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

include/linux/fs.h

+17 −15
Original line number Diff line number Diff line
@@ -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