struct extent_buffer* btrfs_find_create_tree_block(
struct btrfs_fs_info *fs_info, u64 bytenr)
{
- return alloc_extent_buffer(&fs_info->extent_cache, bytenr,
- fs_info->nodesize);
+ return alloc_extent_buffer(fs_info, bytenr, fs_info->nodesize);
}
void readahead_tree_block(struct btrfs_fs_info *fs_info, u64 bytenr,
}
device = multi->stripes[0].dev;
- if (device->fd <= 0)
- goto err;
if (*len > max_len)
*len = max_len;
+ if (device->fd < 0) {
+ ret = -EIO;
+ goto err;
+ }
ret = pread64(device->fd, data, *len, multi->stripes[0].physical);
if (ret != *len)
ret = stat(filename, &st);
if (ret < 0) {
- error("cannot stat '%s': %s", filename, strerror(errno));
+ error("cannot stat '%s': %m", filename);
return NULL;
}
if (!(((st.st_mode & S_IFMT) == S_IFREG) || ((st.st_mode & S_IFMT) == S_IFBLK))) {
fp = open(filename, oflags);
if (fp < 0) {
- error("cannot open '%s': %s", filename, strerror(errno));
+ error("cannot open '%s': %m", filename);
return NULL;
}
info = __open_ctree_fd(fp, filename, sb_bytenr, root_tree_bytenr,
if (ret > 0)
fprintf(stderr, "WARNING: failed to write all sb data\n");
else
- fprintf(stderr, "WARNING: failed to write sb: %s\n",
- strerror(errno));
+ fprintf(stderr, "WARNING: failed to write sb: %m\n");
return ret;
}