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[84.247.152.64]) by smtp.gmail.com with ESMTPSA id 98e67ed59e1d1-3ae406519fesm4273776a91.12.2026.10.27.09.03.32 (version=TLS1_3 cipher=TLS_CHACHA20_POLY1305_SHA256 bits=256/256); Tue, 27 Oct 2026 09:03:39 -0700 (PDT) From: Lian Wang To: linux-mm@kvack.org Cc: linux-kernel@vger.kernel.org, akpm@linux-foundation.org, chrisl@kernel.org, nphamcs@gmail.com, baoquan.he@linux.dev, baohua@kernel.org, youngjun.park@lge.com, shikemeng@huaweicloud.com, kasong@tencent.com, linjh22s@gmail.com, kunwu.chan@linux.dev, kees@kernel.org, gustavoars@kernel.org, tglx@kernel.org, linux-hardening@vger.kernel.org Subject: [RFC PATCH v3 01/18] mm/swap: remove unused parameter for reading swap header Date: Wed, 28 Oct 2026 00:03:17 +0800 Message-ID: <50b9084b4845d8a93bba7cecd1d65e13808e012f.1793106426.git.lianux.mm@gmail.com> In-Reply-To: References: X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Post: List-Help: List-Subscribe: List-Unsubscribe: List-Owner: Precedence: list MIME-Version: 1.0 Content-Transfer-Encoding: 8bit From: Kairui Song No feature change, just a minor cleanup. Signed-off-by: Kairui Song Signed-off-by: Lian Wang --- mm/swapfile.c | 7 +++---- 1 file changed, 3 insertions(+), 4 deletions(-) diff --git a/mm/swapfile.c b/mm/swapfile.c index c3288910b3e3..7acb33cd8b71 100644 --- a/mm/swapfile.c +++ b/mm/swapfile.c @@ -3568,9 +3568,8 @@ __weak unsigned long arch_max_swapfile_size(void) return generic_max_swapfile_size(); } -static unsigned long read_swap_header(struct swap_info_struct *si, - union swap_header *swap_header, - struct inode *inode) +static unsigned long read_swap_header(union swap_header *swap_header, + struct inode *inode) { int i; unsigned long maxpages; @@ -3801,7 +3800,7 @@ SYSCALL_DEFINE2(swapon, const char __user *, specialfile, int, swap_flags) } swap_header = kmap_local_folio(folio, 0); - maxpages = read_swap_header(si, swap_header, inode); + maxpages = read_swap_header(swap_header, inode); if (unlikely(!maxpages)) { error = -EINVAL; goto bad_swap_unlock_inode;