From 489b7e72a63cbda11b3a2cd6c895b22917d53065 Mon Sep 17 00:00:00 2001 From: Bean Huo Date: Mon, 26 Jun 2023 07:55:17 +0200 Subject: [PATCH] fs/buffer: clean up block_commit_write MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Originally inode is used to get blksize, after commit 45bce8f3e343 ("fs/buffer.c: make block-size be per-page and protected by the page lock"), __block_commit_write no longer uses this parameter inode. [akpm@linux-foundation.org: remove now-unused local `inode'] Link: https://lkml.kernel.org/r/20230626055518.842392-2-beanhuo@iokpp.de Signed-off-by: Bean Huo Reviewed-by: Christoph Hellwig Reviewed-by: Matthew Wilcox (Oracle) Reviewed-by: Jan Kara Cc: Al Viro Cc: Andreas Dilger Cc: Christian Brauner Cc: Joel Becker Cc: Joseph Qi Cc: Luís Henriques Cc: Mark Fasheh Cc: Theodore Ts'o Signed-off-by: Andrew Morton --- fs/buffer.c | 11 ++++------- 1 file changed, 4 insertions(+), 7 deletions(-) diff --git a/fs/buffer.c b/fs/buffer.c index bd091329026c..a23af7826d1c 100644 --- a/fs/buffer.c +++ b/fs/buffer.c @@ -2180,8 +2180,7 @@ int __block_write_begin(struct page *page, loff_t pos, unsigned len, } EXPORT_SYMBOL(__block_write_begin); -static int __block_commit_write(struct inode *inode, struct folio *folio, - size_t from, size_t to) +static int __block_commit_write(struct folio *folio, size_t from, size_t to) { size_t block_start, block_end; bool partial = false; @@ -2253,7 +2252,6 @@ int block_write_end(struct file *file, struct address_space *mapping, struct page *page, void *fsdata) { struct folio *folio = page_folio(page); - struct inode *inode = mapping->host; size_t start = pos - folio_pos(folio); if (unlikely(copied < len)) { @@ -2277,7 +2275,7 @@ int block_write_end(struct file *file, struct address_space *mapping, flush_dcache_folio(folio); /* This could be a short (even 0-length) commit */ - __block_commit_write(inode, folio, start, start + copied); + __block_commit_write(folio, start, start + copied); return copied; } @@ -2601,8 +2599,7 @@ EXPORT_SYMBOL(cont_write_begin); int block_commit_write(struct page *page, unsigned from, unsigned to) { struct folio *folio = page_folio(page); - struct inode *inode = folio->mapping->host; - __block_commit_write(inode, folio, from, to); + __block_commit_write(folio, from, to); return 0; } EXPORT_SYMBOL(block_commit_write); @@ -2650,7 +2647,7 @@ int block_page_mkwrite(struct vm_area_struct *vma, struct vm_fault *vmf, ret = __block_write_begin_int(folio, 0, end, get_block, NULL); if (!ret) - ret = __block_commit_write(inode, folio, 0, end); + ret = __block_commit_write(folio, 0, end); if (unlikely(ret < 0)) goto out_unlock;