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Howlett" , Vlastimil Babka , Suren Baghdasaryan , Michal Hocko , Sebastian Andrzej Siewior , Clark Williams , Steven Rostedt , linux-mm@kvack.org, linux-kernel@vger.kernel.org, linux-rt-devel@lists.linux.dev Subject: Re: [PATCH v2] mm: clarify GFP_ATOMIC/GFP_NOWAIT doc-comment Message-ID: References: <20251219-b4-gfp_atomic-comment-v2-1-4c4ce274c2b6@google.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20251219-b4-gfp_atomic-comment-v2-1-4c4ce274c2b6@google.com> X-Rspamd-Queue-Id: A762D40002 X-Rspamd-Server: rspam03 X-Stat-Signature: cof7k3wqyufio8q86dcpra87ipmgspyu X-Rspam-User: X-HE-Tag: 1766215441-187661 X-HE-Meta: U2FsdGVkX18oEU4vD3M5LDxMda1jnG9jq0grR8sHantjg5tpyhUgXT72DrDwPI5tnVRXfU4Czt0yzDYDks/MX1eEuhNW7Ml1XoQ95jxANKoWq63hk/1w0bKl8JS2wAVW1yFgR+fOBxOYS5n3PUR2JD20Gm5sjl9fYJaaHmp5md6zUJmxpgxkyvTynEvgs2BOO9aAAZBV9dw7iGGOTvgWc6Z4VRW59/xxrieSD5WF8I/VD/7w2e575C6hqbuKMJi7vUzvRX1lBoYJVqR7Nfe13zEv4IDtOSntuK0tj9cGUwh4qSj4VYyUa4pY4t6vXHW/05OcCRVMnZU3y8omVMD5Fwc3RkXQ4syCq7J8OoRcbdk6E1XxzN1+fFEFMdYUzNEDf3r8nNA/OOPngDw91Co8eM6gvmugNixUTkvaJrHATP+SMlAklKXUz8PkDORBH3GLr49lHQPbJku1NjfpfsuVV0Q65Vr+K54ScG1Q7q9M+rjD5fJ7wj8BdNqWDVHZiAIObeHLqLDIOnkuiT4Em0pnzkOqwwo06j5ecOn9uTmXiRdA8Tig47nzk6egmbQ4yKrarsmGZQsvkCMYv4w1xRgBp2XHw1Lf8lDC4Shva9DteZvs+wHEn0IUbmAVN0VgaaP3yBXuqudgs3HV3z/UnUJibWxtoCfPJ2CSfTlFCPKfvD/T3Ein4QfLC0xQYOkOiDLRQ5LtQlhDoQO2sCpNQ7ots0aFR3z+sOd9dfZXjfOyY7g52eO7V58ZlUk3wzRKVeA+lN/9tDhIG9NDDdjhtdk1p0rwRIuIcmqlhulWdXTo+HRMCoxS/6jTKoDmKpYt0rU2w7rGXcmbAkLQp11lLOCqYt6qgKLK5pOFKis6mK0oMTD2fJ5ZSv0zaJJb93xS14Ia2hIFFgg0UZJcBP+UqQAIk14yqtSmh6yhA6htpKMKlya93tYWkp+csJ1S9ANMNqolRs8w9nbA6wTQ6lBgVMQ Uy8Z6n0Z xLd/bMfq5+ApW+EZkMFN515bBlTD52Zu2AdhikkKMabjtlmcyEazXchOkm9GpbwpmLWACmPQygEdDEwf/ThJbL9+csDPsVpiEpaVOYKFC80xSCbD8OgC0W9D5ek6OzPdi+MdGjFROHyznzUIOkc5JS/VyAG/SGePYqX4WpCr9RbalqOnLiEfMiyyFOs2hMntvYUT44pbmDARPBI9DWHn20/5nRVUZIlrdIvDLRM9q1H/4jsqAebgn2t3aaoLJTWFowOc57uyl+kqN7KTTbG1D4EwF+5fFrxvuit1APBbsICFoA7z9XreDFbMLuvRUAmjDcH9V8HbI3JKDYXj7sWziN71hWjUTJxPp63cR 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 Fri, Dec 19, 2025 at 11:32:18AM +0000, Brendan Jackman wrote: > The current description of contexts where it's invalid to make > GFP_ATOMIC and GFP_NOWAIT calls is rather vague. > > Replace this with a direct description of the actual contexts of concern > and refer to the RT docs where this is explained more discursively. > > While rejigging this prose, also move the documentation of GFP_NOWAIT to > the GFP_NOWAIT section. > > Link: https://lore.kernel.org/all/d912480a-5229-4efe-9336-b31acded30f5@suse.cz/ > Acked-by: Vlastimil Babka > Acked-by: David Hildenbrand (Red Hat) > Signed-off-by: Brendan Jackman Acked-by: Mike Rapoport (Microsoft) > --- > Changes in v2: > - Specified section in docs reference > - Link to v1: https://lore.kernel.org/all/DF0J58HOVLL4.2E16Q87D2UXRW@google.com/ > --- > include/linux/gfp_types.h | 7 +++++-- > 1 file changed, 5 insertions(+), 2 deletions(-) -- Sincerely yours, Mike.