Branch HEAD

[fs/lustre-release.git] / lnet / libcfs / linux / linux-fs.c

diff --git a/lnet/libcfs/linux/linux-fs.c b/lnet/libcfs/linux/linux-fs.c
deleted file mode 100644 (file)
index 3b15576..0000000
--- a/lnet/libcfs/linux/linux-fs.c
+++ /dev/null
@@ -1,100 +0,0 @@
-# define DEBUG_SUBSYSTEM S_LNET
-
-#include <linux/fs.h>
-#include <linux/kdev_t.h>
-#include <linux/ctype.h>
-#include <asm/uaccess.h>
-
-#include <libcfs/libcfs.h>
-
-cfs_file_t *
-cfs_filp_open (const char *name, int flags, int mode, int *err)
-{
-       /* XXX
-        * Maybe we need to handle flags and mode in the future
-        */
-       cfs_file_t      *filp = NULL;
-
-       filp = filp_open(name, flags, mode);
-       if (IS_ERR(filp)) {
-               int rc;
-
-               rc = PTR_ERR(filp);
-               printk(KERN_ERR "LustreError: can't open %s file: err %d\n",
-                               name, rc);
-               if (err)
-                       *err = rc;
-               filp = NULL;
-       }
-       return filp;
-}
-
-/* write a userspace buffer to disk.
- * NOTE: this returns 0 on success, not the number of bytes written. */
-ssize_t
-cfs_user_write (cfs_file_t *filp, const char *buf, size_t count, loff_t *offset)
-{
-       mm_segment_t fs;
-       ssize_t size = 0;
-
-       fs = get_fs();
-       set_fs(KERNEL_DS);
-       while (count > 0) {
-               size = filp->f_op->write(filp, (char *)buf, count, offset);
-               if (size < 0)
-                       break;
-               count -= size;
-               size = 0;
-       }
-       set_fs(fs);
-
-       return size;
-}
-
-#if !(CFS_O_CREAT == O_CREAT && CFS_O_EXCL == O_EXCL &&        \
-     CFS_O_TRUNC == O_TRUNC && CFS_O_APPEND == O_APPEND &&\
-     CFS_O_NONBLOCK == O_NONBLOCK && CFS_O_NDELAY == O_NDELAY &&\
-     CFS_O_SYNC == O_SYNC && CFS_O_ASYNC == FASYNC &&\
-     CFS_O_DIRECT == O_DIRECT && CFS_O_LARGEFILE == O_LARGEFILE &&\
-     CFS_O_DIRECTORY == O_DIRECTORY && CFS_O_NOFOLLOW == O_NOFOLLOW)
-
-int cfs_oflags2univ(int flags)
-{
-       int f; 
-       
-       f = flags & O_ACCMODE;
-       f |= (flags & O_CREAT) ? CFS_O_CREAT: 0;
-       f |= (flags & O_EXCL) ? CFS_O_EXCL: 0;
-       f |= (flags & O_NOCTTY) ? CFS_O_NOCTTY: 0;
-       f |= (flags & O_TRUNC) ? CFS_O_TRUNC: 0;
-       f |= (flags & O_APPEND) ? CFS_O_APPEND: 0;
-       f |= (flags & O_NONBLOCK) ? CFS_O_NONBLOCK: 0;
-       f |= (flags & O_SYNC)? CFS_O_SYNC: 0;
-       f |= (flags & FASYNC)? CFS_O_ASYNC: 0;
-       f |= (flags & O_DIRECTORY)? CFS_O_DIRECTORY: 0;
-       f |= (flags & O_DIRECT)? CFS_O_DIRECT: 0;
-       f |= (flags & O_LARGEFILE)? CFS_O_LARGEFILE: 0;
-       f |= (flags & O_NOFOLLOW)? CFS_O_NOFOLLOW: 0;
-       f |= (flags & O_NOATIME)? CFS_O_NOATIME: 0;
-       return f;
-}
-#else
-
-int cfs_oflags2univ(int flags)
-{
-       return (flags);
-}
-#endif
-
-/* 
- * XXX Liang: we don't need cfs_univ2oflags() now.
- */
-int cfs_univ2oflags(int flags)
-{
-       return (flags);
-}
-
-EXPORT_SYMBOL(cfs_filp_open);
-EXPORT_SYMBOL(cfs_user_write);
-EXPORT_SYMBOL(cfs_oflags2univ);
-EXPORT_SYMBOL(cfs_univ2oflags);