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author	Al Viro <viro@zeniv.linux.org.uk>
	Thu, 9 Apr 2015 16:55:47 +0000 (12:55 -0400)
committer	Al Viro <viro@zeniv.linux.org.uk>
	Sun, 12 Apr 2015 02:30:21 +0000 (22:30 -0400)
commit	3309dd04cbcd2cdad168485af5cf3576b5051e49
tree	3e01f865306dee01b31f34c9e7e819a5f42a4087	tree
parent	90320251db0fe3d05f2b10686ec936c7d6ecd99a	commit \| diff

switch generic_write_checks() to iocb and iter

... returning -E... upon error and amount of data left in iter after
(possible) truncation upon success. Note, that normal case gives
a non-zero (positive) return value, so any tests for != 0 _must_ be
updated.

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Conflicts:
fs/ext4/file.c

14 files changed:

fs/9p/vfs_file.c		diff \| blob \| blame \| history
fs/btrfs/file.c		diff \| blob \| blame \| history
fs/ceph/file.c		diff \| blob \| blame \| history
fs/cifs/file.c		diff \| blob \| blame \| history
fs/ext4/file.c		diff \| blob \| blame \| history
fs/fuse/file.c		diff \| blob \| blame \| history
fs/ncpfs/file.c		diff \| blob \| blame \| history
fs/nfs/direct.c		diff \| blob \| blame \| history
fs/ntfs/file.c		diff \| blob \| blame \| history
fs/ocfs2/file.c		diff \| blob \| blame \| history
fs/udf/file.c		diff \| blob \| blame \| history
fs/xfs/xfs_file.c		diff \| blob \| blame \| history
include/linux/fs.h		diff \| blob \| blame \| history
mm/filemap.c		diff \| blob \| blame \| history

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