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btrfs-progs: switch fs_info::system_allocs to bit 

The value really is 0 or 1, the test in btrfs_reserve_extent can be
simplified.

Signed-off-by: David Sterba <dsterba@suse.com>
master
David Sterba 2017-08-28 17:16:51 +02:00
parent 6db6afd993
commit b423d18229
2 changed files with 2 additions and 3 deletions
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2
ctree.h
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@ -1126,8 +1126,8 @@ struct btrfs_fs_info {
struct btrfs_fs_devices *fs_devices;
struct list_head space_info;
int system_allocs;
unsigned int system_allocs:1;
unsigned int readonly:1;
unsigned int on_restoring:1;
unsigned int is_chunk_recover:1;

3
extent-tree.c
View File

@ -2663,8 +2663,7 @@ int btrfs_reserve_extent(struct btrfs_trans_handle *trans,
alloc_profile = info->avail_data_alloc_bits &
info->data_alloc_profile;
data = BTRFS_BLOCK_GROUP_DATA | alloc_profile;
} else if ((info->system_allocs > 0 || root == info->chunk_root) &&
info->system_allocs >= 0) {
} else if (info->system_allocs == 1 || root == info->chunk_root) {
alloc_profile = info->avail_system_alloc_bits &
info->system_alloc_profile;
data = BTRFS_BLOCK_GROUP_SYSTEM | alloc_profile;