diff options
Diffstat (limited to 'fs/btrfs/volumes.c')
| -rw-r--r-- | fs/btrfs/volumes.c | 12 | 
1 files changed, 7 insertions, 5 deletions
| diff --git a/fs/btrfs/volumes.c b/fs/btrfs/volumes.c index b5036bd69e6a..b2d05c6b1c56 100644 --- a/fs/btrfs/volumes.c +++ b/fs/btrfs/volumes.c @@ -645,6 +645,7 @@ static void btrfs_free_stale_devices(const char *path,  				btrfs_sysfs_remove_fsid(fs_devs);  				list_del(&fs_devs->list);  				free_fs_devices(fs_devs); +				break;  			} else {  				fs_devs->num_devices--;  				list_del(&dev->dev_list); @@ -4828,10 +4829,13 @@ static int __btrfs_alloc_chunk(struct btrfs_trans_handle *trans,  	ndevs = min(ndevs, devs_max);  	/* -	 * the primary goal is to maximize the number of stripes, so use as many -	 * devices as possible, even if the stripes are not maximum sized. +	 * The primary goal is to maximize the number of stripes, so use as +	 * many devices as possible, even if the stripes are not maximum sized. +	 * +	 * The DUP profile stores more than one stripe per device, the +	 * max_avail is the total size so we have to adjust.  	 */ -	stripe_size = devices_info[ndevs-1].max_avail; +	stripe_size = div_u64(devices_info[ndevs - 1].max_avail, dev_stripes);  	num_stripes = ndevs * dev_stripes;  	/* @@ -4866,8 +4870,6 @@ static int __btrfs_alloc_chunk(struct btrfs_trans_handle *trans,  			stripe_size = devices_info[ndevs-1].max_avail;  	} -	stripe_size = div_u64(stripe_size, dev_stripes); -  	/* align to BTRFS_STRIPE_LEN */  	stripe_size = round_down(stripe_size, BTRFS_STRIPE_LEN); | 

