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-rw-r--r--fs/nfs/blocklayout/blocklayout.c13
-rw-r--r--fs/nfs/callback_proc.c1
-rw-r--r--fs/nfs/dir.c1
-rw-r--r--fs/nfs/file.c4
-rw-r--r--fs/nfs/internal.h6
-rw-r--r--fs/nfs/nfs4file.c1
-rw-r--r--fs/nfs/nfs4proc.c19
-rw-r--r--fs/nfs/nfs4state.c1
-rw-r--r--fs/nfs/pnfs.c21
-rw-r--r--fs/nfs/pnfs.h1
-rw-r--r--fs/nfs/read.c4
-rw-r--r--fs/nfs/write.c16
12 files changed, 52 insertions, 36 deletions
diff --git a/fs/nfs/blocklayout/blocklayout.c b/fs/nfs/blocklayout/blocklayout.c
index 79a8b451791f..943aeea1eb16 100644
--- a/fs/nfs/blocklayout/blocklayout.c
+++ b/fs/nfs/blocklayout/blocklayout.c
@@ -121,7 +121,7 @@ static bool offset_in_map(u64 offset, struct pnfs_block_dev_map *map)
}
static struct bio *
-do_add_page_to_bio(struct bio *bio, int npg, int rw, sector_t isect,
+do_add_page_to_bio(struct bio *bio, int npg, enum req_op op, sector_t isect,
struct page *page, struct pnfs_block_dev_map *map,
struct pnfs_block_extent *be, bio_end_io_t end_io,
struct parallel_io *par, unsigned int offset, int *len)
@@ -131,7 +131,7 @@ do_add_page_to_bio(struct bio *bio, int npg, int rw, sector_t isect,
u64 disk_addr, end;
dprintk("%s: npg %d rw %d isect %llu offset %u len %d\n", __func__,
- npg, rw, (unsigned long long)isect, offset, *len);
+ npg, (__force u32)op, (unsigned long long)isect, offset, *len);
/* translate to device offset */
isect += be->be_v_offset;
@@ -154,7 +154,7 @@ do_add_page_to_bio(struct bio *bio, int npg, int rw, sector_t isect,
retry:
if (!bio) {
- bio = bio_alloc(map->bdev, bio_max_segs(npg), rw, GFP_NOIO);
+ bio = bio_alloc(map->bdev, bio_max_segs(npg), op, GFP_NOIO);
bio->bi_iter.bi_sector = disk_addr >> SECTOR_SHIFT;
bio->bi_end_io = end_io;
bio->bi_private = par;
@@ -291,7 +291,7 @@ bl_read_pagelist(struct nfs_pgio_header *header)
} else {
bio = do_add_page_to_bio(bio,
header->page_array.npages - i,
- READ,
+ REQ_OP_READ,
isect, pages[i], &map, &be,
bl_end_io_read, par,
pg_offset, &pg_len);
@@ -420,9 +420,8 @@ bl_write_pagelist(struct nfs_pgio_header *header, int sync)
pg_len = PAGE_SIZE;
bio = do_add_page_to_bio(bio, header->page_array.npages - i,
- WRITE, isect, pages[i], &map, &be,
- bl_end_io_write, par,
- 0, &pg_len);
+ REQ_OP_WRITE, isect, pages[i], &map,
+ &be, bl_end_io_write, par, 0, &pg_len);
if (IS_ERR(bio)) {
header->pnfs_error = PTR_ERR(bio);
bio = NULL;
diff --git a/fs/nfs/callback_proc.c b/fs/nfs/callback_proc.c
index c8520284dda7..c1eda73254e1 100644
--- a/fs/nfs/callback_proc.c
+++ b/fs/nfs/callback_proc.c
@@ -288,6 +288,7 @@ static u32 initiate_file_draining(struct nfs_client *clp,
rv = NFS4_OK;
break;
case -ENOENT:
+ set_bit(NFS_LAYOUT_DRAIN, &lo->plh_flags);
/* Embrace your forgetfulness! */
rv = NFS4ERR_NOMATCHING_LAYOUT;
diff --git a/fs/nfs/dir.c b/fs/nfs/dir.c
index a8ecdd527662..0c4e8dd6aa96 100644
--- a/fs/nfs/dir.c
+++ b/fs/nfs/dir.c
@@ -2124,6 +2124,7 @@ int nfs_atomic_open(struct inode *dir, struct dentry *dentry,
}
goto out;
}
+ file->f_mode |= FMODE_CAN_ODIRECT;
err = nfs_finish_open(ctx, ctx->dentry, file, open_flags);
trace_nfs_atomic_open_exit(dir, ctx, open_flags, err);
diff --git a/fs/nfs/file.c b/fs/nfs/file.c
index 2d72b1b7ed74..549baed76351 100644
--- a/fs/nfs/file.c
+++ b/fs/nfs/file.c
@@ -533,9 +533,7 @@ const struct address_space_operations nfs_file_aops = {
.write_end = nfs_write_end,
.invalidate_folio = nfs_invalidate_folio,
.release_folio = nfs_release_folio,
-#ifdef CONFIG_MIGRATION
- .migratepage = nfs_migrate_page,
-#endif
+ .migrate_folio = nfs_migrate_folio,
.launder_folio = nfs_launder_folio,
.is_dirty_writeback = nfs_check_dirty_writeback,
.error_remove_page = generic_error_remove_page,
diff --git a/fs/nfs/internal.h b/fs/nfs/internal.h
index 8f8cd6e2d4db..437ebe544aaf 100644
--- a/fs/nfs/internal.h
+++ b/fs/nfs/internal.h
@@ -578,8 +578,10 @@ void nfs_clear_pnfs_ds_commit_verifiers(struct pnfs_ds_commit_info *cinfo)
#endif
#ifdef CONFIG_MIGRATION
-extern int nfs_migrate_page(struct address_space *,
- struct page *, struct page *, enum migrate_mode);
+int nfs_migrate_folio(struct address_space *, struct folio *dst,
+ struct folio *src, enum migrate_mode);
+#else
+#define nfs_migrate_folio NULL
#endif
static inline int
diff --git a/fs/nfs/nfs4file.c b/fs/nfs/nfs4file.c
index 03d3a270eff4..e88f6b18445e 100644
--- a/fs/nfs/nfs4file.c
+++ b/fs/nfs/nfs4file.c
@@ -93,6 +93,7 @@ nfs4_file_open(struct inode *inode, struct file *filp)
nfs_file_set_open_context(filp, ctx);
nfs_fscache_open_file(inode, filp);
err = 0;
+ filp->f_mode |= FMODE_CAN_ODIRECT;
out_put_ctx:
put_nfs_open_context(ctx);
diff --git a/fs/nfs/nfs4proc.c b/fs/nfs/nfs4proc.c
index c0fdcf8c0032..bb0e84a46d61 100644
--- a/fs/nfs/nfs4proc.c
+++ b/fs/nfs/nfs4proc.c
@@ -4012,22 +4012,29 @@ static int _nfs4_discover_trunking(struct nfs_server *server,
}
page = alloc_page(GFP_KERNEL);
+ if (!page)
+ return -ENOMEM;
locations = kmalloc(sizeof(struct nfs4_fs_locations), GFP_KERNEL);
- if (page == NULL || locations == NULL)
- goto out;
+ if (!locations)
+ goto out_free;
+ locations->fattr = nfs_alloc_fattr();
+ if (!locations->fattr)
+ goto out_free_2;
status = nfs4_proc_get_locations(server, fhandle, locations, page,
cred);
if (status)
- goto out;
+ goto out_free_3;
for (i = 0; i < locations->nlocations; i++)
test_fs_location_for_trunking(&locations->locations[i], clp,
server);
-out:
- if (page)
- __free_page(page);
+out_free_3:
+ kfree(locations->fattr);
+out_free_2:
kfree(locations);
+out_free:
+ __free_page(page);
return status;
}
diff --git a/fs/nfs/nfs4state.c b/fs/nfs/nfs4state.c
index 2540b35ec187..9bab3e9c702a 100644
--- a/fs/nfs/nfs4state.c
+++ b/fs/nfs/nfs4state.c
@@ -2753,5 +2753,6 @@ again:
goto again;
nfs_put_client(clp);
+ module_put_and_kthread_exit(0);
return 0;
}
diff --git a/fs/nfs/pnfs.c b/fs/nfs/pnfs.c
index 68a87be3e6f9..41a9b6b58fb9 100644
--- a/fs/nfs/pnfs.c
+++ b/fs/nfs/pnfs.c
@@ -469,6 +469,7 @@ pnfs_mark_layout_stateid_invalid(struct pnfs_layout_hdr *lo,
pnfs_clear_lseg_state(lseg, lseg_list);
pnfs_clear_layoutreturn_info(lo);
pnfs_free_returned_lsegs(lo, lseg_list, &range, 0);
+ set_bit(NFS_LAYOUT_DRAIN, &lo->plh_flags);
if (test_bit(NFS_LAYOUT_RETURN, &lo->plh_flags) &&
!test_and_set_bit(NFS_LAYOUT_RETURN_LOCK, &lo->plh_flags))
pnfs_clear_layoutreturn_waitbit(lo);
@@ -1917,8 +1918,9 @@ static void nfs_layoutget_begin(struct pnfs_layout_hdr *lo)
static void nfs_layoutget_end(struct pnfs_layout_hdr *lo)
{
- if (atomic_dec_and_test(&lo->plh_outstanding))
- wake_up_var(&lo->plh_outstanding);
+ if (atomic_dec_and_test(&lo->plh_outstanding) &&
+ test_and_clear_bit(NFS_LAYOUT_DRAIN, &lo->plh_flags))
+ wake_up_bit(&lo->plh_flags, NFS_LAYOUT_DRAIN);
}
static bool pnfs_is_first_layoutget(struct pnfs_layout_hdr *lo)
@@ -2025,11 +2027,11 @@ lookup_again:
* If the layout segment list is empty, but there are outstanding
* layoutget calls, then they might be subject to a layoutrecall.
*/
- if ((list_empty(&lo->plh_segs) || !pnfs_layout_is_valid(lo)) &&
+ if (test_bit(NFS_LAYOUT_DRAIN, &lo->plh_flags) &&
atomic_read(&lo->plh_outstanding) != 0) {
spin_unlock(&ino->i_lock);
- lseg = ERR_PTR(wait_var_event_killable(&lo->plh_outstanding,
- !atomic_read(&lo->plh_outstanding)));
+ lseg = ERR_PTR(wait_on_bit(&lo->plh_flags, NFS_LAYOUT_DRAIN,
+ TASK_KILLABLE));
if (IS_ERR(lseg))
goto out_put_layout_hdr;
pnfs_put_layout_hdr(lo);
@@ -2152,6 +2154,12 @@ lookup_again:
case -ERECALLCONFLICT:
case -EAGAIN:
break;
+ case -ENODATA:
+ /* The server returned NFS4ERR_LAYOUTUNAVAILABLE */
+ pnfs_layout_set_fail_bit(
+ lo, pnfs_iomode_to_fail_bit(iomode));
+ lseg = NULL;
+ goto out_put_layout_hdr;
default:
if (!nfs_error_is_fatal(PTR_ERR(lseg))) {
pnfs_layout_clear_fail_bit(lo, pnfs_iomode_to_fail_bit(iomode));
@@ -2407,7 +2415,8 @@ pnfs_layout_process(struct nfs4_layoutget *lgp)
goto out_forget;
}
- if (!pnfs_layout_is_valid(lo) && !pnfs_is_first_layoutget(lo))
+ if (test_bit(NFS_LAYOUT_DRAIN, &lo->plh_flags) &&
+ !pnfs_is_first_layoutget(lo))
goto out_forget;
if (nfs4_stateid_match_other(&lo->plh_stateid, &res->stateid)) {
diff --git a/fs/nfs/pnfs.h b/fs/nfs/pnfs.h
index 07f11489e4e9..f331f067691b 100644
--- a/fs/nfs/pnfs.h
+++ b/fs/nfs/pnfs.h
@@ -105,6 +105,7 @@ enum {
NFS_LAYOUT_FIRST_LAYOUTGET, /* Serialize first layoutget */
NFS_LAYOUT_INODE_FREEING, /* The inode is being freed */
NFS_LAYOUT_HASHED, /* The layout visible */
+ NFS_LAYOUT_DRAIN,
};
enum layoutdriver_policy_flags {
diff --git a/fs/nfs/read.c b/fs/nfs/read.c
index 5a9b043662e9..8ae2c8d1219d 100644
--- a/fs/nfs/read.c
+++ b/fs/nfs/read.c
@@ -120,12 +120,8 @@ static void nfs_readpage_release(struct nfs_page *req, int error)
if (nfs_error_is_fatal_on_server(error) && error != -ETIMEDOUT)
SetPageError(page);
if (nfs_page_group_sync_on_bit(req, PG_UNLOCKPAGE)) {
- struct address_space *mapping = page_file_mapping(page);
-
if (PageUptodate(page))
nfs_fscache_write_page(inode, page);
- else if (!PageError(page) && !PagePrivate(page))
- generic_error_remove_page(mapping, page);
unlock_page(page);
}
nfs_release_request(req);
diff --git a/fs/nfs/write.c b/fs/nfs/write.c
index 1c706465d090..69569696dde0 100644
--- a/fs/nfs/write.c
+++ b/fs/nfs/write.c
@@ -2119,27 +2119,27 @@ out_error:
}
#ifdef CONFIG_MIGRATION
-int nfs_migrate_page(struct address_space *mapping, struct page *newpage,
- struct page *page, enum migrate_mode mode)
+int nfs_migrate_folio(struct address_space *mapping, struct folio *dst,
+ struct folio *src, enum migrate_mode mode)
{
/*
- * If PagePrivate is set, then the page is currently associated with
+ * If the private flag is set, the folio is currently associated with
* an in-progress read or write request. Don't try to migrate it.
*
* FIXME: we could do this in principle, but we'll need a way to ensure
* that we can safely release the inode reference while holding
- * the page lock.
+ * the folio lock.
*/
- if (PagePrivate(page))
+ if (folio_test_private(src))
return -EBUSY;
- if (PageFsCache(page)) {
+ if (folio_test_fscache(src)) {
if (mode == MIGRATE_ASYNC)
return -EBUSY;
- wait_on_page_fscache(page);
+ folio_wait_fscache(src);
}
- return migrate_page(mapping, newpage, page, mode);
+ return migrate_folio(mapping, dst, src, mode);
}
#endif
generated by cgit v1.2.3 (git 2.46.0) at 2025-08-01 07:44:56 +0000