static void nfs_set_cache_invalid(struct inode *inode, unsigned long flags)
{
struct nfs_inode *nfsi = NFS_I(inode);
+ bool have_delegation = nfs_have_delegated_attributes(inode);
+ if (have_delegation)
+ flags &= ~(NFS_INO_INVALID_CHANGE|NFS_INO_REVAL_PAGECACHE);
if (inode->i_mapping->nrpages == 0)
flags &= ~NFS_INO_INVALID_DATA;
nfsi->cache_validity |= flags;
inode->i_mode = fattr->mode;
if ((fattr->valid & NFS_ATTR_FATTR_MODE) == 0
&& nfs_server_capable(inode, NFS_CAP_MODE))
- nfs_set_cache_invalid(inode, NFS_INO_INVALID_ATTR);
+ nfs_set_cache_invalid(inode, NFS_INO_INVALID_OTHER);
/* Why so? Because we want revalidate for devices/FIFOs, and
* that's precisely what we have in nfs_file_inode_operations.
*/
if (fattr->valid & NFS_ATTR_FATTR_ATIME)
inode->i_atime = fattr->atime;
else if (nfs_server_capable(inode, NFS_CAP_ATIME))
- nfs_set_cache_invalid(inode, NFS_INO_INVALID_ATTR);
+ nfs_set_cache_invalid(inode, NFS_INO_INVALID_ATIME);
if (fattr->valid & NFS_ATTR_FATTR_MTIME)
inode->i_mtime = fattr->mtime;
else if (nfs_server_capable(inode, NFS_CAP_MTIME))
- nfs_set_cache_invalid(inode, NFS_INO_INVALID_ATTR);
+ nfs_set_cache_invalid(inode, NFS_INO_INVALID_MTIME);
if (fattr->valid & NFS_ATTR_FATTR_CTIME)
inode->i_ctime = fattr->ctime;
else if (nfs_server_capable(inode, NFS_CAP_CTIME))
- nfs_set_cache_invalid(inode, NFS_INO_INVALID_ATTR);
+ nfs_set_cache_invalid(inode, NFS_INO_INVALID_CTIME);
if (fattr->valid & NFS_ATTR_FATTR_CHANGE)
inode_set_iversion_raw(inode, fattr->change_attr);
else
- nfs_set_cache_invalid(inode, NFS_INO_INVALID_ATTR
- | NFS_INO_REVAL_PAGECACHE);
+ nfs_set_cache_invalid(inode, NFS_INO_INVALID_CHANGE);
if (fattr->valid & NFS_ATTR_FATTR_SIZE)
inode->i_size = nfs_size_to_loff_t(fattr->size);
else
- nfs_set_cache_invalid(inode, NFS_INO_INVALID_ATTR
- | NFS_INO_REVAL_PAGECACHE);
+ nfs_set_cache_invalid(inode, NFS_INO_INVALID_SIZE);
if (fattr->valid & NFS_ATTR_FATTR_NLINK)
set_nlink(inode, fattr->nlink);
else if (nfs_server_capable(inode, NFS_CAP_NLINK))
- nfs_set_cache_invalid(inode, NFS_INO_INVALID_ATTR);
+ nfs_set_cache_invalid(inode, NFS_INO_INVALID_OTHER);
if (fattr->valid & NFS_ATTR_FATTR_OWNER)
inode->i_uid = fattr->uid;
else if (nfs_server_capable(inode, NFS_CAP_OWNER))
- nfs_set_cache_invalid(inode, NFS_INO_INVALID_ATTR);
+ nfs_set_cache_invalid(inode, NFS_INO_INVALID_OTHER);
if (fattr->valid & NFS_ATTR_FATTR_GROUP)
inode->i_gid = fattr->gid;
else if (nfs_server_capable(inode, NFS_CAP_OWNER_GROUP))
- nfs_set_cache_invalid(inode, NFS_INO_INVALID_ATTR);
+ nfs_set_cache_invalid(inode, NFS_INO_INVALID_OTHER);
if (fattr->valid & NFS_ATTR_FATTR_BLOCKS_USED)
inode->i_blocks = fattr->du.nfs2.blocks;
if (fattr->valid & NFS_ATTR_FATTR_SPACE_USED) {
goto out;
}
- /*
- * Return any delegations if we're going to change ACLs
- */
- if ((attr->ia_valid & (ATTR_MODE|ATTR_UID|ATTR_GID)) != 0)
- NFS_PROTO(inode)->return_delegation(inode);
error = NFS_PROTO(inode)->setattr(dentry, fattr, attr);
if (error == 0)
error = nfs_refresh_inode(inode, fattr);
/* Optimisation */
if (offset == 0)
NFS_I(inode)->cache_validity &= ~NFS_INO_INVALID_DATA;
+ NFS_I(inode)->cache_validity &= ~NFS_INO_INVALID_SIZE;
spin_unlock(&inode->i_lock);
truncate_pagecache(inode, offset);
* nfs_setattr_update_inode - Update inode metadata after a setattr call.
* @inode: pointer to struct inode
* @attr: pointer to struct iattr
+ * @fattr: pointer to struct nfs_fattr
*
* Note: we do this in the *proc.c in order to ensure that
* it works for things like exclusive creates too.
spin_lock(&inode->i_lock);
NFS_I(inode)->attr_gencount = fattr->gencount;
+ nfs_set_cache_invalid(inode, NFS_INO_INVALID_CHANGE
+ | NFS_INO_INVALID_CTIME);
if ((attr->ia_valid & (ATTR_MODE|ATTR_UID|ATTR_GID)) != 0) {
if ((attr->ia_valid & ATTR_MODE) != 0) {
int mode = attr->ia_mode & S_IALLUGO;
| NFS_INO_INVALID_ACL);
}
if ((attr->ia_valid & ATTR_SIZE) != 0) {
+ nfs_set_cache_invalid(inode, NFS_INO_INVALID_MTIME);
nfs_inc_stats(inode, NFSIOS_SETATTRTRUNC);
nfs_vmtruncate(inode, attr->ia_size);
}
if (fattr->valid)
nfs_update_inode(inode, fattr);
- else
- NFS_I(inode)->cache_validity |= NFS_INO_INVALID_ATTR;
spin_unlock(&inode->i_lock);
}
EXPORT_SYMBOL_GPL(nfs_setattr_update_inode);
return nfs_file_has_writers(nfsi) && nfs_file_io_is_buffered(nfsi);
}
-static unsigned long nfs_wcc_update_inode(struct inode *inode, struct nfs_fattr *fattr)
+static void nfs_wcc_update_inode(struct inode *inode, struct nfs_fattr *fattr)
{
- unsigned long ret = 0;
-
if ((fattr->valid & NFS_ATTR_FATTR_PRECHANGE)
&& (fattr->valid & NFS_ATTR_FATTR_CHANGE)
&& inode_eq_iversion_raw(inode, fattr->pre_change_attr)) {
inode_set_iversion_raw(inode, fattr->change_attr);
if (S_ISDIR(inode->i_mode))
nfs_set_cache_invalid(inode, NFS_INO_INVALID_DATA);
- ret |= NFS_INO_INVALID_ATTR;
}
/* If we have atomic WCC data, we may update some attributes */
if ((fattr->valid & NFS_ATTR_FATTR_PRECTIME)
&& (fattr->valid & NFS_ATTR_FATTR_CTIME)
&& timespec_equal(&inode->i_ctime, &fattr->pre_ctime)) {
memcpy(&inode->i_ctime, &fattr->ctime, sizeof(inode->i_ctime));
- ret |= NFS_INO_INVALID_ATTR;
}
if ((fattr->valid & NFS_ATTR_FATTR_PREMTIME)
memcpy(&inode->i_mtime, &fattr->mtime, sizeof(inode->i_mtime));
if (S_ISDIR(inode->i_mode))
nfs_set_cache_invalid(inode, NFS_INO_INVALID_DATA);
- ret |= NFS_INO_INVALID_ATTR;
}
if ((fattr->valid & NFS_ATTR_FATTR_PRESIZE)
&& (fattr->valid & NFS_ATTR_FATTR_SIZE)
&& i_size_read(inode) == nfs_size_to_loff_t(fattr->pre_size)
&& !nfs_have_writebacks(inode)) {
i_size_write(inode, nfs_size_to_loff_t(fattr->size));
- ret |= NFS_INO_INVALID_ATTR;
}
-
- return ret;
}
/**
if (!nfs_file_has_buffered_writers(nfsi)) {
/* Verify a few of the more important attributes */
if ((fattr->valid & NFS_ATTR_FATTR_CHANGE) != 0 && !inode_eq_iversion_raw(inode, fattr->change_attr))
- invalid |= NFS_INO_INVALID_ATTR | NFS_INO_REVAL_PAGECACHE;
+ invalid |= NFS_INO_INVALID_CHANGE
+ | NFS_INO_REVAL_PAGECACHE;
if ((fattr->valid & NFS_ATTR_FATTR_MTIME) && !timespec_equal(&inode->i_mtime, &fattr->mtime))
- invalid |= NFS_INO_INVALID_ATTR;
+ invalid |= NFS_INO_INVALID_MTIME;
if ((fattr->valid & NFS_ATTR_FATTR_CTIME) && !timespec_equal(&inode->i_ctime, &fattr->ctime))
- invalid |= NFS_INO_INVALID_ATTR;
+ invalid |= NFS_INO_INVALID_CTIME;
if (fattr->valid & NFS_ATTR_FATTR_SIZE) {
cur_size = i_size_read(inode);
new_isize = nfs_size_to_loff_t(fattr->size);
if (cur_size != new_isize)
- invalid |= NFS_INO_INVALID_ATTR|NFS_INO_REVAL_PAGECACHE;
+ invalid |= NFS_INO_INVALID_SIZE
+ | NFS_INO_REVAL_PAGECACHE;
}
}
/* Have any file permissions changed? */
if ((fattr->valid & NFS_ATTR_FATTR_MODE) && (inode->i_mode & S_IALLUGO) != (fattr->mode & S_IALLUGO))
- invalid |= NFS_INO_INVALID_ATTR | NFS_INO_INVALID_ACCESS | NFS_INO_INVALID_ACL;
+ invalid |= NFS_INO_INVALID_ACCESS
+ | NFS_INO_INVALID_ACL
+ | NFS_INO_INVALID_OTHER;
if ((fattr->valid & NFS_ATTR_FATTR_OWNER) && !uid_eq(inode->i_uid, fattr->uid))
- invalid |= NFS_INO_INVALID_ATTR | NFS_INO_INVALID_ACCESS | NFS_INO_INVALID_ACL;
+ invalid |= NFS_INO_INVALID_ACCESS
+ | NFS_INO_INVALID_ACL
+ | NFS_INO_INVALID_OTHER;
if ((fattr->valid & NFS_ATTR_FATTR_GROUP) && !gid_eq(inode->i_gid, fattr->gid))
- invalid |= NFS_INO_INVALID_ATTR | NFS_INO_INVALID_ACCESS | NFS_INO_INVALID_ACL;
+ invalid |= NFS_INO_INVALID_ACCESS
+ | NFS_INO_INVALID_ACL
+ | NFS_INO_INVALID_OTHER;
/* Has the link count changed? */
if ((fattr->valid & NFS_ATTR_FATTR_NLINK) && inode->i_nlink != fattr->nlink)
- invalid |= NFS_INO_INVALID_ATTR;
+ invalid |= NFS_INO_INVALID_OTHER;
if ((fattr->valid & NFS_ATTR_FATTR_ATIME) && !timespec_equal(&inode->i_atime, &fattr->atime))
invalid |= NFS_INO_INVALID_ATIME;
}
EXPORT_SYMBOL_GPL(nfs_refresh_inode);
-static int nfs_post_op_update_inode_locked(struct inode *inode, struct nfs_fattr *fattr)
+static int nfs_post_op_update_inode_locked(struct inode *inode,
+ struct nfs_fattr *fattr, unsigned int invalid)
{
- unsigned long invalid = NFS_INO_INVALID_ATTR;
-
if (S_ISDIR(inode->i_mode))
invalid |= NFS_INO_INVALID_DATA;
nfs_set_cache_invalid(inode, invalid);
spin_lock(&inode->i_lock);
nfs_fattr_set_barrier(fattr);
- status = nfs_post_op_update_inode_locked(inode, fattr);
+ status = nfs_post_op_update_inode_locked(inode, fattr,
+ NFS_INO_INVALID_CHANGE
+ | NFS_INO_INVALID_CTIME);
spin_unlock(&inode->i_lock);
return status;
fattr->valid |= NFS_ATTR_FATTR_PRESIZE;
}
out_noforce:
- status = nfs_post_op_update_inode_locked(inode, fattr);
+ status = nfs_post_op_update_inode_locked(inode, fattr,
+ NFS_INO_INVALID_CHANGE
+ | NFS_INO_INVALID_CTIME
+ | NFS_INO_INVALID_MTIME);
return status;
}
| NFS_INO_REVAL_PAGECACHE);
/* Do atomic weak cache consistency updates */
- invalid |= nfs_wcc_update_inode(inode, fattr);
+ nfs_wcc_update_inode(inode, fattr);
if (pnfs_layoutcommit_outstanding(inode)) {
nfsi->cache_validity |= save_cache_validity & NFS_INO_INVALID_ATTR;
inode->i_sb->s_id, inode->i_ino);
/* Could it be a race with writeback? */
if (!have_writers) {
- invalid |= NFS_INO_INVALID_ATTR
+ invalid |= NFS_INO_INVALID_CHANGE
| NFS_INO_INVALID_DATA
| NFS_INO_INVALID_ACCESS
| NFS_INO_INVALID_ACL;
+ /* Force revalidate of all attributes */
+ save_cache_validity |= NFS_INO_INVALID_CTIME
+ | NFS_INO_INVALID_MTIME
+ | NFS_INO_INVALID_SIZE
+ | NFS_INO_INVALID_OTHER;
if (S_ISDIR(inode->i_mode))
nfs_force_lookup_revalidate(inode);
}
inode_set_iversion_raw(inode, fattr->change_attr);
}
} else {
- nfsi->cache_validity |= save_cache_validity;
+ nfsi->cache_validity |= save_cache_validity &
+ (NFS_INO_INVALID_CHANGE
+ | NFS_INO_REVAL_PAGECACHE
+ | NFS_INO_REVAL_FORCED);
cache_revalidated = false;
}
memcpy(&inode->i_mtime, &fattr->mtime, sizeof(inode->i_mtime));
} else if (server->caps & NFS_CAP_MTIME) {
nfsi->cache_validity |= save_cache_validity &
- (NFS_INO_INVALID_ATTR
+ (NFS_INO_INVALID_MTIME
| NFS_INO_REVAL_FORCED);
cache_revalidated = false;
}
memcpy(&inode->i_ctime, &fattr->ctime, sizeof(inode->i_ctime));
} else if (server->caps & NFS_CAP_CTIME) {
nfsi->cache_validity |= save_cache_validity &
- (NFS_INO_INVALID_ATTR
+ (NFS_INO_INVALID_CTIME
| NFS_INO_REVAL_FORCED);
cache_revalidated = false;
}
if (!nfs_have_writebacks(inode) || new_isize > cur_isize) {
i_size_write(inode, new_isize);
if (!have_writers)
- invalid |= NFS_INO_INVALID_ATTR|NFS_INO_INVALID_DATA;
+ invalid |= NFS_INO_INVALID_DATA;
}
dprintk("NFS: isize change on server for file %s/%ld "
"(%Ld to %Ld)\n",
}
} else {
nfsi->cache_validity |= save_cache_validity &
- (NFS_INO_INVALID_ATTR
+ (NFS_INO_INVALID_SIZE
| NFS_INO_REVAL_PAGECACHE
| NFS_INO_REVAL_FORCED);
cache_revalidated = false;
umode_t newmode = inode->i_mode & S_IFMT;
newmode |= fattr->mode & S_IALLUGO;
inode->i_mode = newmode;
- invalid |= NFS_INO_INVALID_ATTR|NFS_INO_INVALID_ACCESS|NFS_INO_INVALID_ACL;
+ invalid |= NFS_INO_INVALID_ACCESS
+ | NFS_INO_INVALID_ACL
+ | NFS_INO_INVALID_OTHER;
}
} else if (server->caps & NFS_CAP_MODE) {
nfsi->cache_validity |= save_cache_validity &
- (NFS_INO_INVALID_ATTR
- | NFS_INO_INVALID_ACCESS
+ (NFS_INO_INVALID_ACCESS
| NFS_INO_INVALID_ACL
+ | NFS_INO_INVALID_OTHER
| NFS_INO_REVAL_FORCED);
cache_revalidated = false;
}
if (fattr->valid & NFS_ATTR_FATTR_OWNER) {
if (!uid_eq(inode->i_uid, fattr->uid)) {
- invalid |= NFS_INO_INVALID_ATTR|NFS_INO_INVALID_ACCESS|NFS_INO_INVALID_ACL;
+ invalid |= NFS_INO_INVALID_ACCESS
+ | NFS_INO_INVALID_ACL
+ | NFS_INO_INVALID_OTHER;
inode->i_uid = fattr->uid;
}
} else if (server->caps & NFS_CAP_OWNER) {
nfsi->cache_validity |= save_cache_validity &
- (NFS_INO_INVALID_ATTR
- | NFS_INO_INVALID_ACCESS
+ (NFS_INO_INVALID_ACCESS
| NFS_INO_INVALID_ACL
+ | NFS_INO_INVALID_OTHER
| NFS_INO_REVAL_FORCED);
cache_revalidated = false;
}
if (fattr->valid & NFS_ATTR_FATTR_GROUP) {
if (!gid_eq(inode->i_gid, fattr->gid)) {
- invalid |= NFS_INO_INVALID_ATTR|NFS_INO_INVALID_ACCESS|NFS_INO_INVALID_ACL;
+ invalid |= NFS_INO_INVALID_ACCESS
+ | NFS_INO_INVALID_ACL
+ | NFS_INO_INVALID_OTHER;
inode->i_gid = fattr->gid;
}
} else if (server->caps & NFS_CAP_OWNER_GROUP) {
nfsi->cache_validity |= save_cache_validity &
- (NFS_INO_INVALID_ATTR
- | NFS_INO_INVALID_ACCESS
+ (NFS_INO_INVALID_ACCESS
| NFS_INO_INVALID_ACL
+ | NFS_INO_INVALID_OTHER
| NFS_INO_REVAL_FORCED);
cache_revalidated = false;
}
if (fattr->valid & NFS_ATTR_FATTR_NLINK) {
if (inode->i_nlink != fattr->nlink) {
- invalid |= NFS_INO_INVALID_ATTR;
+ invalid |= NFS_INO_INVALID_OTHER;
if (S_ISDIR(inode->i_mode))
invalid |= NFS_INO_INVALID_DATA;
set_nlink(inode, fattr->nlink);
}
} else if (server->caps & NFS_CAP_NLINK) {
nfsi->cache_validity |= save_cache_validity &
- (NFS_INO_INVALID_ATTR
+ (NFS_INO_INVALID_OTHER
| NFS_INO_REVAL_FORCED);
cache_revalidated = false;
}
/* Update attrtimeo value if we're out of the unstable period */
if (invalid & NFS_INO_INVALID_ATTR) {
+ invalid &= ~NFS_INO_INVALID_ATTR;
nfs_inc_stats(inode, NFSIOS_ATTRINVALIDATE);
nfsi->attrtimeo = NFS_MINATTRTIMEO(inode);
nfsi->attrtimeo_timestamp = now;
nfsi->attr_gencount = fattr->gencount;
}
- /* Don't declare attrcache up to date if there were no attrs! */
- if (cache_revalidated)
- invalid &= ~NFS_INO_INVALID_ATTR;
-
/* Don't invalidate the data if we were to blame */
if (!(S_ISREG(inode->i_mode) || S_ISDIR(inode->i_mode)
|| S_ISLNK(inode->i_mode)))
git.samba.org / sfrench / cifs-2.6.git / blobdiff