diff options
| author | Andrew Morton <akpm@osdl.org> | 2004-04-17 03:25:57 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@ppc970.osdl.org> | 2004-04-17 03:25:57 -0700 |
| commit | 599692fc635da0e613702fbde2c1ccbd427c6d2f (patch) | |
| tree | 255f0dae57a00d8dc1d44a4fcb9be6cf457f6780 /include/linux | |
| parent | 020e39c532f4d1983b0c7828b655a8a27301288b (diff) | |
[PATCH] kNFSdv4: Keep state to allow replays for 'close' to work.
From: NeilBrown <neilb@cse.unsw.edu.au>
From: "J. Bruce Fields" <bfields@fieldses.org>
From: Andros: Idea is to keep around a list of openowners recently released
by closes, and make sure they stay around long enough so that replays still
work.
Diffstat (limited to 'include/linux')
| -rw-r--r-- | include/linux/nfsd/state.h | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/include/linux/nfsd/state.h b/include/linux/nfsd/state.h index 4598b9756668..d68fad3edf1d 100644 --- a/include/linux/nfsd/state.h +++ b/include/linux/nfsd/state.h @@ -132,6 +132,9 @@ struct nfs4_replay { * release a stateowner. * so_perlockowner: (open) nfs4_stateid->st_perlockowner entry - used when * close is called to reap associated byte-range locks +* so_close_lru: (open) stateowner is placed on this list instead of being +* reaped (when so_perfilestate is empty) to hold the last close replay. +* reaped by laundramat thread after lease period. */ struct nfs4_stateowner { struct list_head so_idhash; /* hash by so_id */ @@ -139,6 +142,8 @@ struct nfs4_stateowner { struct list_head so_perclient; /* nfs4_client->cl_perclient */ struct list_head so_perfilestate; /* list: nfs4_stateid */ struct list_head so_perlockowner; /* nfs4_stateid->st_perlockowner */ + struct list_head so_close_lru; /* tail queue */ + time_t so_time; /* time of placement on so_close_lru */ int so_is_open_owner; /* 1=openowner,0=lockowner */ u32 so_id; struct nfs4_client * so_client; @@ -194,6 +199,7 @@ struct nfs4_stateid { #define OPEN_STATE 0x00000004 #define LOCK_STATE 0x00000008 #define RDWR_STATE 0x00000010 +#define CLOSE_STATE 0x00000020 #define seqid_mutating_err(err) \ (((err) != nfserr_stale_clientid) && \ |