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-rw-r--r--include/linux/aio.h70
-rw-r--r--include/linux/fs.h24
-rw-r--r--include/linux/security.h7
-rw-r--r--include/linux/uio.h15
-rw-r--r--include/net/sock.h1
5 files changed, 42 insertions, 75 deletions
diff --git a/include/linux/aio.h b/include/linux/aio.h
index d9c92daa3944..9eb42dbc5582 100644
--- a/include/linux/aio.h
+++ b/include/linux/aio.h
@@ -1,86 +1,23 @@
#ifndef __LINUX__AIO_H
#define __LINUX__AIO_H
-#include <linux/list.h>
-#include <linux/workqueue.h>
#include <linux/aio_abi.h>
-#include <linux/uio.h>
-#include <linux/rcupdate.h>
-
-#include <linux/atomic.h>
struct kioctx;
struct kiocb;
+struct mm_struct;
#define KIOCB_KEY 0
-/*
- * We use ki_cancel == KIOCB_CANCELLED to indicate that a kiocb has been either
- * cancelled or completed (this makes a certain amount of sense because
- * successful cancellation - io_cancel() - does deliver the completion to
- * userspace).
- *
- * And since most things don't implement kiocb cancellation and we'd really like
- * kiocb completion to be lockless when possible, we use ki_cancel to
- * synchronize cancellation and completion - we only set it to KIOCB_CANCELLED
- * with xchg() or cmpxchg(), see batch_complete_aio() and kiocb_cancel().
- */
-#define KIOCB_CANCELLED ((void *) (~0ULL))
-
typedef int (kiocb_cancel_fn)(struct kiocb *);
-struct kiocb {
- struct file *ki_filp;
- struct kioctx *ki_ctx; /* NULL for sync ops */
- kiocb_cancel_fn *ki_cancel;
- void *private;
-
- union {
- void __user *user;
- struct task_struct *tsk;
- } ki_obj;
-
- __u64 ki_user_data; /* user's data for completion */
- loff_t ki_pos;
- size_t ki_nbytes; /* copy of iocb->aio_nbytes */
-
- 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 eventfd context to deliver events to.
- */
- struct eventfd_ctx *ki_eventfd;
-};
-
-static inline bool is_sync_kiocb(struct kiocb *kiocb)
-{
- return kiocb->ki_ctx == NULL;
-}
-
-static inline void init_sync_kiocb(struct kiocb *kiocb, struct file *filp)
-{
- *kiocb = (struct kiocb) {
- .ki_ctx = NULL,
- .ki_filp = filp,
- .ki_obj.tsk = current,
- };
-}
-
/* prototypes */
#ifdef CONFIG_AIO
-extern ssize_t wait_on_sync_kiocb(struct kiocb *iocb);
-extern void aio_complete(struct kiocb *iocb, long res, long res2);
-struct mm_struct;
extern void exit_aio(struct mm_struct *mm);
extern long do_io_submit(aio_context_t ctx_id, long nr,
struct iocb __user *__user *iocbpp, bool compat);
void kiocb_set_cancel_fn(struct kiocb *req, kiocb_cancel_fn *cancel);
#else
-static inline ssize_t wait_on_sync_kiocb(struct kiocb *iocb) { return 0; }
-static inline void aio_complete(struct kiocb *iocb, long res, long res2) { }
-struct mm_struct;
static inline void exit_aio(struct mm_struct *mm) { }
static inline long do_io_submit(aio_context_t ctx_id, long nr,
struct iocb __user * __user *iocbpp,
@@ -89,11 +26,6 @@ static inline void kiocb_set_cancel_fn(struct kiocb *req,
kiocb_cancel_fn *cancel) { }
#endif /* CONFIG_AIO */
-static inline struct kiocb *list_kiocb(struct list_head *h)
-{
- return list_entry(h, struct kiocb, ki_list);
-}
-
/* for sysctl: */
extern unsigned long aio_nr;
extern unsigned long aio_max_nr;
diff --git a/include/linux/fs.h b/include/linux/fs.h
index 52cc4492cb3a..d502e5436c84 100644
--- a/include/linux/fs.h
+++ b/include/linux/fs.h
@@ -314,6 +314,28 @@ struct page;
struct address_space;
struct writeback_control;
+#define IOCB_EVENTFD (1 << 0)
+
+struct kiocb {
+ struct file *ki_filp;
+ loff_t ki_pos;
+ void (*ki_complete)(struct kiocb *iocb, long ret, long ret2);
+ void *private;
+ int ki_flags;
+};
+
+static inline bool is_sync_kiocb(struct kiocb *kiocb)
+{
+ return kiocb->ki_complete == NULL;
+}
+
+static inline void init_sync_kiocb(struct kiocb *kiocb, struct file *filp)
+{
+ *kiocb = (struct kiocb) {
+ .ki_filp = filp,
+ };
+}
+
/*
* "descriptor" for what we're up to with a read.
* This allows us to use the same read code yet
@@ -2145,7 +2167,7 @@ struct filename {
const __user char *uptr; /* original userland pointer */
struct audit_names *aname;
int refcnt;
- bool separate; /* should "name" be freed? */
+ const char iname[];
};
extern long vfs_truncate(struct path *, loff_t);
diff --git a/include/linux/security.h b/include/linux/security.h
index a1b7dbd127ff..4e14e3d6309f 100644
--- a/include/linux/security.h
+++ b/include/linux/security.h
@@ -1556,7 +1556,7 @@ struct security_operations {
int (*inode_follow_link) (struct dentry *dentry, struct nameidata *nd);
int (*inode_permission) (struct inode *inode, int mask);
int (*inode_setattr) (struct dentry *dentry, struct iattr *attr);
- int (*inode_getattr) (struct vfsmount *mnt, struct dentry *dentry);
+ int (*inode_getattr) (const struct path *path);
int (*inode_setxattr) (struct dentry *dentry, const char *name,
const void *value, size_t size, int flags);
void (*inode_post_setxattr) (struct dentry *dentry, const char *name,
@@ -1843,7 +1843,7 @@ int security_inode_readlink(struct dentry *dentry);
int security_inode_follow_link(struct dentry *dentry, struct nameidata *nd);
int security_inode_permission(struct inode *inode, int mask);
int security_inode_setattr(struct dentry *dentry, struct iattr *attr);
-int security_inode_getattr(struct vfsmount *mnt, struct dentry *dentry);
+int security_inode_getattr(const struct path *path);
int security_inode_setxattr(struct dentry *dentry, const char *name,
const void *value, size_t size, int flags);
void security_inode_post_setxattr(struct dentry *dentry, const char *name,
@@ -2259,8 +2259,7 @@ static inline int security_inode_setattr(struct dentry *dentry,
return 0;
}
-static inline int security_inode_getattr(struct vfsmount *mnt,
- struct dentry *dentry)
+static inline int security_inode_getattr(const struct path *path)
{
return 0;
}
diff --git a/include/linux/uio.h b/include/linux/uio.h
index 71880299ed48..15f11fb9fff6 100644
--- a/include/linux/uio.h
+++ b/include/linux/uio.h
@@ -76,6 +76,7 @@ size_t iov_iter_copy_from_user_atomic(struct page *page,
struct iov_iter *i, unsigned long offset, size_t bytes);
void iov_iter_advance(struct iov_iter *i, size_t bytes);
int iov_iter_fault_in_readable(struct iov_iter *i, size_t bytes);
+int iov_iter_fault_in_multipages_readable(struct iov_iter *i, size_t bytes);
size_t iov_iter_single_seg_count(const struct iov_iter *i);
size_t copy_page_to_iter(struct page *page, size_t offset, size_t bytes,
struct iov_iter *i);
@@ -139,4 +140,18 @@ static inline void iov_iter_reexpand(struct iov_iter *i, size_t count)
size_t csum_and_copy_to_iter(void *addr, size_t bytes, __wsum *csum, struct iov_iter *i);
size_t csum_and_copy_from_iter(void *addr, size_t bytes, __wsum *csum, struct iov_iter *i);
+int import_iovec(int type, const struct iovec __user * uvector,
+ unsigned nr_segs, unsigned fast_segs,
+ struct iovec **iov, struct iov_iter *i);
+
+#ifdef CONFIG_COMPAT
+struct compat_iovec;
+int compat_import_iovec(int type, const struct compat_iovec __user * uvector,
+ unsigned nr_segs, unsigned fast_segs,
+ struct iovec **iov, struct iov_iter *i);
+#endif
+
+int import_single_range(int type, void __user *buf, size_t len,
+ struct iovec *iov, struct iov_iter *i);
+
#endif
diff --git a/include/net/sock.h b/include/net/sock.h
index e4079c28e6b8..81c81ead9a35 100644
--- a/include/net/sock.h
+++ b/include/net/sock.h
@@ -57,7 +57,6 @@
#include <linux/page_counter.h>
#include <linux/memcontrol.h>
#include <linux/static_key.h>
-#include <linux/aio.h>
#include <linux/sched.h>
#include <linux/filter.h>