The patch below does not apply to the 5.19-stable tree. If someone wants it applied there, or to any other stable or longterm tree, then please email the backport, including the original git commit id to stable@vger.kernel.org.
thanks,
greg k-h
------------------ original commit in Linus's tree ------------------
From b3e048720dee5641c522015d3f0ff0f0dc9cdc37 Mon Sep 17 00:00:00 2001 From: Konstantin Komarov almaz.alexandrovich@paragon-software.com Date: Fri, 13 May 2022 19:21:54 +0300 Subject: [PATCH] fs/ntfs3: Make ntfs_fallocate return -ENOSPC instead of -EFBIG
In some cases we need to return ENOSPC Fixes xfstest generic/213 Fixes: 114346978cf6 ("fs/ntfs3: Check new size for limits")
Signed-off-by: Konstantin Komarov almaz.alexandrovich@paragon-software.com
diff --git a/fs/ntfs3/file.c b/fs/ntfs3/file.c index cf16bde810cc..b5f8837f4145 100644 --- a/fs/ntfs3/file.c +++ b/fs/ntfs3/file.c @@ -671,6 +671,19 @@ static long ntfs_fallocate(struct file *file, int mode, loff_t vbo, loff_t len) ni_unlock(ni); } else { /* Check new size. */ + + /* generic/213: expected -ENOSPC instead of -EFBIG. */ + if (!is_supported_holes) { + loff_t to_alloc = new_size - inode_get_bytes(inode); + + if (to_alloc > 0 && + (to_alloc >> sbi->cluster_bits) > + wnd_zeroes(&sbi->used.bitmap)) { + err = -ENOSPC; + goto out; + } + } + err = inode_newsize_ok(inode, new_size); if (err) goto out;