void *start = MAP_FAILED;
uint8_t *vec;
uint32_t b, c;
+ uint64_t inode;
size_t l, pages;
bool mapped;
int r = 0, fd = -1, k;
assert(pack);
assert(fn);
- if ((fd = open(fn, O_RDONLY|O_CLOEXEC|O_NOATIME|O_NOCTTY|O_NOFOLLOW)) < 0) {
+ fd = open(fn, O_RDONLY|O_CLOEXEC|O_NOATIME|O_NOCTTY|O_NOFOLLOW);
+ if (fd < 0) {
if (errno == ENOENT)
return 0;
goto finish;
}
- if ((k = file_verify(fd, fn, arg_file_size_max, &st)) <= 0) {
+ k = file_verify(fd, fn, arg_file_size_max, &st);
+ if (k <= 0) {
r = k;
goto finish;
}
btrfs_defrag(fd);
l = PAGE_ALIGN(st.st_size);
- if ((start = mmap(NULL, l, PROT_READ, MAP_SHARED, fd, 0)) == MAP_FAILED) {
+ start = mmap(NULL, l, PROT_READ, MAP_SHARED, fd, 0);
+ if (start == MAP_FAILED) {
log_warning("mmap(%s) failed: %m", fn);
r = -errno;
goto finish;
}
pages = l / page_size();
-
vec = alloca(pages);
memset(vec, 0, pages);
if (mincore(start, l, vec) < 0) {
fputs(fn, pack);
fputc('\n', pack);
+ /* Store the inode, so that we notice when the file is deleted */
+ inode = (uint64_t) st.st_ino;
+ fwrite(&inode, sizeof(inode), 1, pack);
+
mapped = false;
for (c = 0; c < pages; c++) {
bool new_mapped = !!(vec[c] & 1);
block_get_readahead(root, &previous_block_readahead) >= 0 &&
block_set_readahead(root, 8*1024) >= 0;
- write_one_line_file("/proc/self/oom_score_adj", "1000");
-
if (ioprio_set(IOPRIO_WHO_PROCESS, getpid(), IOPRIO_PRIO_VALUE(IOPRIO_CLASS_IDLE, 0)) < 0)
log_warning("Failed to set IDLE IO priority class: %m");
goto finish;
}
- if (!(pack = fopen(pack_fn_new, "we"))) {
+ pack = fopen(pack_fn_new, "we");
+ if (!pack) {
log_error("Failed to open pack file: %m");
r = -errno;
goto finish;
}
- fputs(CANONICAL_HOST "\n", pack);
+ fputs(CANONICAL_HOST ";VERSION=2\n", pack);
putc(on_ssd ? 'S' : 'R', pack);
if (on_ssd || on_btrfs) {
int r;
const char *root;
- log_set_target(LOG_TARGET_AUTO);
+ log_set_target(LOG_TARGET_SAFE);
log_parse_environment();
log_open();