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fs: convert block_commit_write to return void
block_commit_write() always returns 0, this patch changes it to return void. Link: https://lkml.kernel.org/r/20230626055518.842392-3-beanhuo@iokpp.de Signed-off-by: Bean Huo <beanhuo@micron.com> Reviewed-by: Jan Kara <jack@suse.cz> Acked-by: Theodore Ts'o <tytso@mit.edu> Reviewed-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Matthew Wilcox (Oracle) <willy@infradead.org> Cc: Al Viro <viro@zeniv.linux.org.uk> Cc: Andreas Dilger <adilger.kernel@dilger.ca> Cc: Christian Brauner <brauner@kernel.org> Cc: Joel Becker <jlbec@evilplan.org> Cc: Joseph Qi <joseph.qi@linux.alibaba.com> Cc: Luís Henriques <ocfs2-devel@oss.oracle.com> Cc: Mark Fasheh <mark@fasheh.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
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parent
489b7e72a6
commit
a524fcfe19
5 changed files with 13 additions and 23 deletions
14
fs/buffer.c
14
fs/buffer.c
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@ -2180,7 +2180,7 @@ int __block_write_begin(struct page *page, loff_t pos, unsigned len,
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}
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EXPORT_SYMBOL(__block_write_begin);
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static int __block_commit_write(struct folio *folio, size_t from, size_t to)
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static void __block_commit_write(struct folio *folio, size_t from, size_t to)
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{
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size_t block_start, block_end;
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bool partial = false;
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@ -2215,7 +2215,6 @@ static int __block_commit_write(struct folio *folio, size_t from, size_t to)
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*/
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if (!partial)
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folio_mark_uptodate(folio);
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return 0;
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}
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/*
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@ -2596,11 +2595,10 @@ int cont_write_begin(struct file *file, struct address_space *mapping,
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}
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EXPORT_SYMBOL(cont_write_begin);
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int block_commit_write(struct page *page, unsigned from, unsigned to)
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void block_commit_write(struct page *page, unsigned from, unsigned to)
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{
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struct folio *folio = page_folio(page);
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__block_commit_write(folio, from, to);
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return 0;
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}
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EXPORT_SYMBOL(block_commit_write);
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@ -2646,11 +2644,11 @@ int block_page_mkwrite(struct vm_area_struct *vma, struct vm_fault *vmf,
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end = size - folio_pos(folio);
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ret = __block_write_begin_int(folio, 0, end, get_block, NULL);
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if (!ret)
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ret = __block_commit_write(folio, 0, end);
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if (unlikely(ret < 0))
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if (unlikely(ret))
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goto out_unlock;
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__block_commit_write(folio, 0, end);
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folio_mark_dirty(folio);
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folio_wait_stable(folio);
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return 0;
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@ -392,14 +392,11 @@ move_extent_per_page(struct file *o_filp, struct inode *donor_inode,
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for (i = 0; i < block_len_in_page; i++) {
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*err = ext4_get_block(orig_inode, orig_blk_offset + i, bh, 0);
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if (*err < 0)
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break;
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goto repair_branches;
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bh = bh->b_this_page;
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}
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if (!*err)
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*err = block_commit_write(&folio[0]->page, from, from + replaced_size);
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if (unlikely(*err < 0))
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goto repair_branches;
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block_commit_write(&folio[0]->page, from, from + replaced_size);
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/* Even in case of data=writeback it is reasonable to pin
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* inode to transaction, to prevent unexpected data loss */
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@ -808,12 +808,7 @@ static int ocfs2_write_zero_page(struct inode *inode, u64 abs_from,
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/* must not update i_size! */
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ret = block_commit_write(page, block_start + 1,
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block_start + 1);
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if (ret < 0)
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mlog_errno(ret);
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else
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ret = 0;
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block_commit_write(page, block_start + 1, block_start + 1);
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}
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/*
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@ -63,13 +63,13 @@ static vm_fault_t udf_page_mkwrite(struct vm_fault *vmf)
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else
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end = PAGE_SIZE;
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err = __block_write_begin(page, 0, end, udf_get_block);
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if (!err)
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err = block_commit_write(page, 0, end);
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if (err < 0) {
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if (err) {
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unlock_page(page);
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ret = block_page_mkwrite_return(err);
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goto out_unlock;
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}
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block_commit_write(page, 0, end);
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out_dirty:
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set_page_dirty(page);
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wait_for_stable_page(page);
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@ -288,7 +288,7 @@ int cont_write_begin(struct file *, struct address_space *, loff_t,
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unsigned, struct page **, void **,
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get_block_t *, loff_t *);
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int generic_cont_expand_simple(struct inode *inode, loff_t size);
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int block_commit_write(struct page *page, unsigned from, unsigned to);
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void block_commit_write(struct page *page, unsigned int from, unsigned int to);
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int block_page_mkwrite(struct vm_area_struct *vma, struct vm_fault *vmf,
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get_block_t get_block);
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/* Convert errno to return value from ->page_mkwrite() call */
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