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Howlett" , Vlastimil Babka , Thomas Gleixner , Oscar Salvador , "Rafael J. Wysocki" , shakeel.butt@linux.dev, Johannes Weiner , Ilias Apalodimas , Miaohe Lin , Ard Biesheuvel , Michal Hocko , Naoya Horiguchi , Greg Kroah-Hartman , Mike Rapoport , "H. Peter Anvin" , Lorenzo Stoakes , Dave Hansen , Ingo Molnar , linux-mm@kvack.org, kexec@lists.infradead.org, linux-cxl@vger.kernel.org, linux-efi@vger.kernel.org, linux-kernel@vger.kernel.org, rmikey@meta.com, kernel-team@meta.com, driver-core@lists.linux.dev, riel@surriel.com Subject: Re: [PATCH v5 6/9] mm/memory-failure: efi: answer whether a range is poisoned Message-ID: References: <20260915-hwpoison-kho-v5-0-3bc7a57bd503@debian.org> <20260915-hwpoison-kho-v5-6-3bc7a57bd503@debian.org> <20260915134535.C3FC91F00899@smtp.kernel.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: X-Rspamd-Server: rspam02 X-Rspamd-Queue-Id: F2F471C0009 X-Stat-Signature: j7j9tpgtmfpzunrm4ekcjbpktsg5k9a4 X-Rspam-User: X-HE-Tag: 1789746834-241133 X-HE-Meta: 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 mF3DpdIT hcmQHi0JP6mTY1vpxxmqJB1qlc4wWEpZTIqppWYcu0eU64j3/dJ+PE8C0AGxBLnm7No3k4QkqH+gu3yG6RMwluy1Oh1Bc1DOAjZh8TyDg3/jfyrz4nRtlzzqXlU/T82iH5l0/cMBlp/KS/t8HVD+K1kW4xpoVenYN3X8/6Gb1ERsbJLRCShRj0tatUJTt2KjKkUV/ALPeBFajcT/RICHmmoIIJQMrSPk7ZByQ5d9SUrvFQDNleByau/Um70iIsjApsAaYRzY9yVmNRKxk7qX0gDUj2NZwdJTTNYe8GU2PvGWC0uvPYjxlmI74avz5FNECAddaXtbIbzZahUrZQHRwr5Swg5gCkfqj014jllZXN1mVqiz/Zn2HBf1iwQ== Sender: owner-linux-mm@kvack.org Precedence: bulk X-Loop: owner-majordomo@kvack.org List-ID: List-Subscribe: List-Unsubscribe: On Fri, Sep 18, 2026 at 08:27:40AM -0700, Breno Leitao wrote: > On Wed, Sep 16, 2026 at 08:44:30AM +0200, David Hildenbrand (Arm) wrote: > > On 9/15/26 15:45, sashiko-bot@kernel.org wrote: > > >> The bitmap an earlier kernel filled in gets in this one through EFI, > > >> but nothing reads it back yet. > > >> > > >> Introduce range_contains_poisoned_memory(), which the page allocator > > >> will use to ask about a block before handing it out. > > >> > > >> Signed-off-by: Breno Leitao > > > > > > Sashiko has reviewed this patch and found no issues. It looks great! > > > > > > > David has reviewed this mail and it annoyed him. > > Breno is curious what annoyed David here. Harry assumed David was annoyed by Sashiko replying with every 'LGTM' email :-) -- Cheers, Harry / Hyeonggon