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Diffstat (limited to 'fs/f2fs/super.c')
-rw-r--r--fs/f2fs/super.c121
1 files changed, 107 insertions, 14 deletions
diff --git a/fs/f2fs/super.c b/fs/f2fs/super.c
index 2619cbbd7d2d..fd8e7b0b2166 100644
--- a/fs/f2fs/super.c
+++ b/fs/f2fs/super.c
@@ -143,6 +143,7 @@ enum {
Opt_extent_cache,
Opt_data_flush,
Opt_reserve_root,
+ Opt_reserve_node,
Opt_resgid,
Opt_resuid,
Opt_mode,
@@ -181,6 +182,7 @@ enum {
Opt_nat_bits,
Opt_jqfmt,
Opt_checkpoint,
+ Opt_lookup_mode,
Opt_err,
};
@@ -244,6 +246,13 @@ static const struct constant_table f2fs_param_errors[] = {
{}
};
+static const struct constant_table f2fs_param_lookup_mode[] = {
+ {"perf", LOOKUP_PERF},
+ {"compat", LOOKUP_COMPAT},
+ {"auto", LOOKUP_AUTO},
+ {}
+};
+
static const struct fs_parameter_spec f2fs_param_specs[] = {
fsparam_enum("background_gc", Opt_gc_background, f2fs_param_background_gc),
fsparam_flag("disable_roll_forward", Opt_disable_roll_forward),
@@ -265,6 +274,7 @@ static const struct fs_parameter_spec f2fs_param_specs[] = {
fsparam_flag_no("extent_cache", Opt_extent_cache),
fsparam_flag("data_flush", Opt_data_flush),
fsparam_u32("reserve_root", Opt_reserve_root),
+ fsparam_u32("reserve_node", Opt_reserve_node),
fsparam_gid("resgid", Opt_resgid),
fsparam_uid("resuid", Opt_resuid),
fsparam_enum("mode", Opt_mode, f2fs_param_mode),
@@ -300,6 +310,7 @@ static const struct fs_parameter_spec f2fs_param_specs[] = {
fsparam_enum("memory", Opt_memory_mode, f2fs_param_memory_mode),
fsparam_flag("age_extent_cache", Opt_age_extent_cache),
fsparam_enum("errors", Opt_errors, f2fs_param_errors),
+ fsparam_enum("lookup_mode", Opt_lookup_mode, f2fs_param_lookup_mode),
{}
};
@@ -336,6 +347,8 @@ static match_table_t f2fs_checkpoint_tokens = {
#define F2FS_SPEC_discard_unit (1 << 21)
#define F2FS_SPEC_memory_mode (1 << 22)
#define F2FS_SPEC_errors (1 << 23)
+#define F2FS_SPEC_lookup_mode (1 << 24)
+#define F2FS_SPEC_reserve_node (1 << 25)
struct f2fs_fs_context {
struct f2fs_mount_info info;
@@ -437,22 +450,30 @@ static void f2fs_destroy_casefold_cache(void) { }
static inline void limit_reserve_root(struct f2fs_sb_info *sbi)
{
- block_t limit = min((sbi->user_block_count >> 3),
+ block_t block_limit = min((sbi->user_block_count >> 3),
sbi->user_block_count - sbi->reserved_blocks);
+ block_t node_limit = sbi->total_node_count >> 3;
/* limit is 12.5% */
if (test_opt(sbi, RESERVE_ROOT) &&
- F2FS_OPTION(sbi).root_reserved_blocks > limit) {
- F2FS_OPTION(sbi).root_reserved_blocks = limit;
+ F2FS_OPTION(sbi).root_reserved_blocks > block_limit) {
+ F2FS_OPTION(sbi).root_reserved_blocks = block_limit;
f2fs_info(sbi, "Reduce reserved blocks for root = %u",
F2FS_OPTION(sbi).root_reserved_blocks);
}
- if (!test_opt(sbi, RESERVE_ROOT) &&
+ if (test_opt(sbi, RESERVE_NODE) &&
+ F2FS_OPTION(sbi).root_reserved_nodes > node_limit) {
+ F2FS_OPTION(sbi).root_reserved_nodes = node_limit;
+ f2fs_info(sbi, "Reduce reserved nodes for root = %u",
+ F2FS_OPTION(sbi).root_reserved_nodes);
+ }
+ if (!test_opt(sbi, RESERVE_ROOT) && !test_opt(sbi, RESERVE_NODE) &&
(!uid_eq(F2FS_OPTION(sbi).s_resuid,
make_kuid(&init_user_ns, F2FS_DEF_RESUID)) ||
!gid_eq(F2FS_OPTION(sbi).s_resgid,
make_kgid(&init_user_ns, F2FS_DEF_RESGID))))
- f2fs_info(sbi, "Ignore s_resuid=%u, s_resgid=%u w/o reserve_root",
+ f2fs_info(sbi, "Ignore s_resuid=%u, s_resgid=%u w/o reserve_root"
+ " and reserve_node",
from_kuid_munged(&init_user_ns,
F2FS_OPTION(sbi).s_resuid),
from_kgid_munged(&init_user_ns,
@@ -847,6 +868,11 @@ static int f2fs_parse_param(struct fs_context *fc, struct fs_parameter *param)
F2FS_CTX_INFO(ctx).root_reserved_blocks = result.uint_32;
ctx->spec_mask |= F2FS_SPEC_reserve_root;
break;
+ case Opt_reserve_node:
+ ctx_set_opt(ctx, F2FS_MOUNT_RESERVE_NODE);
+ F2FS_CTX_INFO(ctx).root_reserved_nodes = result.uint_32;
+ ctx->spec_mask |= F2FS_SPEC_reserve_node;
+ break;
case Opt_resuid:
F2FS_CTX_INFO(ctx).s_resuid = result.uid;
ctx->spec_mask |= F2FS_SPEC_resuid;
@@ -994,6 +1020,10 @@ static int f2fs_parse_param(struct fs_context *fc, struct fs_parameter *param)
ctx_set_opt(ctx, F2FS_MOUNT_DISABLE_CHECKPOINT);
break;
case Opt_checkpoint_enable:
+ F2FS_CTX_INFO(ctx).unusable_cap_perc = 0;
+ ctx->spec_mask |= F2FS_SPEC_checkpoint_disable_cap_perc;
+ F2FS_CTX_INFO(ctx).unusable_cap = 0;
+ ctx->spec_mask |= F2FS_SPEC_checkpoint_disable_cap;
ctx_clear_opt(ctx, F2FS_MOUNT_DISABLE_CHECKPOINT);
break;
default:
@@ -1149,6 +1179,10 @@ static int f2fs_parse_param(struct fs_context *fc, struct fs_parameter *param)
case Opt_nat_bits:
ctx_set_opt(ctx, F2FS_MOUNT_NAT_BITS);
break;
+ case Opt_lookup_mode:
+ F2FS_CTX_INFO(ctx).lookup_mode = result.uint_32;
+ ctx->spec_mask |= F2FS_SPEC_lookup_mode;
+ break;
}
return 0;
}
@@ -1191,7 +1225,11 @@ static int f2fs_check_quota_consistency(struct fs_context *fc,
goto err_jquota_change;
if (old_qname) {
- if (strcmp(old_qname, new_qname) == 0) {
+ if (!new_qname) {
+ f2fs_info(sbi, "remove qf_name %s",
+ old_qname);
+ continue;
+ } else if (strcmp(old_qname, new_qname) == 0) {
ctx->qname_mask &= ~(1 << i);
continue;
}
@@ -1430,6 +1468,14 @@ static int f2fs_check_opt_consistency(struct fs_context *fc,
ctx_clear_opt(ctx, F2FS_MOUNT_RESERVE_ROOT);
ctx->opt_mask &= ~F2FS_MOUNT_RESERVE_ROOT;
}
+ if (test_opt(sbi, RESERVE_NODE) &&
+ (ctx->opt_mask & F2FS_MOUNT_RESERVE_NODE) &&
+ ctx_test_opt(ctx, F2FS_MOUNT_RESERVE_NODE)) {
+ f2fs_info(sbi, "Preserve previous reserve_node=%u",
+ F2FS_OPTION(sbi).root_reserved_nodes);
+ ctx_clear_opt(ctx, F2FS_MOUNT_RESERVE_NODE);
+ ctx->opt_mask &= ~F2FS_MOUNT_RESERVE_NODE;
+ }
err = f2fs_check_test_dummy_encryption(fc, sb);
if (err)
@@ -1629,6 +1675,9 @@ static void f2fs_apply_options(struct fs_context *fc, struct super_block *sb)
if (ctx->spec_mask & F2FS_SPEC_reserve_root)
F2FS_OPTION(sbi).root_reserved_blocks =
F2FS_CTX_INFO(ctx).root_reserved_blocks;
+ if (ctx->spec_mask & F2FS_SPEC_reserve_node)
+ F2FS_OPTION(sbi).root_reserved_nodes =
+ F2FS_CTX_INFO(ctx).root_reserved_nodes;
if (ctx->spec_mask & F2FS_SPEC_resgid)
F2FS_OPTION(sbi).s_resgid = F2FS_CTX_INFO(ctx).s_resgid;
if (ctx->spec_mask & F2FS_SPEC_resuid)
@@ -1658,6 +1707,8 @@ static void f2fs_apply_options(struct fs_context *fc, struct super_block *sb)
F2FS_OPTION(sbi).memory_mode = F2FS_CTX_INFO(ctx).memory_mode;
if (ctx->spec_mask & F2FS_SPEC_errors)
F2FS_OPTION(sbi).errors = F2FS_CTX_INFO(ctx).errors;
+ if (ctx->spec_mask & F2FS_SPEC_lookup_mode)
+ F2FS_OPTION(sbi).lookup_mode = F2FS_CTX_INFO(ctx).lookup_mode;
f2fs_apply_compression(fc, sb);
f2fs_apply_test_dummy_encryption(fc, sb);
@@ -2349,9 +2400,11 @@ static int f2fs_show_options(struct seq_file *seq, struct dentry *root)
else if (F2FS_OPTION(sbi).fs_mode == FS_MODE_FRAGMENT_BLK)
seq_puts(seq, "fragment:block");
seq_printf(seq, ",active_logs=%u", F2FS_OPTION(sbi).active_logs);
- if (test_opt(sbi, RESERVE_ROOT))
- seq_printf(seq, ",reserve_root=%u,resuid=%u,resgid=%u",
+ if (test_opt(sbi, RESERVE_ROOT) || test_opt(sbi, RESERVE_NODE))
+ seq_printf(seq, ",reserve_root=%u,reserve_node=%u,resuid=%u,"
+ "resgid=%u",
F2FS_OPTION(sbi).root_reserved_blocks,
+ F2FS_OPTION(sbi).root_reserved_nodes,
from_kuid_munged(&init_user_ns,
F2FS_OPTION(sbi).s_resuid),
from_kgid_munged(&init_user_ns,
@@ -2422,6 +2475,13 @@ static int f2fs_show_options(struct seq_file *seq, struct dentry *root)
if (test_opt(sbi, NAT_BITS))
seq_puts(seq, ",nat_bits");
+ if (F2FS_OPTION(sbi).lookup_mode == LOOKUP_PERF)
+ seq_show_option(seq, "lookup_mode", "perf");
+ else if (F2FS_OPTION(sbi).lookup_mode == LOOKUP_COMPAT)
+ seq_show_option(seq, "lookup_mode", "compat");
+ else if (F2FS_OPTION(sbi).lookup_mode == LOOKUP_AUTO)
+ seq_show_option(seq, "lookup_mode", "auto");
+
return 0;
}
@@ -2486,6 +2546,8 @@ static void default_options(struct f2fs_sb_info *sbi, bool remount)
#endif
f2fs_build_fault_attr(sbi, 0, 0, FAULT_ALL);
+
+ F2FS_OPTION(sbi).lookup_mode = LOOKUP_PERF;
}
#ifdef CONFIG_QUOTA
@@ -2566,21 +2628,39 @@ out_unlock:
restore_flag:
sbi->gc_mode = gc_mode;
sbi->sb->s_flags = s_flags; /* Restore SB_RDONLY status */
+ f2fs_info(sbi, "f2fs_disable_checkpoint() finish, err:%d", err);
return err;
}
static void f2fs_enable_checkpoint(struct f2fs_sb_info *sbi)
{
- int retry = DEFAULT_RETRY_IO_COUNT;
+ unsigned int nr_pages = get_pages(sbi, F2FS_DIRTY_DATA) / 16;
+ long long start, writeback, end;
+
+ f2fs_info(sbi, "f2fs_enable_checkpoint() starts, meta: %lld, node: %lld, data: %lld",
+ get_pages(sbi, F2FS_DIRTY_META),
+ get_pages(sbi, F2FS_DIRTY_NODES),
+ get_pages(sbi, F2FS_DIRTY_DATA));
+
+ f2fs_update_time(sbi, ENABLE_TIME);
+
+ start = ktime_get();
/* we should flush all the data to keep data consistency */
- do {
- sync_inodes_sb(sbi->sb);
+ while (get_pages(sbi, F2FS_DIRTY_DATA)) {
+ writeback_inodes_sb_nr(sbi->sb, nr_pages, WB_REASON_SYNC);
f2fs_io_schedule_timeout(DEFAULT_IO_TIMEOUT);
- } while (get_pages(sbi, F2FS_DIRTY_DATA) && retry--);
- if (unlikely(retry < 0))
- f2fs_warn(sbi, "checkpoint=enable has some unwritten data.");
+ if (f2fs_time_over(sbi, ENABLE_TIME))
+ break;
+ }
+ writeback = ktime_get();
+
+ sync_inodes_sb(sbi->sb);
+
+ if (unlikely(get_pages(sbi, F2FS_DIRTY_DATA)))
+ f2fs_warn(sbi, "checkpoint=enable has some unwritten data: %lld",
+ get_pages(sbi, F2FS_DIRTY_DATA));
f2fs_down_write(&sbi->gc_lock);
f2fs_dirty_to_prefree(sbi);
@@ -2593,6 +2673,12 @@ static void f2fs_enable_checkpoint(struct f2fs_sb_info *sbi)
/* Let's ensure there's no pending checkpoint anymore */
f2fs_flush_ckpt_thread(sbi);
+
+ end = ktime_get();
+
+ f2fs_info(sbi, "f2fs_enable_checkpoint() finishes, writeback:%llu, sync:%llu",
+ ktime_ms_delta(writeback, start),
+ ktime_ms_delta(end, writeback));
}
static int __f2fs_remount(struct fs_context *fc, struct super_block *sb)
@@ -4156,6 +4242,8 @@ static void init_sb_info(struct f2fs_sb_info *sbi)
sbi->total_node_count = SEGS_TO_BLKS(sbi,
((le32_to_cpu(raw_super->segment_count_nat) / 2) *
NAT_ENTRY_PER_BLOCK));
+ sbi->allocate_section_hint = le32_to_cpu(raw_super->section_count);
+ sbi->allocate_section_policy = ALLOCATE_FORWARD_NOHINT;
F2FS_ROOT_INO(sbi) = le32_to_cpu(raw_super->root_ino);
F2FS_NODE_INO(sbi) = le32_to_cpu(raw_super->node_ino);
F2FS_META_INO(sbi) = le32_to_cpu(raw_super->meta_ino);
@@ -4179,6 +4267,7 @@ static void init_sb_info(struct f2fs_sb_info *sbi)
sbi->interval_time[DISCARD_TIME] = DEF_IDLE_INTERVAL;
sbi->interval_time[GC_TIME] = DEF_IDLE_INTERVAL;
sbi->interval_time[DISABLE_TIME] = DEF_DISABLE_INTERVAL;
+ sbi->interval_time[ENABLE_TIME] = DEF_ENABLE_INTERVAL;
sbi->interval_time[UMOUNT_DISCARD_TIMEOUT] =
DEF_UMOUNT_DISCARD_TIMEOUT;
clear_sbi_flag(sbi, SBI_NEED_FSCK);
@@ -4637,9 +4726,11 @@ static int f2fs_scan_devices(struct f2fs_sb_info *sbi)
logical_blksize = bdev_logical_block_size(sbi->sb->s_bdev);
sbi->aligned_blksize = true;
+ sbi->bggc_io_aware = AWARE_ALL_IO;
#ifdef CONFIG_BLK_DEV_ZONED
sbi->max_open_zones = UINT_MAX;
sbi->blkzone_alloc_policy = BLKZONE_ALLOC_PRIOR_SEQ;
+ sbi->bggc_io_aware = AWARE_READ_IO;
#endif
for (i = 0; i < max_devices; i++) {
@@ -4667,6 +4758,8 @@ static int f2fs_scan_devices(struct f2fs_sb_info *sbi)
SEGS_TO_BLKS(sbi,
FDEV(i).total_segments) - 1 +
le32_to_cpu(raw_super->segment0_blkaddr);
+ sbi->allocate_section_hint = FDEV(i).total_segments /
+ SEGS_PER_SEC(sbi);
} else {
FDEV(i).start_blk = FDEV(i - 1).end_blk + 1;
FDEV(i).end_blk = FDEV(i).start_blk +
generated by cgit v1.2.3 (git 2.46.0) at 2025-10-04 17:07:25 +0000