Commit fc9161e5 authored by Christoph Hellwig's avatar Christoph Hellwig Committed by Al Viro

[PATCH 2/2] documnt FMODE_ constants

Make sure all FMODE_ constants are documents, and ensure a coherent
style for the already existing comments.
Signed-off-by: default avatarChristoph Hellwig <hch@lst.de>
Signed-off-by: default avatarAl Viro <viro@zeniv.linux.org.uk>
parent fd4ce1ac
......@@ -63,21 +63,23 @@ extern int dir_notify_enable;
#define MAY_ACCESS 16
#define MAY_OPEN 32
#define FMODE_READ ((__force fmode_t)1)
#define FMODE_WRITE ((__force fmode_t)2)
/* Internal kernel extensions */
#define FMODE_LSEEK ((__force fmode_t)4)
#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 */
#define FMODE_EXEC ((__force fmode_t)16)
#define FMODE_NDELAY ((__force fmode_t)32)
#define FMODE_EXCL ((__force fmode_t)64)
/* file is open for reading */
#define FMODE_READ ((__force fmode_t)1)
/* file is open for writing */
#define FMODE_WRITE ((__force fmode_t)2)
/* 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 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
......
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