Patchwork [1/6] Add new FMODE flags: FMODE_32bithash and FMODE_64bithash

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Submitter Bernd Schubert
Date Aug. 16, 2011, 11:25 a.m.
Message ID <20110816112542.1808464.78642.stgit@fsdevel3>
Download mbox | patch
Permalink /patch/110173/
State Superseded
Headers show

Comments

Bernd Schubert - Aug. 16, 2011, 11:25 a.m.
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>
---
 include/linux/fs.h |    5 +++++
 1 files changed, 5 insertions(+), 0 deletions(-)


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Patch

diff --git a/include/linux/fs.h b/include/linux/fs.h
index 178cdb4..18d40ae 100644
--- a/include/linux/fs.h
+++ b/include/linux/fs.h
@@ -91,6 +91,11 @@  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.