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Commit 4b99faa2 authored by Khazhismel Kumykov's avatar Khazhismel Kumykov Committed by Theodore Ts'o
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ext4: cond_resched in work-heavy group loops

parent 7bc04c5c
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+1 −0
Original line number Diff line number Diff line
@@ -197,6 +197,7 @@ int ext4_setup_system_zone(struct super_block *sb)
		return 0;

	for (i=0; i < ngroups; i++) {
		cond_resched();
		if (ext4_bg_has_super(sb, i) &&
		    ((i < 5) || ((i % flex_size) == 0)))
			add_system_zone(sbi, ext4_group_first_block_no(sb, i),
+2 −0
Original line number Diff line number Diff line
@@ -2490,6 +2490,7 @@ static int ext4_mb_init_backend(struct super_block *sb)
	sbi->s_buddy_cache->i_ino = EXT4_BAD_INO;
	EXT4_I(sbi->s_buddy_cache)->i_disksize = 0;
	for (i = 0; i < ngroups; i++) {
		cond_resched();
		desc = ext4_get_group_desc(sb, i, NULL);
		if (desc == NULL) {
			ext4_msg(sb, KERN_ERR, "can't read descriptor %u", i);
@@ -2705,6 +2706,7 @@ int ext4_mb_release(struct super_block *sb)

	if (sbi->s_group_info) {
		for (i = 0; i < ngroups; i++) {
			cond_resched();
			grinfo = ext4_get_group_info(sb, i);
#ifdef DOUBLE_CHECK
			kfree(grinfo->bb_bitmap);