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| author | Chao Yu <chao2.yu@samsung.com> | 2013-11-29 16:37:00 +0800 |
|---|---|---|
| committer | Jaegeuk Kim <jaegeuk.kim@samsung.com> | 2013-12-23 10:18:04 +0900 |
| commit | 6947eea957e4c4c873f92a4ee5da7a6ef0012718 (patch) | |
| tree | 0c6c7c5410554c9dc95e880944ebd1d18e6cec1d /fs/f2fs | |
| parent | a66c7b2fcfbc9ef4e972f6bc2b63d72d00f23122 (diff) | |
| download | linux-6947eea957e4c4c873f92a4ee5da7a6ef0012718.tar.bz2 | |
f2fs: avoid to calculate incorrect max orphan number
Because we will write node summaries when do_checkpoint with umount flag,
our number of max orphan blocks should minus NR_CURSEG_NODE_TYPE additional.
Signed-off-by: Chao Yu <chao2.yu@samsung.com>
Signed-off-by: Shu Tan <shu.tan@samsung.com>
Signed-off-by: Jaegeuk Kim <jaegeuk.kim@samsung.com>
Diffstat (limited to 'fs/f2fs')
| -rw-r--r-- | fs/f2fs/checkpoint.c | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/fs/f2fs/checkpoint.c b/fs/f2fs/checkpoint.c index 21e721534965..c7e0572fdede 100644 --- a/fs/f2fs/checkpoint.c +++ b/fs/f2fs/checkpoint.c @@ -190,12 +190,13 @@ int acquire_orphan_inode(struct f2fs_sb_info *sbi) int err = 0; /* - * considering 512 blocks in a segment 5 blocks are needed for cp + * considering 512 blocks in a segment 8 blocks are needed for cp * and log segment summaries. Remaining blocks are used to keep * orphan entries with the limitation one reserved segment - * for cp pack we can have max 1020*507 orphan entries + * for cp pack we can have max 1020*504 orphan entries */ - max_orphans = (sbi->blocks_per_seg - 5) * F2FS_ORPHANS_PER_BLOCK; + max_orphans = (sbi->blocks_per_seg - 2 - NR_CURSEG_TYPE) + * F2FS_ORPHANS_PER_BLOCK; mutex_lock(&sbi->orphan_inode_mutex); if (sbi->n_orphans >= max_orphans) err = -ENOSPC; |