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Diffstat (limited to 'fs/nfs')
-rw-r--r--fs/nfs/callback_xdr.c6
-rw-r--r--fs/nfs/delegation.c15
-rw-r--r--fs/nfs/file.c7
-rw-r--r--fs/nfs/fscache.c24
-rw-r--r--fs/nfs/fscache.h9
-rw-r--r--fs/nfs/nfs4proc.c12
-rw-r--r--fs/nfs/pnfs.c5
-rw-r--r--fs/nfs/super.c2
8 files changed, 37 insertions, 43 deletions
diff --git a/fs/nfs/callback_xdr.c b/fs/nfs/callback_xdr.c
index 29c49a7e5fe1..6df77f008d3f 100644
--- a/fs/nfs/callback_xdr.c
+++ b/fs/nfs/callback_xdr.c
@@ -118,7 +118,9 @@ static __be32 decode_bitmap(struct xdr_stream *xdr, uint32_t *bitmap)
if (likely(attrlen > 0))
bitmap[0] = ntohl(*p++);
if (attrlen > 1)
- bitmap[1] = ntohl(*p);
+ bitmap[1] = ntohl(*p++);
+ if (attrlen > 2)
+ bitmap[2] = ntohl(*p);
return 0;
}
@@ -446,7 +448,7 @@ static __be32 decode_recallany_args(struct svc_rqst *rqstp,
void *argp)
{
struct cb_recallanyargs *args = argp;
- uint32_t bitmap[2];
+ uint32_t bitmap[3];
__be32 *p, status;
p = xdr_inline_decode(xdr, 4);
diff --git a/fs/nfs/delegation.c b/fs/nfs/delegation.c
index d5edb3b3eeef..20cb2008f9e4 100644
--- a/fs/nfs/delegation.c
+++ b/fs/nfs/delegation.c
@@ -647,6 +647,9 @@ restart:
prev = delegation;
continue;
}
+ inode = nfs_delegation_grab_inode(delegation);
+ if (inode == NULL)
+ continue;
if (prev) {
struct inode *tmp = nfs_delegation_grab_inode(prev);
@@ -657,12 +660,6 @@ restart:
}
}
- inode = nfs_delegation_grab_inode(delegation);
- if (inode == NULL) {
- rcu_read_unlock();
- iput(to_put);
- goto restart;
- }
delegation = nfs_start_delegation_return_locked(NFS_I(inode));
rcu_read_unlock();
@@ -1184,7 +1181,6 @@ static int nfs_server_reap_unclaimed_delegations(struct nfs_server *server,
struct inode *inode;
restart:
rcu_read_lock();
-restart_locked:
list_for_each_entry_rcu(delegation, &server->delegations, super_list) {
if (test_bit(NFS_DELEGATION_INODE_FREEING,
&delegation->flags) ||
@@ -1195,7 +1191,7 @@ restart_locked:
continue;
inode = nfs_delegation_grab_inode(delegation);
if (inode == NULL)
- goto restart_locked;
+ continue;
delegation = nfs_start_delegation_return_locked(NFS_I(inode));
rcu_read_unlock();
if (delegation != NULL) {
@@ -1318,7 +1314,6 @@ static int nfs_server_reap_expired_delegations(struct nfs_server *server,
restart:
rcu_read_lock();
-restart_locked:
list_for_each_entry_rcu(delegation, &server->delegations, super_list) {
if (test_bit(NFS_DELEGATION_INODE_FREEING,
&delegation->flags) ||
@@ -1330,7 +1325,7 @@ restart_locked:
continue;
inode = nfs_delegation_grab_inode(delegation);
if (inode == NULL)
- goto restart_locked;
+ continue;
spin_lock(&delegation->lock);
cred = get_cred_rcu(delegation->cred);
nfs4_stateid_copy(&stateid, &delegation->stateid);
diff --git a/fs/nfs/file.c b/fs/nfs/file.c
index 61a8cdb9f1e1..6800ee92d742 100644
--- a/fs/nfs/file.c
+++ b/fs/nfs/file.c
@@ -336,7 +336,7 @@ static bool nfs_want_read_modify_write(struct file *file, struct folio *folio,
* increment the page use counts until he is done with the page.
*/
static int nfs_write_begin(struct file *file, struct address_space *mapping,
- loff_t pos, unsigned len, struct page **pagep,
+ loff_t pos, unsigned len, struct folio **foliop,
void **fsdata)
{
fgf_t fgp = FGP_WRITEBEGIN;
@@ -353,7 +353,7 @@ start:
mapping_gfp_mask(mapping));
if (IS_ERR(folio))
return PTR_ERR(folio);
- *pagep = &folio->page;
+ *foliop = folio;
ret = nfs_flush_incompatible(file, folio);
if (ret) {
@@ -372,10 +372,9 @@ start:
static int nfs_write_end(struct file *file, struct address_space *mapping,
loff_t pos, unsigned len, unsigned copied,
- struct page *page, void *fsdata)
+ struct folio *folio, void *fsdata)
{
struct nfs_open_context *ctx = nfs_file_open_context(file);
- struct folio *folio = page_folio(page);
unsigned offset = offset_in_folio(folio, pos);
int status;
diff --git a/fs/nfs/fscache.c b/fs/nfs/fscache.c
index 7202ce84d0eb..810269ee0a50 100644
--- a/fs/nfs/fscache.c
+++ b/fs/nfs/fscache.c
@@ -265,6 +265,9 @@ static int nfs_netfs_init_request(struct netfs_io_request *rreq, struct file *fi
{
rreq->netfs_priv = get_nfs_open_context(nfs_file_open_context(file));
rreq->debug_id = atomic_inc_return(&nfs_netfs_debug_id);
+ /* [DEPRECATED] Use PG_private_2 to mark folio being written to the cache. */
+ __set_bit(NETFS_RREQ_USE_PGPRIV2, &rreq->flags);
+ rreq->io_streams[0].sreq_max_len = NFS_SB(rreq->inode->i_sb)->rsize;
return 0;
}
@@ -286,14 +289,6 @@ static struct nfs_netfs_io_data *nfs_netfs_alloc(struct netfs_io_subrequest *sre
return netfs;
}
-static bool nfs_netfs_clamp_length(struct netfs_io_subrequest *sreq)
-{
- size_t rsize = NFS_SB(sreq->rreq->inode->i_sb)->rsize;
-
- sreq->len = min(sreq->len, rsize);
- return true;
-}
-
static void nfs_netfs_issue_read(struct netfs_io_subrequest *sreq)
{
struct nfs_netfs_io_data *netfs;
@@ -302,17 +297,18 @@ static void nfs_netfs_issue_read(struct netfs_io_subrequest *sreq)
struct nfs_open_context *ctx = sreq->rreq->netfs_priv;
struct page *page;
unsigned long idx;
+ pgoff_t start, last;
int err;
- pgoff_t start = (sreq->start + sreq->transferred) >> PAGE_SHIFT;
- pgoff_t last = ((sreq->start + sreq->len -
- sreq->transferred - 1) >> PAGE_SHIFT);
+
+ start = (sreq->start + sreq->transferred) >> PAGE_SHIFT;
+ last = ((sreq->start + sreq->len - sreq->transferred - 1) >> PAGE_SHIFT);
nfs_pageio_init_read(&pgio, inode, false,
&nfs_async_read_completion_ops);
netfs = nfs_netfs_alloc(sreq);
if (!netfs)
- return netfs_subreq_terminated(sreq, -ENOMEM, false);
+ return netfs_read_subreq_terminated(sreq, -ENOMEM, false);
pgio.pg_netfs = netfs; /* used in completion */
@@ -361,7 +357,8 @@ void nfs_netfs_read_completion(struct nfs_pgio_header *hdr)
return;
sreq = netfs->sreq;
- if (test_bit(NFS_IOHDR_EOF, &hdr->flags))
+ if (test_bit(NFS_IOHDR_EOF, &hdr->flags) &&
+ sreq->rreq->origin != NETFS_DIO_READ)
__set_bit(NETFS_SREQ_CLEAR_TAIL, &sreq->flags);
if (hdr->error)
@@ -377,5 +374,4 @@ const struct netfs_request_ops nfs_netfs_ops = {
.init_request = nfs_netfs_init_request,
.free_request = nfs_netfs_free_request,
.issue_read = nfs_netfs_issue_read,
- .clamp_length = nfs_netfs_clamp_length
};
diff --git a/fs/nfs/fscache.h b/fs/nfs/fscache.h
index fbed0027996f..772d485e96d3 100644
--- a/fs/nfs/fscache.h
+++ b/fs/nfs/fscache.h
@@ -60,8 +60,6 @@ static inline void nfs_netfs_get(struct nfs_netfs_io_data *netfs)
static inline void nfs_netfs_put(struct nfs_netfs_io_data *netfs)
{
- ssize_t final_len;
-
/* Only the last RPC completion should call netfs_subreq_terminated() */
if (!refcount_dec_and_test(&netfs->refcount))
return;
@@ -74,15 +72,14 @@ static inline void nfs_netfs_put(struct nfs_netfs_io_data *netfs)
* Correct the final length here to be no larger than the netfs subrequest
* length, and thus avoid netfs's "Subreq overread" warning message.
*/
- final_len = min_t(s64, netfs->sreq->len, atomic64_read(&netfs->transferred));
- netfs_subreq_terminated(netfs->sreq, netfs->error ?: final_len, false);
+ netfs->sreq->transferred = min_t(s64, netfs->sreq->len,
+ atomic64_read(&netfs->transferred));
+ netfs_read_subreq_terminated(netfs->sreq, netfs->error, false);
kfree(netfs);
}
static inline void nfs_netfs_inode_init(struct nfs_inode *nfsi)
{
netfs_inode_init(&nfsi->netfs, &nfs_netfs_ops, false);
- /* [DEPRECATED] Use PG_private_2 to mark folio being written to the cache. */
- __set_bit(NETFS_ICTX_USE_PGPRIV2, &nfsi->netfs.flags);
}
extern void nfs_netfs_initiate_read(struct nfs_pgio_header *hdr);
extern void nfs_netfs_read_completion(struct nfs_pgio_header *hdr);
diff --git a/fs/nfs/nfs4proc.c b/fs/nfs/nfs4proc.c
index 8883016c551c..b8ffbe52ba15 100644
--- a/fs/nfs/nfs4proc.c
+++ b/fs/nfs/nfs4proc.c
@@ -3931,7 +3931,8 @@ static int _nfs4_server_capabilities(struct nfs_server *server, struct nfs_fh *f
FATTR4_WORD0_CASE_INSENSITIVE |
FATTR4_WORD0_CASE_PRESERVING;
if (minorversion)
- bitmask[2] = FATTR4_WORD2_SUPPATTR_EXCLCREAT;
+ bitmask[2] = FATTR4_WORD2_SUPPATTR_EXCLCREAT |
+ FATTR4_WORD2_OPEN_ARGUMENTS;
status = nfs4_call_sync(server->client, server, &msg, &args.seq_args, &res.seq_res, 0);
if (status == 0) {
@@ -9997,6 +9998,7 @@ static void nfs4_layoutreturn_done(struct rpc_task *task, void *calldata)
fallthrough;
default:
task->tk_status = 0;
+ lrp->res.lrs_present = 0;
fallthrough;
case 0:
break;
@@ -10010,9 +10012,11 @@ static void nfs4_layoutreturn_done(struct rpc_task *task, void *calldata)
task->tk_status = 0;
break;
case -NFS4ERR_DELAY:
- if (nfs4_async_handle_error(task, server, NULL, NULL) != -EAGAIN)
- break;
- goto out_restart;
+ if (nfs4_async_handle_error(task, server, NULL, NULL) ==
+ -EAGAIN)
+ goto out_restart;
+ lrp->res.lrs_present = 0;
+ break;
}
return;
out_restart:
diff --git a/fs/nfs/pnfs.c b/fs/nfs/pnfs.c
index aa698481bec8..0d16b383a452 100644
--- a/fs/nfs/pnfs.c
+++ b/fs/nfs/pnfs.c
@@ -1284,10 +1284,9 @@ void pnfs_layoutreturn_free_lsegs(struct pnfs_layout_hdr *lo,
LIST_HEAD(freeme);
spin_lock(&inode->i_lock);
- if (!pnfs_layout_is_valid(lo) ||
- !nfs4_stateid_match_other(&lo->plh_stateid, arg_stateid))
+ if (!nfs4_stateid_match_other(&lo->plh_stateid, arg_stateid))
goto out_unlock;
- if (stateid) {
+ if (stateid && pnfs_layout_is_valid(lo)) {
u32 seq = be32_to_cpu(arg_stateid->seqid);
pnfs_mark_matching_lsegs_invalid(lo, &freeme, range, seq);
diff --git a/fs/nfs/super.c b/fs/nfs/super.c
index cbbd4866b0b7..97b386032b71 100644
--- a/fs/nfs/super.c
+++ b/fs/nfs/super.c
@@ -47,6 +47,7 @@
#include <linux/vfs.h>
#include <linux/inet.h>
#include <linux/in6.h>
+#include <linux/sched.h>
#include <linux/slab.h>
#include <net/ipv6.h>
#include <linux/netdevice.h>
@@ -228,6 +229,7 @@ static int __nfs_list_for_each_server(struct list_head *head,
ret = fn(server, data);
if (ret)
goto out;
+ cond_resched();
rcu_read_lock();
}
rcu_read_unlock();
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