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-rw-r--r--fs/nilfs2/dir.c4
-rw-r--r--fs/nilfs2/inode.c10
-rw-r--r--fs/nilfs2/recovery.c51
-rw-r--r--fs/nilfs2/segment.c10
-rw-r--r--fs/nilfs2/sysfs.c43
5 files changed, 87 insertions, 31 deletions
diff --git a/fs/nilfs2/dir.c b/fs/nilfs2/dir.c
index 4a29b0138d75..4b3e19d74925 100644
--- a/fs/nilfs2/dir.c
+++ b/fs/nilfs2/dir.c
@@ -83,7 +83,7 @@ static int nilfs_prepare_chunk(struct folio *folio, unsigned int from,
{
loff_t pos = folio_pos(folio) + from;
- return __block_write_begin(&folio->page, pos, to - from, nilfs_get_block);
+ return __block_write_begin(folio, pos, to - from, nilfs_get_block);
}
static void nilfs_commit_chunk(struct folio *folio,
@@ -96,7 +96,7 @@ static void nilfs_commit_chunk(struct folio *folio,
int err;
nr_dirty = nilfs_page_count_clean_buffers(&folio->page, from, to);
- copied = block_write_end(NULL, mapping, pos, len, len, &folio->page, NULL);
+ copied = block_write_end(NULL, mapping, pos, len, len, folio, NULL);
if (pos + copied > dir->i_size)
i_size_write(dir, pos + copied);
if (IS_DIRSYNC(dir))
diff --git a/fs/nilfs2/inode.c b/fs/nilfs2/inode.c
index 7340a01d80e1..8661f452dba6 100644
--- a/fs/nilfs2/inode.c
+++ b/fs/nilfs2/inode.c
@@ -250,7 +250,7 @@ void nilfs_write_failed(struct address_space *mapping, loff_t to)
static int nilfs_write_begin(struct file *file, struct address_space *mapping,
loff_t pos, unsigned len,
- struct page **pagep, void **fsdata)
+ struct folio **foliop, void **fsdata)
{
struct inode *inode = mapping->host;
@@ -259,7 +259,7 @@ static int nilfs_write_begin(struct file *file, struct address_space *mapping,
if (unlikely(err))
return err;
- err = block_write_begin(mapping, pos, len, pagep, nilfs_get_block);
+ err = block_write_begin(mapping, pos, len, foliop, nilfs_get_block);
if (unlikely(err)) {
nilfs_write_failed(mapping, pos + len);
nilfs_transaction_abort(inode->i_sb);
@@ -269,16 +269,16 @@ static int nilfs_write_begin(struct file *file, struct address_space *mapping,
static int nilfs_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 inode *inode = mapping->host;
unsigned int start = pos & (PAGE_SIZE - 1);
unsigned int nr_dirty;
int err;
- nr_dirty = nilfs_page_count_clean_buffers(page, start,
+ nr_dirty = nilfs_page_count_clean_buffers(&folio->page, start,
start + copied);
- copied = generic_write_end(file, mapping, pos, len, copied, page,
+ copied = generic_write_end(file, mapping, pos, len, copied, folio,
fsdata);
nilfs_set_file_dirty(inode, nr_dirty);
err = nilfs_transaction_commit(inode->i_sb);
diff --git a/fs/nilfs2/recovery.c b/fs/nilfs2/recovery.c
index b638dc06df2f..ec61ce9f29a2 100644
--- a/fs/nilfs2/recovery.c
+++ b/fs/nilfs2/recovery.c
@@ -498,7 +498,7 @@ static int nilfs_recover_dsync_blocks(struct the_nilfs *nilfs,
struct inode *inode;
struct nilfs_recovery_block *rb, *n;
unsigned int blocksize = nilfs->ns_blocksize;
- struct page *page;
+ struct folio *folio;
loff_t pos;
int err = 0, err2 = 0;
@@ -512,7 +512,7 @@ static int nilfs_recover_dsync_blocks(struct the_nilfs *nilfs,
pos = rb->blkoff << inode->i_blkbits;
err = block_write_begin(inode->i_mapping, pos, blocksize,
- &page, nilfs_get_block);
+ &folio, nilfs_get_block);
if (unlikely(err)) {
loff_t isize = inode->i_size;
@@ -522,7 +522,7 @@ static int nilfs_recover_dsync_blocks(struct the_nilfs *nilfs,
goto failed_inode;
}
- err = nilfs_recovery_copy_block(nilfs, rb, pos, page);
+ err = nilfs_recovery_copy_block(nilfs, rb, pos, &folio->page);
if (unlikely(err))
goto failed_page;
@@ -531,17 +531,17 @@ static int nilfs_recover_dsync_blocks(struct the_nilfs *nilfs,
goto failed_page;
block_write_end(NULL, inode->i_mapping, pos, blocksize,
- blocksize, page, NULL);
+ blocksize, folio, NULL);
- unlock_page(page);
- put_page(page);
+ folio_unlock(folio);
+ folio_put(folio);
(*nr_salvaged_blocks)++;
goto next;
failed_page:
- unlock_page(page);
- put_page(page);
+ folio_unlock(folio);
+ folio_put(folio);
failed_inode:
nilfs_warn(sb,
@@ -716,6 +716,33 @@ static void nilfs_finish_roll_forward(struct the_nilfs *nilfs,
}
/**
+ * nilfs_abort_roll_forward - cleaning up after a failed rollforward recovery
+ * @nilfs: nilfs object
+ */
+static void nilfs_abort_roll_forward(struct the_nilfs *nilfs)
+{
+ struct nilfs_inode_info *ii, *n;
+ LIST_HEAD(head);
+
+ /* Abandon inodes that have read recovery data */
+ spin_lock(&nilfs->ns_inode_lock);
+ list_splice_init(&nilfs->ns_dirty_files, &head);
+ spin_unlock(&nilfs->ns_inode_lock);
+ if (list_empty(&head))
+ return;
+
+ set_nilfs_purging(nilfs);
+ list_for_each_entry_safe(ii, n, &head, i_dirty) {
+ spin_lock(&nilfs->ns_inode_lock);
+ list_del_init(&ii->i_dirty);
+ spin_unlock(&nilfs->ns_inode_lock);
+
+ iput(&ii->vfs_inode);
+ }
+ clear_nilfs_purging(nilfs);
+}
+
+/**
* nilfs_salvage_orphan_logs - salvage logs written after the latest checkpoint
* @nilfs: nilfs object
* @sb: super block instance
@@ -773,15 +800,19 @@ int nilfs_salvage_orphan_logs(struct the_nilfs *nilfs,
if (unlikely(err)) {
nilfs_err(sb, "error %d writing segment for recovery",
err);
- goto failed;
+ goto put_root;
}
nilfs_finish_roll_forward(nilfs, ri);
}
- failed:
+put_root:
nilfs_put_root(root);
return err;
+
+failed:
+ nilfs_abort_roll_forward(nilfs);
+ goto put_root;
}
/**
diff --git a/fs/nilfs2/segment.c b/fs/nilfs2/segment.c
index 0ca3110d6386..871ec35ea8e8 100644
--- a/fs/nilfs2/segment.c
+++ b/fs/nilfs2/segment.c
@@ -1812,6 +1812,9 @@ static void nilfs_segctor_abort_construction(struct nilfs_sc_info *sci,
nilfs_abort_logs(&logs, ret ? : err);
list_splice_tail_init(&sci->sc_segbufs, &logs);
+ if (list_empty(&logs))
+ return; /* if the first segment buffer preparation failed */
+
nilfs_cancel_segusage(&logs, nilfs->ns_sufile);
nilfs_free_incomplete_logs(&logs, nilfs);
@@ -2056,7 +2059,7 @@ static int nilfs_segctor_do_construct(struct nilfs_sc_info *sci, int mode)
err = nilfs_segctor_begin_construction(sci, nilfs);
if (unlikely(err))
- goto out;
+ goto failed;
/* Update time stamp */
sci->sc_seg_ctime = ktime_get_real_seconds();
@@ -2120,10 +2123,9 @@ static int nilfs_segctor_do_construct(struct nilfs_sc_info *sci, int mode)
return err;
failed_to_write:
- if (sci->sc_stage.flags & NILFS_CF_IFILE_STARTED)
- nilfs_redirty_inodes(&sci->sc_dirty_files);
-
failed:
+ if (mode == SC_LSEG_SR && nilfs_sc_cstage_get(sci) >= NILFS_ST_IFILE)
+ nilfs_redirty_inodes(&sci->sc_dirty_files);
if (nilfs_doing_gc())
nilfs_redirty_inodes(&sci->sc_gc_inodes);
nilfs_segctor_abort_construction(sci, nilfs, err);
diff --git a/fs/nilfs2/sysfs.c b/fs/nilfs2/sysfs.c
index a5569b7f47a3..14868a3dd592 100644
--- a/fs/nilfs2/sysfs.c
+++ b/fs/nilfs2/sysfs.c
@@ -836,9 +836,15 @@ ssize_t nilfs_dev_revision_show(struct nilfs_dev_attr *attr,
struct the_nilfs *nilfs,
char *buf)
{
- struct nilfs_super_block **sbp = nilfs->ns_sbp;
- u32 major = le32_to_cpu(sbp[0]->s_rev_level);
- u16 minor = le16_to_cpu(sbp[0]->s_minor_rev_level);
+ struct nilfs_super_block *raw_sb;
+ u32 major;
+ u16 minor;
+
+ down_read(&nilfs->ns_sem);
+ raw_sb = nilfs->ns_sbp[0];
+ major = le32_to_cpu(raw_sb->s_rev_level);
+ minor = le16_to_cpu(raw_sb->s_minor_rev_level);
+ up_read(&nilfs->ns_sem);
return sysfs_emit(buf, "%d.%d\n", major, minor);
}
@@ -856,8 +862,13 @@ ssize_t nilfs_dev_device_size_show(struct nilfs_dev_attr *attr,
struct the_nilfs *nilfs,
char *buf)
{
- struct nilfs_super_block **sbp = nilfs->ns_sbp;
- u64 dev_size = le64_to_cpu(sbp[0]->s_dev_size);
+ struct nilfs_super_block *raw_sb;
+ u64 dev_size;
+
+ down_read(&nilfs->ns_sem);
+ raw_sb = nilfs->ns_sbp[0];
+ dev_size = le64_to_cpu(raw_sb->s_dev_size);
+ up_read(&nilfs->ns_sem);
return sysfs_emit(buf, "%llu\n", dev_size);
}
@@ -879,9 +890,15 @@ ssize_t nilfs_dev_uuid_show(struct nilfs_dev_attr *attr,
struct the_nilfs *nilfs,
char *buf)
{
- struct nilfs_super_block **sbp = nilfs->ns_sbp;
+ struct nilfs_super_block *raw_sb;
+ ssize_t len;
- return sysfs_emit(buf, "%pUb\n", sbp[0]->s_uuid);
+ down_read(&nilfs->ns_sem);
+ raw_sb = nilfs->ns_sbp[0];
+ len = sysfs_emit(buf, "%pUb\n", raw_sb->s_uuid);
+ up_read(&nilfs->ns_sem);
+
+ return len;
}
static
@@ -889,10 +906,16 @@ ssize_t nilfs_dev_volume_name_show(struct nilfs_dev_attr *attr,
struct the_nilfs *nilfs,
char *buf)
{
- struct nilfs_super_block **sbp = nilfs->ns_sbp;
+ struct nilfs_super_block *raw_sb;
+ ssize_t len;
+
+ down_read(&nilfs->ns_sem);
+ raw_sb = nilfs->ns_sbp[0];
+ len = scnprintf(buf, sizeof(raw_sb->s_volume_name), "%s\n",
+ raw_sb->s_volume_name);
+ up_read(&nilfs->ns_sem);
- return scnprintf(buf, sizeof(sbp[0]->s_volume_name), "%s\n",
- sbp[0]->s_volume_name);
+ return len;
}
static const char dev_readme_str[] =
generated by cgit (git 2.34.1) at 2025-06-05 05:34:31 +0000