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author | Thomas Gleixner <tglx@linutronix.de> | 2008-05-17 17:12:24 +0200 |
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committer | Thomas Gleixner <tglx@linutronix.de> | 2008-05-17 17:12:24 +0200 |
commit | 538f0fd0f210c2ce5c585799f18d0e5c7cf6155e (patch) | |
tree | e9fa2b10ce5d92ac6bcd8ac55af1cd97bda3ec5d /fs/9p/fid.h | |
parent | 3bb6fbf9969a8bbe4892968659239273d092e78a (diff) | |
parent | f26a3988917913b3d11b2bd741601a2c64ab9204 (diff) |
Merge branch 'linus' into x86/garttip-x86-gart-2008-05-17-15-12-25
Diffstat (limited to 'fs/9p/fid.h')
-rw-r--r-- | fs/9p/fid.h | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/fs/9p/fid.h b/fs/9p/fid.h index 26e07df783b9..c3bbd6af996d 100644 --- a/fs/9p/fid.h +++ b/fs/9p/fid.h @@ -22,6 +22,21 @@ #include <linux/list.h> +/** + * struct v9fs_dentry - 9p private data stored in dentry d_fsdata + * @lock: protects the fidlist + * @fidlist: list of FIDs currently associated with this dentry + * + * This structure defines the 9p private data associated with + * a particular dentry. In particular, this private data is used + * to lookup which 9P FID handle should be used for a particular VFS + * operation. FID handles are associated with dentries instead of + * inodes in order to more closely map functionality to the Plan 9 + * expected behavior for FID reclaimation and tracking. + * + * See Also: Mapping FIDs to Linux VFS model in + * Design and Implementation of the Linux 9P File System documentation + */ struct v9fs_dentry { spinlock_t lock; /* protect fidlist */ struct list_head fidlist; |