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| author | Jaegeuk Kim <jaegeuk@kernel.org> | 2022-01-27 13:31:43 -0800 |
|---|---|---|
| committer | Jaegeuk Kim <jaegeuk@kernel.org> | 2022-02-12 05:58:18 -0800 |
| commit | 47c8ebcce85ed7113e9e3e3f1d8c6374fa87848e (patch) | |
| tree | b9cd52b0f68aab84c283c1fd9b97da308361c381 /fs/f2fs/f2fs.h | |
| parent | 1018a5463a063715365784704c4e8cdf2eec4b04 (diff) | |
| download | linux-47c8ebcce85ed7113e9e3e3f1d8c6374fa87848e.tar.gz linux-47c8ebcce85ed7113e9e3e3f1d8c6374fa87848e.tar.bz2 linux-47c8ebcce85ed7113e9e3e3f1d8c6374fa87848e.zip | |
f2fs: add a way to limit roll forward recovery time
This adds a sysfs entry to call checkpoint during fsync() in order to avoid
long elapsed time to run roll-forward recovery when booting the device.
Default value doesn't enforce the limitation which is same as before.
Reviewed-by: Chao Yu <chao@kernel.org>
Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
Diffstat (limited to 'fs/f2fs/f2fs.h')
| -rw-r--r-- | fs/f2fs/f2fs.h | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/fs/f2fs/f2fs.h b/fs/f2fs/f2fs.h index 3b4bf1c3f1ed..c9515c3c54fd 100644 --- a/fs/f2fs/f2fs.h +++ b/fs/f2fs/f2fs.h @@ -917,6 +917,7 @@ struct f2fs_nm_info { nid_t max_nid; /* maximum possible node ids */ nid_t available_nids; /* # of available node ids */ nid_t next_scan_nid; /* the next nid to be scanned */ + nid_t max_rf_node_blocks; /* max # of nodes for recovery */ unsigned int ram_thresh; /* control the memory footprint */ unsigned int ra_nid_pages; /* # of nid pages to be readaheaded */ unsigned int dirty_nats_ratio; /* control dirty nats ratio threshold */ @@ -1688,6 +1689,8 @@ struct f2fs_sb_info { atomic_t nr_pages[NR_COUNT_TYPE]; /* # of allocated blocks */ struct percpu_counter alloc_valid_block_count; + /* # of node block writes as roll forward recovery */ + struct percpu_counter rf_node_block_count; /* writeback control */ atomic_t wb_sync_req[META]; /* count # of WB_SYNC threads */ |