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hostfs: Handle page write errors correctly 

If a page can't be written back, we need to call mapping_set_error(),
not clear the page's Uptodate flag.  Also remove the clearing of PageError
on success; that flag is used for read errors, not write errors.

Signed-off-by: Matthew Wilcox (Oracle) <willy@infradead.org>
This commit is contained in:
Matthew Wilcox (Oracle) 2022-05-27 11:20:56 -04:00
parent 31e748e4b1
commit e775dfb33d
1 changed files with 3 additions and 3 deletions
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6
fs/hostfs/hostfs_kern.c
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@ -416,15 +416,15 @@ static int hostfs_writepage(struct page *page, struct writeback_control *wbc)
err = write_file(HOSTFS_I(inode)->fd, &base, buffer, count);
if (err != count) {
ClearPageUptodate(page);
if (err >= 0)
err = -EIO;
mapping_set_error(mapping, err);
goto out;
}
if (base > inode->i_size)
inode->i_size = base;
if (PageError(page))
ClearPageError(page);
err = 0;
out: