summaryrefslogtreecommitdiff
path: root/fs/f2fs/file.c
diff options
context:
space:
mode:
Diffstat (limited to 'fs/f2fs/file.c')
-rw-r--r--fs/f2fs/file.c581
1 files changed, 407 insertions, 174 deletions
diff --git a/fs/f2fs/file.c b/fs/f2fs/file.c
index 84447d5145aa..d7047ca6b98d 100644
--- a/fs/f2fs/file.c
+++ b/fs/f2fs/file.c
@@ -35,6 +35,25 @@
#include <trace/events/f2fs.h>
#include <uapi/linux/f2fs.h>
+static void f2fs_zero_post_eof_page(struct inode *inode,
+ loff_t new_size, bool lock)
+{
+ loff_t old_size = i_size_read(inode);
+
+ if (old_size >= new_size)
+ return;
+
+ if (mapping_empty(inode->i_mapping))
+ return;
+
+ if (lock)
+ filemap_invalidate_lock(inode->i_mapping);
+ /* zero or drop pages only in range of [old_size, new_size] */
+ truncate_inode_pages_range(inode->i_mapping, old_size, new_size);
+ if (lock)
+ filemap_invalidate_unlock(inode->i_mapping);
+}
+
static vm_fault_t f2fs_filemap_fault(struct vm_fault *vmf)
{
struct inode *inode = file_inode(vmf->vma->vm_file);
@@ -103,8 +122,11 @@ static vm_fault_t f2fs_vm_page_mkwrite(struct vm_fault *vmf)
f2fs_bug_on(sbi, f2fs_has_inline_data(inode));
+ f2fs_zero_post_eof_page(inode, (folio->index + 1) << PAGE_SHIFT, true);
+
file_update_time(vmf->vma->vm_file);
filemap_invalidate_lock_shared(inode->i_mapping);
+
folio_lock(folio);
if (unlikely(folio->mapping != inode->i_mapping ||
folio_pos(folio) > i_size_read(inode) ||
@@ -131,7 +153,7 @@ static vm_fault_t f2fs_vm_page_mkwrite(struct vm_fault *vmf)
goto out_sem;
}
- f2fs_wait_on_page_writeback(folio_page(folio, 0), DATA, false, true);
+ f2fs_folio_wait_writeback(folio, DATA, false, true);
/* wait for GCed page writeback via META_MAPPING */
f2fs_wait_on_block_writeback(inode, dn.data_blkaddr);
@@ -226,12 +248,13 @@ static inline enum cp_reason_type need_do_checkpoint(struct inode *inode)
static bool need_inode_page_update(struct f2fs_sb_info *sbi, nid_t ino)
{
- struct page *i = find_get_page(NODE_MAPPING(sbi), ino);
+ struct folio *i = filemap_get_folio(NODE_MAPPING(sbi), ino);
bool ret = false;
/* But we need to avoid that there are some inode updates */
- if ((i && PageDirty(i)) || f2fs_need_inode_block_update(sbi, ino))
+ if ((!IS_ERR(i) && folio_test_dirty(i)) ||
+ f2fs_need_inode_block_update(sbi, ino))
ret = true;
- f2fs_put_page(i, 0);
+ f2fs_folio_put(i, false);
return ret;
}
@@ -260,7 +283,6 @@ static int f2fs_do_sync_file(struct file *file, loff_t start, loff_t end,
struct writeback_control wbc = {
.sync_mode = WB_SYNC_ALL,
.nr_to_write = LONG_MAX,
- .for_reclaim = 0,
};
unsigned int seq_id = 0;
@@ -403,7 +425,7 @@ static bool __found_offset(struct address_space *mapping,
bool compressed_cluster = false;
if (f2fs_compressed_file(inode)) {
- block_t first_blkaddr = data_blkaddr(dn->inode, dn->node_page,
+ block_t first_blkaddr = data_blkaddr(dn->inode, dn->node_folio,
ALIGN_DOWN(dn->ofs_in_node, F2FS_I(inode)->i_cluster_size));
compressed_cluster = first_blkaddr == COMPRESS_ADDR;
@@ -473,7 +495,7 @@ static loff_t f2fs_seek_block(struct file *file, loff_t offset, int whence)
}
}
- end_offset = ADDRS_PER_PAGE(dn.node_page, inode);
+ end_offset = ADDRS_PER_PAGE(dn.node_folio, inode);
/* find data/hole in dnode block */
for (; dn.ofs_in_node < end_offset;
@@ -532,8 +554,9 @@ static loff_t f2fs_llseek(struct file *file, loff_t offset, int whence)
return -EINVAL;
}
-static int f2fs_file_mmap(struct file *file, struct vm_area_struct *vma)
+static int f2fs_file_mmap_prepare(struct vm_area_desc *desc)
{
+ struct file *file = desc->file;
struct inode *inode = file_inode(file);
if (unlikely(f2fs_cp_error(F2FS_I_SB(inode))))
@@ -543,7 +566,7 @@ static int f2fs_file_mmap(struct file *file, struct vm_area_struct *vma)
return -EOPNOTSUPP;
file_accessed(file);
- vma->vm_ops = &f2fs_file_vm_ops;
+ desc->vm_ops = &f2fs_file_vm_ops;
f2fs_down_read(&F2FS_I(inode)->i_sem);
set_inode_flag(inode, FI_MMAP_FILE);
@@ -554,19 +577,21 @@ static int f2fs_file_mmap(struct file *file, struct vm_area_struct *vma)
static int finish_preallocate_blocks(struct inode *inode)
{
- int ret;
+ int ret = 0;
+ bool opened;
- inode_lock(inode);
- if (is_inode_flag_set(inode, FI_OPENED_FILE)) {
- inode_unlock(inode);
+ f2fs_down_read(&F2FS_I(inode)->i_sem);
+ opened = is_inode_flag_set(inode, FI_OPENED_FILE);
+ f2fs_up_read(&F2FS_I(inode)->i_sem);
+ if (opened)
return 0;
- }
- if (!file_should_truncate(inode)) {
- set_inode_flag(inode, FI_OPENED_FILE);
- inode_unlock(inode);
- return 0;
- }
+ inode_lock(inode);
+ if (is_inode_flag_set(inode, FI_OPENED_FILE))
+ goto out_unlock;
+
+ if (!file_should_truncate(inode))
+ goto out_update;
f2fs_down_write(&F2FS_I(inode)->i_gc_rwsem[WRITE]);
filemap_invalidate_lock(inode->i_mapping);
@@ -576,16 +601,17 @@ static int finish_preallocate_blocks(struct inode *inode)
filemap_invalidate_unlock(inode->i_mapping);
f2fs_up_write(&F2FS_I(inode)->i_gc_rwsem[WRITE]);
-
- if (!ret)
- set_inode_flag(inode, FI_OPENED_FILE);
-
- inode_unlock(inode);
if (ret)
- return ret;
+ goto out_unlock;
file_dont_truncate(inode);
- return 0;
+out_update:
+ f2fs_down_write(&F2FS_I(inode)->i_sem);
+ set_inode_flag(inode, FI_OPENED_FILE);
+ f2fs_up_write(&F2FS_I(inode)->i_sem);
+out_unlock:
+ inode_unlock(inode);
+ return ret;
}
static int f2fs_file_open(struct inode *inode, struct file *filp)
@@ -609,7 +635,10 @@ static int f2fs_file_open(struct inode *inode, struct file *filp)
if (err)
return err;
- return finish_preallocate_blocks(inode);
+ err = finish_preallocate_blocks(inode);
+ if (!err)
+ atomic_inc(&F2FS_I(inode)->open_count);
+ return err;
}
void f2fs_truncate_data_blocks_range(struct dnode_of_data *dn, int count)
@@ -621,8 +650,11 @@ void f2fs_truncate_data_blocks_range(struct dnode_of_data *dn, int count)
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);
+ block_t blkstart;
+ int blklen = 0;
- addr = get_dnode_addr(dn->inode, dn->node_page) + ofs;
+ addr = get_dnode_addr(dn->inode, dn->node_folio) + ofs;
+ blkstart = le32_to_cpu(*addr);
/* Assumption: truncation starts with cluster */
for (; count > 0; count--, addr++, dn->ofs_in_node++, cluster_index++) {
@@ -638,26 +670,44 @@ void f2fs_truncate_data_blocks_range(struct dnode_of_data *dn, int count)
}
if (blkaddr == NULL_ADDR)
- continue;
+ goto next;
f2fs_set_data_blkaddr(dn, NULL_ADDR);
if (__is_valid_data_blkaddr(blkaddr)) {
if (time_to_inject(sbi, FAULT_BLKADDR_CONSISTENCE))
- continue;
+ goto next;
if (!f2fs_is_valid_blkaddr_raw(sbi, blkaddr,
DATA_GENERIC_ENHANCE))
- continue;
+ goto next;
if (compressed_cluster)
valid_blocks++;
}
- f2fs_invalidate_blocks(sbi, blkaddr);
+ if (blkstart + blklen == blkaddr) {
+ blklen++;
+ } else {
+ f2fs_invalidate_blocks(sbi, blkstart, blklen);
+ blkstart = blkaddr;
+ blklen = 1;
+ }
if (!released || blkaddr != COMPRESS_ADDR)
nr_free++;
+
+ continue;
+
+next:
+ if (blklen)
+ f2fs_invalidate_blocks(sbi, blkstart, blklen);
+
+ blkstart = le32_to_cpu(*(addr + 1));
+ blklen = 0;
}
+ if (blklen)
+ f2fs_invalidate_blocks(sbi, blkstart, blklen);
+
if (compressed_cluster)
f2fs_i_compr_blocks_update(dn->inode, valid_blocks, false);
@@ -667,7 +717,7 @@ void f2fs_truncate_data_blocks_range(struct dnode_of_data *dn, int count)
* once we invalidate valid blkaddr in range [ofs, ofs + count],
* we will invalidate all blkaddr in the whole range.
*/
- fofs = f2fs_start_bidx_of_node(ofs_of_node(dn->node_page),
+ fofs = f2fs_start_bidx_of_node(ofs_of_node(dn->node_folio),
dn->inode) + ofs;
f2fs_update_read_extent_cache_range(dn, fofs, 0, len);
f2fs_update_age_extent_cache_range(dn, fofs, len);
@@ -686,31 +736,33 @@ static int truncate_partial_data_page(struct inode *inode, u64 from,
loff_t offset = from & (PAGE_SIZE - 1);
pgoff_t index = from >> PAGE_SHIFT;
struct address_space *mapping = inode->i_mapping;
- struct page *page;
+ struct folio *folio;
if (!offset && !cache_only)
return 0;
if (cache_only) {
- page = find_lock_page(mapping, index);
- if (page && PageUptodate(page))
+ folio = filemap_lock_folio(mapping, index);
+ if (IS_ERR(folio))
+ return 0;
+ if (folio_test_uptodate(folio))
goto truncate_out;
- f2fs_put_page(page, 1);
+ f2fs_folio_put(folio, true);
return 0;
}
- page = f2fs_get_lock_data_page(inode, index, true);
- if (IS_ERR(page))
- return PTR_ERR(page) == -ENOENT ? 0 : PTR_ERR(page);
+ folio = f2fs_get_lock_data_folio(inode, index, true);
+ if (IS_ERR(folio))
+ return PTR_ERR(folio) == -ENOENT ? 0 : PTR_ERR(folio);
truncate_out:
- f2fs_wait_on_page_writeback(page, DATA, true, true);
- zero_user(page, offset, PAGE_SIZE - offset);
+ f2fs_folio_wait_writeback(folio, DATA, true, true);
+ folio_zero_segment(folio, offset, folio_size(folio));
/* An encrypted inode should have a key and truncate the last page. */
f2fs_bug_on(F2FS_I_SB(inode), cache_only && IS_ENCRYPTED(inode));
if (!cache_only)
- set_page_dirty(page);
- f2fs_put_page(page, 1);
+ folio_mark_dirty(folio);
+ f2fs_folio_put(folio, true);
return 0;
}
@@ -720,11 +772,16 @@ int f2fs_do_truncate_blocks(struct inode *inode, u64 from, bool lock)
struct dnode_of_data dn;
pgoff_t free_from;
int count = 0, err = 0;
- struct page *ipage;
+ struct folio *ifolio;
bool truncate_page = false;
trace_f2fs_truncate_blocks_enter(inode, from);
+ if (IS_DEVICE_ALIASING(inode) && from) {
+ err = -EINVAL;
+ goto out_err;
+ }
+
free_from = (pgoff_t)F2FS_BLK_ALIGN(from);
if (free_from >= max_file_blocks(inode))
@@ -733,20 +790,33 @@ int f2fs_do_truncate_blocks(struct inode *inode, u64 from, bool lock)
if (lock)
f2fs_lock_op(sbi);
- ipage = f2fs_get_node_page(sbi, inode->i_ino);
- if (IS_ERR(ipage)) {
- err = PTR_ERR(ipage);
+ ifolio = f2fs_get_inode_folio(sbi, inode->i_ino);
+ if (IS_ERR(ifolio)) {
+ err = PTR_ERR(ifolio);
+ goto out;
+ }
+
+ if (IS_DEVICE_ALIASING(inode)) {
+ struct extent_tree *et = F2FS_I(inode)->extent_tree[EX_READ];
+ struct extent_info ei = et->largest;
+
+ f2fs_invalidate_blocks(sbi, ei.blk, ei.len);
+
+ dec_valid_block_count(sbi, inode, ei.len);
+ f2fs_update_time(sbi, REQ_TIME);
+
+ f2fs_folio_put(ifolio, true);
goto out;
}
if (f2fs_has_inline_data(inode)) {
- f2fs_truncate_inline_inode(inode, ipage, from);
- f2fs_put_page(ipage, 1);
+ f2fs_truncate_inline_inode(inode, ifolio, from);
+ f2fs_folio_put(ifolio, true);
truncate_page = true;
goto out;
}
- set_new_dnode(&dn, inode, ipage, NULL, 0);
+ set_new_dnode(&dn, inode, ifolio, NULL, 0);
err = f2fs_get_dnode_of_data(&dn, free_from, LOOKUP_NODE_RA);
if (err) {
if (err == -ENOENT)
@@ -754,12 +824,12 @@ int f2fs_do_truncate_blocks(struct inode *inode, u64 from, bool lock)
goto out;
}
- count = ADDRS_PER_PAGE(dn.node_page, inode);
+ count = ADDRS_PER_PAGE(dn.node_folio, inode);
count -= dn.ofs_in_node;
f2fs_bug_on(sbi, count < 0);
- if (dn.ofs_in_node || IS_INODE(dn.node_page)) {
+ if (dn.ofs_in_node || IS_INODE(dn.node_folio)) {
f2fs_truncate_data_blocks_range(&dn, count);
free_from += count;
}
@@ -774,7 +844,7 @@ free_partial:
/* lastly zero out the first data page */
if (!err)
err = truncate_partial_data_page(inode, from, truncate_page);
-
+out_err:
trace_f2fs_truncate_blocks_exit(inode, err);
return err;
}
@@ -840,8 +910,16 @@ int f2fs_truncate(struct inode *inode)
/* we should check inline_data size */
if (!f2fs_may_inline_data(inode)) {
err = f2fs_convert_inline_inode(inode);
- if (err)
+ if (err) {
+ /*
+ * Always truncate page #0 to avoid page cache
+ * leak in evict() path.
+ */
+ truncate_inode_pages_range(inode->i_mapping,
+ F2FS_BLK_TO_BYTES(0),
+ F2FS_BLK_END_BYTES(0));
return err;
+ }
}
err = f2fs_truncate_blocks(inode, i_size_read(inode), true);
@@ -863,7 +941,11 @@ static bool f2fs_force_buffered_io(struct inode *inode, int rw)
return true;
if (f2fs_compressed_file(inode))
return true;
- if (f2fs_has_inline_data(inode))
+ /*
+ * only force direct read to use buffered IO, for direct write,
+ * it expects inline data conversion before committing IO.
+ */
+ if (f2fs_has_inline_data(inode) && rw == READ)
return true;
/* disallow direct IO if any of devices has unaligned blksize */
@@ -978,11 +1060,24 @@ int f2fs_setattr(struct mnt_idmap *idmap, struct dentry *dentry,
{
struct inode *inode = d_inode(dentry);
struct f2fs_inode_info *fi = F2FS_I(inode);
+ struct f2fs_sb_info *sbi = F2FS_I_SB(inode);
int err;
- if (unlikely(f2fs_cp_error(F2FS_I_SB(inode))))
+ if (unlikely(f2fs_cp_error(sbi)))
return -EIO;
+ err = setattr_prepare(idmap, dentry, attr);
+ if (err)
+ return err;
+
+ err = fscrypt_prepare_setattr(dentry, attr);
+ if (err)
+ return err;
+
+ err = fsverity_prepare_setattr(dentry, attr);
+ if (err)
+ return err;
+
if (unlikely(IS_IMMUTABLE(inode)))
return -EPERM;
@@ -992,26 +1087,26 @@ int f2fs_setattr(struct mnt_idmap *idmap, struct dentry *dentry,
return -EPERM;
if ((attr->ia_valid & ATTR_SIZE)) {
- if (!f2fs_is_compress_backend_ready(inode))
+ if (!f2fs_is_compress_backend_ready(inode) ||
+ IS_DEVICE_ALIASING(inode))
return -EOPNOTSUPP;
if (is_inode_flag_set(inode, FI_COMPRESS_RELEASED) &&
!IS_ALIGNED(attr->ia_size,
F2FS_BLK_TO_BYTES(fi->i_cluster_size)))
return -EINVAL;
+ /*
+ * To prevent scattered pin block generation, we don't allow
+ * smaller/equal size unaligned truncation for pinned file.
+ * We only support overwrite IO to pinned file, so don't
+ * care about larger size truncation.
+ */
+ if (f2fs_is_pinned_file(inode) &&
+ attr->ia_size <= i_size_read(inode) &&
+ !IS_ALIGNED(attr->ia_size,
+ F2FS_BLK_TO_BYTES(CAP_BLKS_PER_SEC(sbi))))
+ return -EINVAL;
}
- err = setattr_prepare(idmap, dentry, attr);
- if (err)
- return err;
-
- err = fscrypt_prepare_setattr(dentry, attr);
- if (err)
- return err;
-
- err = fsverity_prepare_setattr(dentry, attr);
- if (err)
- return err;
-
if (is_quota_modification(idmap, inode, attr)) {
err = f2fs_dquot_initialize(inode);
if (err)
@@ -1019,12 +1114,11 @@ int f2fs_setattr(struct mnt_idmap *idmap, struct dentry *dentry,
}
if (i_uid_needs_update(idmap, attr, inode) ||
i_gid_needs_update(idmap, attr, inode)) {
- f2fs_lock_op(F2FS_I_SB(inode));
+ f2fs_lock_op(sbi);
err = dquot_transfer(idmap, inode, attr);
if (err) {
- set_sbi_flag(F2FS_I_SB(inode),
- SBI_QUOTA_NEED_REPAIR);
- f2fs_unlock_op(F2FS_I_SB(inode));
+ set_sbi_flag(sbi, SBI_QUOTA_NEED_REPAIR);
+ f2fs_unlock_op(sbi);
return err;
}
/*
@@ -1034,7 +1128,7 @@ int f2fs_setattr(struct mnt_idmap *idmap, struct dentry *dentry,
i_uid_update(idmap, attr, inode);
i_gid_update(idmap, attr, inode);
f2fs_mark_inode_dirty_sync(inode, true);
- f2fs_unlock_op(F2FS_I_SB(inode));
+ f2fs_unlock_op(sbi);
}
if (attr->ia_valid & ATTR_SIZE) {
@@ -1060,6 +1154,8 @@ int f2fs_setattr(struct mnt_idmap *idmap, struct dentry *dentry,
f2fs_down_write(&fi->i_gc_rwsem[WRITE]);
filemap_invalidate_lock(inode->i_mapping);
+ if (attr->ia_size > old_size)
+ f2fs_zero_post_eof_page(inode, attr->ia_size, false);
truncate_setsize(inode, attr->ia_size);
if (attr->ia_size <= old_size)
@@ -1095,7 +1191,7 @@ int f2fs_setattr(struct mnt_idmap *idmap, struct dentry *dentry,
f2fs_mark_inode_dirty_sync(inode, true);
/* inode change will produce dirty node pages flushed by checkpoint */
- f2fs_balance_fs(F2FS_I_SB(inode), true);
+ f2fs_balance_fs(sbi, true);
return err;
}
@@ -1115,7 +1211,7 @@ static int fill_zero(struct inode *inode, pgoff_t index,
loff_t start, loff_t len)
{
struct f2fs_sb_info *sbi = F2FS_I_SB(inode);
- struct page *page;
+ struct folio *folio;
if (!len)
return 0;
@@ -1123,16 +1219,16 @@ static int fill_zero(struct inode *inode, pgoff_t index,
f2fs_balance_fs(sbi, true);
f2fs_lock_op(sbi);
- page = f2fs_get_new_data_page(inode, NULL, index, false);
+ folio = f2fs_get_new_data_folio(inode, NULL, index, false);
f2fs_unlock_op(sbi);
- if (IS_ERR(page))
- return PTR_ERR(page);
+ if (IS_ERR(folio))
+ return PTR_ERR(folio);
- f2fs_wait_on_page_writeback(page, DATA, true, true);
- zero_user(page, start, len);
- set_page_dirty(page);
- f2fs_put_page(page, 1);
+ f2fs_folio_wait_writeback(folio, DATA, true, true);
+ folio_zero_range(folio, start, len);
+ folio_mark_dirty(folio);
+ f2fs_folio_put(folio, true);
return 0;
}
@@ -1155,7 +1251,7 @@ int f2fs_truncate_hole(struct inode *inode, pgoff_t pg_start, pgoff_t pg_end)
return err;
}
- end_offset = ADDRS_PER_PAGE(dn.node_page, inode);
+ end_offset = ADDRS_PER_PAGE(dn.node_folio, inode);
count = min(end_offset - dn.ofs_in_node, pg_end - pg_start);
f2fs_bug_on(F2FS_I_SB(inode), count == 0 || count > end_offset);
@@ -1178,6 +1274,8 @@ static int f2fs_punch_hole(struct inode *inode, loff_t offset, loff_t len)
if (ret)
return ret;
+ f2fs_zero_post_eof_page(inode, offset + len, true);
+
pg_start = ((unsigned long long) offset) >> PAGE_SHIFT;
pg_end = ((unsigned long long) offset + len) >> PAGE_SHIFT;
@@ -1250,7 +1348,7 @@ next_dnode:
goto next;
}
- done = min((pgoff_t)ADDRS_PER_PAGE(dn.node_page, inode) -
+ done = min((pgoff_t)ADDRS_PER_PAGE(dn.node_folio, inode) -
dn.ofs_in_node, len);
for (i = 0; i < done; i++, blkaddr++, do_replace++, dn.ofs_in_node++) {
*blkaddr = f2fs_data_blkaddr(&dn);
@@ -1298,7 +1396,7 @@ static int __roll_back_blkaddrs(struct inode *inode, block_t *blkaddr,
ret = f2fs_get_dnode_of_data(&dn, off + i, LOOKUP_NODE_RA);
if (ret) {
dec_valid_block_count(sbi, inode, 1);
- f2fs_invalidate_blocks(sbi, *blkaddr);
+ f2fs_invalidate_blocks(sbi, *blkaddr, 1);
} else {
f2fs_update_data_blkaddr(&dn, *blkaddr);
}
@@ -1339,7 +1437,7 @@ static int __clone_blkaddrs(struct inode *src_inode, struct inode *dst_inode,
}
ilen = min((pgoff_t)
- ADDRS_PER_PAGE(dn.node_page, dst_inode) -
+ ADDRS_PER_PAGE(dn.node_folio, dst_inode) -
dn.ofs_in_node, len - i);
do {
dn.data_blkaddr = f2fs_data_blkaddr(&dn);
@@ -1364,26 +1462,26 @@ static int __clone_blkaddrs(struct inode *src_inode, struct inode *dst_inode,
f2fs_put_dnode(&dn);
} else {
- struct page *psrc, *pdst;
+ struct folio *fsrc, *fdst;
- psrc = f2fs_get_lock_data_page(src_inode,
+ fsrc = f2fs_get_lock_data_folio(src_inode,
src + i, true);
- if (IS_ERR(psrc))
- return PTR_ERR(psrc);
- pdst = f2fs_get_new_data_page(dst_inode, NULL, dst + i,
+ if (IS_ERR(fsrc))
+ return PTR_ERR(fsrc);
+ fdst = f2fs_get_new_data_folio(dst_inode, NULL, dst + i,
true);
- if (IS_ERR(pdst)) {
- f2fs_put_page(psrc, 1);
- return PTR_ERR(pdst);
+ if (IS_ERR(fdst)) {
+ f2fs_folio_put(fsrc, true);
+ return PTR_ERR(fdst);
}
- f2fs_wait_on_page_writeback(pdst, DATA, true, true);
+ f2fs_folio_wait_writeback(fdst, DATA, true, true);
- 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);
+ memcpy_folio(fdst, 0, fsrc, 0, PAGE_SIZE);
+ folio_mark_dirty(fdst);
+ folio_set_f2fs_gcing(fdst);
+ f2fs_folio_put(fdst, true);
+ f2fs_folio_put(fsrc, true);
ret = f2fs_truncate_hole(src_inode,
src + i, src + i + 1);
@@ -1461,6 +1559,8 @@ static int f2fs_do_collapse(struct inode *inode, loff_t offset, loff_t len)
f2fs_down_write(&F2FS_I(inode)->i_gc_rwsem[WRITE]);
filemap_invalidate_lock(inode->i_mapping);
+ f2fs_zero_post_eof_page(inode, offset + len, false);
+
f2fs_lock_op(sbi);
f2fs_drop_extent_tree(inode);
truncate_pagecache(inode, offset);
@@ -1550,12 +1650,15 @@ static int f2fs_do_zero_range(struct dnode_of_data *dn, pgoff_t start,
break;
}
- f2fs_invalidate_blocks(sbi, dn->data_blkaddr);
+ f2fs_invalidate_blocks(sbi, dn->data_blkaddr, 1);
f2fs_set_data_blkaddr(dn, NEW_ADDR);
}
- f2fs_update_read_extent_cache_range(dn, start, 0, index - start);
- f2fs_update_age_extent_cache_range(dn, start, index - start);
+ if (index > start) {
+ f2fs_update_read_extent_cache_range(dn, start, 0,
+ index - start);
+ f2fs_update_age_extent_cache_range(dn, start, index - start);
+ }
return ret;
}
@@ -1582,6 +1685,8 @@ static int f2fs_zero_range(struct inode *inode, loff_t offset, loff_t len,
if (ret)
return ret;
+ f2fs_zero_post_eof_page(inode, offset + len, true);
+
pg_start = ((unsigned long long) offset) >> PAGE_SHIFT;
pg_end = ((unsigned long long) offset + len) >> PAGE_SHIFT;
@@ -1629,7 +1734,7 @@ static int f2fs_zero_range(struct inode *inode, loff_t offset, loff_t len,
goto out;
}
- end_offset = ADDRS_PER_PAGE(dn.node_page, inode);
+ end_offset = ADDRS_PER_PAGE(dn.node_folio, inode);
end = min(pg_end, end_offset - dn.ofs_in_node + index);
ret = f2fs_do_zero_range(&dn, index, end);
@@ -1713,6 +1818,8 @@ static int f2fs_insert_range(struct inode *inode, loff_t offset, loff_t len)
/* avoid gc operation during block exchange */
f2fs_down_write(&F2FS_I(inode)->i_gc_rwsem[WRITE]);
filemap_invalidate_lock(mapping);
+
+ f2fs_zero_post_eof_page(inode, offset + len, false);
truncate_pagecache(inode, offset);
while (!ret && idx > pg_start) {
@@ -1770,6 +1877,8 @@ static int f2fs_expand_inode_data(struct inode *inode, loff_t offset,
if (err)
return err;
+ f2fs_zero_post_eof_page(inode, offset + len, true);
+
f2fs_balance_fs(sbi, true);
pg_start = ((unsigned long long)offset) >> PAGE_SHIFT;
@@ -1790,17 +1899,31 @@ static int f2fs_expand_inode_data(struct inode *inode, loff_t offset,
map.m_len = sec_blks;
next_alloc:
+ f2fs_down_write(&sbi->pin_sem);
+
+ if (unlikely(is_sbi_flag_set(sbi, SBI_CP_DISABLED))) {
+ if (has_not_enough_free_secs(sbi, 0, 0)) {
+ f2fs_up_write(&sbi->pin_sem);
+ err = -ENOSPC;
+ f2fs_warn_ratelimited(sbi,
+ "ino:%lu, start:%lu, end:%lu, need to trigger GC to "
+ "reclaim enough free segment when checkpoint is enabled",
+ inode->i_ino, pg_start, pg_end);
+ goto out_err;
+ }
+ }
+
if (has_not_enough_free_secs(sbi, 0,
- GET_SEC_FROM_SEG(sbi, overprovision_segments(sbi)))) {
+ sbi->reserved_pin_section)) {
f2fs_down_write(&sbi->gc_lock);
stat_inc_gc_call_count(sbi, FOREGROUND);
err = f2fs_gc(sbi, &gc_control);
- if (err && err != -ENODATA)
+ if (err && err != -ENODATA) {
+ f2fs_up_write(&sbi->pin_sem);
goto out_err;
+ }
}
- f2fs_down_write(&sbi->pin_sem);
-
err = f2fs_allocate_pinning_section(sbi);
if (err) {
f2fs_up_write(&sbi->pin_sem);
@@ -1860,7 +1983,7 @@ static long f2fs_fallocate(struct file *file, int mode,
return -EIO;
if (!f2fs_is_checkpoint_ready(F2FS_I_SB(inode)))
return -ENOSPC;
- if (!f2fs_is_compress_backend_ready(inode))
+ if (!f2fs_is_compress_backend_ready(inode) || IS_DEVICE_ALIASING(inode))
return -EOPNOTSUPP;
/* f2fs only support ->fallocate for regular file */
@@ -1929,6 +2052,9 @@ out:
static int f2fs_release_file(struct inode *inode, struct file *filp)
{
+ if (atomic_dec_and_test(&F2FS_I(inode)->open_count))
+ f2fs_remove_donate_inode(inode);
+
/*
* f2fs_release_file is called at every close calls. So we should
* not drop any inmemory pages by close called by other process.
@@ -2002,8 +2128,9 @@ static int f2fs_setflags_common(struct inode *inode, u32 iflags, u32 mask)
f2fs_down_write(&fi->i_sem);
if (!f2fs_may_compress(inode) ||
- (S_ISREG(inode->i_mode) &&
- F2FS_HAS_BLOCKS(inode))) {
+ atomic_read(&fi->writeback) ||
+ (S_ISREG(inode->i_mode) &&
+ F2FS_HAS_BLOCKS(inode))) {
f2fs_up_write(&fi->i_sem);
return -EINVAL;
}
@@ -2343,9 +2470,12 @@ int f2fs_do_shutdown(struct f2fs_sb_info *sbi, unsigned int flag,
if (readonly)
goto out;
- /* grab sb->s_umount to avoid racing w/ remount() */
+ /*
+ * grab sb->s_umount to avoid racing w/ remount() and other shutdown
+ * paths.
+ */
if (need_lock)
- down_read(&sbi->sb->s_umount);
+ down_write(&sbi->sb->s_umount);
f2fs_stop_gc_thread(sbi);
f2fs_stop_discard_thread(sbi);
@@ -2354,7 +2484,7 @@ int f2fs_do_shutdown(struct f2fs_sb_info *sbi, unsigned int flag,
clear_opt(sbi, DISCARD);
if (need_lock)
- up_read(&sbi->sb->s_umount);
+ up_write(&sbi->sb->s_umount);
f2fs_update_time(sbi, REQ_TIME);
out:
@@ -2400,17 +2530,72 @@ static int f2fs_ioc_shutdown(struct file *filp, unsigned long arg)
return ret;
}
+static int f2fs_keep_noreuse_range(struct inode *inode,
+ loff_t offset, loff_t len)
+{
+ struct f2fs_sb_info *sbi = F2FS_I_SB(inode);
+ u64 max_bytes = F2FS_BLK_TO_BYTES(max_file_blocks(inode));
+ u64 start, end;
+ int ret = 0;
+
+ if (!S_ISREG(inode->i_mode))
+ return 0;
+
+ if (offset >= max_bytes || len > max_bytes ||
+ (offset + len) > max_bytes)
+ return 0;
+
+ start = offset >> PAGE_SHIFT;
+ end = DIV_ROUND_UP(offset + len, PAGE_SIZE);
+
+ inode_lock(inode);
+ if (f2fs_is_atomic_file(inode)) {
+ inode_unlock(inode);
+ return 0;
+ }
+
+ spin_lock(&sbi->inode_lock[DONATE_INODE]);
+ /* let's remove the range, if len = 0 */
+ if (!len) {
+ if (!list_empty(&F2FS_I(inode)->gdonate_list)) {
+ list_del_init(&F2FS_I(inode)->gdonate_list);
+ sbi->donate_files--;
+ if (is_inode_flag_set(inode, FI_DONATE_FINISHED))
+ ret = -EALREADY;
+ else
+ set_inode_flag(inode, FI_DONATE_FINISHED);
+ } else
+ ret = -ENOENT;
+ } else {
+ if (list_empty(&F2FS_I(inode)->gdonate_list)) {
+ list_add_tail(&F2FS_I(inode)->gdonate_list,
+ &sbi->inode_list[DONATE_INODE]);
+ sbi->donate_files++;
+ } else {
+ list_move_tail(&F2FS_I(inode)->gdonate_list,
+ &sbi->inode_list[DONATE_INODE]);
+ }
+ F2FS_I(inode)->donate_start = start;
+ F2FS_I(inode)->donate_end = end - 1;
+ clear_inode_flag(inode, FI_DONATE_FINISHED);
+ }
+ spin_unlock(&sbi->inode_lock[DONATE_INODE]);
+ inode_unlock(inode);
+
+ return ret;
+}
+
static int f2fs_ioc_fitrim(struct file *filp, unsigned long arg)
{
struct inode *inode = file_inode(filp);
- struct super_block *sb = inode->i_sb;
+ struct f2fs_sb_info *sbi = F2FS_I_SB(inode);
struct fstrim_range range;
int ret;
if (!capable(CAP_SYS_ADMIN))
return -EPERM;
- if (!f2fs_hw_support_discard(F2FS_SB(sb)))
+ if (!f2fs_hw_support_discard(sbi))
return -EOPNOTSUPP;
if (copy_from_user(&range, (struct fstrim_range __user *)arg,
@@ -2421,9 +2606,9 @@ static int f2fs_ioc_fitrim(struct file *filp, unsigned long arg)
if (ret)
return ret;
- range.minlen = max((unsigned int)range.minlen,
- bdev_discard_granularity(sb->s_bdev));
- ret = f2fs_trim_fs(F2FS_SB(sb), &range);
+ range.minlen = max_t(unsigned int, range.minlen,
+ f2fs_hw_discard_granularity(sbi));
+ ret = f2fs_trim_fs(sbi, &range);
mnt_drop_write_file(filp);
if (ret < 0)
return ret;
@@ -2431,7 +2616,7 @@ static int f2fs_ioc_fitrim(struct file *filp, unsigned long arg)
if (copy_to_user((struct fstrim_range __user *)arg, &range,
sizeof(range)))
return -EFAULT;
- f2fs_update_time(F2FS_I_SB(inode), REQ_TIME);
+ f2fs_update_time(sbi, REQ_TIME);
return 0;
}
@@ -2810,19 +2995,19 @@ do_map:
idx = map.m_lblk;
while (idx < map.m_lblk + map.m_len &&
cnt < BLKS_PER_SEG(sbi)) {
- struct page *page;
+ struct folio *folio;
- page = f2fs_get_lock_data_page(inode, idx, true);
- if (IS_ERR(page)) {
- err = PTR_ERR(page);
+ folio = f2fs_get_lock_data_folio(inode, idx, true);
+ if (IS_ERR(folio)) {
+ err = PTR_ERR(folio);
goto clear_out;
}
- f2fs_wait_on_page_writeback(page, DATA, true, true);
+ f2fs_folio_wait_writeback(folio, DATA, true, true);
- set_page_dirty(page);
- set_page_private_gcing(page);
- f2fs_put_page(page, 1);
+ folio_mark_dirty(folio);
+ folio_set_f2fs_gcing(folio);
+ f2fs_folio_put(folio, true);
idx++;
cnt++;
@@ -2861,7 +3046,7 @@ static int f2fs_ioc_defragment(struct file *filp, unsigned long arg)
if (!capable(CAP_SYS_ADMIN))
return -EPERM;
- if (!S_ISREG(inode->i_mode) || f2fs_is_atomic_file(inode))
+ if (!S_ISREG(inode->i_mode))
return -EINVAL;
if (f2fs_readonly(sbi->sb))
@@ -3234,7 +3419,7 @@ static int f2fs_ioc_setproject(struct inode *inode, __u32 projid)
}
#endif
-int f2fs_fileattr_get(struct dentry *dentry, struct fileattr *fa)
+int f2fs_fileattr_get(struct dentry *dentry, struct file_kattr *fa)
{
struct inode *inode = d_inode(dentry);
struct f2fs_inode_info *fi = F2FS_I(inode);
@@ -3258,7 +3443,7 @@ int f2fs_fileattr_get(struct dentry *dentry, struct fileattr *fa)
}
int f2fs_fileattr_set(struct mnt_idmap *idmap,
- struct dentry *dentry, struct fileattr *fa)
+ struct dentry *dentry, struct file_kattr *fa)
{
struct inode *inode = d_inode(dentry);
u32 fsflags = fa->flags, mask = F2FS_SETTABLE_FS_FL;
@@ -3291,6 +3476,9 @@ int f2fs_pin_file_control(struct inode *inode, bool inc)
struct f2fs_inode_info *fi = F2FS_I(inode);
struct f2fs_sb_info *sbi = F2FS_I_SB(inode);
+ if (IS_DEVICE_ALIASING(inode))
+ return -EINVAL;
+
if (fi->i_gc_failures >= sbi->gc_pin_file_threshold) {
f2fs_warn(sbi, "%s: Enable GC = ino %lx after %x GC trials",
__func__, inode->i_ino, fi->i_gc_failures);
@@ -3321,6 +3509,9 @@ static int f2fs_ioc_set_pin_file(struct file *filp, unsigned long arg)
if (f2fs_readonly(sbi->sb))
return -EROFS;
+ if (!pin && IS_DEVICE_ALIASING(inode))
+ return -EOPNOTSUPP;
+
ret = mnt_want_write_file(filp);
if (ret)
return ret;
@@ -3386,6 +3577,29 @@ static int f2fs_ioc_get_pin_file(struct file *filp, unsigned long arg)
return put_user(pin, (u32 __user *)arg);
}
+static int f2fs_ioc_get_dev_alias_file(struct file *filp, unsigned long arg)
+{
+ return put_user(IS_DEVICE_ALIASING(file_inode(filp)) ? 1 : 0,
+ (u32 __user *)arg);
+}
+
+static int f2fs_ioc_io_prio(struct file *filp, unsigned long arg)
+{
+ struct inode *inode = file_inode(filp);
+ __u32 level;
+
+ if (get_user(level, (__u32 __user *)arg))
+ return -EFAULT;
+
+ if (!S_ISREG(inode->i_mode) || level >= F2FS_IOPRIO_MAX)
+ return -EINVAL;
+
+ inode_lock(inode);
+ F2FS_I(inode)->ioprio_hint = level;
+ inode_unlock(inode);
+ return 0;
+}
+
int f2fs_precache_extents(struct inode *inode)
{
struct f2fs_inode_info *fi = F2FS_I(inode);
@@ -3572,7 +3786,7 @@ static int release_compress_blocks(struct dnode_of_data *dn, pgoff_t count)
int i;
for (i = 0; i < count; i++) {
- blkaddr = data_blkaddr(dn->inode, dn->node_page,
+ blkaddr = data_blkaddr(dn->inode, dn->node_folio,
dn->ofs_in_node + i);
if (!__is_valid_data_blkaddr(blkaddr))
@@ -3690,7 +3904,7 @@ static int f2fs_release_compress_blocks(struct file *filp, unsigned long arg)
break;
}
- end_offset = ADDRS_PER_PAGE(dn.node_page, inode);
+ end_offset = ADDRS_PER_PAGE(dn.node_folio, inode);
count = min(end_offset - dn.ofs_in_node, last_idx - page_idx);
count = round_up(count, fi->i_cluster_size);
@@ -3741,7 +3955,7 @@ static int reserve_compress_blocks(struct dnode_of_data *dn, pgoff_t count,
int i;
for (i = 0; i < count; i++) {
- blkaddr = data_blkaddr(dn->inode, dn->node_page,
+ blkaddr = data_blkaddr(dn->inode, dn->node_folio,
dn->ofs_in_node + i);
if (!__is_valid_data_blkaddr(blkaddr))
@@ -3758,7 +3972,7 @@ static int reserve_compress_blocks(struct dnode_of_data *dn, pgoff_t count,
int ret;
for (i = 0; i < cluster_size; i++) {
- blkaddr = data_blkaddr(dn->inode, dn->node_page,
+ blkaddr = data_blkaddr(dn->inode, dn->node_folio,
dn->ofs_in_node + i);
if (i == 0) {
@@ -3787,7 +4001,7 @@ static int reserve_compress_blocks(struct dnode_of_data *dn, pgoff_t count,
to_reserved = cluster_size - compr_blocks - reserved;
/* for the case all blocks in cluster were reserved */
- if (to_reserved == 1) {
+ if (reserved && to_reserved == 1) {
dn->ofs_in_node += cluster_size;
goto next;
}
@@ -3868,7 +4082,7 @@ static int f2fs_reserve_compress_blocks(struct file *filp, unsigned long arg)
break;
}
- end_offset = ADDRS_PER_PAGE(dn.node_page, inode);
+ end_offset = ADDRS_PER_PAGE(dn.node_folio, inode);
count = min(end_offset - dn.ofs_in_node, last_idx - page_idx);
count = round_up(count, fi->i_cluster_size);
@@ -4032,7 +4246,7 @@ static int f2fs_sec_trim_file(struct file *filp, unsigned long arg)
goto out;
}
- end_offset = ADDRS_PER_PAGE(dn.node_page, inode);
+ end_offset = ADDRS_PER_PAGE(dn.node_folio, inode);
count = min(end_offset - dn.ofs_in_node, pg_end - index);
for (i = 0; i < count; i++, index++, dn.ofs_in_node++) {
struct block_device *cur_bdev;
@@ -4204,34 +4418,36 @@ static int redirty_blocks(struct inode *inode, pgoff_t page_idx, int len)
{
DEFINE_READAHEAD(ractl, NULL, NULL, inode->i_mapping, page_idx);
struct address_space *mapping = inode->i_mapping;
- struct page *page;
+ struct folio *folio;
pgoff_t redirty_idx = page_idx;
- int i, page_len = 0, ret = 0;
+ int page_len = 0, ret = 0;
page_cache_ra_unbounded(&ractl, len, 0);
- for (i = 0; i < len; i++, page_idx++) {
- page = read_cache_page(mapping, page_idx, NULL, NULL);
- if (IS_ERR(page)) {
- ret = PTR_ERR(page);
+ do {
+ folio = read_cache_folio(mapping, page_idx, NULL, NULL);
+ if (IS_ERR(folio)) {
+ ret = PTR_ERR(folio);
break;
}
- page_len++;
- }
+ page_len += folio_nr_pages(folio) - (page_idx - folio->index);
+ page_idx = folio_next_index(folio);
+ } while (page_len < len);
- for (i = 0; i < page_len; i++, redirty_idx++) {
- page = find_lock_page(mapping, redirty_idx);
+ do {
+ folio = filemap_lock_folio(mapping, redirty_idx);
- /* It will never fail, when page has pinned above */
- f2fs_bug_on(F2FS_I_SB(inode), !page);
+ /* It will never fail, when folio has pinned above */
+ f2fs_bug_on(F2FS_I_SB(inode), IS_ERR(folio));
- f2fs_wait_on_page_writeback(page, DATA, true, true);
+ f2fs_folio_wait_writeback(folio, DATA, true, true);
- set_page_dirty(page);
- set_page_private_gcing(page);
- f2fs_put_page(page, 1);
- f2fs_put_page(page, 0);
- }
+ folio_mark_dirty(folio);
+ folio_set_f2fs_gcing(folio);
+ redirty_idx = folio_next_index(folio);
+ folio_unlock(folio);
+ folio_put_refs(folio, 2);
+ } while (redirty_idx < page_idx);
return ret;
}
@@ -4485,6 +4701,10 @@ static long __f2fs_ioctl(struct file *filp, unsigned int cmd, unsigned long arg)
return f2fs_ioc_decompress_file(filp);
case F2FS_IOC_COMPRESS_FILE:
return f2fs_ioc_compress_file(filp);
+ case F2FS_IOC_GET_DEV_ALIAS_FILE:
+ return f2fs_ioc_get_dev_alias_file(filp, arg);
+ case F2FS_IOC_IO_PRIO:
+ return f2fs_ioc_io_prio(filp, arg);
default:
return -ENOTTY;
}
@@ -4633,6 +4853,7 @@ static ssize_t f2fs_file_read_iter(struct kiocb *iocb, struct iov_iter *to)
struct inode *inode = file_inode(iocb->ki_filp);
const loff_t pos = iocb->ki_pos;
ssize_t ret;
+ bool dio;
if (!f2fs_is_compress_backend_ready(inode))
return -EOPNOTSUPP;
@@ -4641,12 +4862,15 @@ static ssize_t f2fs_file_read_iter(struct kiocb *iocb, struct iov_iter *to)
f2fs_trace_rw_file_path(iocb->ki_filp, iocb->ki_pos,
iov_iter_count(to), READ);
+ dio = f2fs_should_use_dio(inode, iocb, to);
+
/* In LFS mode, if there is inflight dio, wait for its completion */
if (f2fs_lfs_mode(F2FS_I_SB(inode)) &&
- get_pages(F2FS_I_SB(inode), F2FS_DIO_WRITE))
+ get_pages(F2FS_I_SB(inode), F2FS_DIO_WRITE) &&
+ (!f2fs_is_pinned_file(inode) || !dio))
inode_dio_wait(inode);
- if (f2fs_should_use_dio(inode, iocb, to)) {
+ if (dio) {
ret = f2fs_dio_read_iter(iocb, to);
} else {
ret = filemap_read(iocb, to, 0);
@@ -4654,8 +4878,7 @@ static ssize_t f2fs_file_read_iter(struct kiocb *iocb, struct iov_iter *to)
f2fs_update_iostat(F2FS_I_SB(inode), inode,
APP_BUFFERED_READ_IO, ret);
}
- if (trace_f2fs_dataread_end_enabled())
- trace_f2fs_dataread_end(inode, pos, ret);
+ trace_f2fs_dataread_end(inode, pos, ret);
return ret;
}
@@ -4678,8 +4901,7 @@ static ssize_t f2fs_file_splice_read(struct file *in, loff_t *ppos,
f2fs_update_iostat(F2FS_I_SB(inode), inode,
APP_BUFFERED_READ_IO, ret);
- if (trace_f2fs_dataread_end_enabled())
- trace_f2fs_dataread_end(inode, pos, ret);
+ trace_f2fs_dataread_end(inode, pos, ret);
return ret;
}
@@ -4703,6 +4925,9 @@ static ssize_t f2fs_write_checks(struct kiocb *iocb, struct iov_iter *from)
err = file_modified(file);
if (err)
return err;
+
+ f2fs_zero_post_eof_page(inode,
+ iocb->ki_pos + iov_iter_count(from), true);
return count;
}
@@ -4760,7 +4985,8 @@ static int f2fs_preallocate_blocks(struct kiocb *iocb, struct iov_iter *iter,
else
return 0;
- map.m_may_create = true;
+ if (!IS_DEVICE_ALIASING(inode))
+ map.m_may_create = true;
if (dio) {
map.m_seg_type = f2fs_rw_hint_to_seg_type(sbi,
inode->i_write_hint);
@@ -4816,8 +5042,8 @@ static void f2fs_dio_write_submit_io(const struct iomap_iter *iter,
{
struct inode *inode = iter->inode;
struct f2fs_sb_info *sbi = F2FS_I_SB(inode);
- int seg_type = f2fs_rw_hint_to_seg_type(sbi, inode->i_write_hint);
- enum temp_type temp = f2fs_get_segment_temp(seg_type);
+ enum log_type type = f2fs_rw_hint_to_seg_type(sbi, inode->i_write_hint);
+ enum temp_type temp = f2fs_get_segment_temp(sbi, type);
bio->bi_write_hint = f2fs_io_type_to_rw_hint(sbi, DATA, temp);
submit_bio(bio);
@@ -5019,8 +5245,7 @@ static ssize_t f2fs_file_write_iter(struct kiocb *iocb, struct iov_iter *from)
f2fs_dio_write_iter(iocb, from, &may_need_sync) :
f2fs_buffered_write_iter(iocb, from);
- if (trace_f2fs_datawrite_end_enabled())
- trace_f2fs_datawrite_end(inode, orig_pos, ret);
+ trace_f2fs_datawrite_end(inode, orig_pos, ret);
}
/* Don't leave any preallocated blocks around past i_size. */
@@ -5063,6 +5288,8 @@ static int f2fs_file_fadvise(struct file *filp, loff_t offset, loff_t len,
struct inode *inode = file_inode(filp);
int err;
+ trace_f2fs_fadvise(inode, offset, len, advice);
+
if (advice == POSIX_FADV_SEQUENTIAL) {
if (S_ISFIFO(inode->i_mode))
return -ESPIPE;
@@ -5084,11 +5311,15 @@ static int f2fs_file_fadvise(struct file *filp, loff_t offset, loff_t len,
}
err = generic_fadvise(filp, offset, len, advice);
- if (!err && advice == POSIX_FADV_DONTNEED &&
- test_opt(F2FS_I_SB(inode), COMPRESS_CACHE) &&
- f2fs_compressed_file(inode))
- f2fs_invalidate_compress_pages(F2FS_I_SB(inode), inode->i_ino);
+ if (err)
+ return err;
+ if (advice == POSIX_FADV_DONTNEED &&
+ (test_opt(F2FS_I_SB(inode), COMPRESS_CACHE) &&
+ f2fs_compressed_file(inode)))
+ f2fs_invalidate_compress_pages(F2FS_I_SB(inode), inode->i_ino);
+ else if (advice == POSIX_FADV_NOREUSE)
+ err = f2fs_keep_noreuse_range(inode, offset, len);
return err;
}
@@ -5197,6 +5428,8 @@ long f2fs_compat_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
case F2FS_IOC_SET_COMPRESS_OPTION:
case F2FS_IOC_DECOMPRESS_FILE:
case F2FS_IOC_COMPRESS_FILE:
+ case F2FS_IOC_GET_DEV_ALIAS_FILE:
+ case F2FS_IOC_IO_PRIO:
break;
default:
return -ENOIOCTLCMD;
@@ -5212,7 +5445,7 @@ const struct file_operations f2fs_file_operations = {
.iopoll = iocb_bio_iopoll,
.open = f2fs_file_open,
.release = f2fs_release_file,
- .mmap = f2fs_file_mmap,
+ .mmap_prepare = f2fs_file_mmap_prepare,
.flush = f2fs_file_flush,
.fsync = f2fs_sync_file,
.fallocate = f2fs_fallocate,
generated by cgit (git 2.34.1) at 2025-12-24 18:43:08 +0000