Messages in this thread | | | Date | Thu, 12 Dec 2019 22:09:49 +0100 | From | Peter Zijlstra <> | Subject | Re: READ_ONCE() + STACKPROTECTOR_STRONG == :/ |
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On Fri, Dec 13, 2019 at 12:00:52AM +0300, Alexey Dobriyan wrote: > > We could move the kernel to C++ and write: > > > > std::remove_volatile<typeof(p)>::type __p = (p); > > > > /me runs like hell... > > Did you just said I can send "struct sched_domain::private" and > "struct wait_queue_entry::private" rename? > :^)
I don't believe those are the only usage of C++ keywords. IIRC I'm using 'class' somewhere as well.
> Doable but not until C++20. constinit and designated initializers are > pretty mandatory. > > Debian GNU/Linux 8 debian88 ttyS0 > > debian88 login: root > Password: > Last login: Thu Sep 19 01:04:29 +03 2019 on tty1 > Linux debian88 5.3.0+ #1 SMP PREEMPT Thu Sep 19 01:02:26 +03 2019 x86_64 > root@debian88:~# cat /proc/$(pgrep sshd)/stack > [<0>] _ZL9do_selectiP11fd_set_bitsP10timespec64+0x5ac/0x750 > [<0>] _Z15core_sys_selectiP15__kernel_fd_setS0_S0_P10timespec64+0x143/0x260
Argh.. I forgot how I hated mangled names.
> [<0>] __x64_sys_select+0xa7/0xf0 > [<0>] do_syscall_64+0x3b/0xe7 > [<0>] entry_SYSCALL_64_after_hwframe+0x44/0xa9
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