nfs4proc.c (cd9a1c0e5ac681871d64804f82291649e2a0accb) nfs4proc.c (f46e0bd34ec002d0727761da52b8fd47f06d4440)
1/*
2 * fs/nfs/nfs4proc.c
3 *
4 * Client-side procedure declarations for NFSv4.
5 *
6 * Copyright (c) 2002 The Regents of the University of Michigan.
7 * All rights reserved.
8 *

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2019 return 0;
2020 }
2021 ret = PTR_ERR(filp);
2022out_close:
2023 nfs4_close_sync(path, state, fmode & (FMODE_READ|FMODE_WRITE));
2024 return ret;
2025}
2026
1/*
2 * fs/nfs/nfs4proc.c
3 *
4 * Client-side procedure declarations for NFSv4.
5 *
6 * Copyright (c) 2002 The Regents of the University of Michigan.
7 * All rights reserved.
8 *

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2019 return 0;
2020 }
2021 ret = PTR_ERR(filp);
2022out_close:
2023 nfs4_close_sync(path, state, fmode & (FMODE_READ|FMODE_WRITE));
2024 return ret;
2025}
2026
2027struct dentry *
2027struct inode *
2028nfs4_atomic_open(struct inode *dir, struct nfs_open_context *ctx, int open_flags, struct iattr *attr)
2029{
2028nfs4_atomic_open(struct inode *dir, struct nfs_open_context *ctx, int open_flags, struct iattr *attr)
2029{
2030 struct dentry *dentry = ctx->path.dentry;
2031 struct dentry *parent;
2032 struct nfs4_state *state;
2030 struct nfs4_state *state;
2033 struct dentry *res;
2034
2031
2035 parent = dentry->d_parent;
2036 /* Protect against concurrent sillydeletes */
2032 /* Protect against concurrent sillydeletes */
2037 nfs_block_sillyrename(parent);
2038 state = nfs4_do_open(dir, &ctx->path, ctx->mode, open_flags, attr, ctx->cred);
2033 state = nfs4_do_open(dir, &ctx->path, ctx->mode, open_flags, attr, ctx->cred);
2039 if (IS_ERR(state)) {
2040 if (PTR_ERR(state) == -ENOENT) {
2041 d_add(dentry, NULL);
2042 nfs_set_verifier(dentry, nfs_save_change_attribute(dir));
2043 }
2044 nfs_unblock_sillyrename(parent);
2045 return (struct dentry *)state;
2046 }
2047 res = d_add_unique(dentry, igrab(state->inode));
2048 if (res != NULL) {
2049 struct dentry *dummy = ctx->path.dentry;
2050
2051 ctx->path.dentry = dget(res);
2052 dput(dummy);
2053 }
2034 if (IS_ERR(state))
2035 return ERR_CAST(state);
2054 ctx->state = state;
2036 ctx->state = state;
2055 nfs_set_verifier(ctx->path.dentry, nfs_save_change_attribute(dir));
2056 nfs_unblock_sillyrename(parent);
2057 return res;
2037 return igrab(state->inode);
2058}
2059
2060int
2061nfs4_open_revalidate(struct inode *dir, struct dentry *dentry, int openflags, struct nameidata *nd)
2062{
2063 struct path path = {
2064 .mnt = nd->path.mnt,
2065 .dentry = dentry,

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2039
2040int
2041nfs4_open_revalidate(struct inode *dir, struct dentry *dentry, int openflags, struct nameidata *nd)
2042{
2043 struct path path = {
2044 .mnt = nd->path.mnt,
2045 .dentry = dentry,

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