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Mon, 13 Oct 2025 10:42:24 -0700 (PDT) Received: from localhost.localdomain ([2001:9b1:d5a0:a500::24b]) by smtp.gmail.com with ESMTPSA id 2adb3069b0e04-59088584812sm4313857e87.122.2025.10.13.10.42.23 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 13 Oct 2025 10:42:23 -0700 (PDT) From: "Uladzislau Rezki (Sony)" To: linux-mm@kvack.org, Andrew Morton Cc: Michal Hocko , Baoquan He , LKML , Uladzislau Rezki Subject: [PATCH] vmalloc: Update __vmalloc_node_noprof() documentation Date: Mon, 13 Oct 2025 19:42:22 +0200 Message-ID: <20251013174222.90123-1-urezki@gmail.com> X-Mailer: git-send-email 2.47.3 MIME-Version: 1.0 Content-Transfer-Encoding: 8bit X-Rspam-User: X-Rspamd-Queue-Id: A4DC912000A X-Rspamd-Server: rspam03 X-Stat-Signature: eu8aec53x6fn691e4xmuuwsf1fubtm7j X-HE-Tag: 1760377346-820133 X-HE-Meta: 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 gXsivl1P 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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: The kernel-doc for the __vmalloc_node_noprof() incorrectly states that __GFP_NOFAIL reclaim modifier is not supported. In fact it has been supported since commit 9376130c390a ("mm/vmalloc: add support for __GFP_NOFAIL"). To avoid duplication and future drift, point this helper's doc to __vmalloc_node_range_noprof() for details and the full description. Signed-off-by: Uladzislau Rezki (Sony) --- mm/vmalloc.c | 7 ++----- 1 file changed, 2 insertions(+), 5 deletions(-) diff --git a/mm/vmalloc.c b/mm/vmalloc.c index 9a63c91c6150..c31fa69cc530 100644 --- a/mm/vmalloc.c +++ b/mm/vmalloc.c @@ -4027,11 +4027,8 @@ void *__vmalloc_node_range_noprof(unsigned long size, unsigned long align, * Allocate enough pages to cover @size from the page level allocator with * @gfp_mask flags. Map them into contiguous kernel virtual space. * - * Reclaim modifiers in @gfp_mask - __GFP_NORETRY, __GFP_RETRY_MAYFAIL - * and __GFP_NOFAIL are not supported - * - * Any use of gfp flags outside of GFP_KERNEL should be consulted - * with mm people. + * Semantics of @gfp_mask(including reclaim/retry modifiers such as + * __GFP_NOFAIL) are the same as in __vmalloc_node_range_noprof(). * * Return: pointer to the allocated memory or %NULL on error */ -- 2.47.3