svn commit: r332489 - in head: gnu/usr.bin/gdb/kgdb sys/conf sys/dev/dcons sys/dev/hyperv/vmbus/i386 sys/dev/ppc sys/dev/syscons sys/i386/conf sys/i386/i386 sys/i386/include sys/i386/include/pc sys...

[Tijl Coosemans]

On Sun, 22 Apr 2018 23:51:03 +0300 Konstantin Belousov <kostikbel at gmail.com> wrote:
> On Sun, Apr 22, 2018 at 10:26:14PM +0300, Konstantin Belousov wrote:
>> On Sun, Apr 22, 2018 at 09:06:56PM +0200, Tijl Coosemans wrote:  
>>> Could this have broken the linux futex syscall?  I have a linux program
>>> that gets stuck in linux_sys_futex and becomes unkillable.  Note that the
>>> routines in sys/i386/linux/linux_support.s try to do atomic operations on
>>> user space addresses.  
>> 
>> Yes, it is quite possible.  I will try to look next week.  
> 
> Try this.  I only compile-tested it as a module.

Yes, this fixes it.  That was quick, thanks!