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Diffstat (limited to 'fs/f2fs/checkpoint.c')
-rw-r--r--fs/f2fs/checkpoint.c58
1 files changed, 36 insertions, 22 deletions
diff --git a/fs/f2fs/checkpoint.c b/fs/f2fs/checkpoint.c
index 982f0170639f..aba1b8a1ce66 100644
--- a/fs/f2fs/checkpoint.c
+++ b/fs/f2fs/checkpoint.c
@@ -98,6 +98,13 @@ repeat:
}
if (unlikely(!PageUptodate(page))) {
+ if (page->index == sbi->metapage_eio_ofs &&
+ sbi->metapage_eio_cnt++ == MAX_RETRY_META_PAGE_EIO) {
+ set_ckpt_flags(sbi, CP_ERROR_FLAG);
+ } else {
+ sbi->metapage_eio_ofs = page->index;
+ sbi->metapage_eio_cnt = 0;
+ }
f2fs_put_page(page, 1);
return ERR_PTR(-EIO);
}
@@ -282,18 +289,22 @@ out:
return blkno - start;
}
-void f2fs_ra_meta_pages_cond(struct f2fs_sb_info *sbi, pgoff_t index)
+void f2fs_ra_meta_pages_cond(struct f2fs_sb_info *sbi, pgoff_t index,
+ unsigned int ra_blocks)
{
struct page *page;
bool readahead = false;
+ if (ra_blocks == RECOVERY_MIN_RA_BLOCKS)
+ return;
+
page = find_get_page(META_MAPPING(sbi), index);
if (!page || !PageUptodate(page))
readahead = true;
f2fs_put_page(page, 0);
if (readahead)
- f2fs_ra_meta_pages(sbi, index, BIO_MAX_VECS, META_POR, true);
+ f2fs_ra_meta_pages(sbi, index, ra_blocks, META_POR, true);
}
static int __f2fs_write_meta_page(struct page *page,
@@ -351,13 +362,13 @@ static int f2fs_write_meta_pages(struct address_space *mapping,
goto skip_write;
/* if locked failed, cp will flush dirty pages instead */
- if (!down_write_trylock(&sbi->cp_global_sem))
+ if (!f2fs_down_write_trylock(&sbi->cp_global_sem))
goto skip_write;
trace_f2fs_writepages(mapping->host, wbc, META);
diff = nr_pages_to_write(sbi, META, wbc);
written = f2fs_sync_meta_pages(sbi, META, wbc->nr_to_write, FS_META_IO);
- up_write(&sbi->cp_global_sem);
+ f2fs_up_write(&sbi->cp_global_sem);
wbc->nr_to_write = max((long)0, wbc->nr_to_write - written - diff);
return 0;
@@ -864,6 +875,7 @@ static struct page *validate_checkpoint(struct f2fs_sb_info *sbi,
struct page *cp_page_1 = NULL, *cp_page_2 = NULL;
struct f2fs_checkpoint *cp_block = NULL;
unsigned long long cur_version = 0, pre_version = 0;
+ unsigned int cp_blocks;
int err;
err = get_checkpoint_version(sbi, cp_addr, &cp_block,
@@ -871,15 +883,16 @@ static struct page *validate_checkpoint(struct f2fs_sb_info *sbi,
if (err)
return NULL;
- if (le32_to_cpu(cp_block->cp_pack_total_block_count) >
- sbi->blocks_per_seg) {
+ cp_blocks = le32_to_cpu(cp_block->cp_pack_total_block_count);
+
+ if (cp_blocks > sbi->blocks_per_seg || cp_blocks <= F2FS_CP_PACKS) {
f2fs_warn(sbi, "invalid cp_pack_total_block_count:%u",
le32_to_cpu(cp_block->cp_pack_total_block_count));
goto invalid_cp;
}
pre_version = *version;
- cp_addr += le32_to_cpu(cp_block->cp_pack_total_block_count) - 1;
+ cp_addr += cp_blocks - 1;
err = get_checkpoint_version(sbi, cp_addr, &cp_block,
&cp_page_2, version);
if (err)
@@ -1159,7 +1172,7 @@ static bool __need_flush_quota(struct f2fs_sb_info *sbi)
if (!is_journalled_quota(sbi))
return false;
- if (!down_write_trylock(&sbi->quota_sem))
+ if (!f2fs_down_write_trylock(&sbi->quota_sem))
return true;
if (is_sbi_flag_set(sbi, SBI_QUOTA_SKIP_FLUSH)) {
ret = false;
@@ -1171,7 +1184,7 @@ static bool __need_flush_quota(struct f2fs_sb_info *sbi)
} else if (get_pages(sbi, F2FS_DIRTY_QDATA)) {
ret = true;
}
- up_write(&sbi->quota_sem);
+ f2fs_up_write(&sbi->quota_sem);
return ret;
}
@@ -1228,10 +1241,10 @@ retry_flush_dents:
* POR: we should ensure that there are no dirty node pages
* until finishing nat/sit flush. inode->i_blocks can be updated.
*/
- down_write(&sbi->node_change);
+ f2fs_down_write(&sbi->node_change);
if (get_pages(sbi, F2FS_DIRTY_IMETA)) {
- up_write(&sbi->node_change);
+ f2fs_up_write(&sbi->node_change);
f2fs_unlock_all(sbi);
err = f2fs_sync_inode_meta(sbi);
if (err)
@@ -1241,15 +1254,15 @@ retry_flush_dents:
}
retry_flush_nodes:
- down_write(&sbi->node_write);
+ f2fs_down_write(&sbi->node_write);
if (get_pages(sbi, F2FS_DIRTY_NODES)) {
- up_write(&sbi->node_write);
+ f2fs_up_write(&sbi->node_write);
atomic_inc(&sbi->wb_sync_req[NODE]);
err = f2fs_sync_node_pages(sbi, &wbc, false, FS_CP_NODE_IO);
atomic_dec(&sbi->wb_sync_req[NODE]);
if (err) {
- up_write(&sbi->node_change);
+ f2fs_up_write(&sbi->node_change);
f2fs_unlock_all(sbi);
return err;
}
@@ -1262,13 +1275,13 @@ retry_flush_nodes:
* dirty node blocks and some checkpoint values by block allocation.
*/
__prepare_cp_block(sbi);
- up_write(&sbi->node_change);
+ f2fs_up_write(&sbi->node_change);
return err;
}
static void unblock_operations(struct f2fs_sb_info *sbi)
{
- up_write(&sbi->node_write);
+ f2fs_up_write(&sbi->node_write);
f2fs_unlock_all(sbi);
}
@@ -1543,6 +1556,7 @@ static int do_checkpoint(struct f2fs_sb_info *sbi, struct cp_control *cpc)
/* update user_block_counts */
sbi->last_valid_block_count = sbi->total_valid_block_count;
percpu_counter_set(&sbi->alloc_valid_block_count, 0);
+ percpu_counter_set(&sbi->rf_node_block_count, 0);
/* Here, we have one bio having CP pack except cp pack 2 page */
f2fs_sync_meta_pages(sbi, META, LONG_MAX, FS_CP_META_IO);
@@ -1612,7 +1626,7 @@ int f2fs_write_checkpoint(struct f2fs_sb_info *sbi, struct cp_control *cpc)
f2fs_warn(sbi, "Start checkpoint disabled!");
}
if (cpc->reason != CP_RESIZE)
- down_write(&sbi->cp_global_sem);
+ f2fs_down_write(&sbi->cp_global_sem);
if (!is_sbi_flag_set(sbi, SBI_IS_DIRTY) &&
((cpc->reason & CP_FASTBOOT) || (cpc->reason & CP_SYNC) ||
@@ -1693,7 +1707,7 @@ stop:
trace_f2fs_write_checkpoint(sbi->sb, cpc->reason, "finish checkpoint");
out:
if (cpc->reason != CP_RESIZE)
- up_write(&sbi->cp_global_sem);
+ f2fs_up_write(&sbi->cp_global_sem);
return err;
}
@@ -1741,9 +1755,9 @@ static int __write_checkpoint_sync(struct f2fs_sb_info *sbi)
struct cp_control cpc = { .reason = CP_SYNC, };
int err;
- down_write(&sbi->gc_lock);
+ f2fs_down_write(&sbi->gc_lock);
err = f2fs_write_checkpoint(sbi, &cpc);
- up_write(&sbi->gc_lock);
+ f2fs_up_write(&sbi->gc_lock);
return err;
}
@@ -1831,9 +1845,9 @@ int f2fs_issue_checkpoint(struct f2fs_sb_info *sbi)
if (!test_opt(sbi, MERGE_CHECKPOINT) || cpc.reason != CP_SYNC) {
int ret;
- down_write(&sbi->gc_lock);
+ f2fs_down_write(&sbi->gc_lock);
ret = f2fs_write_checkpoint(sbi, &cpc);
- up_write(&sbi->gc_lock);
+ f2fs_up_write(&sbi->gc_lock);
return ret;
}
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