_SPACE_ISOLATION >> +#define ___GFP_SENSITIVE BIT(___GFP_SENSITIVE_BIT) >> +#else >> +#define ___GFP_SENSITIVE 0 >> +#endif > > This is clearly one of the inflection points of the series. > > To go any farther with this approach, I think it's critical to get a few > acks on this hunk specifically. Well, maybe not formal acked-by's, but > at least _clear_ agreement from at least one of: > > MEMORY MANAGEMENT - PAGE ALLOCATOR > M: Andrew Morton > M: Vlastimil Babka > > ... or this approach is dead in the water. Yep, I agree. This is where the chicken-and-egg thing I mentioned in [0] comes into play though... [0] https://lore.kernel.org/all/DD7SCRK2OJI9.1EJ9GSEH9FHW2@google.com/