Merge branch 'for_paulus' of master.kernel.org:/pub/scm/linux/kernel/git/galak/powerp...

[linux-2.6] / fs / fuse / fuse_i.h

diff --git a/fs/fuse/fuse_i.h b/fs/fuse/fuse_i.h
index f7c74516f3a648297472cb422ad3a91385d761ec..b98b20de740562bd32dc81fcf8af415779496f97 100644 (file)
--- a/fs/fuse/fuse_i.h
+++ b/fs/fuse/fuse_i.h
@@ -59,7 +59,7 @@ struct fuse_inode {
        struct fuse_req *forget_req;
 
        /** Time in jiffies until the file attributes are valid */
-       unsigned long i_time;
+       u64 i_time;
 };
 
 /** FUSE specific file data */
@@ -131,6 +131,7 @@ enum fuse_req_state {
        FUSE_REQ_PENDING,
        FUSE_REQ_READING,
        FUSE_REQ_SENT,
+       FUSE_REQ_WRITING,
        FUSE_REQ_FINISHED
 };
 
@@ -144,9 +145,15 @@ struct fuse_req {
            fuse_conn */
        struct list_head list;
 
+       /** Entry on the interrupts list  */
+       struct list_head intr_entry;
+
        /** refcount */
        atomic_t count;
 
+       /** Unique ID for the interrupt request */
+       u64 intr_unique;
+
        /*
         * The following bitfields are either set once before the
         * request is queued or setting/clearing them is protected by
@@ -159,12 +166,15 @@ struct fuse_req {
        /** Force sending of the request even if interrupted */
        unsigned force:1;
 
-       /** The request was interrupted */
-       unsigned interrupted:1;
+       /** The request was aborted */
+       unsigned aborted:1;
 
        /** Request is sent in the background */
        unsigned background:1;
 
+       /** The request has been interrupted */
+       unsigned interrupted:1;
+
        /** Data is being copied to/from the request */
        unsigned locked:1;
 
@@ -229,6 +239,9 @@ struct fuse_conn {
        /** Lock protecting accessess to  members of this structure */
        spinlock_t lock;
 
+       /** Mutex protecting against directory alias creation */
+       struct mutex inst_mutex;
+
        /** Refcount */
        atomic_t count;
 
@@ -262,6 +275,9 @@ struct fuse_conn {
        /** Number of requests currently in the background */
        unsigned num_background;
 
+       /** Pending interrupts */
+       struct list_head interrupts;
+
        /** Flag indicating if connection is blocked.  This will be
            the case before the INIT reply is received, and if there
            are too many outstading backgrounds requests */
@@ -282,6 +298,9 @@ struct fuse_conn {
            reply, before any other request, and never cleared */
        unsigned conn_error : 1;
 
+       /** Connection successful.  Only set in INIT */
+       unsigned conn_init : 1;
+
        /** Do readpages asynchronously?  Only set in INIT */
        unsigned async_read : 1;
 
@@ -320,6 +339,12 @@ struct fuse_conn {
        /** Is create not implemented by fs? */
        unsigned no_create : 1;
 
+       /** Is interrupt not implemented by fs? */
+       unsigned no_interrupt : 1;
+
+       /** Is bmap not implemented by fs? */
+       unsigned no_bmap : 1;
+
        /** The number of requests waiting for completion */
        atomic_t num_waiting;
 
@@ -343,6 +368,12 @@ struct fuse_conn {
 
        /** O_ASYNC requests */
        struct fasync_struct *fasync;
+
+       /** Key for lock owner ID scrambling */
+       u32 scramble_key[4];
+
+       /** Reserved request for the DESTROY message */
+       struct fuse_req *destroy_req;
 };
 
 static inline struct fuse_conn *get_fuse_conn_super(struct super_block *sb)