forked from ~ljy/RK356X_SDK_RELEASE

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hc
2024-05-10 23fa18eaa71266feff7ba8d83022d9e1cc83c65a 
 kernel/fs/f2fs/super.c
....@@ -1434,7 +1434,6 @@
14341434 		blkdev_put(FDEV(i).bdev, FMODE_EXCL);
14351435 #ifdef CONFIG_BLK_DEV_ZONED
14361436 		kvfree(FDEV(i).blkz_seq);
1437
-		kfree(FDEV(i).zone_capacity_blocks);
14381437 #endif
14391438 	}
14401439 	kvfree(sbi->devs);
....@@ -1932,9 +1931,17 @@
19321931 	return 0;
19331932 }
19341933 
1935
-static void default_options(struct f2fs_sb_info *sbi)
1934
+static void default_options(struct f2fs_sb_info *sbi, bool remount)
19361935 {
19371936 	/* init some FS parameters */
1937
+	if (!remount) {
1938
+		set_opt(sbi, READ_EXTENT_CACHE);
1939
+		clear_opt(sbi, DISABLE_CHECKPOINT);
1940
+
1941
+		if (f2fs_hw_support_discard(sbi) || f2fs_hw_should_discard(sbi))
1942
+			set_opt(sbi, DISCARD);
1943
+	}
1944
+
19381945 	if (f2fs_sb_has_readonly(sbi))
19391946 		F2FS_OPTION(sbi).active_logs = NR_CURSEG_RO_TYPE;
19401947 	else
....@@ -1958,14 +1965,11 @@
19581965 	set_opt(sbi, INLINE_XATTR);
19591966 	set_opt(sbi, INLINE_DATA);
19601967 	set_opt(sbi, INLINE_DENTRY);
1961
-	set_opt(sbi, READ_EXTENT_CACHE);
19621968 	set_opt(sbi, NOHEAP);
1963
-	clear_opt(sbi, DISABLE_CHECKPOINT);
19641969 	set_opt(sbi, MERGE_CHECKPOINT);
19651970 	F2FS_OPTION(sbi).unusable_cap = 0;
19661971 	sbi->sb->s_flags |= SB_LAZYTIME;
19671972 	set_opt(sbi, FLUSH_MERGE);
1968
-	set_opt(sbi, DISCARD);
19691973 	if (f2fs_sb_has_blkzoned(sbi))
19701974 		F2FS_OPTION(sbi).fs_mode = FS_MODE_LFS;
19711975 	else
....@@ -1999,6 +2003,11 @@
19992003 	}
20002004 	sbi->sb->s_flags |= SB_ACTIVE;
20012005 
2006
+	/* check if we need more GC first */
2007
+	unusable = f2fs_get_unusable_blocks(sbi);
2008
+	if (!f2fs_disable_cp_again(sbi, unusable))
2009
+		goto skip_gc;
2010
+
20022011 	f2fs_update_time(sbi, DISABLE_TIME);
20032012 
20042013 	while (!f2fs_time_over(sbi, DISABLE_TIME)) {
....@@ -2024,6 +2033,7 @@
20242033 		goto restore_flag;
20252034 	}
20262035 
2036
+skip_gc:
20272037 	f2fs_down_write(&sbi->gc_lock);
20282038 	cpc.reason = CP_PAUSE;
20292039 	set_sbi_flag(sbi, SBI_CP_DISABLED);
....@@ -2123,7 +2133,7 @@
21232133 			clear_sbi_flag(sbi, SBI_NEED_SB_WRITE);
21242134 	}
21252135 
2126
-	default_options(sbi);
2136
+	default_options(sbi, true);
21272137 
21282138 	/* parse mount options */
21292139 	err = parse_options(sb, data, true);
....@@ -2333,7 +2343,6 @@
23332343 	size_t toread;
23342344 	loff_t i_size = i_size_read(inode);
23352345 	struct page *page;
2336
-	char *kaddr;
23372346 
23382347 	if (off > i_size)
23392348 		return 0;
....@@ -2367,9 +2376,7 @@
23672376 			return -EIO;
23682377 		}
23692378 
2370
-		kaddr = kmap_atomic(page);
2371
-		memcpy(data, kaddr + offset, tocopy);
2372
-		kunmap_atomic(kaddr);
2379
+		memcpy_from_page(data, page, offset, tocopy);
23732380 		f2fs_put_page(page, 1);
23742381 
23752382 		offset = 0;
....@@ -2391,7 +2398,6 @@
23912398 	size_t towrite = len;
23922399 	struct page *page;
23932400 	void *fsdata = NULL;
2394
-	char *kaddr;
23952401 	int err = 0;
23962402 	int tocopy;
23972403 
....@@ -2411,10 +2417,7 @@
24112417 			break;
24122418 		}
24132419 
2414
-		kaddr = kmap_atomic(page);
2415
-		memcpy(kaddr + offset, data, tocopy);
2416
-		kunmap_atomic(kaddr);
2417
-		flush_dcache_page(page);
2420
+		memcpy_to_page(page, offset, data, tocopy);
24182421 
24192422 		a_ops->write_end(NULL, mapping, off, tocopy, tocopy,
24202423 						page, fsdata);
....@@ -3513,24 +3516,29 @@
35133516 #ifdef CONFIG_BLK_DEV_ZONED
35143517 
35153518 struct f2fs_report_zones_args {
3519
+	struct f2fs_sb_info *sbi;
35163520 	struct f2fs_dev_info *dev;
3517
-	bool zone_cap_mismatch;
35183521 };
35193522 
35203523 static int f2fs_report_zone_cb(struct blk_zone *zone, unsigned int idx,
35213524 			      void *data)
35223525 {
35233526 	struct f2fs_report_zones_args *rz_args = data;
3527
+	block_t unusable_blocks = (zone->len - zone->capacity) >>
3528
+					F2FS_LOG_SECTORS_PER_BLOCK;
35243529 
35253530 	if (zone->type == BLK_ZONE_TYPE_CONVENTIONAL)
35263531 		return 0;
35273532 
35283533 	set_bit(idx, rz_args->dev->blkz_seq);
3529
-	rz_args->dev->zone_capacity_blocks[idx] = zone->capacity >>
3530
-						F2FS_LOG_SECTORS_PER_BLOCK;
3531
-	if (zone->len != zone->capacity && !rz_args->zone_cap_mismatch)
3532
-		rz_args->zone_cap_mismatch = true;
3533
-
3534
+	if (!rz_args->sbi->unusable_blocks_per_sec) {
3535
+		rz_args->sbi->unusable_blocks_per_sec = unusable_blocks;
3536
+		return 0;
3537
+	}
3538
+	if (rz_args->sbi->unusable_blocks_per_sec != unusable_blocks) {
3539
+		f2fs_err(rz_args->sbi, "F2FS supports single zone capacity\n");
3540
+		return -EINVAL;
3541
+	}
35343542 	return 0;
35353543 }
35363544 
....@@ -3564,26 +3572,13 @@
35643572 	if (!FDEV(devi).blkz_seq)
35653573 		return -ENOMEM;
35663574 
3567
-	/* Get block zones type and zone-capacity */
3568
-	FDEV(devi).zone_capacity_blocks = f2fs_kzalloc(sbi,
3569
-					FDEV(devi).nr_blkz * sizeof(block_t),
3570
-					GFP_KERNEL);
3571
-	if (!FDEV(devi).zone_capacity_blocks)
3572
-		return -ENOMEM;
3573
-
3575
+	rep_zone_arg.sbi = sbi;
35743576 	rep_zone_arg.dev = &FDEV(devi);
3575
-	rep_zone_arg.zone_cap_mismatch = false;
35763577 
35773578 	ret = blkdev_report_zones(bdev, 0, BLK_ALL_ZONES, f2fs_report_zone_cb,
35783579 				  &rep_zone_arg);
35793580 	if (ret < 0)
35803581 		return ret;
3581
-
3582
-	if (!rep_zone_arg.zone_cap_mismatch) {
3583
-		kfree(FDEV(devi).zone_capacity_blocks);
3584
-		FDEV(devi).zone_capacity_blocks = NULL;
3585
-	}
3586
-
35873582 	return 0;
35883583 }
35893584 #endif
....@@ -3905,7 +3900,7 @@
39053900 		sbi->s_chksum_seed = f2fs_chksum(sbi, ~0, raw_super->uuid,
39063901 						sizeof(raw_super->uuid));
39073902 
3908
-	default_options(sbi);
3903
+	default_options(sbi, false);
39093904 	/* parse mount options */
39103905 	options = kstrdup((const char *)data, GFP_KERNEL);
39113906 	if (data && !options) {