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-rw-r--r--fs/nfs/Kconfig4
-rw-r--r--fs/nfs/dir.c131
-rw-r--r--fs/nfs/direct.c2
-rw-r--r--fs/nfs/file.c13
-rw-r--r--fs/nfs/filelayout/filelayout.c24
-rw-r--r--fs/nfs/flexfilelayout/flexfilelayout.c12
-rw-r--r--fs/nfs/fs_context.c11
-rw-r--r--fs/nfs/fscache.h6
-rw-r--r--fs/nfs/internal.h11
-rw-r--r--fs/nfs/iostat.h5
-rw-r--r--fs/nfs/nfs3proc.c1
-rw-r--r--fs/nfs/nfs4client.c6
-rw-r--r--fs/nfs/nfs4proc.c28
-rw-r--r--fs/nfs/nfs4state.c12
-rw-r--r--fs/nfs/nfs4trace.h42
-rw-r--r--fs/nfs/nfstrace.h77
-rw-r--r--fs/nfs/pagelist.c5
-rw-r--r--fs/nfs/pnfs.c29
-rw-r--r--fs/nfs/pnfs.h3
-rw-r--r--fs/nfs/proc.c1
-rw-r--r--fs/nfs/read.c8
-rw-r--r--fs/nfs/super.c10
-rw-r--r--fs/nfs/symlink.c2
-rw-r--r--fs/nfs/write.c14
24 files changed, 271 insertions, 186 deletions
diff --git a/fs/nfs/Kconfig b/fs/nfs/Kconfig
index f7e32d76e3..57249f040d 100644
--- a/fs/nfs/Kconfig
+++ b/fs/nfs/Kconfig
@@ -33,12 +33,12 @@ config NFS_FS
config NFS_V2
tristate "NFS client support for NFS version 2"
depends on NFS_FS
- default y
+ default n
help
This option enables support for version 2 of the NFS protocol
(RFC 1094) in the kernel's NFS client.
- If unsure, say Y.
+ If unsure, say N.
config NFS_V3
tristate "NFS client support for NFS version 3"
diff --git a/fs/nfs/dir.c b/fs/nfs/dir.c
index ac505671ef..07a7be2718 100644
--- a/fs/nfs/dir.c
+++ b/fs/nfs/dir.c
@@ -56,6 +56,8 @@ static int nfs_readdir(struct file *, struct dir_context *);
static int nfs_fsync_dir(struct file *, loff_t, loff_t, int);
static loff_t nfs_llseek_dir(struct file *, loff_t, int);
static void nfs_readdir_clear_array(struct folio *);
+static int nfs_do_create(struct inode *dir, struct dentry *dentry,
+ umode_t mode, int open_flags);
const struct file_operations nfs_dir_operations = {
.llseek = nfs_llseek_dir,
@@ -1625,7 +1627,16 @@ nfs_lookup_revalidate_done(struct inode *dir, struct dentry *dentry,
switch (error) {
case 1:
break;
- case 0:
+ case -ETIMEDOUT:
+ if (inode && (IS_ROOT(dentry) ||
+ NFS_SERVER(inode)->flags & NFS_MOUNT_SOFTREVAL))
+ error = 1;
+ break;
+ case -ESTALE:
+ case -ENOENT:
+ error = 0;
+ fallthrough;
+ default:
/*
* We can't d_drop the root of a disconnected tree:
* its d_hash is on the s_anon list and d_drop() would hide
@@ -1680,18 +1691,8 @@ static int nfs_lookup_revalidate_dentry(struct inode *dir,
dir_verifier = nfs_save_change_attribute(dir);
ret = NFS_PROTO(dir)->lookup(dir, dentry, fhandle, fattr);
- if (ret < 0) {
- switch (ret) {
- case -ESTALE:
- case -ENOENT:
- ret = 0;
- break;
- case -ETIMEDOUT:
- if (NFS_SERVER(inode)->flags & NFS_MOUNT_SOFTREVAL)
- ret = 1;
- }
+ if (ret < 0)
goto out;
- }
/* Request help from readdirplus */
nfs_lookup_advise_force_readdirplus(dir, flags);
@@ -1735,7 +1736,7 @@ nfs_do_lookup_revalidate(struct inode *dir, struct dentry *dentry,
unsigned int flags)
{
struct inode *inode;
- int error;
+ int error = 0;
nfs_inc_stats(dir, NFSIOS_DENTRYREVALIDATE);
inode = d_inode(dentry);
@@ -1780,7 +1781,7 @@ out_valid:
out_bad:
if (flags & LOOKUP_RCU)
return -ECHILD;
- return nfs_lookup_revalidate_done(dir, dentry, inode, 0);
+ return nfs_lookup_revalidate_done(dir, dentry, inode, error);
}
static int
@@ -1802,9 +1803,10 @@ __nfs_lookup_revalidate(struct dentry *dentry, unsigned int flags,
if (parent != READ_ONCE(dentry->d_parent))
return -ECHILD;
} else {
- /* Wait for unlink to complete */
+ /* Wait for unlink to complete - see unblock_revalidate() */
wait_var_event(&dentry->d_fsdata,
- dentry->d_fsdata != NFS_FSDATA_BLOCKED);
+ smp_load_acquire(&dentry->d_fsdata)
+ != NFS_FSDATA_BLOCKED);
parent = dget_parent(dentry);
ret = reval(d_inode(parent), dentry, flags);
dput(parent);
@@ -1817,6 +1819,29 @@ static int nfs_lookup_revalidate(struct dentry *dentry, unsigned int flags)
return __nfs_lookup_revalidate(dentry, flags, nfs_do_lookup_revalidate);
}
+static void block_revalidate(struct dentry *dentry)
+{
+ /* old devname - just in case */
+ kfree(dentry->d_fsdata);
+
+ /* Any new reference that could lead to an open
+ * will take ->d_lock in lookup_open() -> d_lookup().
+ * Holding this lock ensures we cannot race with
+ * __nfs_lookup_revalidate() and removes and need
+ * for further barriers.
+ */
+ lockdep_assert_held(&dentry->d_lock);
+
+ dentry->d_fsdata = NFS_FSDATA_BLOCKED;
+}
+
+static void unblock_revalidate(struct dentry *dentry)
+{
+ /* store_release ensures wait_var_event() sees the update */
+ smp_store_release(&dentry->d_fsdata, NULL);
+ wake_up_var(&dentry->d_fsdata);
+}
+
/*
* A weaker form of d_revalidate for revalidating just the d_inode(dentry)
* when we don't really care about the dentry name. This is called when a
@@ -2243,6 +2268,44 @@ static int nfs4_lookup_revalidate(struct dentry *dentry, unsigned int flags)
#endif /* CONFIG_NFSV4 */
+int nfs_atomic_open_v23(struct inode *dir, struct dentry *dentry,
+ struct file *file, unsigned int open_flags,
+ umode_t mode)
+{
+
+ /* Same as look+open from lookup_open(), but with different O_TRUNC
+ * handling.
+ */
+ int error = 0;
+
+ if (dentry->d_name.len > NFS_SERVER(dir)->namelen)
+ return -ENAMETOOLONG;
+
+ if (open_flags & O_CREAT) {
+ file->f_mode |= FMODE_CREATED;
+ error = nfs_do_create(dir, dentry, mode, open_flags);
+ if (error)
+ return error;
+ return finish_open(file, dentry, NULL);
+ } else if (d_in_lookup(dentry)) {
+ /* The only flags nfs_lookup considers are
+ * LOOKUP_EXCL and LOOKUP_RENAME_TARGET, and
+ * we want those to be zero so the lookup isn't skipped.
+ */
+ struct dentry *res = nfs_lookup(dir, dentry, 0);
+
+ d_lookup_done(dentry);
+ if (unlikely(res)) {
+ if (IS_ERR(res))
+ return PTR_ERR(res);
+ return finish_no_open(file, res);
+ }
+ }
+ return finish_no_open(file, NULL);
+
+}
+EXPORT_SYMBOL_GPL(nfs_atomic_open_v23);
+
struct dentry *
nfs_add_or_obtain(struct dentry *dentry, struct nfs_fh *fhandle,
struct nfs_fattr *fattr)
@@ -2303,18 +2366,23 @@ EXPORT_SYMBOL_GPL(nfs_instantiate);
* that the operation succeeded on the server, but an error in the
* reply path made it appear to have failed.
*/
-int nfs_create(struct mnt_idmap *idmap, struct inode *dir,
- struct dentry *dentry, umode_t mode, bool excl)
+static int nfs_do_create(struct inode *dir, struct dentry *dentry,
+ umode_t mode, int open_flags)
{
struct iattr attr;
- int open_flags = excl ? O_CREAT | O_EXCL : O_CREAT;
int error;
+ open_flags |= O_CREAT;
+
dfprintk(VFS, "NFS: create(%s/%lu), %pd\n",
dir->i_sb->s_id, dir->i_ino, dentry);
attr.ia_mode = mode;
attr.ia_valid = ATTR_MODE;
+ if (open_flags & O_TRUNC) {
+ attr.ia_size = 0;
+ attr.ia_valid |= ATTR_SIZE;
+ }
trace_nfs_create_enter(dir, dentry, open_flags);
error = NFS_PROTO(dir)->create(dir, dentry, &attr, open_flags);
@@ -2326,6 +2394,12 @@ out_err:
d_drop(dentry);
return error;
}
+
+int nfs_create(struct mnt_idmap *idmap, struct inode *dir,
+ struct dentry *dentry, umode_t mode, bool excl)
+{
+ return nfs_do_create(dir, dentry, mode, excl ? O_EXCL : 0);
+}
EXPORT_SYMBOL_GPL(nfs_create);
/*
@@ -2501,15 +2575,12 @@ int nfs_unlink(struct inode *dir, struct dentry *dentry)
spin_unlock(&dentry->d_lock);
goto out;
}
- /* old devname */
- kfree(dentry->d_fsdata);
- dentry->d_fsdata = NFS_FSDATA_BLOCKED;
+ block_revalidate(dentry);
spin_unlock(&dentry->d_lock);
error = nfs_safe_remove(dentry);
nfs_dentry_remove_handle_error(dir, dentry, error);
- dentry->d_fsdata = NULL;
- wake_up_var(&dentry->d_fsdata);
+ unblock_revalidate(dentry);
out:
trace_nfs_unlink_exit(dir, dentry, error);
return error;
@@ -2616,8 +2687,7 @@ nfs_unblock_rename(struct rpc_task *task, struct nfs_renamedata *data)
{
struct dentry *new_dentry = data->new_dentry;
- new_dentry->d_fsdata = NULL;
- wake_up_var(&new_dentry->d_fsdata);
+ unblock_revalidate(new_dentry);
}
/*
@@ -2679,11 +2749,6 @@ int nfs_rename(struct mnt_idmap *idmap, struct inode *old_dir,
if (WARN_ON(new_dentry->d_flags & DCACHE_NFSFS_RENAMED) ||
WARN_ON(new_dentry->d_fsdata == NFS_FSDATA_BLOCKED))
goto out;
- if (new_dentry->d_fsdata) {
- /* old devname */
- kfree(new_dentry->d_fsdata);
- new_dentry->d_fsdata = NULL;
- }
spin_lock(&new_dentry->d_lock);
if (d_count(new_dentry) > 2) {
@@ -2705,7 +2770,7 @@ int nfs_rename(struct mnt_idmap *idmap, struct inode *old_dir,
new_dentry = dentry;
new_inode = NULL;
} else {
- new_dentry->d_fsdata = NFS_FSDATA_BLOCKED;
+ block_revalidate(new_dentry);
must_unblock = true;
spin_unlock(&new_dentry->d_lock);
}
@@ -2717,6 +2782,8 @@ int nfs_rename(struct mnt_idmap *idmap, struct inode *old_dir,
task = nfs_async_rename(old_dir, new_dir, old_dentry, new_dentry,
must_unblock ? nfs_unblock_rename : NULL);
if (IS_ERR(task)) {
+ if (must_unblock)
+ unblock_revalidate(new_dentry);
error = PTR_ERR(task);
goto out;
}
diff --git a/fs/nfs/direct.c b/fs/nfs/direct.c
index bb2f583eb2..90079ca134 100644
--- a/fs/nfs/direct.c
+++ b/fs/nfs/direct.c
@@ -141,8 +141,6 @@ int nfs_swap_rw(struct kiocb *iocb, struct iov_iter *iter)
{
ssize_t ret;
- VM_BUG_ON(iov_iter_count(iter) != PAGE_SIZE);
-
if (iov_iter_rw(iter) == READ)
ret = nfs_file_direct_read(iocb, iter, true);
else
diff --git a/fs/nfs/file.c b/fs/nfs/file.c
index 407c6e15af..445db17f1b 100644
--- a/fs/nfs/file.c
+++ b/fs/nfs/file.c
@@ -433,8 +433,8 @@ static void nfs_invalidate_folio(struct folio *folio, size_t offset,
return;
/* Cancel any unstarted writes on this page */
nfs_wb_folio_cancel(inode, folio);
- folio_wait_fscache(folio);
- trace_nfs_invalidate_folio(inode, folio);
+ folio_wait_private_2(folio); /* [DEPRECATED] */
+ trace_nfs_invalidate_folio(inode, folio_pos(folio) + offset, length);
}
/*
@@ -500,9 +500,10 @@ static int nfs_launder_folio(struct folio *folio)
dfprintk(PAGECACHE, "NFS: launder_folio(%ld, %llu)\n",
inode->i_ino, folio_pos(folio));
- folio_wait_fscache(folio);
+ folio_wait_private_2(folio); /* [DEPRECATED] */
ret = nfs_wb_folio(inode, folio);
- trace_nfs_launder_folio_done(inode, folio, ret);
+ trace_nfs_launder_folio_done(inode, folio_pos(folio),
+ folio_size(folio), ret);
return ret;
}
@@ -593,8 +594,8 @@ static vm_fault_t nfs_vm_page_mkwrite(struct vm_fault *vmf)
sb_start_pagefault(inode->i_sb);
/* make sure the cache has finished storing the page */
- if (folio_test_fscache(folio) &&
- folio_wait_fscache_killable(folio) < 0) {
+ if (folio_test_private_2(folio) && /* [DEPRECATED] */
+ folio_wait_private_2_killable(folio) < 0) {
ret = VM_FAULT_RETRY;
goto out;
}
diff --git a/fs/nfs/filelayout/filelayout.c b/fs/nfs/filelayout/filelayout.c
index ce8f8934bc..29d84dc66c 100644
--- a/fs/nfs/filelayout/filelayout.c
+++ b/fs/nfs/filelayout/filelayout.c
@@ -605,14 +605,6 @@ filelayout_check_layout(struct pnfs_layout_hdr *lo,
dprintk("--> %s\n", __func__);
- /* FIXME: remove this check when layout segment support is added */
- if (lgr->range.offset != 0 ||
- lgr->range.length != NFS4_MAX_UINT64) {
- dprintk("%s Only whole file layouts supported. Use MDS i/o\n",
- __func__);
- goto out;
- }
-
if (fl->pattern_offset > lgr->range.offset) {
dprintk("%s pattern_offset %lld too large\n",
__func__, fl->pattern_offset);
@@ -875,15 +867,15 @@ static void
filelayout_pg_init_read(struct nfs_pageio_descriptor *pgio,
struct nfs_page *req)
{
- pnfs_generic_pg_check_layout(pgio);
+ pnfs_generic_pg_check_layout(pgio, req);
if (!pgio->pg_lseg) {
pgio->pg_lseg = fl_pnfs_update_layout(pgio->pg_inode,
nfs_req_openctx(req),
- 0,
- NFS4_MAX_UINT64,
+ req_offset(req),
+ req->wb_bytes,
IOMODE_READ,
false,
- GFP_KERNEL);
+ nfs_io_gfp_mask());
if (IS_ERR(pgio->pg_lseg)) {
pgio->pg_error = PTR_ERR(pgio->pg_lseg);
pgio->pg_lseg = NULL;
@@ -899,15 +891,15 @@ static void
filelayout_pg_init_write(struct nfs_pageio_descriptor *pgio,
struct nfs_page *req)
{
- pnfs_generic_pg_check_layout(pgio);
+ pnfs_generic_pg_check_layout(pgio, req);
if (!pgio->pg_lseg) {
pgio->pg_lseg = fl_pnfs_update_layout(pgio->pg_inode,
nfs_req_openctx(req),
- 0,
- NFS4_MAX_UINT64,
+ req_offset(req),
+ req->wb_bytes,
IOMODE_RW,
false,
- GFP_NOFS);
+ nfs_io_gfp_mask());
if (IS_ERR(pgio->pg_lseg)) {
pgio->pg_error = PTR_ERR(pgio->pg_lseg);
pgio->pg_lseg = NULL;
diff --git a/fs/nfs/flexfilelayout/flexfilelayout.c b/fs/nfs/flexfilelayout/flexfilelayout.c
index 3e724cb7ef..24188af56d 100644
--- a/fs/nfs/flexfilelayout/flexfilelayout.c
+++ b/fs/nfs/flexfilelayout/flexfilelayout.c
@@ -823,14 +823,6 @@ ff_layout_pg_get_read(struct nfs_pageio_descriptor *pgio,
}
static void
-ff_layout_pg_check_layout(struct nfs_pageio_descriptor *pgio,
- struct nfs_page *req)
-{
- pnfs_generic_pg_check_layout(pgio);
- pnfs_generic_pg_check_range(pgio, req);
-}
-
-static void
ff_layout_pg_init_read(struct nfs_pageio_descriptor *pgio,
struct nfs_page *req)
{
@@ -840,7 +832,7 @@ ff_layout_pg_init_read(struct nfs_pageio_descriptor *pgio,
u32 ds_idx;
retry:
- ff_layout_pg_check_layout(pgio, req);
+ pnfs_generic_pg_check_layout(pgio, req);
/* Use full layout for now */
if (!pgio->pg_lseg) {
ff_layout_pg_get_read(pgio, req, false);
@@ -895,7 +887,7 @@ ff_layout_pg_init_write(struct nfs_pageio_descriptor *pgio,
u32 i;
retry:
- ff_layout_pg_check_layout(pgio, req);
+ pnfs_generic_pg_check_layout(pgio, req);
if (!pgio->pg_lseg) {
pgio->pg_lseg =
pnfs_update_layout(pgio->pg_inode, nfs_req_openctx(req),
diff --git a/fs/nfs/fs_context.c b/fs/nfs/fs_context.c
index d0a0956f8a..6c9f3f6645 100644
--- a/fs/nfs/fs_context.c
+++ b/fs/nfs/fs_context.c
@@ -600,9 +600,11 @@ static int nfs_fs_context_parse_param(struct fs_context *fc,
break;
case Opt_lock:
if (result.negated) {
+ ctx->lock_status = NFS_LOCK_NOLOCK;
ctx->flags |= NFS_MOUNT_NONLM;
ctx->flags |= (NFS_MOUNT_LOCAL_FLOCK | NFS_MOUNT_LOCAL_FCNTL);
} else {
+ ctx->lock_status = NFS_LOCK_LOCK;
ctx->flags &= ~NFS_MOUNT_NONLM;
ctx->flags &= ~(NFS_MOUNT_LOCAL_FLOCK | NFS_MOUNT_LOCAL_FCNTL);
}
@@ -1112,9 +1114,12 @@ static int nfs23_parse_monolithic(struct fs_context *fc,
ctx->acdirmax = data->acdirmax;
ctx->need_mount = false;
- memcpy(sap, &data->addr, sizeof(data->addr));
- ctx->nfs_server.addrlen = sizeof(data->addr);
- ctx->nfs_server.port = ntohs(data->addr.sin_port);
+ if (!is_remount_fc(fc)) {
+ memcpy(sap, &data->addr, sizeof(data->addr));
+ ctx->nfs_server.addrlen = sizeof(data->addr);
+ ctx->nfs_server.port = ntohs(data->addr.sin_port);
+ }
+
if (sap->ss_family != AF_INET ||
!nfs_verify_server_address(sap))
goto out_no_address;
diff --git a/fs/nfs/fscache.h b/fs/nfs/fscache.h
index e3cb492331..fbed002799 100644
--- a/fs/nfs/fscache.h
+++ b/fs/nfs/fscache.h
@@ -81,6 +81,8 @@ static inline void nfs_netfs_put(struct nfs_netfs_io_data *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);
@@ -101,10 +103,10 @@ extern int nfs_netfs_read_folio(struct file *file, struct folio *folio);
static inline bool nfs_fscache_release_folio(struct folio *folio, gfp_t gfp)
{
- if (folio_test_fscache(folio)) {
+ if (folio_test_private_2(folio)) { /* [DEPRECATED] */
if (current_is_kswapd() || !(gfp & __GFP_FS))
return false;
- folio_wait_fscache(folio);
+ folio_wait_private_2(folio);
}
fscache_note_page_release(netfs_i_cookie(netfs_inode(folio->mapping->host)));
return true;
diff --git a/fs/nfs/internal.h b/fs/nfs/internal.h
index 06253695fe..9f0f453474 100644
--- a/fs/nfs/internal.h
+++ b/fs/nfs/internal.h
@@ -112,6 +112,7 @@ struct nfs_fs_context {
unsigned short protofamily;
unsigned short mountfamily;
bool has_sec_mnt_opts;
+ int lock_status;
struct {
union {
@@ -153,6 +154,12 @@ struct nfs_fs_context {
} clone_data;
};
+enum nfs_lock_status {
+ NFS_LOCK_NOT_SET = 0,
+ NFS_LOCK_LOCK = 1,
+ NFS_LOCK_NOLOCK = 2,
+};
+
#define nfs_errorf(fc, fmt, ...) ((fc)->log.log ? \
errorf(fc, fmt, ## __VA_ARGS__) : \
({ dprintk(fmt "\n", ## __VA_ARGS__); }))
@@ -710,9 +717,9 @@ unsigned long nfs_block_bits(unsigned long bsize, unsigned char *nrbitsp)
if ((bsize & (bsize - 1)) || nrbitsp) {
unsigned char nrbits;
- for (nrbits = 31; nrbits && !(bsize & (1 << nrbits)); nrbits--)
+ for (nrbits = 31; nrbits && !(bsize & (1UL << nrbits)); nrbits--)
;
- bsize = 1 << nrbits;
+ bsize = 1UL << nrbits;
if (nrbitsp)
*nrbitsp = nrbits;
}
diff --git a/fs/nfs/iostat.h b/fs/nfs/iostat.h
index 5aa776b5a3..b17a9eb9b1 100644
--- a/fs/nfs/iostat.h
+++ b/fs/nfs/iostat.h
@@ -46,10 +46,7 @@ static inline void nfs_add_stats(const struct inode *inode,
nfs_add_server_stats(NFS_SERVER(inode), stat, addend);
}
-static inline struct nfs_iostats __percpu *nfs_alloc_iostats(void)
-{
- return alloc_percpu(struct nfs_iostats);
-}
+#define nfs_alloc_iostats() alloc_percpu(struct nfs_iostats)
static inline void nfs_free_iostats(struct nfs_iostats __percpu *stats)
{
diff --git a/fs/nfs/nfs3proc.c b/fs/nfs/nfs3proc.c
index cbbe3f0193..74bda639a7 100644
--- a/fs/nfs/nfs3proc.c
+++ b/fs/nfs/nfs3proc.c
@@ -986,6 +986,7 @@ static int nfs3_have_delegation(struct inode *inode, fmode_t flags)
static const struct inode_operations nfs3_dir_inode_operations = {
.create = nfs_create,
+ .atomic_open = nfs_atomic_open_v23,
.lookup = nfs_lookup,
.link = nfs_link,
.unlink = nfs_unlink,
diff --git a/fs/nfs/nfs4client.c b/fs/nfs/nfs4client.c
index 84573df5cf..83378f69b3 100644
--- a/fs/nfs/nfs4client.c
+++ b/fs/nfs/nfs4client.c
@@ -231,9 +231,8 @@ struct nfs_client *nfs4_alloc_client(const struct nfs_client_initdata *cl_init)
__set_bit(NFS_CS_INFINITE_SLOTS, &clp->cl_flags);
__set_bit(NFS_CS_DISCRTRY, &clp->cl_flags);
__set_bit(NFS_CS_NO_RETRANS_TIMEOUT, &clp->cl_flags);
-
- if (test_bit(NFS_CS_DS, &cl_init->init_flags))
- __set_bit(NFS_CS_DS, &clp->cl_flags);
+ if (test_bit(NFS_CS_PNFS, &cl_init->init_flags))
+ __set_bit(NFS_CS_PNFS, &clp->cl_flags);
/*
* Set up the connection to the server before we add add to the
* global list.
@@ -1013,7 +1012,6 @@ struct nfs_client *nfs4_set_ds_client(struct nfs_server *mds_srv,
if (mds_srv->flags & NFS_MOUNT_NORESVPORT)
__set_bit(NFS_CS_NORESVPORT, &cl_init.init_flags);
- __set_bit(NFS_CS_DS, &cl_init.init_flags);
__set_bit(NFS_CS_PNFS, &cl_init.init_flags);
cl_init.max_connect = NFS_MAX_TRANSPORTS;
/*
diff --git a/fs/nfs/nfs4proc.c b/fs/nfs/nfs4proc.c
index ea390db94b..bff9d66007 100644
--- a/fs/nfs/nfs4proc.c
+++ b/fs/nfs/nfs4proc.c
@@ -4023,6 +4023,23 @@ static void test_fs_location_for_trunking(struct nfs4_fs_location *location,
}
}
+static bool _is_same_nfs4_pathname(struct nfs4_pathname *path1,
+ struct nfs4_pathname *path2)
+{
+ int i;
+
+ if (path1->ncomponents != path2->ncomponents)
+ return false;
+ for (i = 0; i < path1->ncomponents; i++) {
+ if (path1->components[i].len != path2->components[i].len)
+ return false;
+ if (memcmp(path1->components[i].data, path2->components[i].data,
+ path1->components[i].len))
+ return false;
+ }
+ return true;
+}
+
static int _nfs4_discover_trunking(struct nfs_server *server,
struct nfs_fh *fhandle)
{
@@ -4056,9 +4073,13 @@ static int _nfs4_discover_trunking(struct nfs_server *server,
if (status)
goto out_free_3;
- for (i = 0; i < locations->nlocations; i++)
+ for (i = 0; i < locations->nlocations; i++) {
+ if (!_is_same_nfs4_pathname(&locations->fs_path,
+ &locations->locations[i].rootpath))
+ continue;
test_fs_location_for_trunking(&locations->locations[i], clp,
server);
+ }
out_free_3:
kfree(locations->fattr);
out_free_2:
@@ -5456,7 +5477,7 @@ static bool nfs4_read_plus_not_supported(struct rpc_task *task,
struct rpc_message *msg = &task->tk_msg;
if (msg->rpc_proc == &nfs4_procedures[NFSPROC4_CLNT_READ_PLUS] &&
- server->caps & NFS_CAP_READ_PLUS && task->tk_status == -ENOTSUPP) {
+ task->tk_status == -ENOTSUPP) {
server->caps &= ~NFS_CAP_READ_PLUS;
msg->rpc_proc = &nfs4_procedures[NFSPROC4_CLNT_READ];
rpc_restart_call_prepare(task);
@@ -6268,6 +6289,7 @@ nfs4_set_security_label(struct inode *inode, const void *buf, size_t buflen)
if (status == 0)
nfs_setsecurity(inode, fattr);
+ nfs_free_fattr(fattr);
return status;
}
#endif /* CONFIG_NFS_V4_SECURITY_LABEL */
@@ -8818,7 +8840,7 @@ nfs4_run_exchange_id(struct nfs_client *clp, const struct cred *cred,
#ifdef CONFIG_NFS_V4_1_MIGRATION
calldata->args.flags |= EXCHGID4_FLAG_SUPP_MOVED_MIGR;
#endif
- if (test_bit(NFS_CS_DS, &clp->cl_flags))
+ if (test_bit(NFS_CS_PNFS, &clp->cl_flags))
calldata->args.flags |= EXCHGID4_FLAG_USE_PNFS_DS;
msg.rpc_argp = &calldata->args;
msg.rpc_resp = &calldata->res;
diff --git a/fs/nfs/nfs4state.c b/fs/nfs/nfs4state.c
index 662e86ea3a..5b452411e8 100644
--- a/fs/nfs/nfs4state.c
+++ b/fs/nfs/nfs4state.c
@@ -2116,6 +2116,7 @@ static int nfs4_try_migration(struct nfs_server *server, const struct cred *cred
{
struct nfs_client *clp = server->nfs_client;
struct nfs4_fs_locations *locations = NULL;
+ struct nfs_fattr *fattr;
struct inode *inode;
struct page *page;
int status, result;
@@ -2125,19 +2126,16 @@ static int nfs4_try_migration(struct nfs_server *server, const struct cred *cred
(unsigned long long)server->fsid.minor,
clp->cl_hostname);
- result = 0;
page = alloc_page(GFP_KERNEL);
locations = kmalloc(sizeof(struct nfs4_fs_locations), GFP_KERNEL);
- if (page == NULL || locations == NULL) {
- dprintk("<-- %s: no memory\n", __func__);
- goto out;
- }
- locations->fattr = nfs_alloc_fattr();
- if (locations->fattr == NULL) {
+ fattr = nfs_alloc_fattr();
+ if (page == NULL || locations == NULL || fattr == NULL) {
dprintk("<-- %s: no memory\n", __func__);
+ result = 0;
goto out;
}
+ locations->fattr = fattr;
inode = d_inode(server->super->s_root);
result = nfs4_proc_get_locations(server, NFS_FH(inode), locations,
page, cred);
diff --git a/fs/nfs/nfs4trace.h b/fs/nfs/nfs4trace.h
index 10985a4b82..4de8780a7c 100644
--- a/fs/nfs/nfs4trace.h
+++ b/fs/nfs/nfs4trace.h
@@ -47,7 +47,7 @@ DECLARE_EVENT_CLASS(nfs4_clientid_event,
TP_fast_assign(
__entry->error = error < 0 ? -error : 0;
- __assign_str(dstaddr, clp->cl_hostname);
+ __assign_str(dstaddr);
),
TP_printk(
@@ -94,8 +94,8 @@ TRACE_EVENT(nfs4_trunked_exchange_id,
TP_fast_assign(
__entry->error = error < 0 ? -error : 0;
- __assign_str(main_addr, clp->cl_hostname);
- __assign_str(trunk_addr, addr);
+ __assign_str(main_addr);
+ __assign_str(trunk_addr);
),
TP_printk(
@@ -365,7 +365,7 @@ TRACE_EVENT(nfs4_state_mgr,
TP_fast_assign(
__entry->state = clp->cl_state;
- __assign_str(hostname, clp->cl_hostname);
+ __assign_str(hostname);
),
TP_printk(
@@ -393,8 +393,8 @@ TRACE_EVENT(nfs4_state_mgr_failed,
TP_fast_assign(
__entry->error = status < 0 ? -status : 0;
__entry->state = clp->cl_state;
- __assign_str(hostname, clp->cl_hostname);
- __assign_str(section, section);
+ __assign_str(hostname);
+ __assign_str(section);
),
TP_printk(
@@ -578,7 +578,7 @@ DECLARE_EVENT_CLASS(nfs4_open_event,
__entry->fhandle = 0;
}
__entry->dir = NFS_FILEID(d_inode(ctx->dentry->d_parent));
- __assign_str(name, ctx->dentry->d_name.name);
+ __assign_str(name);
),
TP_printk(
@@ -1072,7 +1072,7 @@ DECLARE_EVENT_CLASS(nfs4_lookup_event,
__entry->dev = dir->i_sb->s_dev;
__entry->dir = NFS_FILEID(dir);
__entry->error = -error;
- __assign_str(name, name->name);
+ __assign_str(name);
),
TP_printk(
@@ -1156,8 +1156,8 @@ TRACE_EVENT(nfs4_rename,
__entry->olddir = NFS_FILEID(olddir);
__entry->newdir = NFS_FILEID(newdir);
__entry->error = error < 0 ? -error : 0;
- __assign_str(oldname, oldname->name);
- __assign_str(newname, newname->name);
+ __assign_str(oldname);
+ __assign_str(newname);
),
TP_printk(
@@ -1359,7 +1359,7 @@ DECLARE_EVENT_CLASS(nfs4_inode_callback_event,
__entry->fileid = 0;
__entry->dev = 0;
}
- __assign_str(dstaddr, clp ? clp->cl_hostname : "unknown");
+ __assign_str(dstaddr);
),
TP_printk(
@@ -1416,7 +1416,7 @@ DECLARE_EVENT_CLASS(nfs4_inode_stateid_callback_event,
__entry->fileid = 0;
__entry->dev = 0;
}
- __assign_str(dstaddr, clp ? clp->cl_hostname : "unknown");
+ __assign_str(dstaddr);
__entry->stateid_seq =
be32_to_cpu(stateid->seqid);
__entry->stateid_hash =
@@ -1960,7 +1960,7 @@ DECLARE_EVENT_CLASS(nfs4_deviceid_event,
),
TP_fast_assign(
- __assign_str(dstaddr, clp->cl_hostname);
+ __assign_str(dstaddr);
memcpy(__entry->deviceid, deviceid->data,
NFS4_DEVICEID4_SIZE);
),
@@ -1998,7 +1998,7 @@ DECLARE_EVENT_CLASS(nfs4_deviceid_status,
TP_fast_assign(
__entry->dev = server->s_dev;
__entry->status = status;
- __assign_str(dstaddr, server->nfs_client->cl_hostname);
+ __assign_str(dstaddr);
memcpy(__entry->deviceid, deviceid->data,
NFS4_DEVICEID4_SIZE);
),
@@ -2036,8 +2036,8 @@ TRACE_EVENT(fl_getdevinfo,
),
TP_fast_assign(
- __assign_str(mds_addr, server->nfs_client->cl_hostname);
- __assign_str(ds_ips, ds_remotestr);
+ __assign_str(mds_addr);
+ __assign_str(ds_ips);
memcpy(__entry->deviceid, deviceid->data,
NFS4_DEVICEID4_SIZE);
),
@@ -2083,9 +2083,7 @@ DECLARE_EVENT_CLASS(nfs4_flexfiles_io_event,
be32_to_cpu(hdr->args.stateid.seqid);
__entry->stateid_hash =
nfs_stateid_hash(&hdr->args.stateid);
- __assign_str(dstaddr, hdr->ds_clp ?
- rpc_peeraddr2str(hdr->ds_clp->cl_rpcclient,
- RPC_DISPLAY_ADDR) : "unknown");
+ __assign_str(dstaddr);
),
TP_printk(
@@ -2139,9 +2137,7 @@ TRACE_EVENT(ff_layout_commit_error,
__entry->dev = inode->i_sb->s_dev;
__entry->offset = data->args.offset;
__entry->count = data->args.count;
- __assign_str(dstaddr, data->ds_clp ?
- rpc_peeraddr2str(data->ds_clp->cl_rpcclient,
- RPC_DISPLAY_ADDR) : "unknown");
+ __assign_str(dstaddr);
),
TP_printk(
@@ -2579,7 +2575,7 @@ DECLARE_EVENT_CLASS(nfs4_xattr_event,
__entry->dev = inode->i_sb->s_dev;
__entry->fileid = NFS_FILEID(inode);
__entry->fhandle = nfs_fhandle_hash(NFS_FH(inode));
- __assign_str(name, name);
+ __assign_str(name);
),
TP_printk(
diff --git a/fs/nfs/nfstrace.h b/fs/nfs/nfstrace.h
index afedb449b5..352fdaed40 100644
--- a/fs/nfs/nfstrace.h
+++ b/fs/nfs/nfstrace.h
@@ -409,7 +409,7 @@ DECLARE_EVENT_CLASS(nfs_lookup_event,
__entry->dir = NFS_FILEID(dir);
__entry->flags = flags;
__entry->fileid = d_is_negative(dentry) ? 0 : NFS_FILEID(d_inode(dentry));
- __assign_str(name, dentry->d_name.name);
+ __assign_str(name);
),
TP_printk(
@@ -457,7 +457,7 @@ DECLARE_EVENT_CLASS(nfs_lookup_event_done,
__entry->error = error < 0 ? -error : 0;
__entry->flags = flags;
__entry->fileid = d_is_negative(dentry) ? 0 : NFS_FILEID(d_inode(dentry));
- __assign_str(name, dentry->d_name.name);
+ __assign_str(name);
),
TP_printk(
@@ -512,7 +512,7 @@ TRACE_EVENT(nfs_atomic_open_enter,
__entry->dir = NFS_FILEID(dir);
__entry->flags = flags;
__entry->fmode = (__force unsigned long)ctx->mode;
- __assign_str(name, ctx->dentry->d_name.name);
+ __assign_str(name);
),
TP_printk(
@@ -551,7 +551,7 @@ TRACE_EVENT(nfs_atomic_open_exit,
__entry->dir = NFS_FILEID(dir);
__entry->flags = flags;
__entry->fmode = (__force unsigned long)ctx->mode;
- __assign_str(name, ctx->dentry->d_name.name);
+ __assign_str(name);
),
TP_printk(
@@ -587,7 +587,7 @@ TRACE_EVENT(nfs_create_enter,
__entry->dev = dir->i_sb->s_dev;
__entry->dir = NFS_FILEID(dir);
__entry->flags = flags;
- __assign_str(name, dentry->d_name.name);
+ __assign_str(name);
),
TP_printk(
@@ -623,7 +623,7 @@ TRACE_EVENT(nfs_create_exit,
__entry->dev = dir->i_sb->s_dev;
__entry->dir = NFS_FILEID(dir);
__entry->flags = flags;
- __assign_str(name, dentry->d_name.name);
+ __assign_str(name);
),
TP_printk(
@@ -654,7 +654,7 @@ DECLARE_EVENT_CLASS(nfs_directory_event,
TP_fast_assign(
__entry->dev = dir->i_sb->s_dev;
__entry->dir = NFS_FILEID(dir);
- __assign_str(name, dentry->d_name.name);
+ __assign_str(name);
),
TP_printk(
@@ -693,7 +693,7 @@ DECLARE_EVENT_CLASS(nfs_directory_event_done,
__entry->dev = dir->i_sb->s_dev;
__entry->dir = NFS_FILEID(dir);
__entry->error = error < 0 ? -error : 0;
- __assign_str(name, dentry->d_name.name);
+ __assign_str(name);
),
TP_printk(
@@ -747,7 +747,7 @@ TRACE_EVENT(nfs_link_enter,
__entry->dev = inode->i_sb->s_dev;
__entry->fileid = NFS_FILEID(inode);
__entry->dir = NFS_FILEID(dir);
- __assign_str(name, dentry->d_name.name);
+ __assign_str(name);
),
TP_printk(
@@ -783,7 +783,7 @@ TRACE_EVENT(nfs_link_exit,
__entry->fileid = NFS_FILEID(inode);
__entry->dir = NFS_FILEID(dir);
__entry->error = error < 0 ? -error : 0;
- __assign_str(name, dentry->d_name.name);
+ __assign_str(name);
),
TP_printk(
@@ -819,8 +819,8 @@ DECLARE_EVENT_CLASS(nfs_rename_event,
__entry->dev = old_dir->i_sb->s_dev;
__entry->old_dir = NFS_FILEID(old_dir);
__entry->new_dir = NFS_FILEID(new_dir);
- __assign_str(old_name, old_dentry->d_name.name);
- __assign_str(new_name, new_dentry->d_name.name);
+ __assign_str(old_name);
+ __assign_str(new_name);
),
TP_printk(
@@ -868,8 +868,8 @@ DECLARE_EVENT_CLASS(nfs_rename_event_done,
__entry->error = -error;
__entry->old_dir = NFS_FILEID(old_dir);
__entry->new_dir = NFS_FILEID(new_dir);
- __assign_str(old_name, old_dentry->d_name.name);
- __assign_str(new_name, new_dentry->d_name.name);
+ __assign_str(old_name);
+ __assign_str(new_name);
),
TP_printk(
@@ -939,10 +939,11 @@ TRACE_EVENT(nfs_sillyrename_unlink,
DECLARE_EVENT_CLASS(nfs_folio_event,
TP_PROTO(
const struct inode *inode,
- struct folio *folio
+ loff_t offset,
+ size_t count
),
- TP_ARGS(inode, folio),
+ TP_ARGS(inode, offset, count),
TP_STRUCT__entry(
__field(dev_t, dev)
@@ -950,7 +951,7 @@ DECLARE_EVENT_CLASS(nfs_folio_event,
__field(u64, fileid)
__field(u64, version)
__field(loff_t, offset)
- __field(u32, count)
+ __field(size_t, count)
),
TP_fast_assign(
@@ -960,13 +961,13 @@ DECLARE_EVENT_CLASS(nfs_folio_event,
__entry->fileid = nfsi->fileid;
__entry->fhandle = nfs_fhandle_hash(&nfsi->fh);
__entry->version = inode_peek_iversion_raw(inode);
- __entry->offset = folio_file_pos(folio);
- __entry->count = nfs_folio_length(folio);
+ __entry->offset = offset,
+ __entry->count = count;
),
TP_printk(
"fileid=%02x:%02x:%llu fhandle=0x%08x version=%llu "
- "offset=%lld count=%u",
+ "offset=%lld count=%zu",
MAJOR(__entry->dev), MINOR(__entry->dev),
(unsigned long long)__entry->fileid,
__entry->fhandle, __entry->version,
@@ -978,18 +979,20 @@ DECLARE_EVENT_CLASS(nfs_folio_event,
DEFINE_EVENT(nfs_folio_event, name, \
TP_PROTO( \
const struct inode *inode, \
- struct folio *folio \
+ loff_t offset, \
+ size_t count \
), \
- TP_ARGS(inode, folio))
+ TP_ARGS(inode, offset, count))
DECLARE_EVENT_CLASS(nfs_folio_event_done,
TP_PROTO(
const struct inode *inode,
- struct folio *folio,
+ loff_t offset,
+ size_t count,
int ret
),
- TP_ARGS(inode, folio, ret),
+ TP_ARGS(inode, offset, count, ret),
TP_STRUCT__entry(
__field(dev_t, dev)
@@ -998,7 +1001,7 @@ DECLARE_EVENT_CLASS(nfs_folio_event_done,
__field(u64, fileid)
__field(u64, version)
__field(loff_t, offset)
- __field(u32, count)
+ __field(size_t, count)
),
TP_fast_assign(
@@ -1008,14 +1011,14 @@ DECLARE_EVENT_CLASS(nfs_folio_event_done,
__entry->fileid = nfsi->fileid;
__entry->fhandle = nfs_fhandle_hash(&nfsi->fh);
__entry->version = inode_peek_iversion_raw(inode);
- __entry->offset = folio_file_pos(folio);
- __entry->count = nfs_folio_length(folio);
+ __entry->offset = offset,
+ __entry->count = count,
__entry->ret = ret;
),
TP_printk(
"fileid=%02x:%02x:%llu fhandle=0x%08x version=%llu "
- "offset=%lld count=%u ret=%d",
+ "offset=%lld count=%zu ret=%d",
MAJOR(__entry->dev), MINOR(__entry->dev),
(unsigned long long)__entry->fileid,
__entry->fhandle, __entry->version,
@@ -1027,10 +1030,11 @@ DECLARE_EVENT_CLASS(nfs_folio_event_done,
DEFINE_EVENT(nfs_folio_event_done, name, \
TP_PROTO( \
const struct inode *inode, \
- struct folio *folio, \
+ loff_t offset, \
+ size_t count, \
int ret \
), \
- TP_ARGS(inode, folio, ret))
+ TP_ARGS(inode, offset, count, ret))
DEFINE_NFS_FOLIO_EVENT(nfs_aop_readpage);
DEFINE_NFS_FOLIO_EVENT_DONE(nfs_aop_readpage_done);
@@ -1636,8 +1640,8 @@ TRACE_EVENT(nfs_mount_assign,
),
TP_fast_assign(
- __assign_str(option, option);
- __assign_str(value, value);
+ __assign_str(option);
+ __assign_str(value);
),
TP_printk("option %s=%s",
@@ -1657,7 +1661,7 @@ TRACE_EVENT(nfs_mount_option,
),
TP_fast_assign(
- __assign_str(option, param->key);
+ __assign_str(option);
),
TP_printk("option %s", __get_str(option))
@@ -1675,7 +1679,7 @@ TRACE_EVENT(nfs_mount_path,
),
TP_fast_assign(
- __assign_str(path, path);
+ __assign_str(path);
),
TP_printk("path='%s'", __get_str(path))
@@ -1710,9 +1714,8 @@ DECLARE_EVENT_CLASS(nfs_xdr_event,
__entry->xid = be32_to_cpu(rqstp->rq_xid);
__entry->version = task->tk_client->cl_vers;
__entry->error = error;
- __assign_str(program,
- task->tk_client->cl_program->name);
- __assign_str(procedure, task->tk_msg.rpc_proc->p_name);
+ __assign_str(program);
+ __assign_str(procedure);
),
TP_printk(SUNRPC_TRACE_TASK_SPECIFIER
diff --git a/fs/nfs/pagelist.c b/fs/nfs/pagelist.c
index 6efb5068c1..040b6b79c7 100644
--- a/fs/nfs/pagelist.c
+++ b/fs/nfs/pagelist.c
@@ -1545,6 +1545,11 @@ void nfs_pageio_cond_complete(struct nfs_pageio_descriptor *desc, pgoff_t index)
continue;
} else if (index == prev->wb_index + 1)
continue;
+ /*
+ * We will submit more requests after these. Indicate
+ * this to the underlying layers.
+ */
+ desc->pg_moreio = 1;
nfs_pageio_complete(desc);
break;
}
diff --git a/fs/nfs/pnfs.c b/fs/nfs/pnfs.c
index a5cc619912..b5834728f3 100644
--- a/fs/nfs/pnfs.c
+++ b/fs/nfs/pnfs.c
@@ -2705,38 +2705,28 @@ pnfs_layout_return_unused_byclid(struct nfs_client *clp,
&range);
}
+/* Check if we have we have a valid layout but if there isn't an intersection
+ * between the request and the pgio->pg_lseg, put this pgio->pg_lseg away.
+ */
void
-pnfs_generic_pg_check_layout(struct nfs_pageio_descriptor *pgio)
+pnfs_generic_pg_check_layout(struct nfs_pageio_descriptor *pgio,
+ struct nfs_page *req)
{
if (pgio->pg_lseg == NULL ||
- test_bit(NFS_LSEG_VALID, &pgio->pg_lseg->pls_flags))
+ (test_bit(NFS_LSEG_VALID, &pgio->pg_lseg->pls_flags) &&
+ pnfs_lseg_request_intersecting(pgio->pg_lseg, req)))
return;
pnfs_put_lseg(pgio->pg_lseg);
pgio->pg_lseg = NULL;
}
EXPORT_SYMBOL_GPL(pnfs_generic_pg_check_layout);
-/*
- * Check for any intersection between the request and the pgio->pg_lseg,
- * and if none, put this pgio->pg_lseg away.
- */
-void
-pnfs_generic_pg_check_range(struct nfs_pageio_descriptor *pgio, struct nfs_page *req)
-{
- if (pgio->pg_lseg && !pnfs_lseg_request_intersecting(pgio->pg_lseg, req)) {
- pnfs_put_lseg(pgio->pg_lseg);
- pgio->pg_lseg = NULL;
- }
-}
-EXPORT_SYMBOL_GPL(pnfs_generic_pg_check_range);
-
void
pnfs_generic_pg_init_read(struct nfs_pageio_descriptor *pgio, struct nfs_page *req)
{
u64 rd_size;
- pnfs_generic_pg_check_layout(pgio);
- pnfs_generic_pg_check_range(pgio, req);
+ pnfs_generic_pg_check_layout(pgio, req);
if (pgio->pg_lseg == NULL) {
if (pgio->pg_dreq == NULL)
rd_size = i_size_read(pgio->pg_inode) - req_offset(req);
@@ -2766,8 +2756,7 @@ void
pnfs_generic_pg_init_write(struct nfs_pageio_descriptor *pgio,
struct nfs_page *req, u64 wb_size)
{
- pnfs_generic_pg_check_layout(pgio);
- pnfs_generic_pg_check_range(pgio, req);
+ pnfs_generic_pg_check_layout(pgio, req);
if (pgio->pg_lseg == NULL) {
pgio->pg_lseg =
pnfs_update_layout(pgio->pg_inode, nfs_req_openctx(req),
diff --git a/fs/nfs/pnfs.h b/fs/nfs/pnfs.h
index db57a85500..fa5beeaaf5 100644
--- a/fs/nfs/pnfs.h
+++ b/fs/nfs/pnfs.h
@@ -257,8 +257,7 @@ void pnfs_put_lseg(struct pnfs_layout_segment *lseg);
void set_pnfs_layoutdriver(struct nfs_server *, const struct nfs_fh *, struct nfs_fsinfo *);
void unset_pnfs_layoutdriver(struct nfs_server *);
-void pnfs_generic_pg_check_layout(struct nfs_pageio_descriptor *pgio);
-void pnfs_generic_pg_check_range(struct nfs_pageio_descriptor *pgio, struct nfs_page *req);
+void pnfs_generic_pg_check_layout(struct nfs_pageio_descriptor *pgio, struct nfs_page *req);
void pnfs_generic_pg_init_read(struct nfs_pageio_descriptor *, struct nfs_page *);
int pnfs_generic_pg_readpages(struct nfs_pageio_descriptor *desc);
void pnfs_generic_pg_init_write(struct nfs_pageio_descriptor *pgio,
diff --git a/fs/nfs/proc.c b/fs/nfs/proc.c
index ad3a321ae9..d105e5b265 100644
--- a/fs/nfs/proc.c
+++ b/fs/nfs/proc.c
@@ -695,6 +695,7 @@ static int nfs_have_delegation(struct inode *inode, fmode_t flags)
static const struct inode_operations nfs_dir_inode_operations = {
.create = nfs_create,
.lookup = nfs_lookup,
+ .atomic_open = nfs_atomic_open_v23,
.link = nfs_link,
.unlink = nfs_unlink,
.symlink = nfs_symlink,
diff --git a/fs/nfs/read.c b/fs/nfs/read.c
index a142287d86..88e6a78d37 100644
--- a/fs/nfs/read.c
+++ b/fs/nfs/read.c
@@ -332,13 +332,15 @@ out:
int nfs_read_folio(struct file *file, struct folio *folio)
{
struct inode *inode = file_inode(file);
+ loff_t pos = folio_pos(folio);
+ size_t len = folio_size(folio);
struct nfs_pageio_descriptor pgio;
struct nfs_open_context *ctx;
int ret;
- trace_nfs_aop_readpage(inode, folio);
+ trace_nfs_aop_readpage(inode, pos, len);
nfs_inc_stats(inode, NFSIOS_VFSREADPAGE);
- task_io_account_read(folio_size(folio));
+ task_io_account_read(len);
/*
* Try to flush any pending writes to the file..
@@ -381,7 +383,7 @@ int nfs_read_folio(struct file *file, struct folio *folio)
out_put:
put_nfs_open_context(ctx);
out:
- trace_nfs_aop_readpage_done(inode, folio, ret);
+ trace_nfs_aop_readpage_done(inode, pos, len, ret);
return ret;
out_unlock:
folio_unlock(folio);
diff --git a/fs/nfs/super.c b/fs/nfs/super.c
index dc03f98f76..cbbd4866b0 100644
--- a/fs/nfs/super.c
+++ b/fs/nfs/super.c
@@ -901,6 +901,16 @@ static struct nfs_server *nfs_try_mount_request(struct fs_context *fc)
rpc_authflavor_t authlist[NFS_MAX_SECFLAVORS];
unsigned int authlist_len = ARRAY_SIZE(authlist);
+ /* make sure 'nolock'/'lock' override the 'local_lock' mount option */
+ if (ctx->lock_status) {
+ if (ctx->lock_status == NFS_LOCK_NOLOCK) {
+ ctx->flags |= NFS_MOUNT_NONLM;
+ ctx->flags |= (NFS_MOUNT_LOCAL_FLOCK | NFS_MOUNT_LOCAL_FCNTL);
+ } else {
+ ctx->flags &= ~NFS_MOUNT_NONLM;
+ ctx->flags &= ~(NFS_MOUNT_LOCAL_FLOCK | NFS_MOUNT_LOCAL_FCNTL);
+ }
+ }
status = nfs_request_mount(fc, ctx->mntfh, authlist, &authlist_len);
if (status)
return ERR_PTR(status);
diff --git a/fs/nfs/symlink.c b/fs/nfs/symlink.c
index 0e27a2e4e6..13818129d2 100644
--- a/fs/nfs/symlink.c
+++ b/fs/nfs/symlink.c
@@ -41,7 +41,7 @@ static int nfs_symlink_filler(struct file *file, struct folio *folio)
error:
folio_set_error(folio);
folio_unlock(folio);
- return -EIO;
+ return error;
}
static const char *nfs_get_link(struct dentry *dentry,
diff --git a/fs/nfs/write.c b/fs/nfs/write.c
index 5de85d725f..75c1b3c7fa 100644
--- a/fs/nfs/write.c
+++ b/fs/nfs/write.c
@@ -2073,17 +2073,17 @@ int nfs_wb_folio_cancel(struct inode *inode, struct folio *folio)
*/
int nfs_wb_folio(struct inode *inode, struct folio *folio)
{
- loff_t range_start = folio_file_pos(folio);
- loff_t range_end = range_start + (loff_t)folio_size(folio) - 1;
+ loff_t range_start = folio_pos(folio);
+ size_t len = folio_size(folio);
struct writeback_control wbc = {
.sync_mode = WB_SYNC_ALL,
.nr_to_write = 0,
.range_start = range_start,
- .range_end = range_end,
+ .range_end = range_start + len - 1,
};
int ret;
- trace_nfs_writeback_folio(inode, folio);
+ trace_nfs_writeback_folio(inode, range_start, len);
for (;;) {
folio_wait_writeback(folio);
@@ -2101,7 +2101,7 @@ int nfs_wb_folio(struct inode *inode, struct folio *folio)
goto out_error;
}
out_error:
- trace_nfs_writeback_folio_done(inode, folio, ret);
+ trace_nfs_writeback_folio_done(inode, range_start, len, ret);
return ret;
}
@@ -2120,10 +2120,10 @@ int nfs_migrate_folio(struct address_space *mapping, struct folio *dst,
if (folio_test_private(src))
return -EBUSY;
- if (folio_test_fscache(src)) {
+ if (folio_test_private_2(src)) { /* [DEPRECATED] */
if (mode == MIGRATE_ASYNC)
return -EBUSY;
- folio_wait_fscache(src);
+ folio_wait_private_2(src);
}
return migrate_folio(mapping, dst, src, mode);
generated by cgit v1.2.3 (git 2.39.1) at 2024-08-20 04:07:13 +0000