Merge branch 'master' of /pub/scm/linux/kernel/git/torvalds/linux-2.6

[linux-2.6] / include / linux / aio.h

diff --git a/include/linux/aio.h b/include/linux/aio.h
index 58349e58b74911f930a9cf1c020bbb7ac36408ca..0d0b7f629bd31f9b57154af39085b452e8174847 100644 (file)
--- a/include/linux/aio.h
+++ b/include/linux/aio.h
@@ -7,6 +7,7 @@
 #include <linux/uio.h>
 
 #include <asm/atomic.h>
+#include <linux/uio.h>
 
 #define AIO_MAXSEGS            4
 #define AIO_KIOGRP_NR_ATOMIC   8
@@ -85,7 +86,7 @@ struct kioctx;
  */
 struct kiocb {
        struct list_head        ki_run_list;
-       long                    ki_flags;
+       unsigned long           ki_flags;
        int                     ki_users;
        unsigned                ki_key;         /* id of this request */
 
@@ -110,13 +111,19 @@ struct kiocb {
        size_t                  ki_nbytes;      /* copy of iocb->aio_nbytes */
        char                    __user *ki_buf; /* remaining iocb->aio_buf */
        size_t                  ki_left;        /* remaining bytes */
-       long                    ki_retried;     /* just for testing */
-       long                    ki_kicked;      /* just for testing */
-       long                    ki_queued;      /* just for testing */
        struct iovec            ki_inline_vec;  /* inline vector */
+       struct iovec            *ki_iovec;
+       unsigned long           ki_nr_segs;
+       unsigned long           ki_cur_seg;
 
        struct list_head        ki_list;        /* the aio core uses this
                                                 * for cancellation */
+
+       /*
+        * If the aio_resfd field of the userspace iocb is not zero,
+        * this is the underlying file* to deliver event to.
+        */
+       struct file             *ki_eventfd;
 };
 
 #define is_sync_kiocb(iocb)    ((iocb)->ki_key == KIOCB_SYNC_KEY)
@@ -192,27 +199,27 @@ struct kioctx {
 
        struct aio_ring_info    ring_info;
 
-       struct work_struct      wq;
+       struct delayed_work     wq;
 };
 
 /* prototypes */
 extern unsigned aio_max_size;
 
-extern ssize_t FASTCALL(wait_on_sync_kiocb(struct kiocb *iocb));
-extern int FASTCALL(aio_put_req(struct kiocb *iocb));
-extern void FASTCALL(kick_iocb(struct kiocb *iocb));
-extern int FASTCALL(aio_complete(struct kiocb *iocb, long res, long res2));
-extern void FASTCALL(__put_ioctx(struct kioctx *ctx));
+extern ssize_t wait_on_sync_kiocb(struct kiocb *iocb);
+extern int aio_put_req(struct kiocb *iocb);
+extern void kick_iocb(struct kiocb *iocb);
+extern int aio_complete(struct kiocb *iocb, long res, long res2);
+extern void __put_ioctx(struct kioctx *ctx);
 struct mm_struct;
-extern void FASTCALL(exit_aio(struct mm_struct *mm));
+extern void exit_aio(struct mm_struct *mm);
 extern struct kioctx *lookup_ioctx(unsigned long ctx_id);
-extern int FASTCALL(io_submit_one(struct kioctx *ctx,
-                       struct iocb __user *user_iocb, struct iocb *iocb));
+extern int io_submit_one(struct kioctx *ctx, struct iocb __user *user_iocb,
+                        struct iocb *iocb);
 
 /* semi private, but used by the 32bit emulations: */
 struct kioctx *lookup_ioctx(unsigned long ctx_id);
-int FASTCALL(io_submit_one(struct kioctx *ctx, struct iocb __user *user_iocb,
-                                 struct iocb *iocb));
+int io_submit_one(struct kioctx *ctx, struct iocb __user *user_iocb,
+                 struct iocb *iocb);
 
 #define get_ioctx(kioctx) do {                                         \
        BUG_ON(atomic_read(&(kioctx)->users) <= 0);                     \
@@ -224,19 +231,7 @@ int FASTCALL(io_submit_one(struct kioctx *ctx, struct iocb __user *user_iocb,
                __put_ioctx(kioctx);                                    \
 } while (0)
 
-#define in_aio() !is_sync_wait(current->io_wait)
-/* may be used for debugging */
-#define warn_if_async()                                                        \
-do {                                                                   \
-       if (in_aio()) {                                                 \
-               printk(KERN_ERR "%s(%s:%d) called in async context!\n", \
-                       __FUNCTION__, __FILE__, __LINE__);              \
-               dump_stack();                                           \
-       }                                                               \
-} while (0)
-
 #define io_wait_to_kiocb(wait) container_of(wait, struct kiocb, ki_wait)
-#define is_retried_kiocb(iocb) ((iocb)->ki_retried > 1)
 
 #include <linux/aio_abi.h>