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-rw-r--r--fs/f2fs/segment.c185
1 files changed, 96 insertions, 89 deletions
diff --git a/fs/f2fs/segment.c b/fs/f2fs/segment.c
index 888297c585a7..f0f9593185a7 100644
--- a/fs/f2fs/segment.c
+++ b/fs/f2fs/segment.c
@@ -169,7 +169,7 @@ found:
return result - size + __reverse_ffz(tmp);
}
-bool need_SSR(struct f2fs_sb_info *sbi)
+bool f2fs_need_SSR(struct f2fs_sb_info *sbi)
{
int node_secs = get_blocktype_secs(sbi, F2FS_DIRTY_NODES);
int dent_secs = get_blocktype_secs(sbi, F2FS_DIRTY_DENTS);
@@ -184,7 +184,7 @@ bool need_SSR(struct f2fs_sb_info *sbi)
SM_I(sbi)->min_ssr_sections + reserved_sections(sbi));
}
-void register_inmem_page(struct inode *inode, struct page *page)
+void f2fs_register_inmem_page(struct inode *inode, struct page *page)
{
struct f2fs_sb_info *sbi = F2FS_I_SB(inode);
struct f2fs_inode_info *fi = F2FS_I(inode);
@@ -239,7 +239,8 @@ static int __revoke_inmem_pages(struct inode *inode,
trace_f2fs_commit_inmem_page(page, INMEM_REVOKE);
retry:
set_new_dnode(&dn, inode, NULL, NULL, 0);
- err = get_dnode_of_data(&dn, page->index, LOOKUP_NODE);
+ err = f2fs_get_dnode_of_data(&dn, page->index,
+ LOOKUP_NODE);
if (err) {
if (err == -ENOMEM) {
congestion_wait(BLK_RW_ASYNC, HZ/50);
@@ -249,9 +250,9 @@ retry:
err = -EAGAIN;
goto next;
}
- get_node_info(sbi, dn.nid, &ni);
+ f2fs_get_node_info(sbi, dn.nid, &ni);
if (cur->old_addr == NEW_ADDR) {
- invalidate_blocks(sbi, dn.data_blkaddr);
+ f2fs_invalidate_blocks(sbi, dn.data_blkaddr);
f2fs_update_data_blkaddr(&dn, NEW_ADDR);
} else
f2fs_replace_block(sbi, &dn, dn.data_blkaddr,
@@ -273,7 +274,7 @@ next:
return err;
}
-void drop_inmem_pages_all(struct f2fs_sb_info *sbi, bool gc_failure)
+void f2fs_drop_inmem_pages_all(struct f2fs_sb_info *sbi, bool gc_failure)
{
struct list_head *head = &sbi->inode_list[ATOMIC_FILE];
struct inode *inode;
@@ -296,7 +297,7 @@ next:
}
drop:
set_inode_flag(inode, FI_ATOMIC_REVOKE_REQUEST);
- drop_inmem_pages(inode);
+ f2fs_drop_inmem_pages(inode);
iput(inode);
}
skip:
@@ -305,7 +306,7 @@ skip:
goto next;
}
-void drop_inmem_pages(struct inode *inode)
+void f2fs_drop_inmem_pages(struct inode *inode)
{
struct f2fs_sb_info *sbi = F2FS_I_SB(inode);
struct f2fs_inode_info *fi = F2FS_I(inode);
@@ -323,7 +324,7 @@ void drop_inmem_pages(struct inode *inode)
stat_dec_atomic_write(inode);
}
-void drop_inmem_page(struct inode *inode, struct page *page)
+void f2fs_drop_inmem_page(struct inode *inode, struct page *page)
{
struct f2fs_inode_info *fi = F2FS_I(inode);
struct f2fs_sb_info *sbi = F2FS_I_SB(inode);
@@ -353,7 +354,7 @@ void drop_inmem_page(struct inode *inode, struct page *page)
trace_f2fs_commit_inmem_page(page, INMEM_INVALIDATE);
}
-static int __commit_inmem_pages(struct inode *inode)
+static int __f2fs_commit_inmem_pages(struct inode *inode)
{
struct f2fs_sb_info *sbi = F2FS_I_SB(inode);
struct f2fs_inode_info *fi = F2FS_I(inode);
@@ -383,14 +384,14 @@ static int __commit_inmem_pages(struct inode *inode)
f2fs_wait_on_page_writeback(page, DATA, true);
if (clear_page_dirty_for_io(page)) {
inode_dec_dirty_pages(inode);
- remove_dirty_inode(inode);
+ f2fs_remove_dirty_inode(inode);
}
retry:
fio.page = page;
fio.old_blkaddr = NULL_ADDR;
fio.encrypted_page = NULL;
fio.need_lock = LOCK_DONE;
- err = do_write_data_page(&fio);
+ err = f2fs_do_write_data_page(&fio);
if (err) {
if (err == -ENOMEM) {
congestion_wait(BLK_RW_ASYNC, HZ/50);
@@ -431,7 +432,7 @@ retry:
return err;
}
-int commit_inmem_pages(struct inode *inode)
+int f2fs_commit_inmem_pages(struct inode *inode)
{
struct f2fs_sb_info *sbi = F2FS_I_SB(inode);
struct f2fs_inode_info *fi = F2FS_I(inode);
@@ -443,7 +444,7 @@ int commit_inmem_pages(struct inode *inode)
set_inode_flag(inode, FI_ATOMIC_COMMIT);
mutex_lock(&fi->inmem_lock);
- err = __commit_inmem_pages(inode);
+ err = __f2fs_commit_inmem_pages(inode);
spin_lock(&sbi->inode_lock[ATOMIC_FILE]);
if (!list_empty(&fi->inmem_ilist))
@@ -490,24 +491,24 @@ void f2fs_balance_fs_bg(struct f2fs_sb_info *sbi)
return;
/* try to shrink extent cache when there is no enough memory */
- if (!available_free_memory(sbi, EXTENT_CACHE))
+ if (!f2fs_available_free_memory(sbi, EXTENT_CACHE))
f2fs_shrink_extent_tree(sbi, EXTENT_CACHE_SHRINK_NUMBER);
/* check the # of cached NAT entries */
- if (!available_free_memory(sbi, NAT_ENTRIES))
- try_to_free_nats(sbi, NAT_ENTRY_PER_BLOCK);
+ if (!f2fs_available_free_memory(sbi, NAT_ENTRIES))
+ f2fs_try_to_free_nats(sbi, NAT_ENTRY_PER_BLOCK);
- if (!available_free_memory(sbi, FREE_NIDS))
- try_to_free_nids(sbi, MAX_FREE_NIDS);
+ if (!f2fs_available_free_memory(sbi, FREE_NIDS))
+ f2fs_try_to_free_nids(sbi, MAX_FREE_NIDS);
else
- build_free_nids(sbi, false, false);
+ f2fs_build_free_nids(sbi, false, false);
if (!is_idle(sbi) && !excess_dirty_nats(sbi))
return;
/* checkpoint is the only way to shrink partial cached entries */
- if (!available_free_memory(sbi, NAT_ENTRIES) ||
- !available_free_memory(sbi, INO_ENTRIES) ||
+ if (!f2fs_available_free_memory(sbi, NAT_ENTRIES) ||
+ !f2fs_available_free_memory(sbi, INO_ENTRIES) ||
excess_prefree_segs(sbi) ||
excess_dirty_nats(sbi) ||
f2fs_time_over(sbi, CP_TIME)) {
@@ -515,7 +516,7 @@ void f2fs_balance_fs_bg(struct f2fs_sb_info *sbi)
struct blk_plug plug;
blk_start_plug(&plug);
- sync_dirty_inodes(sbi, FILE_INODE);
+ f2fs_sync_dirty_inodes(sbi, FILE_INODE);
blk_finish_plug(&plug);
}
f2fs_sync_fs(sbi->sb, true);
@@ -548,7 +549,7 @@ static int submit_flush_wait(struct f2fs_sb_info *sbi, nid_t ino)
return __submit_flush_wait(sbi, sbi->sb->s_bdev);
for (i = 0; i < sbi->s_ndevs; i++) {
- if (!is_dirty_device(sbi, ino, i, FLUSH_INO))
+ if (!f2fs_is_dirty_device(sbi, ino, i, FLUSH_INO))
continue;
ret = __submit_flush_wait(sbi, FDEV(i).bdev);
if (ret)
@@ -659,7 +660,7 @@ int f2fs_issue_flush(struct f2fs_sb_info *sbi, nid_t ino)
return cmd.ret;
}
-int create_flush_cmd_control(struct f2fs_sb_info *sbi)
+int f2fs_create_flush_cmd_control(struct f2fs_sb_info *sbi)
{
dev_t dev = sbi->sb->s_bdev->bd_dev;
struct flush_cmd_control *fcc;
@@ -696,7 +697,7 @@ init_thread:
return err;
}
-void destroy_flush_cmd_control(struct f2fs_sb_info *sbi, bool free)
+void f2fs_destroy_flush_cmd_control(struct f2fs_sb_info *sbi, bool free)
{
struct flush_cmd_control *fcc = SM_I(sbi)->fcc_info;
@@ -1022,7 +1023,7 @@ static struct discard_cmd *__insert_discard_tree(struct f2fs_sb_info *sbi,
goto do_insert;
}
- p = __lookup_rb_tree_for_insert(sbi, &dcc->root, &parent, lstart);
+ p = f2fs_lookup_rb_tree_for_insert(sbi, &dcc->root, &parent, lstart);
do_insert:
dc = __attach_discard_cmd(sbi, bdev, lstart, start, len, parent, p);
if (!dc)
@@ -1087,7 +1088,7 @@ static void __update_discard_tree_range(struct f2fs_sb_info *sbi,
mutex_lock(&dcc->cmd_lock);
- dc = (struct discard_cmd *)__lookup_rb_tree_ret(&dcc->root,
+ dc = (struct discard_cmd *)f2fs_lookup_rb_tree_ret(&dcc->root,
NULL, lstart,
(struct rb_entry **)&prev_dc,
(struct rb_entry **)&next_dc,
@@ -1198,7 +1199,8 @@ static int __issue_discard_cmd(struct f2fs_sb_info *sbi,
mutex_lock(&dcc->cmd_lock);
if (list_empty(pend_list))
goto next;
- f2fs_bug_on(sbi, !__check_rb_tree_consistence(sbi, &dcc->root));
+ f2fs_bug_on(sbi,
+ !f2fs_check_rb_tree_consistence(sbi, &dcc->root));
blk_start_plug(&plug);
list_for_each_entry_safe(dc, tmp, pend_list, list) {
f2fs_bug_on(sbi, dc->state != D_PREP);
@@ -1251,7 +1253,7 @@ static bool __drop_discard_cmd(struct f2fs_sb_info *sbi)
return dropped;
}
-void drop_discard_cmd(struct f2fs_sb_info *sbi)
+void f2fs_drop_discard_cmd(struct f2fs_sb_info *sbi)
{
__drop_discard_cmd(sbi);
}
@@ -1342,7 +1344,8 @@ static void f2fs_wait_discard_bio(struct f2fs_sb_info *sbi, block_t blkaddr)
bool need_wait = false;
mutex_lock(&dcc->cmd_lock);
- dc = (struct discard_cmd *)__lookup_rb_tree(&dcc->root, NULL, blkaddr);
+ dc = (struct discard_cmd *)f2fs_lookup_rb_tree(&dcc->root,
+ NULL, blkaddr);
if (dc) {
if (dc->state == D_PREP) {
__punch_discard_cmd(sbi, dc, blkaddr);
@@ -1357,7 +1360,7 @@ static void f2fs_wait_discard_bio(struct f2fs_sb_info *sbi, block_t blkaddr)
__wait_one_discard_bio(sbi, dc);
}
-void stop_discard_thread(struct f2fs_sb_info *sbi)
+void f2fs_stop_discard_thread(struct f2fs_sb_info *sbi)
{
struct discard_cmd_control *dcc = SM_I(sbi)->dcc_info;
@@ -1605,7 +1608,7 @@ static void release_discard_addr(struct discard_entry *entry)
kmem_cache_free(discard_entry_slab, entry);
}
-void release_discard_addrs(struct f2fs_sb_info *sbi)
+void f2fs_release_discard_addrs(struct f2fs_sb_info *sbi)
{
struct list_head *head = &(SM_I(sbi)->dcc_info->entry_list);
struct discard_entry *entry, *this;
@@ -1616,7 +1619,7 @@ void release_discard_addrs(struct f2fs_sb_info *sbi)
}
/*
- * Should call clear_prefree_segments after checkpoint is done.
+ * Should call f2fs_clear_prefree_segments after checkpoint is done.
*/
static void set_prefree_as_free_segments(struct f2fs_sb_info *sbi)
{
@@ -1629,7 +1632,8 @@ static void set_prefree_as_free_segments(struct f2fs_sb_info *sbi)
mutex_unlock(&dirty_i->seglist_lock);
}
-void clear_prefree_segments(struct f2fs_sb_info *sbi, struct cp_control *cpc)
+void f2fs_clear_prefree_segments(struct f2fs_sb_info *sbi,
+ struct cp_control *cpc)
{
struct discard_cmd_control *dcc = SM_I(sbi)->dcc_info;
struct list_head *head = &dcc->entry_list;
@@ -1771,7 +1775,7 @@ static void destroy_discard_cmd_control(struct f2fs_sb_info *sbi)
if (!dcc)
return;
- stop_discard_thread(sbi);
+ f2fs_stop_discard_thread(sbi);
kfree(dcc);
SM_I(sbi)->dcc_info = NULL;
@@ -1887,7 +1891,7 @@ static void update_sit_entry(struct f2fs_sb_info *sbi, block_t blkaddr, int del)
get_sec_entry(sbi, segno)->valid_blocks += del;
}
-void invalidate_blocks(struct f2fs_sb_info *sbi, block_t addr)
+void f2fs_invalidate_blocks(struct f2fs_sb_info *sbi, block_t addr)
{
unsigned int segno = GET_SEGNO(sbi, addr);
struct sit_info *sit_i = SIT_I(sbi);
@@ -1907,7 +1911,7 @@ void invalidate_blocks(struct f2fs_sb_info *sbi, block_t addr)
up_write(&sit_i->sentry_lock);
}
-bool is_checkpointed_data(struct f2fs_sb_info *sbi, block_t blkaddr)
+bool f2fs_is_checkpointed_data(struct f2fs_sb_info *sbi, block_t blkaddr)
{
struct sit_info *sit_i = SIT_I(sbi);
unsigned int segno, offset;
@@ -1946,7 +1950,7 @@ static void __add_sum_entry(struct f2fs_sb_info *sbi, int type,
/*
* Calculate the number of current summary pages for writing
*/
-int npages_for_summary_flush(struct f2fs_sb_info *sbi, bool for_ra)
+int f2fs_npages_for_summary_flush(struct f2fs_sb_info *sbi, bool for_ra)
{
int valid_sum_count = 0;
int i, sum_in_page;
@@ -1976,14 +1980,15 @@ int npages_for_summary_flush(struct f2fs_sb_info *sbi, bool for_ra)
/*
* Caller should put this summary page
*/
-struct page *get_sum_page(struct f2fs_sb_info *sbi, unsigned int segno)
+struct page *f2fs_get_sum_page(struct f2fs_sb_info *sbi, unsigned int segno)
{
- return get_meta_page(sbi, GET_SUM_BLOCK(sbi, segno));
+ return f2fs_get_meta_page(sbi, GET_SUM_BLOCK(sbi, segno));
}
-void update_meta_page(struct f2fs_sb_info *sbi, void *src, block_t blk_addr)
+void f2fs_update_meta_page(struct f2fs_sb_info *sbi,
+ void *src, block_t blk_addr)
{
- struct page *page = grab_meta_page(sbi, blk_addr);
+ struct page *page = f2fs_grab_meta_page(sbi, blk_addr);
memcpy(page_address(page), src, PAGE_SIZE);
set_page_dirty(page);
@@ -1993,14 +1998,14 @@ void update_meta_page(struct f2fs_sb_info *sbi, void *src, block_t blk_addr)
static void write_sum_page(struct f2fs_sb_info *sbi,
struct f2fs_summary_block *sum_blk, block_t blk_addr)
{
- update_meta_page(sbi, (void *)sum_blk, blk_addr);
+ f2fs_update_meta_page(sbi, (void *)sum_blk, blk_addr);
}
static void write_current_sum_page(struct f2fs_sb_info *sbi,
int type, block_t blk_addr)
{
struct curseg_info *curseg = CURSEG_I(sbi, type);
- struct page *page = grab_meta_page(sbi, blk_addr);
+ struct page *page = f2fs_grab_meta_page(sbi, blk_addr);
struct f2fs_summary_block *src = curseg->sum_blk;
struct f2fs_summary_block *dst;
@@ -2245,7 +2250,7 @@ static void change_curseg(struct f2fs_sb_info *sbi, int type)
curseg->alloc_type = SSR;
__next_free_blkoff(sbi, curseg, 0);
- sum_page = get_sum_page(sbi, new_segno);
+ sum_page = f2fs_get_sum_page(sbi, new_segno);
sum_node = (struct f2fs_summary_block *)page_address(sum_page);
memcpy(curseg->sum_blk, sum_node, SUM_ENTRY_SIZE);
f2fs_put_page(sum_page, 1);
@@ -2259,7 +2264,7 @@ static int get_ssr_segment(struct f2fs_sb_info *sbi, int type)
int i, cnt;
bool reversed = false;
- /* need_SSR() already forces to do this */
+ /* f2fs_need_SSR() already forces to do this */
if (v_ops->get_victim(sbi, &segno, BG_GC, type, SSR)) {
curseg->next_segno = segno;
return 1;
@@ -2311,7 +2316,7 @@ static void allocate_segment_by_default(struct f2fs_sb_info *sbi,
new_curseg(sbi, type, false);
else if (curseg->alloc_type == LFS && is_next_segment_free(sbi, type))
new_curseg(sbi, type, false);
- else if (need_SSR(sbi) && get_ssr_segment(sbi, type))
+ else if (f2fs_need_SSR(sbi) && get_ssr_segment(sbi, type))
change_curseg(sbi, type);
else
new_curseg(sbi, type, false);
@@ -2319,7 +2324,7 @@ static void allocate_segment_by_default(struct f2fs_sb_info *sbi,
stat_inc_seg_type(sbi, curseg);
}
-void allocate_new_segments(struct f2fs_sb_info *sbi)
+void f2fs_allocate_new_segments(struct f2fs_sb_info *sbi)
{
struct curseg_info *curseg;
unsigned int old_segno;
@@ -2341,7 +2346,8 @@ static const struct segment_allocation default_salloc_ops = {
.allocate_segment = allocate_segment_by_default,
};
-bool exist_trim_candidates(struct f2fs_sb_info *sbi, struct cp_control *cpc)
+bool f2fs_exist_trim_candidates(struct f2fs_sb_info *sbi,
+ struct cp_control *cpc)
{
__u64 trim_start = cpc->trim_start;
bool has_candidate = false;
@@ -2374,9 +2380,9 @@ next:
issued = 0;
mutex_lock(&dcc->cmd_lock);
- f2fs_bug_on(sbi, !__check_rb_tree_consistence(sbi, &dcc->root));
+ f2fs_bug_on(sbi, !f2fs_check_rb_tree_consistence(sbi, &dcc->root));
- dc = (struct discard_cmd *)__lookup_rb_tree_ret(&dcc->root,
+ dc = (struct discard_cmd *)f2fs_lookup_rb_tree_ret(&dcc->root,
NULL, start,
(struct rb_entry **)&prev_dc,
(struct rb_entry **)&next_dc,
@@ -2457,7 +2463,7 @@ int f2fs_trim_fs(struct f2fs_sb_info *sbi, struct fstrim_range *range)
goto out;
mutex_lock(&sbi->gc_mutex);
- err = write_checkpoint(sbi, &cpc);
+ err = f2fs_write_checkpoint(sbi, &cpc);
mutex_unlock(&sbi->gc_mutex);
if (err)
goto out;
@@ -2491,7 +2497,7 @@ static bool __has_curseg_space(struct f2fs_sb_info *sbi, int type)
return false;
}
-int rw_hint_to_seg_type(enum rw_hint hint)
+int f2fs_rw_hint_to_seg_type(enum rw_hint hint)
{
switch (hint) {
case WRITE_LIFE_SHORT:
@@ -2564,7 +2570,7 @@ int rw_hint_to_seg_type(enum rw_hint hint)
* WRITE_LIFE_LONG " WRITE_LIFE_LONG
*/
-enum rw_hint io_type_to_rw_hint(struct f2fs_sb_info *sbi,
+enum rw_hint f2fs_io_type_to_rw_hint(struct f2fs_sb_info *sbi,
enum page_type type, enum temp_type temp)
{
if (F2FS_OPTION(sbi).whint_mode == WHINT_MODE_USER) {
@@ -2635,7 +2641,7 @@ static int __get_segment_type_6(struct f2fs_io_info *fio)
is_inode_flag_set(inode, FI_ATOMIC_FILE) ||
is_inode_flag_set(inode, FI_VOLATILE_FILE))
return CURSEG_HOT_DATA;
- return rw_hint_to_seg_type(inode->i_write_hint);
+ return f2fs_rw_hint_to_seg_type(inode->i_write_hint);
} else {
if (IS_DNODE(fio->page))
return is_cold_node(fio->page) ? CURSEG_WARM_NODE :
@@ -2671,7 +2677,7 @@ static int __get_segment_type(struct f2fs_io_info *fio)
return type;
}
-void allocate_data_block(struct f2fs_sb_info *sbi, struct page *page,
+void f2fs_allocate_data_block(struct f2fs_sb_info *sbi, struct page *page,
block_t old_blkaddr, block_t *new_blkaddr,
struct f2fs_summary *sum, int type,
struct f2fs_io_info *fio, bool add_list)
@@ -2754,7 +2760,7 @@ static void update_device_state(struct f2fs_io_info *fio)
devidx = f2fs_target_device_index(sbi, fio->new_blkaddr);
/* update device state for fsync */
- set_dirty_device(sbi, fio->ino, devidx, FLUSH_INO);
+ f2fs_set_dirty_device(sbi, fio->ino, devidx, FLUSH_INO);
/* update device state for checkpoint */
if (!f2fs_test_bit(devidx, (char *)&sbi->dirty_device)) {
@@ -2772,7 +2778,7 @@ static void do_write_page(struct f2fs_summary *sum, struct f2fs_io_info *fio)
if (keep_order)
down_read(&fio->sbi->io_order_lock);
reallocate:
- allocate_data_block(fio->sbi, fio->page, fio->old_blkaddr,
+ f2fs_allocate_data_block(fio->sbi, fio->page, fio->old_blkaddr,
&fio->new_blkaddr, sum, type, fio, true);
/* writeout dirty page into bdev */
@@ -2788,7 +2794,7 @@ reallocate:
up_read(&fio->sbi->io_order_lock);
}
-void write_meta_page(struct f2fs_sb_info *sbi, struct page *page,
+void f2fs_do_write_meta_page(struct f2fs_sb_info *sbi, struct page *page,
enum iostat_type io_type)
{
struct f2fs_io_info fio = {
@@ -2814,7 +2820,7 @@ void write_meta_page(struct f2fs_sb_info *sbi, struct page *page,
f2fs_update_iostat(sbi, io_type, F2FS_BLKSIZE);
}
-void write_node_page(unsigned int nid, struct f2fs_io_info *fio)
+void f2fs_do_write_node_page(unsigned int nid, struct f2fs_io_info *fio)
{
struct f2fs_summary sum;
@@ -2824,14 +2830,15 @@ void write_node_page(unsigned int nid, struct f2fs_io_info *fio)
f2fs_update_iostat(fio->sbi, fio->io_type, F2FS_BLKSIZE);
}
-void write_data_page(struct dnode_of_data *dn, struct f2fs_io_info *fio)
+void f2fs_outplace_write_data(struct dnode_of_data *dn,
+ struct f2fs_io_info *fio)
{
struct f2fs_sb_info *sbi = fio->sbi;
struct f2fs_summary sum;
struct node_info ni;
f2fs_bug_on(sbi, dn->data_blkaddr == NULL_ADDR);
- get_node_info(sbi, dn->nid, &ni);
+ f2fs_get_node_info(sbi, dn->nid, &ni);
set_summary(&sum, dn->nid, dn->ofs_in_node, ni.version);
do_write_page(&sum, fio);
f2fs_update_data_blkaddr(dn, fio->new_blkaddr);
@@ -2839,7 +2846,7 @@ void write_data_page(struct dnode_of_data *dn, struct f2fs_io_info *fio)
f2fs_update_iostat(sbi, fio->io_type, F2FS_BLKSIZE);
}
-int rewrite_data_page(struct f2fs_io_info *fio)
+int f2fs_inplace_write_data(struct f2fs_io_info *fio)
{
int err;
struct f2fs_sb_info *sbi = fio->sbi;
@@ -2874,7 +2881,7 @@ static inline int __f2fs_get_curseg(struct f2fs_sb_info *sbi,
return i;
}
-void __f2fs_replace_block(struct f2fs_sb_info *sbi, struct f2fs_summary *sum,
+void f2fs_do_replace_block(struct f2fs_sb_info *sbi, struct f2fs_summary *sum,
block_t old_blkaddr, block_t new_blkaddr,
bool recover_curseg, bool recover_newaddr)
{
@@ -2959,7 +2966,7 @@ void f2fs_replace_block(struct f2fs_sb_info *sbi, struct dnode_of_data *dn,
set_summary(&sum, dn->nid, dn->ofs_in_node, version);
- __f2fs_replace_block(sbi, &sum, old_addr, new_addr,
+ f2fs_do_replace_block(sbi, &sum, old_addr, new_addr,
recover_curseg, recover_newaddr);
f2fs_update_data_blkaddr(dn, new_addr);
@@ -3005,7 +3012,7 @@ static void read_compacted_summaries(struct f2fs_sb_info *sbi)
start = start_sum_block(sbi);
- page = get_meta_page(sbi, start++);
+ page = f2fs_get_meta_page(sbi, start++);
kaddr = (unsigned char *)page_address(page);
/* Step 1: restore nat cache */
@@ -3045,7 +3052,7 @@ static void read_compacted_summaries(struct f2fs_sb_info *sbi)
f2fs_put_page(page, 1);
page = NULL;
- page = get_meta_page(sbi, start++);
+ page = f2fs_get_meta_page(sbi, start++);
kaddr = (unsigned char *)page_address(page);
offset = 0;
}
@@ -3084,7 +3091,7 @@ static int read_normal_summaries(struct f2fs_sb_info *sbi, int type)
blk_addr = GET_SUM_BLOCK(sbi, segno);
}
- new = get_meta_page(sbi, blk_addr);
+ new = f2fs_get_meta_page(sbi, blk_addr);
sum = (struct f2fs_summary_block *)page_address(new);
if (IS_NODESEG(type)) {
@@ -3096,7 +3103,7 @@ static int read_normal_summaries(struct f2fs_sb_info *sbi, int type)
ns->ofs_in_node = 0;
}
} else {
- restore_node_summary(sbi, segno, sum);
+ f2fs_restore_node_summary(sbi, segno, sum);
}
}
@@ -3128,10 +3135,10 @@ static int restore_curseg_summaries(struct f2fs_sb_info *sbi)
int err;
if (is_set_ckpt_flags(sbi, CP_COMPACT_SUM_FLAG)) {
- int npages = npages_for_summary_flush(sbi, true);
+ int npages = f2fs_npages_for_summary_flush(sbi, true);
if (npages >= 2)
- ra_meta_pages(sbi, start_sum_block(sbi), npages,
+ f2fs_ra_meta_pages(sbi, start_sum_block(sbi), npages,
META_CP, true);
/* restore for compacted data summary */
@@ -3140,7 +3147,7 @@ static int restore_curseg_summaries(struct f2fs_sb_info *sbi)
}
if (__exist_node_summaries(sbi))
- ra_meta_pages(sbi, sum_blk_addr(sbi, NR_CURSEG_TYPE, type),
+ f2fs_ra_meta_pages(sbi, sum_blk_addr(sbi, NR_CURSEG_TYPE, type),
NR_CURSEG_TYPE - type, META_CP, true);
for (; type <= CURSEG_COLD_NODE; type++) {
@@ -3166,7 +3173,7 @@ static void write_compacted_summaries(struct f2fs_sb_info *sbi, block_t blkaddr)
int written_size = 0;
int i, j;
- page = grab_meta_page(sbi, blkaddr++);
+ page = f2fs_grab_meta_page(sbi, blkaddr++);
kaddr = (unsigned char *)page_address(page);
memset(kaddr, 0, PAGE_SIZE);
@@ -3191,7 +3198,7 @@ static void write_compacted_summaries(struct f2fs_sb_info *sbi, block_t blkaddr)
for (j = 0; j < blkoff; j++) {
if (!page) {
- page = grab_meta_page(sbi, blkaddr++);
+ page = f2fs_grab_meta_page(sbi, blkaddr++);
kaddr = (unsigned char *)page_address(page);
memset(kaddr, 0, PAGE_SIZE);
written_size = 0;
@@ -3228,7 +3235,7 @@ static void write_normal_summaries(struct f2fs_sb_info *sbi,
write_current_sum_page(sbi, i, blkaddr + (i - type));
}
-void write_data_summaries(struct f2fs_sb_info *sbi, block_t start_blk)
+void f2fs_write_data_summaries(struct f2fs_sb_info *sbi, block_t start_blk)
{
if (is_set_ckpt_flags(sbi, CP_COMPACT_SUM_FLAG))
write_compacted_summaries(sbi, start_blk);
@@ -3236,12 +3243,12 @@ void write_data_summaries(struct f2fs_sb_info *sbi, block_t start_blk)
write_normal_summaries(sbi, start_blk, CURSEG_HOT_DATA);
}
-void write_node_summaries(struct f2fs_sb_info *sbi, block_t start_blk)
+void f2fs_write_node_summaries(struct f2fs_sb_info *sbi, block_t start_blk)
{
write_normal_summaries(sbi, start_blk, CURSEG_HOT_NODE);
}
-int lookup_journal_in_cursum(struct f2fs_journal *journal, int type,
+int f2fs_lookup_journal_in_cursum(struct f2fs_journal *journal, int type,
unsigned int val, int alloc)
{
int i;
@@ -3266,7 +3273,7 @@ int lookup_journal_in_cursum(struct f2fs_journal *journal, int type,
static struct page *get_current_sit_page(struct f2fs_sb_info *sbi,
unsigned int segno)
{
- return get_meta_page(sbi, current_sit_addr(sbi, segno));
+ return f2fs_get_meta_page(sbi, current_sit_addr(sbi, segno));
}
static struct page *get_next_sit_page(struct f2fs_sb_info *sbi,
@@ -3279,7 +3286,7 @@ static struct page *get_next_sit_page(struct f2fs_sb_info *sbi,
src_off = current_sit_addr(sbi, start);
dst_off = next_sit_addr(sbi, src_off);
- page = grab_meta_page(sbi, dst_off);
+ page = f2fs_grab_meta_page(sbi, dst_off);
seg_info_to_sit_page(sbi, page, start);
set_page_dirty(page);
@@ -3375,7 +3382,7 @@ static void remove_sits_in_journal(struct f2fs_sb_info *sbi)
* CP calls this function, which flushes SIT entries including sit_journal,
* and moves prefree segs to free segs.
*/
-void flush_sit_entries(struct f2fs_sb_info *sbi, struct cp_control *cpc)
+void f2fs_flush_sit_entries(struct f2fs_sb_info *sbi, struct cp_control *cpc)
{
struct sit_info *sit_i = SIT_I(sbi);
unsigned long *bitmap = sit_i->dirty_sentries_bitmap;
@@ -3447,7 +3454,7 @@ void flush_sit_entries(struct f2fs_sb_info *sbi, struct cp_control *cpc)
}
if (to_journal) {
- offset = lookup_journal_in_cursum(journal,
+ offset = f2fs_lookup_journal_in_cursum(journal,
SIT_JOURNAL, segno, 1);
f2fs_bug_on(sbi, offset < 0);
segno_in_journal(journal, offset) =
@@ -3663,7 +3670,7 @@ static int build_sit_entries(struct f2fs_sb_info *sbi)
block_t total_node_blocks = 0;
do {
- readed = ra_meta_pages(sbi, start_blk, BIO_MAX_PAGES,
+ readed = f2fs_ra_meta_pages(sbi, start_blk, BIO_MAX_PAGES,
META_SIT, true);
start = start_blk * sit_i->sents_per_block;
@@ -3881,7 +3888,7 @@ static void init_min_max_mtime(struct f2fs_sb_info *sbi)
up_write(&sit_i->sentry_lock);
}
-int build_segment_manager(struct f2fs_sb_info *sbi)
+int f2fs_build_segment_manager(struct f2fs_sb_info *sbi)
{
struct f2fs_super_block *raw_super = F2FS_RAW_SUPER(sbi);
struct f2fs_checkpoint *ckpt = F2FS_CKPT(sbi);
@@ -3918,7 +3925,7 @@ int build_segment_manager(struct f2fs_sb_info *sbi)
init_rwsem(&sm_info->curseg_lock);
if (!f2fs_readonly(sbi->sb)) {
- err = create_flush_cmd_control(sbi);
+ err = f2fs_create_flush_cmd_control(sbi);
if (err)
return err;
}
@@ -4043,13 +4050,13 @@ static void destroy_sit_info(struct f2fs_sb_info *sbi)
kfree(sit_i);
}
-void destroy_segment_manager(struct f2fs_sb_info *sbi)
+void f2fs_destroy_segment_manager(struct f2fs_sb_info *sbi)
{
struct f2fs_sm_info *sm_info = SM_I(sbi);
if (!sm_info)
return;
- destroy_flush_cmd_control(sbi, true);
+ f2fs_destroy_flush_cmd_control(sbi, true);
destroy_discard_cmd_control(sbi);
destroy_dirty_segmap(sbi);
destroy_curseg(sbi);
@@ -4059,7 +4066,7 @@ void destroy_segment_manager(struct f2fs_sb_info *sbi)
kfree(sm_info);
}
-int __init create_segment_manager_caches(void)
+int __init f2fs_create_segment_manager_caches(void)
{
discard_entry_slab = f2fs_kmem_cache_create("discard_entry",
sizeof(struct discard_entry));
@@ -4092,7 +4099,7 @@ fail:
return -ENOMEM;
}
-void destroy_segment_manager_caches(void)
+void f2fs_destroy_segment_manager_caches(void)
{
kmem_cache_destroy(sit_entry_set_slab);
kmem_cache_destroy(discard_cmd_slab);
generated by cgit v1.2.3 (git 2.25.1) at 2024-08-22 05:22:46 +0000