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Diffstat (limited to 'fs/f2fs/file.c')
-rw-r--r--fs/f2fs/file.c70
1 files changed, 35 insertions, 35 deletions
diff --git a/fs/f2fs/file.c b/fs/f2fs/file.c
index e50363583f01..b58ab1157b7e 100644
--- a/fs/f2fs/file.c
+++ b/fs/f2fs/file.c
@@ -42,11 +42,11 @@ static vm_fault_t f2fs_filemap_fault(struct vm_fault *vmf)
vm_fault_t ret;
ret = filemap_fault(vmf);
- if (!ret)
+ if (ret & VM_FAULT_LOCKED)
f2fs_update_iostat(F2FS_I_SB(inode), inode,
APP_MAPPED_READ_IO, F2FS_BLKSIZE);
- trace_f2fs_filemap_fault(inode, vmf->pgoff, (unsigned long)ret);
+ trace_f2fs_filemap_fault(inode, vmf->pgoff, vmf->vma->vm_flags, ret);
return ret;
}
@@ -59,26 +59,29 @@ static vm_fault_t f2fs_vm_page_mkwrite(struct vm_fault *vmf)
struct dnode_of_data dn;
bool need_alloc = true;
int err = 0;
+ vm_fault_t ret;
if (unlikely(IS_IMMUTABLE(inode)))
return VM_FAULT_SIGBUS;
- if (is_inode_flag_set(inode, FI_COMPRESS_RELEASED))
- return VM_FAULT_SIGBUS;
+ if (is_inode_flag_set(inode, FI_COMPRESS_RELEASED)) {
+ err = -EIO;
+ goto out;
+ }
if (unlikely(f2fs_cp_error(sbi))) {
err = -EIO;
- goto err;
+ goto out;
}
if (!f2fs_is_checkpoint_ready(sbi)) {
err = -ENOSPC;
- goto err;
+ goto out;
}
err = f2fs_convert_inline_inode(inode);
if (err)
- goto err;
+ goto out;
#ifdef CONFIG_F2FS_FS_COMPRESSION
if (f2fs_compressed_file(inode)) {
@@ -86,7 +89,7 @@ static vm_fault_t f2fs_vm_page_mkwrite(struct vm_fault *vmf)
if (ret < 0) {
err = ret;
- goto err;
+ goto out;
} else if (ret) {
need_alloc = false;
}
@@ -153,13 +156,15 @@ static vm_fault_t f2fs_vm_page_mkwrite(struct vm_fault *vmf)
f2fs_update_iostat(sbi, inode, APP_MAPPED_IO, F2FS_BLKSIZE);
f2fs_update_time(sbi, REQ_TIME);
- trace_f2fs_vm_page_mkwrite(page, DATA);
out_sem:
filemap_invalidate_unlock_shared(inode->i_mapping);
sb_end_pagefault(inode->i_sb);
-err:
- return vmf_fs_error(err);
+out:
+ ret = vmf_fs_error(err);
+
+ trace_f2fs_vm_page_mkwrite(inode, page->index, vmf->vma->vm_flags, ret);
+ return ret;
}
static const struct vm_operations_struct f2fs_file_vm_ops = {
@@ -418,7 +423,7 @@ static loff_t f2fs_seek_block(struct file *file, loff_t offset, int whence)
loff_t isize;
int err = 0;
- inode_lock(inode);
+ inode_lock_shared(inode);
isize = i_size_read(inode);
if (offset >= isize)
@@ -483,10 +488,10 @@ static loff_t f2fs_seek_block(struct file *file, loff_t offset, int whence)
found:
if (whence == SEEK_HOLE && data_ofs > isize)
data_ofs = isize;
- inode_unlock(inode);
+ inode_unlock_shared(inode);
return vfs_setpos(file, data_ofs, maxbytes);
fail:
- inode_unlock(inode);
+ inode_unlock_shared(inode);
return -ENXIO;
}
@@ -557,20 +562,14 @@ static int f2fs_file_open(struct inode *inode, struct file *filp)
void f2fs_truncate_data_blocks_range(struct dnode_of_data *dn, int count)
{
struct f2fs_sb_info *sbi = F2FS_I_SB(dn->inode);
- struct f2fs_node *raw_node;
int nr_free = 0, ofs = dn->ofs_in_node, len = count;
__le32 *addr;
- int base = 0;
bool compressed_cluster = false;
int cluster_index = 0, valid_blocks = 0;
int cluster_size = F2FS_I(dn->inode)->i_cluster_size;
bool released = !atomic_read(&F2FS_I(dn->inode)->i_compr_blocks);
- if (IS_INODE(dn->node_page) && f2fs_has_extra_attr(dn->inode))
- base = get_extra_isize(dn->inode);
-
- raw_node = F2FS_NODE(dn->node_page);
- addr = blkaddr_in_node(raw_node) + base + ofs;
+ addr = get_dnode_addr(dn->inode, dn->node_page) + ofs;
/* Assumption: truncation starts with cluster */
for (; count > 0; count--, addr++, dn->ofs_in_node++, cluster_index++) {
@@ -588,8 +587,7 @@ void f2fs_truncate_data_blocks_range(struct dnode_of_data *dn, int count)
if (blkaddr == NULL_ADDR)
continue;
- dn->data_blkaddr = NULL_ADDR;
- f2fs_set_data_blkaddr(dn);
+ f2fs_set_data_blkaddr(dn, NULL_ADDR);
if (__is_valid_data_blkaddr(blkaddr)) {
if (!f2fs_is_valid_blkaddr(sbi, blkaddr,
@@ -599,9 +597,6 @@ void f2fs_truncate_data_blocks_range(struct dnode_of_data *dn, int count)
valid_blocks++;
}
- if (dn->ofs_in_node == 0 && IS_INODE(dn->node_page))
- clear_inode_flag(dn->inode, FI_FIRST_BLOCK_WRITTEN);
-
f2fs_invalidate_blocks(sbi, blkaddr);
if (!released || blkaddr != COMPRESS_ADDR)
@@ -1317,6 +1312,7 @@ static int __clone_blkaddrs(struct inode *src_inode, struct inode *dst_inode,
}
memcpy_page(pdst, 0, psrc, 0, PAGE_SIZE);
set_page_dirty(pdst);
+ set_page_private_gcing(pdst);
f2fs_put_page(pdst, 1);
f2fs_put_page(psrc, 1);
@@ -1487,8 +1483,7 @@ static int f2fs_do_zero_range(struct dnode_of_data *dn, pgoff_t start,
}
f2fs_invalidate_blocks(sbi, dn->data_blkaddr);
- dn->data_blkaddr = NEW_ADDR;
- f2fs_set_data_blkaddr(dn);
+ f2fs_set_data_blkaddr(dn, NEW_ADDR);
}
f2fs_update_read_extent_cache_range(dn, start, 0, index - start);
@@ -2239,11 +2234,11 @@ static int f2fs_ioc_shutdown(struct file *filp, unsigned long arg)
switch (in) {
case F2FS_GOING_DOWN_FULLSYNC:
- ret = freeze_bdev(sb->s_bdev);
+ ret = bdev_freeze(sb->s_bdev);
if (ret)
goto out;
f2fs_stop_checkpoint(sbi, false, STOP_CP_REASON_SHUTDOWN);
- thaw_bdev(sb->s_bdev);
+ bdev_thaw(sb->s_bdev);
break;
case F2FS_GOING_DOWN_METASYNC:
/* do checkpoint only */
@@ -2818,6 +2813,11 @@ static int f2fs_move_file_range(struct file *file_in, loff_t pos_in,
goto out;
}
+ if (f2fs_compressed_file(src) || f2fs_compressed_file(dst)) {
+ ret = -EOPNOTSUPP;
+ goto out_unlock;
+ }
+
ret = -EINVAL;
if (pos_in + len > src->i_size || pos_in + len < pos_in)
goto out_unlock;
@@ -3463,8 +3463,7 @@ static int release_compress_blocks(struct dnode_of_data *dn, pgoff_t count)
if (blkaddr != NEW_ADDR)
continue;
- dn->data_blkaddr = NULL_ADDR;
- f2fs_set_data_blkaddr(dn);
+ f2fs_set_data_blkaddr(dn, NULL_ADDR);
}
f2fs_i_compr_blocks_update(dn->inode, compr_blocks, false);
@@ -3630,8 +3629,7 @@ static int reserve_compress_blocks(struct dnode_of_data *dn, pgoff_t count)
continue;
}
- dn->data_blkaddr = NEW_ADDR;
- f2fs_set_data_blkaddr(dn);
+ f2fs_set_data_blkaddr(dn, NEW_ADDR);
}
reserved = cluster_size - compr_blocks;
@@ -4054,6 +4052,7 @@ static int redirty_blocks(struct inode *inode, pgoff_t page_idx, int len)
f2fs_bug_on(F2FS_I_SB(inode), !page);
set_page_dirty(page);
+ set_page_private_gcing(page);
f2fs_put_page(page, 1);
f2fs_put_page(page, 0);
}
@@ -4568,7 +4567,8 @@ static int f2fs_preallocate_blocks(struct kiocb *iocb, struct iov_iter *iter,
if (map.m_len > map.m_lblk)
map.m_len -= map.m_lblk;
else
- map.m_len = 0;
+ return 0;
+
map.m_may_create = true;
if (dio) {
map.m_seg_type = f2fs_rw_hint_to_seg_type(inode->i_write_hint);
generated by cgit 1.2.3-korg (git 2.39.0) at 2024-05-08 14:04:46 +0000