Hello,
This patch updates btrfs-progs for fallocate support.
Regards
Signed-off-by: Yan Zheng <zheng.yan@oracle.com>
---
diff -urp btrfs-progs-1/btrfsck.c btrfs-progs-2/btrfsck.c
--- btrfs-progs-1/btrfsck.c 2008-10-27 13:15:31.000000000 +0800
+++ btrfs-progs-2/btrfsck.c 2008-10-27 11:08:56.000000000 +0800
@@ -621,8 +621,8 @@ static int run_next_block(struct btrfs_r
continue;
fi = btrfs_item_ptr(buf, i,
struct btrfs_file_extent_item);
- if (btrfs_file_extent_type(buf, fi) !- BTRFS_FILE_EXTENT_REG)
+ if (btrfs_file_extent_type(buf, fi) =+ BTRFS_FILE_EXTENT_INLINE)
continue;
if (btrfs_file_extent_disk_bytenr(buf, fi) == 0)
continue;
diff -urp btrfs-progs-1/ctree.h btrfs-progs-2/ctree.h
--- btrfs-progs-1/ctree.h 2008-10-27 13:15:47.000000000 +0800
+++ btrfs-progs-2/ctree.h 2008-10-27 11:08:56.000000000 +0800
@@ -418,6 +418,7 @@ struct btrfs_root_item {
__le64 bytenr;
__le64 byte_limit;
__le64 bytes_used;
+ __le64 last_snapshot;
__le32 flags;
__le32 refs;
struct btrfs_disk_key drop_progress;
@@ -427,6 +428,7 @@ struct btrfs_root_item {
#define BTRFS_FILE_EXTENT_REG 0
#define BTRFS_FILE_EXTENT_INLINE 1
+#define BTRFS_FILE_EXTENT_PREALLOC 2
struct btrfs_file_extent_item {
__le64 generation;
@@ -1216,6 +1218,8 @@ BTRFS_SETGET_STACK_FUNCS(root_refs, stru
BTRFS_SETGET_STACK_FUNCS(root_flags, struct btrfs_root_item, flags, 32);
BTRFS_SETGET_STACK_FUNCS(root_used, struct btrfs_root_item, bytes_used, 64);
BTRFS_SETGET_STACK_FUNCS(root_limit, struct btrfs_root_item, byte_limit, 64);
+BTRFS_SETGET_STACK_FUNCS(root_last_snapshot, struct btrfs_root_item,
+ last_snapshot, 64);
/* struct btrfs_super_block */
BTRFS_SETGET_STACK_FUNCS(super_bytenr, struct btrfs_super_block, bytenr, 64);
diff -urp btrfs-progs-1/print-tree.c btrfs-progs-2/print-tree.c
--- btrfs-progs-1/print-tree.c 2008-10-27 13:15:31.000000000 +0800
+++ btrfs-progs-2/print-tree.c 2008-10-27 11:08:56.000000000 +0800
@@ -78,6 +78,27 @@ static int print_inode_ref_item(struct e
return 0;
}
+static void print_file_extent_item(struct extent_buffer *eb, struct btrfs_item
*item,
+ struct btrfs_file_extent_item *fi)
+{
+ int extent_type = btrfs_file_extent_type(eb, fi);
+ char *type_name = "extent data";
+
+ if (extent_type == BTRFS_FILE_EXTENT_INLINE) {
+ printf("\t\tinline extent data size %u\n",
+ btrfs_file_extent_inline_len(eb, item));
+ return;
+ }
+ if (extent_type == BTRFS_FILE_EXTENT_PREALLOC)
+ type_name = "prealloc data";
+ printf("\t\t%s disk byte %llu nr %llu\n", type_name,
+ (unsigned long long)btrfs_file_extent_disk_bytenr(eb, fi),
+ (unsigned long long)btrfs_file_extent_disk_num_bytes(eb, fi));
+ printf("\t\t%s offset %llu nr %llu\n", type_name,
+ (unsigned long long)btrfs_file_extent_offset(eb, fi),
+ (unsigned long long)btrfs_file_extent_num_bytes(eb, fi));
+}
+
static void print_chunk(struct extent_buffer *eb, struct btrfs_chunk *chunk)
{
int num_stripes = btrfs_chunk_num_stripes(eb, chunk);
@@ -226,18 +247,7 @@ void btrfs_print_leaf(struct btrfs_root
case BTRFS_EXTENT_DATA_KEY:
fi = btrfs_item_ptr(l, i,
struct btrfs_file_extent_item);
- if (btrfs_file_extent_type(l, fi) =- BTRFS_FILE_EXTENT_INLINE) {
- printf("\t\tinline extent data size %u\n",
- btrfs_file_extent_inline_len(l, item));
- break;
- }
- printf("\t\textent data disk byte %llu nr %llu\n",
- (unsigned long long)btrfs_file_extent_disk_bytenr(l, fi),
- (unsigned long long)btrfs_file_extent_disk_num_bytes(l, fi));
- printf("\t\textent data offset %llu nr %llu\n",
- (unsigned long long)btrfs_file_extent_offset(l, fi),
- (unsigned long long)btrfs_file_extent_num_bytes(l, fi));
+ print_file_extent_item(l, item, fi);
break;
case BTRFS_BLOCK_GROUP_ITEM_KEY:
bi = btrfs_item_ptr(l, i,
--
To unsubscribe from this list: send the line "unsubscribe linux-btrfs"
in
the body of a message to majordomo@vger.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html