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Wed, 26 Feb 2025 17:28:55 +0800 (CST) From: Kemeng Shi To: akpm@linux-foundation.org, kasong@tencent.com Cc: linux-mm@kvack.org, linux-kernel@vger.kernel.org Subject: [PATCH] mm: swap: fix build warning when CONFIG_SWAP is not set Date: Thu, 27 Feb 2025 02:25:11 +0800 Message-Id: <20250226182511.592796-1-shikemeng@huaweicloud.com> X-Mailer: git-send-email 2.30.0 MIME-Version: 1.0 X-CM-TRANSID: Syh0CgCXU2bV3r5naYetEw--.50393S2 X-Coremail-Antispam: 1UD129KBjvdXoW7XFW5JF48Xr1xGF4rArW3GFg_yoW3Grc_u3 s3JayrWr4kGF1xuwn2kas2qFyaga4xWr1DuFn5GF12vF15Aan5twn2gryfXry7W3Z7CrW8 J3W8ur4fZrnFkjkaLaAFLSUrUUUUjb8apTn2vfkv8UJUUUU8Yxn0WfASr-VFAUDa7-sFnT 9fnUUIcSsGvfJTRUUUb7xYFVCjjxCrM7AC8VAFwI0_Jr0_Gr1l1xkIjI8I6I8E6xAIw20E Y4v20xvaj40_Wr0E3s1l1IIY67AEw4v_Jr0_Jr4l87I20VAvwVAaII0Ic2I_JFv_Gryl8c AvFVAK0II2c7xJM28CjxkF64kEwVA0rcxSw2x7M28EF7xvwVC0I7IYx2IY67AKxVW7JVWD JwA2z4x0Y4vE2Ix0cI8IcVCY1x0267AKxVW8Jr0_Cr1UM28EF7xvwVC2z280aVAFwI0_Gc CE3s1l84ACjcxK6I8E87Iv6xkF7I0E14v26rxl6s0DM2AIxVAIcxkEcVAq07x20xvEncxI r21l5I8CrVACY4xI64kE6c02F40Ex7xfMcIj6xIIjxv20xvE14v26r1j6r18McIj6I8E87 Iv67AKxVWUJVW8JwAm72CE4IkC6x0Yz7v_Jr0_Gr1lF7xvr2IYc2Ij64vIr41l42xK82IY c2Ij64vIr41l4I8I3I0E4IkC6x0Yz7v_Jr0_Gr1lx2IqxVAqx4xG67AKxVWUJVWUGwC20s 026x8GjcxK67AKxVWUGVWUWwC2zVAF1VAY17CE14v26r126r1DMIIYrxkI7VAKI48JMIIF 0xvE2Ix0cI8IcVAFwI0_Jr0_JF4lIxAIcVC0I7IYx2IY6xkF7I0E14v26r1j6r4UMIIF0x vE42xK8VAvwI8IcIk0rVWUJVWUCwCI42IY6I8E87Iv67AKxVWUJVW8JwCI42IY6I8E87Iv 6xkF7I0E14v26r1j6r4UYxBIdaVFxhVjvjDU0xZFpf9x07j-6pPUUUUU= X-CM-SenderInfo: 5vklyvpphqwq5kxd4v5lfo033gof0z/ X-Rspamd-Queue-Id: C1ECFA0016 X-Rspamd-Server: rspam08 X-Rspam-User: X-Stat-Signature: 85za9eif6wuibrpem9m61jz5zzmahey6 X-HE-Tag: 1740562139-566214 X-HE-Meta: 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 MHuFYVOn qQHKovPnDHI7EbF7J3qqOp3LNYfRfM17oniPQZf/bf8iXo8feTdQvqjFr4oNVgX1KKBesRWToodbm2dNpbrOcBvUnfM6fVh2P5+qzEug3FwTUCr2YkckNrSGR2bQyseBXFE4jTup0doHw/3XjVLnbp+258fAUFr+2ooQ7q+/8m5qagbX+rZ/QxW0zVbP3BYsGmVUFXDr5YQ99VLlj+ESogJDieg== 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: Fix build warning that folio_alloc_swap is defined but not used when CONFIG_SWAP is not set. Fixes: b79768ab943cf ("mm, swap: simplify folio swap allocation") Signed-off-by: Kemeng Shi --- include/linux/swap.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/include/linux/swap.h b/include/linux/swap.h index 3a68da686c4e..d1f5414ea537 100644 --- a/include/linux/swap.h +++ b/include/linux/swap.h @@ -587,7 +587,7 @@ static inline int swp_swapcount(swp_entry_t entry) return 0; } -static int folio_alloc_swap(struct folio *folio, gfp_t gfp_mask) +static inline int folio_alloc_swap(struct folio *folio, gfp_t gfp_mask) { return -EINVAL; }