f2fs: update from git://git.kernel.org/pub/scm/linux/kernel/git/jaegeuk/f2fs.git
Updated as of commit b3b06a14a26af368dd58f9265cf5a9927067b768
Change-Id: I3dfbbf52d069a397de662058bb72bf96c6393bc6
diff --git a/fs/f2fs/super.c b/fs/f2fs/super.c
index d7802be..4ab9c76 100644
--- a/fs/f2fs/super.c
+++ b/fs/f2fs/super.c
@@ -30,6 +30,7 @@
#include "segment.h"
#include "xattr.h"
#include "gc.h"
+#include "trace.h"
#define CREATE_TRACE_POINTS
#include <trace/events/f2fs.h>
@@ -41,6 +42,7 @@
enum {
Opt_gc_background,
Opt_disable_roll_forward,
+ Opt_norecovery,
Opt_discard,
Opt_noheap,
Opt_user_xattr,
@@ -51,14 +53,17 @@
Opt_disable_ext_identify,
Opt_inline_xattr,
Opt_inline_data,
+ Opt_inline_dentry,
Opt_flush_merge,
Opt_nobarrier,
+ Opt_fastboot,
Opt_err,
};
static match_table_t f2fs_tokens = {
{Opt_gc_background, "background_gc=%s"},
{Opt_disable_roll_forward, "disable_roll_forward"},
+ {Opt_norecovery, "norecovery"},
{Opt_discard, "discard"},
{Opt_noheap, "no_heap"},
{Opt_user_xattr, "user_xattr"},
@@ -69,8 +74,10 @@
{Opt_disable_ext_identify, "disable_ext_identify"},
{Opt_inline_xattr, "inline_xattr"},
{Opt_inline_data, "inline_data"},
+ {Opt_inline_dentry, "inline_dentry"},
{Opt_flush_merge, "flush_merge"},
{Opt_nobarrier, "nobarrier"},
+ {Opt_fastboot, "fastboot"},
{Opt_err, NULL},
};
@@ -188,8 +195,10 @@
F2FS_RW_ATTR(GC_THREAD, f2fs_gc_kthread, gc_idle, gc_idle);
F2FS_RW_ATTR(SM_INFO, f2fs_sm_info, reclaim_segments, rec_prefree_segments);
F2FS_RW_ATTR(SM_INFO, f2fs_sm_info, max_small_discards, max_discards);
+F2FS_RW_ATTR(SM_INFO, f2fs_sm_info, batched_trim_sections, trim_sections);
F2FS_RW_ATTR(SM_INFO, f2fs_sm_info, ipu_policy, ipu_policy);
F2FS_RW_ATTR(SM_INFO, f2fs_sm_info, min_ipu_util, min_ipu_util);
+F2FS_RW_ATTR(SM_INFO, f2fs_sm_info, min_fsync_blocks, min_fsync_blocks);
F2FS_RW_ATTR(NM_INFO, f2fs_nm_info, ram_thresh, ram_thresh);
F2FS_RW_ATTR(F2FS_SBI, f2fs_sb_info, max_victim_search, max_victim_search);
F2FS_RW_ATTR(F2FS_SBI, f2fs_sb_info, dir_level, dir_level);
@@ -202,8 +211,10 @@
ATTR_LIST(gc_idle),
ATTR_LIST(reclaim_segments),
ATTR_LIST(max_small_discards),
+ ATTR_LIST(batched_trim_sections),
ATTR_LIST(ipu_policy),
ATTR_LIST(min_ipu_util),
+ ATTR_LIST(min_fsync_blocks),
ATTR_LIST(max_victim_search),
ATTR_LIST(dir_level),
ATTR_LIST(ram_thresh),
@@ -280,6 +291,12 @@
case Opt_disable_roll_forward:
set_opt(sbi, DISABLE_ROLL_FORWARD);
break;
+ case Opt_norecovery:
+ /* this option mounts f2fs with ro */
+ set_opt(sbi, DISABLE_ROLL_FORWARD);
+ if (!f2fs_readonly(sb))
+ return -EINVAL;
+ break;
case Opt_discard:
set_opt(sbi, DISCARD);
break;
@@ -338,12 +355,18 @@
case Opt_inline_data:
set_opt(sbi, INLINE_DATA);
break;
+ case Opt_inline_dentry:
+ set_opt(sbi, INLINE_DENTRY);
+ break;
case Opt_flush_merge:
set_opt(sbi, FLUSH_MERGE);
break;
case Opt_nobarrier:
set_opt(sbi, NOBARRIER);
break;
+ case Opt_fastboot:
+ set_opt(sbi, FASTBOOT);
+ break;
default:
f2fs_msg(sb, KERN_ERR,
"Unrecognized mount option \"%s\" or missing value",
@@ -366,11 +389,14 @@
/* Initialize f2fs-specific inode info */
fi->vfs_inode.i_version = 1;
- atomic_set(&fi->dirty_dents, 0);
+ atomic_set(&fi->dirty_pages, 0);
fi->i_current_depth = 1;
fi->i_advise = 0;
rwlock_init(&fi->ext.ext_lock);
init_rwsem(&fi->i_sem);
+ INIT_RADIX_TREE(&fi->inmem_root, GFP_NOFS);
+ INIT_LIST_HEAD(&fi->inmem_pages);
+ mutex_init(&fi->inmem_lock);
set_inode_flag(fi, FI_NEW_INODE);
@@ -431,15 +457,25 @@
f2fs_destroy_stats(sbi);
stop_gc_thread(sbi);
- /* We don't need to do checkpoint when it's clean */
- if (sbi->s_dirty)
- write_checkpoint(sbi, true);
+ /*
+ * We don't need to do checkpoint when superblock is clean.
+ * But, the previous checkpoint was not done by umount, it needs to do
+ * clean checkpoint again.
+ */
+ if (is_sbi_flag_set(sbi, SBI_IS_DIRTY) ||
+ !is_set_ckpt_flags(F2FS_CKPT(sbi), CP_UMOUNT_FLAG)) {
+ struct cp_control cpc = {
+ .reason = CP_UMOUNT,
+ };
+ write_checkpoint(sbi, &cpc);
+ }
/*
* normally superblock is clean, so we need to release this.
* In addition, EIO will skip do checkpoint, we need this as well.
*/
release_dirty_inode(sbi);
+ release_discard_addrs(sbi);
iput(sbi->node_inode);
iput(sbi->meta_inode);
@@ -464,12 +500,17 @@
trace_f2fs_sync_fs(sb, sync);
if (sync) {
+ struct cp_control cpc;
+
+ cpc.reason = __get_cp_reason(sbi);
+
mutex_lock(&sbi->gc_mutex);
- write_checkpoint(sbi, false);
+ write_checkpoint(sbi, &cpc);
mutex_unlock(&sbi->gc_mutex);
} else {
f2fs_balance_fs(sbi);
}
+ f2fs_trace_ios(NULL, NULL, 1);
return 0;
}
@@ -550,10 +591,14 @@
seq_puts(seq, ",disable_ext_identify");
if (test_opt(sbi, INLINE_DATA))
seq_puts(seq, ",inline_data");
+ if (test_opt(sbi, INLINE_DENTRY))
+ seq_puts(seq, ",inline_dentry");
if (!f2fs_readonly(sbi->sb) && test_opt(sbi, FLUSH_MERGE))
seq_puts(seq, ",flush_merge");
if (test_opt(sbi, NOBARRIER))
seq_puts(seq, ",nobarrier");
+ if (test_opt(sbi, FASTBOOT))
+ seq_puts(seq, ",fastboot");
seq_printf(seq, ",active_logs=%u", sbi->active_logs);
return 0;
@@ -616,6 +661,9 @@
org_mount_opt = sbi->mount_opt;
active_logs = sbi->active_logs;
+ sbi->mount_opt.opt = 0;
+ sbi->active_logs = NR_CURSEG_TYPE;
+
/* parse mount options */
err = parse_options(sb, data);
if (err)
@@ -639,7 +687,7 @@
f2fs_sync_fs(sb, 1);
need_restart_gc = true;
}
- } else if (test_opt(sbi, BG_GC) && !sbi->gc_thread) {
+ } else if (!sbi->gc_thread) {
err = start_gc_thread(sbi);
if (err)
goto restore_opts;
@@ -652,7 +700,7 @@
*/
if ((*flags & MS_RDONLY) || !test_opt(sbi, FLUSH_MERGE)) {
destroy_flush_cmd_control(sbi);
- } else if (test_opt(sbi, FLUSH_MERGE) && !SM_I(sbi)->cmd_control_info) {
+ } else if (!SM_I(sbi)->cmd_control_info) {
err = create_flush_cmd_control(sbi);
if (err)
goto restore_gc;
@@ -786,14 +834,22 @@
return 1;
}
- if (le32_to_cpu(raw_super->log_sectorsize) !=
- F2FS_LOG_SECTOR_SIZE) {
- f2fs_msg(sb, KERN_INFO, "Invalid log sectorsize");
+ /* Currently, support 512/1024/2048/4096 bytes sector size */
+ if (le32_to_cpu(raw_super->log_sectorsize) >
+ F2FS_MAX_LOG_SECTOR_SIZE ||
+ le32_to_cpu(raw_super->log_sectorsize) <
+ F2FS_MIN_LOG_SECTOR_SIZE) {
+ f2fs_msg(sb, KERN_INFO, "Invalid log sectorsize (%u)",
+ le32_to_cpu(raw_super->log_sectorsize));
return 1;
}
- if (le32_to_cpu(raw_super->log_sectors_per_block) !=
- F2FS_LOG_SECTORS_PER_BLOCK) {
- f2fs_msg(sb, KERN_INFO, "Invalid log sectors per block");
+ if (le32_to_cpu(raw_super->log_sectors_per_block) +
+ le32_to_cpu(raw_super->log_sectorsize) !=
+ F2FS_MAX_LOG_SECTOR_SIZE) {
+ f2fs_msg(sb, KERN_INFO,
+ "Invalid log sectors per block(%u) log sectorsize(%u)",
+ le32_to_cpu(raw_super->log_sectors_per_block),
+ le32_to_cpu(raw_super->log_sectorsize));
return 1;
}
return 0;
@@ -849,6 +905,7 @@
atomic_set(&sbi->nr_pages[i], 0);
sbi->dir_level = DEF_DIR_LEVEL;
+ clear_sbi_flag(sbi, SBI_NEED_FSCK);
}
/*
@@ -898,11 +955,12 @@
static int f2fs_fill_super(struct super_block *sb, void *data, int silent)
{
struct f2fs_sb_info *sbi;
- struct f2fs_super_block *raw_super;
+ struct f2fs_super_block *raw_super = NULL;
struct buffer_head *raw_super_buf;
struct inode *root;
long err = -EINVAL;
bool retry = true;
+ char *options = NULL;
int i;
try_onemore:
@@ -934,9 +992,15 @@
set_opt(sbi, POSIX_ACL);
#endif
/* parse mount options */
- err = parse_options(sb, (char *)data);
- if (err)
+ options = kstrdup((const char *)data, GFP_KERNEL);
+ if (data && !options) {
+ err = -ENOMEM;
goto free_sb_buf;
+ }
+
+ err = parse_options(sb, options);
+ if (err)
+ goto free_options;
sb->s_maxbytes = max_file_size(le32_to_cpu(raw_super->log_blocksize));
sb->s_max_links = F2FS_LINK_MAX;
@@ -959,7 +1023,7 @@
mutex_init(&sbi->writepages);
mutex_init(&sbi->cp_mutex);
init_rwsem(&sbi->node_write);
- sbi->por_doing = false;
+ clear_sbi_flag(sbi, SBI_POR_DOING);
spin_lock_init(&sbi->stat_lock);
init_rwsem(&sbi->read_io.io_rwsem);
@@ -980,7 +1044,7 @@
if (IS_ERR(sbi->meta_inode)) {
f2fs_msg(sb, KERN_ERR, "Failed to read F2FS meta data inode");
err = PTR_ERR(sbi->meta_inode);
- goto free_sb_buf;
+ goto free_options;
}
err = get_valid_checkpoint(sbi);
@@ -1082,8 +1146,20 @@
if (err)
goto free_proc;
+ if (!retry)
+ set_sbi_flag(sbi, SBI_NEED_FSCK);
+
/* recover fsynced data */
if (!test_opt(sbi, DISABLE_ROLL_FORWARD)) {
+ /*
+ * mount should be failed, when device has readonly mode, and
+ * previous checkpoint was not done by clean system shutdown.
+ */
+ if (bdev_read_only(sb->s_bdev) &&
+ !is_set_ckpt_flags(sbi->ckpt, CP_UMOUNT_FLAG)) {
+ err = -EROFS;
+ goto free_kobj;
+ }
err = recover_fsync_data(sbi);
if (err) {
f2fs_msg(sb, KERN_ERR,
@@ -1096,12 +1172,13 @@
* If filesystem is not mounted as read-only then
* do start the gc_thread.
*/
- if (!f2fs_readonly(sb)) {
+ if (test_opt(sbi, BG_GC) && !f2fs_readonly(sb)) {
/* After POR, we can run background GC thread.*/
err = start_gc_thread(sbi);
if (err)
goto free_kobj;
}
+ kfree(options);
return 0;
free_kobj:
@@ -1126,6 +1203,8 @@
free_meta_inode:
make_bad_inode(sbi->meta_inode);
iput(sbi->meta_inode);
+free_options:
+ kfree(options);
free_sb_buf:
brelse(raw_super_buf);
free_sbi:
@@ -1146,11 +1225,18 @@
return mount_bdev(fs_type, flags, dev_name, data, f2fs_fill_super);
}
+static void kill_f2fs_super(struct super_block *sb)
+{
+ if (sb->s_root)
+ set_sbi_flag(F2FS_SB(sb), SBI_IS_CLOSE);
+ kill_block_super(sb);
+}
+
static struct file_system_type f2fs_fs_type = {
.owner = THIS_MODULE,
.name = "f2fs",
.mount = f2fs_mount,
- .kill_sb = kill_block_super,
+ .kill_sb = kill_f2fs_super,
.fs_flags = FS_REQUIRES_DEV,
};
@@ -1177,6 +1263,8 @@
{
int err;
+ f2fs_build_trace_ios();
+
err = init_inodecache();
if (err)
goto fail;
@@ -1186,12 +1274,9 @@
err = create_segment_manager_caches();
if (err)
goto free_node_manager_caches;
- err = create_gc_caches();
- if (err)
- goto free_segment_manager_caches;
err = create_checkpoint_caches();
if (err)
- goto free_gc_caches;
+ goto free_segment_manager_caches;
f2fs_kset = kset_create_and_add("f2fs", NULL, fs_kobj);
if (!f2fs_kset) {
err = -ENOMEM;
@@ -1208,8 +1293,6 @@
kset_unregister(f2fs_kset);
free_checkpoint_caches:
destroy_checkpoint_caches();
-free_gc_caches:
- destroy_gc_caches();
free_segment_manager_caches:
destroy_segment_manager_caches();
free_node_manager_caches:
@@ -1226,11 +1309,11 @@
f2fs_destroy_root_stats();
unregister_filesystem(&f2fs_fs_type);
destroy_checkpoint_caches();
- destroy_gc_caches();
destroy_segment_manager_caches();
destroy_node_manager_caches();
destroy_inodecache();
kset_unregister(f2fs_kset);
+ f2fs_destroy_trace_ios();
}
module_init(init_f2fs_fs)