#include "xfs_inum.h"
#include "xfs_sb.h"
#include "xfs_ag.h"
-#include "xfs_dir.h"
#include "xfs_dir2.h"
#include "xfs_trans.h"
#include "xfs_dmapi.h"
#include "xfs_alloc.h"
#include "xfs_btree.h"
#include "xfs_attr_sf.h"
-#include "xfs_dir_sf.h"
#include "xfs_dir2_sf.h"
#include "xfs_dinode.h"
#include "xfs_inode.h"
STATIC inline ssize_t
__xfs_file_read(
struct kiocb *iocb,
- char __user *buf,
+ const struct iovec *iov,
+ unsigned long nr_segs,
int ioflags,
- size_t count,
loff_t pos)
{
- struct iovec iov = {buf, count};
struct file *file = iocb->ki_filp;
bhv_vnode_t *vp = vn_from_inode(file->f_dentry->d_inode);
BUG_ON(iocb->ki_pos != pos);
if (unlikely(file->f_flags & O_DIRECT))
ioflags |= IO_ISDIRECT;
- return bhv_vop_read(vp, iocb, &iov, 1, &iocb->ki_pos, ioflags, NULL);
+ return bhv_vop_read(vp, iocb, iov, nr_segs, &iocb->ki_pos,
+ ioflags, NULL);
}
STATIC ssize_t
xfs_file_aio_read(
struct kiocb *iocb,
- char __user *buf,
- size_t count,
+ const struct iovec *iov,
+ unsigned long nr_segs,
loff_t pos)
{
- return __xfs_file_read(iocb, buf, IO_ISAIO, count, pos);
+ return __xfs_file_read(iocb, iov, nr_segs, IO_ISAIO, pos);
}
STATIC ssize_t
xfs_file_aio_read_invis(
struct kiocb *iocb,
- char __user *buf,
- size_t count,
+ const struct iovec *iov,
+ unsigned long nr_segs,
loff_t pos)
{
- return __xfs_file_read(iocb, buf, IO_ISAIO|IO_INVIS, count, pos);
+ return __xfs_file_read(iocb, iov, nr_segs, IO_ISAIO|IO_INVIS, pos);
}
STATIC inline ssize_t
__xfs_file_write(
- struct kiocb *iocb,
- const char __user *buf,
- int ioflags,
- size_t count,
- loff_t pos)
+ struct kiocb *iocb,
+ const struct iovec *iov,
+ unsigned long nr_segs,
+ int ioflags,
+ loff_t pos)
{
- struct iovec iov = {(void __user *)buf, count};
struct file *file = iocb->ki_filp;
struct inode *inode = file->f_mapping->host;
bhv_vnode_t *vp = vn_from_inode(inode);
BUG_ON(iocb->ki_pos != pos);
if (unlikely(file->f_flags & O_DIRECT))
ioflags |= IO_ISDIRECT;
- return bhv_vop_write(vp, iocb, &iov, 1, &iocb->ki_pos, ioflags, NULL);
+ return bhv_vop_write(vp, iocb, iov, nr_segs, &iocb->ki_pos,
+ ioflags, NULL);
}
STATIC ssize_t
xfs_file_aio_write(
struct kiocb *iocb,
- const char __user *buf,
- size_t count,
+ const struct iovec *iov,
+ unsigned long nr_segs,
loff_t pos)
{
- return __xfs_file_write(iocb, buf, IO_ISAIO, count, pos);
+ return __xfs_file_write(iocb, iov, nr_segs, IO_ISAIO, pos);
}
STATIC ssize_t
xfs_file_aio_write_invis(
struct kiocb *iocb,
- const char __user *buf,
- size_t count,
- loff_t pos)
-{
- return __xfs_file_write(iocb, buf, IO_ISAIO|IO_INVIS, count, pos);
-}
-
-STATIC inline ssize_t
-__xfs_file_readv(
- struct file *file,
- const struct iovec *iov,
- int ioflags,
+ const struct iovec *iov,
unsigned long nr_segs,
- loff_t *ppos)
-{
- struct inode *inode = file->f_mapping->host;
- bhv_vnode_t *vp = vn_from_inode(inode);
- struct kiocb kiocb;
- ssize_t rval;
-
- init_sync_kiocb(&kiocb, file);
- kiocb.ki_pos = *ppos;
-
- if (unlikely(file->f_flags & O_DIRECT))
- ioflags |= IO_ISDIRECT;
- rval = bhv_vop_read(vp, &kiocb, iov, nr_segs,
- &kiocb.ki_pos, ioflags, NULL);
-
- *ppos = kiocb.ki_pos;
- return rval;
-}
-
-STATIC ssize_t
-xfs_file_readv(
- struct file *file,
- const struct iovec *iov,
- unsigned long nr_segs,
- loff_t *ppos)
-{
- return __xfs_file_readv(file, iov, 0, nr_segs, ppos);
-}
-
-STATIC ssize_t
-xfs_file_readv_invis(
- struct file *file,
- const struct iovec *iov,
- unsigned long nr_segs,
- loff_t *ppos)
-{
- return __xfs_file_readv(file, iov, IO_INVIS, nr_segs, ppos);
-}
-
-STATIC inline ssize_t
-__xfs_file_writev(
- struct file *file,
- const struct iovec *iov,
- int ioflags,
- unsigned long nr_segs,
- loff_t *ppos)
-{
- struct inode *inode = file->f_mapping->host;
- bhv_vnode_t *vp = vn_from_inode(inode);
- struct kiocb kiocb;
- ssize_t rval;
-
- init_sync_kiocb(&kiocb, file);
- kiocb.ki_pos = *ppos;
- if (unlikely(file->f_flags & O_DIRECT))
- ioflags |= IO_ISDIRECT;
-
- rval = bhv_vop_write(vp, &kiocb, iov, nr_segs,
- &kiocb.ki_pos, ioflags, NULL);
-
- *ppos = kiocb.ki_pos;
- return rval;
-}
-
-STATIC ssize_t
-xfs_file_writev(
- struct file *file,
- const struct iovec *iov,
- unsigned long nr_segs,
- loff_t *ppos)
-{
- return __xfs_file_writev(file, iov, 0, nr_segs, ppos);
-}
-
-STATIC ssize_t
-xfs_file_writev_invis(
- struct file *file,
- const struct iovec *iov,
- unsigned long nr_segs,
- loff_t *ppos)
+ loff_t pos)
{
- return __xfs_file_writev(file, iov, IO_INVIS, nr_segs, ppos);
+ return __xfs_file_write(iocb, iov, nr_segs, IO_ISAIO|IO_INVIS, pos);
}
STATIC ssize_t
STATIC int
xfs_file_close(
- struct file *filp)
+ struct file *filp,
+ fl_owner_t id)
{
return -bhv_vop_close(vn_from_inode(filp->f_dentry->d_inode), 0,
file_count(filp) > 1 ? L_FALSE : L_TRUE, NULL);
/* Try fairly hard to get memory */
do {
- if ((read_buf = (caddr_t)kmalloc(rlen, GFP_KERNEL)))
+ if ((read_buf = kmalloc(rlen, GFP_KERNEL)))
break;
rlen >>= 1;
} while (rlen >= 1024);
struct inode *inode)
{
bhv_vnode_t *vp = vn_from_inode(inode);
- xfs_mount_t *mp = XFS_VFSTOM(vp->v_vfsp);
- int error = 0;
- xfs_inode_t *ip;
- if (vp->v_vfsp->vfs_flag & VFS_DMI) {
- ip = xfs_vtoi(vp);
- if (!ip) {
- error = -EINVAL;
- goto open_exec_out;
- }
- if (DM_EVENT_ENABLED(vp->v_vfsp, ip, DM_EVENT_READ)) {
- error = -XFS_SEND_DATA(mp, DM_EVENT_READ, vp,
+ if (unlikely(vp->v_vfsp->vfs_flag & VFS_DMI)) {
+ xfs_mount_t *mp = XFS_VFSTOM(vp->v_vfsp);
+ xfs_inode_t *ip = xfs_vtoi(vp);
+
+ if (!ip)
+ return -EINVAL;
+ if (DM_EVENT_ENABLED(vp->v_vfsp, ip, DM_EVENT_READ))
+ return -XFS_SEND_DATA(mp, DM_EVENT_READ, vp,
0, 0, 0, NULL);
- }
}
-open_exec_out:
- return error;
+ return 0;
}
#endif /* HAVE_FOP_OPEN_EXEC */
.llseek = generic_file_llseek,
.read = do_sync_read,
.write = do_sync_write,
- .readv = xfs_file_readv,
- .writev = xfs_file_writev,
.aio_read = xfs_file_aio_read,
.aio_write = xfs_file_aio_write,
.sendfile = xfs_file_sendfile,
.llseek = generic_file_llseek,
.read = do_sync_read,
.write = do_sync_write,
- .readv = xfs_file_readv_invis,
- .writev = xfs_file_writev_invis,
.aio_read = xfs_file_aio_read_invis,
.aio_write = xfs_file_aio_write_invis,
.sendfile = xfs_file_sendfile_invis,
projects / linux-2.6 / blobdiff