checkpoint.c (bab475c5414e8d1fa182fd17ae966864e9c85741) checkpoint.c (4354994f097d068a894aa1a0860da54571df3582)
1// SPDX-License-Identifier: GPL-2.0
2/*
3 * fs/f2fs/checkpoint.c
4 *
5 * Copyright (c) 2012 Samsung Electronics Co., Ltd.
6 * http://www.samsung.com/
7 */
8#include <linux/fs.h>

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1205 if (orphan_num)
1206 __set_ckpt_flags(ckpt, CP_ORPHAN_PRESENT_FLAG);
1207 else
1208 __clear_ckpt_flags(ckpt, CP_ORPHAN_PRESENT_FLAG);
1209
1210 if (is_sbi_flag_set(sbi, SBI_NEED_FSCK))
1211 __set_ckpt_flags(ckpt, CP_FSCK_FLAG);
1212
1// SPDX-License-Identifier: GPL-2.0
2/*
3 * fs/f2fs/checkpoint.c
4 *
5 * Copyright (c) 2012 Samsung Electronics Co., Ltd.
6 * http://www.samsung.com/
7 */
8#include <linux/fs.h>

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1205 if (orphan_num)
1206 __set_ckpt_flags(ckpt, CP_ORPHAN_PRESENT_FLAG);
1207 else
1208 __clear_ckpt_flags(ckpt, CP_ORPHAN_PRESENT_FLAG);
1209
1210 if (is_sbi_flag_set(sbi, SBI_NEED_FSCK))
1211 __set_ckpt_flags(ckpt, CP_FSCK_FLAG);
1212
1213 if (is_sbi_flag_set(sbi, SBI_CP_DISABLED))
1214 __set_ckpt_flags(ckpt, CP_DISABLED_FLAG);
1215 else
1216 __clear_ckpt_flags(ckpt, CP_DISABLED_FLAG);
1217
1213 /* set this flag to activate crc|cp_ver for recovery */
1214 __set_ckpt_flags(ckpt, CP_CRC_RECOVERY_FLAG);
1215 __clear_ckpt_flags(ckpt, CP_NOCRC_RECOVERY_FLAG);
1216
1217 spin_unlock_irqrestore(&sbi->cp_lock, flags);
1218}
1219
1220static void commit_checkpoint(struct f2fs_sb_info *sbi,

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1412 MAIN_BLKADDR(sbi), MAX_BLKADDR(sbi) - 1);
1413
1414 f2fs_release_ino_entry(sbi, false);
1415
1416 f2fs_reset_fsync_node_info(sbi);
1417
1418 clear_sbi_flag(sbi, SBI_IS_DIRTY);
1419 clear_sbi_flag(sbi, SBI_NEED_CP);
1218 /* set this flag to activate crc|cp_ver for recovery */
1219 __set_ckpt_flags(ckpt, CP_CRC_RECOVERY_FLAG);
1220 __clear_ckpt_flags(ckpt, CP_NOCRC_RECOVERY_FLAG);
1221
1222 spin_unlock_irqrestore(&sbi->cp_lock, flags);
1223}
1224
1225static void commit_checkpoint(struct f2fs_sb_info *sbi,

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1417 MAIN_BLKADDR(sbi), MAX_BLKADDR(sbi) - 1);
1418
1419 f2fs_release_ino_entry(sbi, false);
1420
1421 f2fs_reset_fsync_node_info(sbi);
1422
1423 clear_sbi_flag(sbi, SBI_IS_DIRTY);
1424 clear_sbi_flag(sbi, SBI_NEED_CP);
1425 sbi->unusable_block_count = 0;
1420 __set_cp_next_pack(sbi);
1421
1422 /*
1423 * redirty superblock if metadata like node page or inode cache is
1424 * updated during writing checkpoint.
1425 */
1426 if (get_pages(sbi, F2FS_DIRTY_NODES) ||
1427 get_pages(sbi, F2FS_DIRTY_IMETA))

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1436 * We guarantee that this checkpoint procedure will not fail.
1437 */
1438int f2fs_write_checkpoint(struct f2fs_sb_info *sbi, struct cp_control *cpc)
1439{
1440 struct f2fs_checkpoint *ckpt = F2FS_CKPT(sbi);
1441 unsigned long long ckpt_ver;
1442 int err = 0;
1443
1426 __set_cp_next_pack(sbi);
1427
1428 /*
1429 * redirty superblock if metadata like node page or inode cache is
1430 * updated during writing checkpoint.
1431 */
1432 if (get_pages(sbi, F2FS_DIRTY_NODES) ||
1433 get_pages(sbi, F2FS_DIRTY_IMETA))

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1442 * We guarantee that this checkpoint procedure will not fail.
1443 */
1444int f2fs_write_checkpoint(struct f2fs_sb_info *sbi, struct cp_control *cpc)
1445{
1446 struct f2fs_checkpoint *ckpt = F2FS_CKPT(sbi);
1447 unsigned long long ckpt_ver;
1448 int err = 0;
1449
1450 if (unlikely(is_sbi_flag_set(sbi, SBI_CP_DISABLED))) {
1451 if (cpc->reason != CP_PAUSE)
1452 return 0;
1453 f2fs_msg(sbi->sb, KERN_WARNING,
1454 "Start checkpoint disabled!");
1455 }
1444 mutex_lock(&sbi->cp_mutex);
1445
1446 if (!is_sbi_flag_set(sbi, SBI_IS_DIRTY) &&
1447 ((cpc->reason & CP_FASTBOOT) || (cpc->reason & CP_SYNC) ||
1448 ((cpc->reason & CP_DISCARD) && !sbi->discard_blks)))
1449 goto out;
1450 if (unlikely(f2fs_cp_error(sbi))) {
1451 err = -EIO;

--- 109 unchanged lines hidden --- 		1456 mutex_lock(&sbi->cp_mutex);
1457
1458 if (!is_sbi_flag_set(sbi, SBI_IS_DIRTY) &&
1459 ((cpc->reason & CP_FASTBOOT) || (cpc->reason & CP_SYNC) ||
1460 ((cpc->reason & CP_DISCARD) && !sbi->discard_blks)))
1461 goto out;
1462 if (unlikely(f2fs_cp_error(sbi))) {
1463 err = -EIO;

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