diff options
| -rw-r--r-- | fs/ext4/mballoc.c | 12 | 
1 files changed, 7 insertions, 5 deletions
diff --git a/fs/ext4/mballoc.c b/fs/ext4/mballoc.c index bf9ba7effbd5..d73e38323879 100644 --- a/fs/ext4/mballoc.c +++ b/fs/ext4/mballoc.c @@ -2356,7 +2356,7 @@ int ext4_mb_find_by_goal(struct ext4_allocation_context *ac,  	ex.fe_logical = 0xDEADFA11; /* debug value */  	if (max >= ac->ac_g_ex.fe_len && -	    ac->ac_g_ex.fe_len == EXT4_B2C(sbi, sbi->s_stripe)) { +	    ac->ac_g_ex.fe_len == EXT4_NUM_B2C(sbi, sbi->s_stripe)) {  		ext4_fsblk_t start;  		start = ext4_grp_offs_to_block(ac->ac_sb, &ex); @@ -2553,7 +2553,7 @@ void ext4_mb_scan_aligned(struct ext4_allocation_context *ac,  	do_div(a, sbi->s_stripe);  	i = (a * sbi->s_stripe) - first_group_block; -	stripe = EXT4_B2C(sbi, sbi->s_stripe); +	stripe = EXT4_NUM_B2C(sbi, sbi->s_stripe);  	i = EXT4_B2C(sbi, i);  	while (i < EXT4_CLUSTERS_PER_GROUP(sb)) {  		if (!mb_test_bit(i, bitmap)) { @@ -2928,9 +2928,11 @@ repeat:  			if (cr == CR_POWER2_ALIGNED)  				ext4_mb_simple_scan_group(ac, &e4b);  			else { -				bool is_stripe_aligned = sbi->s_stripe && +				bool is_stripe_aligned = +					(sbi->s_stripe >= +					 sbi->s_cluster_ratio) &&  					!(ac->ac_g_ex.fe_len % -					  EXT4_B2C(sbi, sbi->s_stripe)); +					  EXT4_NUM_B2C(sbi, sbi->s_stripe));  				if ((cr == CR_GOAL_LEN_FAST ||  				     cr == CR_BEST_AVAIL_LEN) && @@ -3706,7 +3708,7 @@ int ext4_mb_init(struct super_block *sb)  	 */  	if (sbi->s_stripe > 1) {  		sbi->s_mb_group_prealloc = roundup( -			sbi->s_mb_group_prealloc, EXT4_B2C(sbi, sbi->s_stripe)); +			sbi->s_mb_group_prealloc, EXT4_NUM_B2C(sbi, sbi->s_stripe));  	}  	sbi->s_locality_groups = alloc_percpu(struct ext4_locality_group);  | 
