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btrfs-progs: print-tree: Print human readable inode flags

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Signed-off-by: Qu Wenruo <quwenruo@cn.fujitsu.com>
Signed-off-by: David Sterba <dsterba@suse.com>
This commit is contained in:
Qu Wenruo 2016-08-19 16:13:07 +08:00 committed by David Sterba
parent 4f3ccdd518
commit 44e2b7a7e5
1 changed files with 32 additions and 2 deletions
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34
print-tree.c
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@ -835,6 +835,33 @@ static void print_uuid_item(struct extent_buffer *l, unsigned long offset,
}
}
/* Caller should ensure sizeof(*ret) >= 29 "NODATASUM|NODATACOW|READONLY" */
static void inode_flags_to_str(u64 flags, char *ret)
{
int empty = 1;
if (flags & BTRFS_INODE_NODATASUM) {
empty = 0;
strcpy(ret, "NODATASUM");
}
if (flags & BTRFS_INODE_NODATACOW) {
if (!empty) {
empty = 0;
strcat(ret, "|");
}
strcat(ret, "NODATACOW");
}
if (flags & BTRFS_INODE_READONLY) {
if (!empty) {
empty = 0;
strcat(ret, "|");
}
strcat(ret, "READONLY");
}
if (empty)
strcat(ret, "none");
}
void btrfs_print_leaf(struct btrfs_root *root, struct extent_buffer *l)
{
int i;
@ -884,10 +911,12 @@ void btrfs_print_leaf(struct btrfs_root *root, struct extent_buffer *l)
switch (type) {
case BTRFS_INODE_ITEM_KEY:
memset(flags_str, 0, sizeof(flags_str));
ii = btrfs_item_ptr(l, i, struct btrfs_inode_item);
inode_flags_to_str(btrfs_inode_flags(l, ii), flags_str);
printf("\t\tinode generation %llu transid %llu size %llu nbytes %llu\n"
"\t\tblock group %llu mode %o links %u uid %u gid %u\n"
"\t\trdev %llu flags 0x%llx\n",
"\t\trdev %llu flags 0x%llx(%s)\n",
(unsigned long long)btrfs_inode_generation(l, ii),
(unsigned long long)btrfs_inode_transid(l, ii),
(unsigned long long)btrfs_inode_size(l, ii),
@ -898,7 +927,8 @@ void btrfs_print_leaf(struct btrfs_root *root, struct extent_buffer *l)
btrfs_inode_uid(l, ii),
btrfs_inode_gid(l, ii),
(unsigned long long)btrfs_inode_rdev(l,ii),
(unsigned long long)btrfs_inode_flags(l,ii));
(unsigned long long)btrfs_inode_flags(l,ii),
flags_str);
break;
case BTRFS_INODE_REF_KEY:
iref = btrfs_item_ptr(l, i, struct btrfs_inode_ref);