Messages in this thread | | | Date | Thu, 29 Nov 2012 15:29:15 -0800 (PST) | From | Hugh Dickins <> | Subject | Re: [PATCH] tmpfs: support SEEK_DATA and SEEK_HOLE (reprise) |
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On Thu, 29 Nov 2012, Andrew Morton wrote: > On Wed, 28 Nov 2012 17:22:03 -0800 (PST) > Hugh Dickins <hughd@google.com> wrote: > > > +/* > > + * llseek SEEK_DATA or SEEK_HOLE through the radix_tree. > > + */ > > +static pgoff_t shmem_seek_hole_data(struct address_space *mapping, > > + pgoff_t index, pgoff_t end, int origin) > > So I was starting at this wondering what on earth "origin" is and why > it has the fishy-in-this-context type "int". > > There is a pretty well established convention that the lseek seek mode > is called "whence". > > The below gets most of it. Too anal?
No, not too anal: I'm all in favour of "whence", which is indeed the name of that lseek argument - since mediaeval times I believe.
It's good to have words like that in the kernel source: while you're in the mood, please see if you can find good homes for "whither" and "thrice" and "widdershins".
Thanks! Hugh
> > > From: Andrew Morton <akpm@linux-foundation.org> > Subject: lseek: the "whence" argument is called "whence" > > But the kernel decided to call it "origin" instead. Fix most of the > sites. > > Signed-off-by: Andrew Morton <akpm@linux-foundation.org> > --- > > fs/bad_inode.c | 2 - > fs/block_dev.c | 4 +-- > fs/btrfs/file.c | 16 +++++++------- > fs/ceph/dir.c | 4 +-- > fs/ceph/file.c | 6 ++--- > fs/cifs/cifsfs.c | 8 +++---- > fs/configfs/dir.c | 4 +-- > fs/ext3/dir.c | 6 ++--- > fs/ext4/dir.c | 6 ++--- > fs/ext4/file.c | 22 ++++++++++---------- > fs/fuse/file.c | 8 +++---- > fs/gfs2/file.c | 10 ++++----- > fs/libfs.c | 4 +-- > fs/nfs/dir.c | 6 ++--- > fs/nfs/file.c | 10 ++++----- > fs/ocfs2/extent_map.c | 12 +++++------ > fs/ocfs2/file.c | 6 ++--- > fs/pstore/inode.c | 6 ++--- > fs/read_write.c | 40 ++++++++++++++++++------------------- > fs/seq_file.c | 4 +-- > fs/ubifs/dir.c | 4 +-- > include/linux/fs.h | 12 +++++------ > include/linux/ftrace.h | 4 +-- > include/linux/syscalls.h | 4 +-- > kernel/trace/ftrace.c | 4 +-- > mm/shmem.c | 20 +++++++++--------- > 26 files changed, 116 insertions(+), 116 deletions(-)
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