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[PATCH 2/2] documnt FMODE_ constants

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Make sure all FMODE_ constants are documents, and ensure a coherent
style for the already existing comments.

Signed-off-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
This commit is contained in:
Christoph Hellwig 2008-11-05 14:58:46 +01:00 committed by Al Viro
parent fd4ce1acd0
commit fc9161e54d
1 changed files with 17 additions and 15 deletions
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16
include/linux/fs.h
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@ -63,21 +63,23 @@ extern int dir_notify_enable;
#define MAY_ACCESS 16
#define MAY_OPEN 32
/* file is open for reading */
#define FMODE_READ ((__force fmode_t)1)
/* file is open for writing */
#define FMODE_WRITE ((__force fmode_t)2)
/* Internal kernel extensions */
/* file is seekable */
#define FMODE_LSEEK ((__force fmode_t)4)
/* file can be accessed using pread/pwrite */
#define FMODE_PREAD ((__force fmode_t)8)
#define FMODE_PWRITE FMODE_PREAD /* These go hand in hand */
/* File is being opened for execution. Primary users of this flag are
distributed filesystems that can use it to achieve correct ETXTBUSY
behavior for cross-node execution/opening_for_writing of files */
/* File is opened for execution with sys_execve / sys_uselib */
#define FMODE_EXEC ((__force fmode_t)16)
/* File is opened with O_NDELAY (only set for block devices) */
#define FMODE_NDELAY ((__force fmode_t)32)
/* File is opened with O_EXCL (only set for block devices) */
#define FMODE_EXCL ((__force fmode_t)64)
/* File is opened using open(.., 3, ..) and is writeable only for ioctls
(specialy hack for floppy.c) */
#define FMODE_WRITE_IOCTL ((__force fmode_t)128)
#define RW_MASK 1