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locks: Drop support for per-pid images with locks

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This was 1.2 when we merged all file-locks images together. I think it is
good time to drop the legacy format.

Signed-off-by: Pavel Emelyanov <xemul@virtuozzo.com>
This commit is contained in:
Pavel Emelyanov
2016-06-16 17:50:34 +03:00
parent dbe8123326
commit d04021969e
1 changed files with 6 additions and 29 deletions
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35
criu/file-lock.c
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@@ -339,39 +339,16 @@ static int restore_file_locks(int pid)
return ret;
}
static int restore_file_locks_legacy(int pid)
{
int ret = -1;
struct cr_img *img;
FileLockEntry *fle;
img = open_image(CR_FD_FILE_LOCKS_PID, O_RSTR, pid);
if (!img)
return -1;
while (1) {
ret = pb_read_one_eof(img, &fle, PB_FILE_LOCK);
if (ret <= 0)
break;
ret = restore_file_lock(fle);
file_lock_entry__free_unpacked(fle, NULL);
if (ret)
break;
}
close_image(img);
return ret;
}
int prepare_file_locks(int pid)
{
if (!opts.handle_file_locks)
return 0;
pr_info("Restore file locks.\n");
if (file_locks_cinfo.flags & COLLECT_HAPPENED)
return restore_file_locks(pid);
if (!(file_locks_cinfo.flags & COLLECT_HAPPENED)) {
pr_warn("Per-pid file locks are deprecated\n");
return -1;
}
return restore_file_locks(pid);
return restore_file_locks_legacy(pid);
}