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fs: add new FMODE flags: FMODE_32bithash and FMODE_64bithash

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Those flags are supposed to be set by NFS readdir() to tell ext3/ext4
to 32bit (NFSv2) or 64bit hash values (offsets) in seekdir().

Signed-off-by: Bernd Schubert <bernd.schubert@itwm.fraunhofer.de>
Signed-off-by: "Theodore Ts'o" <tytso@mit.edu>
This commit is contained in:
Bernd Schubert 2012-03-13 22:51:38 -04:00 committed by Theodore Ts'o
parent 62aa2b537c
commit 6a8a13e038
1 changed files with 4 additions and 0 deletions
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4
include/linux/fs.h
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@ -92,6 +92,10 @@ struct inodes_stat_t {
/* File is opened using open(.., 3, ..) and is writeable only for ioctls
(specialy hack for floppy.c) */
#define FMODE_WRITE_IOCTL ((__force fmode_t)0x100)
/* 32bit hashes as llseek() offset (for directories) */
#define FMODE_32BITHASH ((__force fmode_t)0x200)
/* 64bit hashes as llseek() offset (for directories) */
#define FMODE_64BITHASH ((__force fmode_t)0x400)
/*
* Don't update ctime and mtime.