dir.c (e1fb4d05d5a3265f1f6769bee034175f91ecc2dd) dir.c (aa49b4cf7dbf45438563f0ff6a2d23a68b70a7b9)
1/*
2 * linux/fs/nfs/dir.c
3 *
4 * Copyright (C) 1992 Rick Sladkey
5 *
6 * nfs directory handling functions
7 *
8 * 10 Apr 1996 Added silly rename for unlink --okir

--- 516 unchanged lines hidden (view full) ---

525 */
526static int nfs_readdir(struct file *filp, void *dirent, filldir_t filldir)
527{
528 struct dentry *dentry = filp->f_path.dentry;
529 struct inode *inode = dentry->d_inode;
530 nfs_readdir_descriptor_t my_desc,
531 *desc = &my_desc;
532 struct nfs_entry my_entry;
1/*
2 * linux/fs/nfs/dir.c
3 *
4 * Copyright (C) 1992 Rick Sladkey
5 *
6 * nfs directory handling functions
7 *
8 * 10 Apr 1996 Added silly rename for unlink --okir

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525 */
526static int nfs_readdir(struct file *filp, void *dirent, filldir_t filldir)
527{
528 struct dentry *dentry = filp->f_path.dentry;
529 struct inode *inode = dentry->d_inode;
530 nfs_readdir_descriptor_t my_desc,
531 *desc = &my_desc;
532 struct nfs_entry my_entry;
533 struct nfs_fh fh;
534 struct nfs_fattr fattr;
535 long res;
533 int res = -ENOMEM;
536
537 dfprintk(FILE, "NFS: readdir(%s/%s) starting at cookie %llu\n",
538 dentry->d_parent->d_name.name, dentry->d_name.name,
539 (long long)filp->f_pos);
540 nfs_inc_stats(inode, NFSIOS_VFSGETDENTS);
541
542 /*
543 * filp->f_pos points to the dirent entry number.

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549
550 desc->file = filp;
551 desc->dir_cookie = &nfs_file_open_context(filp)->dir_cookie;
552 desc->decode = NFS_PROTO(inode)->decode_dirent;
553 desc->plus = NFS_USE_READDIRPLUS(inode);
554
555 my_entry.cookie = my_entry.prev_cookie = 0;
556 my_entry.eof = 0;
534
535 dfprintk(FILE, "NFS: readdir(%s/%s) starting at cookie %llu\n",
536 dentry->d_parent->d_name.name, dentry->d_name.name,
537 (long long)filp->f_pos);
538 nfs_inc_stats(inode, NFSIOS_VFSGETDENTS);
539
540 /*
541 * filp->f_pos points to the dirent entry number.

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547
548 desc->file = filp;
549 desc->dir_cookie = &nfs_file_open_context(filp)->dir_cookie;
550 desc->decode = NFS_PROTO(inode)->decode_dirent;
551 desc->plus = NFS_USE_READDIRPLUS(inode);
552
553 my_entry.cookie = my_entry.prev_cookie = 0;
554 my_entry.eof = 0;
557 my_entry.fh = &fh;
558 my_entry.fattr = &fattr;
559 nfs_fattr_init(&fattr);
555 my_entry.fh = nfs_alloc_fhandle();
556 my_entry.fattr = nfs_alloc_fattr();
557 if (my_entry.fh == NULL || my_entry.fattr == NULL)
558 goto out_alloc_failed;
559
560 desc->entry = &my_entry;
561
562 nfs_block_sillyrename(dentry);
563 res = nfs_revalidate_mapping(inode, filp->f_mapping);
564 if (res < 0)
565 goto out;
566
567 while(!desc->entry->eof) {

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593 res = 0;
594 break;
595 }
596 }
597out:
598 nfs_unblock_sillyrename(dentry);
599 if (res > 0)
600 res = 0;
560 desc->entry = &my_entry;
561
562 nfs_block_sillyrename(dentry);
563 res = nfs_revalidate_mapping(inode, filp->f_mapping);
564 if (res < 0)
565 goto out;
566
567 while(!desc->entry->eof) {

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593 res = 0;
594 break;
595 }
596 }
597out:
598 nfs_unblock_sillyrename(dentry);
599 if (res > 0)
600 res = 0;
601 dfprintk(FILE, "NFS: readdir(%s/%s) returns %ld\n",
601out_alloc_failed:
602 nfs_free_fattr(my_entry.fattr);
603 nfs_free_fhandle(my_entry.fh);
604 dfprintk(FILE, "NFS: readdir(%s/%s) returns %d\n",
602 dentry->d_parent->d_name.name, dentry->d_name.name,
603 res);
604 return res;
605}
606
607static loff_t nfs_llseek_dir(struct file *filp, loff_t offset, int origin)
608{
609 struct dentry *dentry = filp->f_path.dentry;

--- 1399 unchanged lines hidden --- 		605 dentry->d_parent->d_name.name, dentry->d_name.name,
606 res);
607 return res;
608}
609
610static loff_t nfs_llseek_dir(struct file *filp, loff_t offset, int origin)
611{
612 struct dentry *dentry = filp->f_path.dentry;

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