f2fs: decrease spare area for pinned files for zoned devices

Now we reclaim too much space before allocating pinned space for zoned devices.

Daeho Jeong committed 2 years ago

Commit fa089721 parent 2d56b4e3 files · +5 −2Browse files

Unified · Split

3 files

fs/f2fs/file.c +2 −1
fs/f2fs/gc.h +1 −0
fs/f2fs/segment.c +2 −1

fs/f2fs/file.c+2−1

@@ -1790,7 +1790,8 @@ static int f2fs_expand_inode_data(struct inode *inode, loff_t offset, · 1789 unmodified lines
1790	1790
1791	1791	map.m_len = sec_blks;
1792	1792	next_alloc:
1793		− if (has_not_enough_free_secs(sbi, 0,
	1793	+ if (has_not_enough_free_secs(sbi, 0, f2fs_sb_has_blkzoned(sbi) ?
	1794	+ ZONED_PIN_SEC_REQUIRED_COUNT :
1794	1795	GET_SEC_FROM_SEG(sbi, overprovision_segments(sbi)))) {
1795	1796	f2fs_down_write(&sbi->gc_lock);
1796	1797	stat_inc_gc_call_count(sbi, FOREGROUND);

fs/f2fs/gc.h+1−0

@@ -35,6 +35,7 @@ · 34 unmodified lines
35	35	#define LIMIT_BOOST_ZONED_GC 25 /* percentage over total user space of boosted gc for zoned devices */
36	36	#define DEF_MIGRATION_WINDOW_GRANULARITY_ZONED 3
37	37	#define BOOST_GC_MULTIPLE 5
	38	+#define ZONED_PIN_SEC_REQUIRED_COUNT 1
38	39
39	40	#define DEF_GC_FAILED_PINNED_FILES 2048
40	41	#define MAX_GC_FAILED_PINNED_FILES USHRT_MAX

fs/f2fs/segment.c+2−1

@@ -3237,7 +3237,8 @@ retry: · 3236 unmodified lines
3237	3237
3238	3238	if (f2fs_sb_has_blkzoned(sbi) && err == -EAGAIN && gc_required) {
3239	3239	f2fs_down_write(&sbi->gc_lock);
3240		− err = f2fs_gc_range(sbi, 0, GET_SEGNO(sbi, FDEV(0).end_blk), true, 1);
	3240	+ err = f2fs_gc_range(sbi, 0, GET_SEGNO(sbi, FDEV(0).end_blk),
	3241	+ true, ZONED_PIN_SEC_REQUIRED_COUNT);
3241	3242	f2fs_up_write(&sbi->gc_lock);
3242	3243
3243	3244	gc_required = false;