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fs: correct SuS compliance for open of large file without options

The early LFS work that Linux uses favours EFBIG in various places. SuSv3
specifically uses EOVERFLOW for this as noted by Michael (Bug 7253)

[EOVERFLOW]
    The named file is a regular file and the size of the file cannot be
represented correctly in an object of type off_t. We should therefore
transition to the proper error return code

Signed-off-by: Alan Cox <alan@redhat.com>
Cc: Theodore Tso <tytso@mit.edu>
Cc: Jens Axboe <jens.axboe@oracle.com>
Cc: Arjan van de Ven <arjan@infradead.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Alan Cox 17 년 전
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a9c62a18a2
3개의 변경된 파일3개의 추가작업 그리고 3개의 파일을 삭제
  1. 1 1
      fs/gfs2/ops_file.c
  2. 1 1
      fs/ntfs/file.c
  3. 1 1
      fs/open.c

+ 1 - 1
fs/gfs2/ops_file.c

@@ -406,7 +406,7 @@ static int gfs2_open(struct inode *inode, struct file *file)
 
 		if (!(file->f_flags & O_LARGEFILE) &&
 		    ip->i_di.di_size > MAX_NON_LFS) {
-			error = -EFBIG;
+			error = -EOVERFLOW;
 			goto fail_gunlock;
 		}
 

+ 1 - 1
fs/ntfs/file.c

@@ -61,7 +61,7 @@ static int ntfs_file_open(struct inode *vi, struct file *filp)
 {
 	if (sizeof(unsigned long) < 8) {
 		if (i_size_read(vi) > MAX_LFS_FILESIZE)
-			return -EFBIG;
+			return -EOVERFLOW;
 	}
 	return generic_file_open(vi, filp);
 }

+ 1 - 1
fs/open.c

@@ -1177,7 +1177,7 @@ asmlinkage long sys_vhangup(void)
 int generic_file_open(struct inode * inode, struct file * filp)
 {
 	if (!(filp->f_flags & O_LARGEFILE) && i_size_read(inode) > MAX_NON_LFS)
-		return -EFBIG;
+		return -EOVERFLOW;
 	return 0;
 }