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authorChao Yu <yuchao0@huawei.com>2017-11-16 16:59:14 +0800
committerJaegeuk Kim <jaegeuk@kernel.org>2018-01-02 19:27:26 -0800
commit292c196a3695e57980dc79dea3863462fa4831c4 (patch)
treec5ea753a4ba015482edf81e77854292756d7fde0 /fs/f2fs
parentace52288edf0cb5e7a52b681f057f86224c49c27 (diff)
downloadlinux-292c196a3695e57980dc79dea3863462fa4831c4.tar.bz2
f2fs: reserve nid resource for quota sysfile
During mkfs, quota sysfiles have already occupied nid resource, it needs to adjust remaining available nid count in kernel side. Signed-off-by: Chao Yu <yuchao0@huawei.com> Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
Diffstat (limited to 'fs/f2fs')
-rw-r--r--fs/f2fs/debug.c9
-rw-r--r--fs/f2fs/f2fs.h2
-rw-r--r--fs/f2fs/node.c2
-rw-r--r--fs/f2fs/super.c10
4 files changed, 13 insertions, 10 deletions
diff --git a/fs/f2fs/debug.c b/fs/f2fs/debug.c
index ecada8425268..4d929627e210 100644
--- a/fs/f2fs/debug.c
+++ b/fs/f2fs/debug.c
@@ -49,14 +49,7 @@ static void update_general_status(struct f2fs_sb_info *sbi)
si->ndirty_imeta = get_pages(sbi, F2FS_DIRTY_IMETA);
si->ndirty_dirs = sbi->ndirty_inode[DIR_INODE];
si->ndirty_files = sbi->ndirty_inode[FILE_INODE];
-
- si->nquota_files = 0;
- if (f2fs_sb_has_quota_ino(sbi->sb)) {
- for (i = 0; i < MAXQUOTAS; i++) {
- if (f2fs_qf_ino(sbi->sb, i))
- si->nquota_files++;
- }
- }
+ si->nquota_files = sbi->nquota_files;
si->ndirty_all = sbi->ndirty_inode[DIRTY_META];
si->inmem_pages = get_pages(sbi, F2FS_INMEM_PAGES);
si->aw_cnt = atomic_read(&sbi->aw_cnt);
diff --git a/fs/f2fs/f2fs.h b/fs/f2fs/f2fs.h
index 6abf26c31d01..ef68433a2363 100644
--- a/fs/f2fs/f2fs.h
+++ b/fs/f2fs/f2fs.h
@@ -1101,6 +1101,8 @@ struct f2fs_sb_info {
block_t reserved_blocks; /* configurable reserved blocks */
block_t current_reserved_blocks; /* current reserved blocks */
+ unsigned int nquota_files; /* # of quota sysfile */
+
u32 s_next_generation; /* for NFS support */
/* # of pages, see count_type */
diff --git a/fs/f2fs/node.c b/fs/f2fs/node.c
index d3322752426f..2ce0321ab9c0 100644
--- a/fs/f2fs/node.c
+++ b/fs/f2fs/node.c
@@ -2661,7 +2661,7 @@ static int init_node_manager(struct f2fs_sb_info *sbi)
/* not used nids: 0, node, meta, (and root counted as valid node) */
nm_i->available_nids = nm_i->max_nid - sbi->total_valid_node_count -
- F2FS_RESERVED_NODE_NUM;
+ sbi->nquota_files - F2FS_RESERVED_NODE_NUM;
nm_i->nid_cnt[FREE_NID] = 0;
nm_i->nid_cnt[PREALLOC_NID] = 0;
nm_i->nat_cnt = 0;
diff --git a/fs/f2fs/super.c b/fs/f2fs/super.c
index 708155d9c2e4..7ef7620b2010 100644
--- a/fs/f2fs/super.c
+++ b/fs/f2fs/super.c
@@ -1008,7 +1008,8 @@ static int f2fs_statfs(struct dentry *dentry, struct kstatfs *buf)
buf->f_bavail = user_block_count - valid_user_blocks(sbi) -
sbi->current_reserved_blocks;
- avail_node_count = sbi->total_node_count - F2FS_RESERVED_NODE_NUM;
+ avail_node_count = sbi->total_node_count - sbi->nquota_files -
+ F2FS_RESERVED_NODE_NUM;
if (avail_node_count > user_block_count) {
buf->f_files = user_block_count;
@@ -2462,6 +2463,13 @@ try_onemore:
else
sb->s_qcop = &f2fs_quotactl_ops;
sb->s_quota_types = QTYPE_MASK_USR | QTYPE_MASK_GRP | QTYPE_MASK_PRJ;
+
+ if (f2fs_sb_has_quota_ino(sbi->sb)) {
+ for (i = 0; i < MAXQUOTAS; i++) {
+ if (f2fs_qf_ino(sbi->sb, i))
+ sbi->nquota_files++;
+ }
+ }
#endif
sb->s_op = &f2fs_sops;