New function can process some consecutive blocks at a time.
Function f2fs_invalidate_blocks()->down_write() and up_write()
are very time-consuming, so if f2fs_invalidate_blocks() can
process consecutive blocks at one time, it will save a lot of time.
Signed-off-by: Yi Sun <yi....@unisoc.com>
---
fs/f2fs/compress.c | 4 ++--
fs/f2fs/f2fs.h | 3 ++-
fs/f2fs/file.c | 8 ++++----
fs/f2fs/node.c | 4 ++--
fs/f2fs/segment.c | 32 +++++++++++++++++++++++++-------
5 files changed, 35 insertions(+), 16 deletions(-)
diff --git a/fs/f2fs/compress.c b/fs/f2fs/compress.c
index be3e6f4d33a2..c5e42eec8ac9 100644
--- a/fs/f2fs/compress.c
+++ b/fs/f2fs/compress.c
@@ -1380,7 +1380,7 @@ static int f2fs_write_compressed_pages(struct
compress_ctx *cc,
if (blkaddr == COMPRESS_ADDR)
fio.compr_blocks++;
if (__is_valid_data_blkaddr(blkaddr))
- f2fs_invalidate_blocks(sbi, blkaddr);
+ f2fs_invalidate_blocks(sbi, blkaddr, 1);
f2fs_update_data_blkaddr(&dn, COMPRESS_ADDR);
goto unlock_continue;
}
@@ -1390,7 +1390,7 @@ static int f2fs_write_compressed_pages(struct
compress_ctx *cc,
if (i > cc->valid_nr_cpages) {
if (__is_valid_data_blkaddr(blkaddr)) {
- f2fs_invalidate_blocks(sbi, blkaddr);
+ f2fs_invalidate_blocks(sbi, blkaddr, 1);
f2fs_update_data_blkaddr(&dn, NEW_ADDR);
}
goto unlock_continue;
diff --git a/fs/f2fs/f2fs.h b/fs/f2fs/f2fs.h
index c537f6b5a413..b70fa0e32fe3 100644
--- a/fs/f2fs/f2fs.h
+++ b/fs/f2fs/f2fs.h
@@ -3723,7 +3723,8 @@ int f2fs_issue_flush(struct f2fs_sb_info *sbi, nid_t ino);
int f2fs_create_flush_cmd_control(struct f2fs_sb_info *sbi);
int f2fs_flush_device_cache(struct f2fs_sb_info *sbi);
void f2fs_destroy_flush_cmd_control(struct f2fs_sb_info *sbi, bool free);
-void f2fs_invalidate_blocks(struct f2fs_sb_info *sbi, block_t addr);
+void f2fs_invalidate_blocks(struct f2fs_sb_info *sbi, block_t addr,
+ unsigned int len);
bool f2fs_is_checkpointed_data(struct f2fs_sb_info *sbi, block_t blkaddr);
int f2fs_start_discard_thread(struct f2fs_sb_info *sbi);
void f2fs_drop_discard_cmd(struct f2fs_sb_info *sbi);
diff --git a/fs/f2fs/file.c b/fs/f2fs/file.c
index aa9679b3d8e4..81764b10840b 100644
--- a/fs/f2fs/file.c
+++ b/fs/f2fs/file.c
@@ -652,7 +652,7 @@ void f2fs_truncate_data_blocks_range(struct dnode_of_data
*dn, int count)
valid_blocks++;
}
- f2fs_invalidate_blocks(sbi, blkaddr);
+ f2fs_invalidate_blocks(sbi, blkaddr, 1);
if (!released || blkaddr != COMPRESS_ADDR)
nr_free++;
@@ -750,7 +750,7 @@ int f2fs_do_truncate_blocks(struct inode *inode, u64 from,
bool lock)
unsigned int i;
for (i = 0; i < ei.len; i++)
- f2fs_invalidate_blocks(sbi, ei.blk + i);
+ f2fs_invalidate_blocks(sbi, ei.blk + i, 1);
dec_valid_block_count(sbi, inode, ei.len);
f2fs_update_time(sbi, REQ_TIME);
@@ -1323,7 +1323,7 @@ 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);
}
@@ -1575,7 +1575,7 @@ 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);
}
diff --git a/fs/f2fs/node.c b/fs/f2fs/node.c
index c04ee1a7ce57..b09a6d0ee791 100644
--- a/fs/f2fs/node.c
+++ b/fs/f2fs/node.c
@@ -917,7 +917,7 @@ static int truncate_node(struct dnode_of_data *dn)
}
/* Deallocate node address */
- f2fs_invalidate_blocks(sbi, ni.blk_addr);
+ f2fs_invalidate_blocks(sbi, ni.blk_addr, 1);
dec_valid_node_count(sbi, dn->inode, dn->nid == dn->inode->i_ino);
set_node_addr(sbi, &ni, NULL_ADDR, false);
@@ -2764,7 +2764,7 @@ int f2fs_recover_xattr_data(struct inode *inode, struct
page *page)
if (err)
return err;
- f2fs_invalidate_blocks(sbi, ni.blk_addr);
+ f2fs_invalidate_blocks(sbi, ni.blk_addr, 1);
dec_valid_node_count(sbi, inode, false);
set_node_addr(sbi, &ni, NULL_ADDR, false);
diff --git a/fs/f2fs/segment.c b/fs/f2fs/segment.c
index 67d2859831e4..813254dcc00e 100644
--- a/fs/f2fs/segment.c
+++ b/fs/f2fs/segment.c
@@ -245,7 +245,7 @@ static int __replace_atomic_write_block(struct inode
*inode, pgoff_t index,
if (!__is_valid_data_blkaddr(new_addr)) {
if (new_addr == NULL_ADDR)
dec_valid_block_count(sbi, inode, 1);
- f2fs_invalidate_blocks(sbi, dn.data_blkaddr);
+ f2fs_invalidate_blocks(sbi, dn.data_blkaddr, 1);
f2fs_update_data_blkaddr(&dn, new_addr);
} else {
f2fs_replace_block(sbi, &dn, dn.data_blkaddr,
@@ -2567,25 +2567,43 @@ static void update_sit_entry(struct f2fs_sb_info *sbi,
block_t blkaddr, int del)
get_sec_entry(sbi, segno)->valid_blocks += del;
}
-void f2fs_invalidate_blocks(struct f2fs_sb_info *sbi, block_t addr)
+void f2fs_invalidate_blocks(struct f2fs_sb_info *sbi, block_t addr,
+ unsigned int len)
{
unsigned int segno = GET_SEGNO(sbi, addr);
struct sit_info *sit_i = SIT_I(sbi);
+ block_t addr_start = addr, addr_end = addr + len - 1;
+ unsigned int seg_num = GET_SEGNO(sbi, addr_end) - segno + 1;
+ unsigned int i = 1, max_blocks = sbi->blocks_per_seg, cnt;
f2fs_bug_on(sbi, addr == NULL_ADDR);
if (addr == NEW_ADDR || addr == COMPRESS_ADDR)
return;
- f2fs_invalidate_internal_cache(sbi, addr, 1);
+ f2fs_invalidate_internal_cache(sbi, addr, len);
/* add it into sit main buffer */
down_write(&sit_i->sentry_lock);
- update_segment_mtime(sbi, addr, 0);
- update_sit_entry(sbi, addr, -1);
+ if (seg_num == 1)
+ cnt = len;
+ else
+ cnt = max_blocks - GET_BLKOFF_FROM_SEG0(sbi, addr);
- /* add it into dirty seglist */
- locate_dirty_segment(sbi, segno);
+ do {
+ update_segment_mtime(sbi, addr_start, 0);
+ update_sit_entry(sbi, addr_start, -cnt);
+
+ /* add it into dirty seglist */
+ locate_dirty_segment(sbi, segno);
+
+ /* update @addr_start and @cnt and @segno */
+ addr_start = START_BLOCK(sbi, ++segno);
+ if (++i == seg_num)
+ cnt = GET_BLKOFF_FROM_SEG0(sbi, addr_end) + 1;
+ else
+ cnt = max_blocks;
+ } while (i <= seg_num);
up_write(&sit_i->sentry_lock);
}
--
2.25.1
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