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authorGui Hecheng <guihc.fnst@cn.fujitsu.com>2014-06-25 18:04:17 +0800
committerDavid Sterba <dsterba@suse.cz>2014-08-22 14:43:11 +0200
commitad70b55b66b516d0d8271a8f16bee7192c556987 (patch)
tree519852a425c4f237a92960edba8b9a1179a47e6b
parent70e3a85e9e6384f8876a4c1af5910a682786adbb (diff)
btrfs-progs: replace BTRFS_NUM_MIRRORS with BTRFS_MAX_MIRRORS
The chunk-recover.c/BTRFS_NUM_MIRRORS in the userspace means the same thing as ctree.h/BTRFS_MAX_MIRRORS in the kernelspace, so to stay consistent with the kernelspace, just make this movement in the userspace: chunk-recover.c/BTRFS_NUM_MIRRORS ===> ctree.h/BTRFS_MAX_MIRRORS This provides convenience for future use. Signed-off-by: Gui Hecheng <guihc.fnst@cn.fujitsu.com> Signed-off-by: David Sterba <dsterba@suse.cz>
-rw-r--r--chunk-recover.c8
-rw-r--r--ctree.h2
2 files changed, 5 insertions, 5 deletions
diff --git a/chunk-recover.c b/chunk-recover.c
index 8bc5bc30..b638ada6 100644
--- a/chunk-recover.c
+++ b/chunk-recover.c
@@ -42,8 +42,6 @@
#include "btrfsck.h"
#include "commands.h"
-#define BTRFS_NUM_MIRRORS 3
-
struct recover_control {
int verbose;
int yes;
@@ -71,8 +69,8 @@ struct extent_record {
struct cache_extent cache;
u64 generation;
u8 csum[BTRFS_CSUM_SIZE];
- struct btrfs_device *devices[BTRFS_NUM_MIRRORS];
- u64 offsets[BTRFS_NUM_MIRRORS];
+ struct btrfs_device *devices[BTRFS_MAX_MIRRORS];
+ u64 offsets[BTRFS_MAX_MIRRORS];
int nmirrors;
};
@@ -128,7 +126,7 @@ again:
memcmp(exist->csum, rec->csum, BTRFS_CSUM_SIZE)) {
ret = -EEXIST;
} else {
- BUG_ON(exist->nmirrors >= BTRFS_NUM_MIRRORS);
+ BUG_ON(exist->nmirrors >= BTRFS_MAX_MIRRORS);
exist->devices[exist->nmirrors] = device;
exist->offsets[exist->nmirrors] = offset;
exist->nmirrors++;
diff --git a/ctree.h b/ctree.h
index 94893388..fa73c4a4 100644
--- a/ctree.h
+++ b/ctree.h
@@ -40,6 +40,8 @@ struct btrfs_trans_handle;
struct btrfs_free_space_ctl;
#define BTRFS_MAGIC 0x4D5F53665248425FULL /* ascii _BHRfS_M, no null */
+#define BTRFS_MAX_MIRRORS 3
+
#define BTRFS_MAX_LEVEL 8
#define BTRFS_COMPAT_EXTENT_TREE_V0