[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]
Re: [PATCH] virtiofsd: Add restart_syscall to the seccomp whitelist
|
From: |
Dr. David Alan Gilbert |
|
Subject: |
Re: [PATCH] virtiofsd: Add restart_syscall to the seccomp whitelist |
|
Date: |
Mon, 1 Feb 2021 19:52:29 +0000 |
|
User-agent: |
Mutt/1.14.6 (2020-07-11) |
* Greg Kurz (groug@kaod.org) wrote:
> This is how linux restarts some system calls after SIGSTOP/SIGCONT.
> This is needed to avoid virtiofsd termination when resuming execution
> under GDB for example.
Ah!
Reviewed-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
> Signed-off-by: Greg Kurz <groug@kaod.org>
> ---
>
> This has passed Travis and gitlab CI without errors.
>
> tools/virtiofsd/passthrough_seccomp.c | 1 +
> 1 file changed, 1 insertion(+)
>
> diff --git a/tools/virtiofsd/passthrough_seccomp.c
> b/tools/virtiofsd/passthrough_seccomp.c
> index a60d7da4b4e2..da03e97d35e4 100644
> --- a/tools/virtiofsd/passthrough_seccomp.c
> +++ b/tools/virtiofsd/passthrough_seccomp.c
> @@ -88,6 +88,7 @@ static const int syscall_whitelist[] = {
> SCMP_SYS(renameat),
> SCMP_SYS(renameat2),
> SCMP_SYS(removexattr),
> + SCMP_SYS(restart_syscall),
> SCMP_SYS(rt_sigaction),
> SCMP_SYS(rt_sigprocmask),
> SCMP_SYS(rt_sigreturn),
> --
> 2.26.2
>
--
Dr. David Alan Gilbert / dgilbert@redhat.com / Manchester, UK