On Fri, Feb 24, 2017 at 02:40:15PM +0000, Hans Petter Selasky wrote: > Author: hselasky > Date: Fri Feb 24 14:40:15 2017 > New Revision: 314207 > URL: https://svnweb.freebsd.org/changeset/base/314207 > > Log: > Implement srcu_dereference() macro in the LinuxKPI. > > MFC after: 1 week > Sponsored by: Mellanox Technologies > > Modified: > head/sys/compat/linuxkpi/common/include/linux/srcu.h > > Modified: head/sys/compat/linuxkpi/common/include/linux/srcu.h > ============================================================================== > --- head/sys/compat/linuxkpi/common/include/linux/srcu.h Fri Feb 24 > 14:37:55 2017 (r314206) > +++ head/sys/compat/linuxkpi/common/include/linux/srcu.h Fri Feb 24 > 14:40:15 2017 (r314207) > @@ -34,6 +34,8 @@ struct srcu_struct { > struct ck_epoch_record *ss_epoch_record; > }; > > +#define srcu_dereference(ptr,srcu) ((__typeof(*(ptr)) *)(ptr)) > +
Should not this cast to volatile and read through that? -- Mateusz Guzik <mjguzik gmail.com> _______________________________________________ svn-src-head@freebsd.org mailing list https://lists.freebsd.org/mailman/listinfo/svn-src-head To unsubscribe, send any mail to "svn-src-head-unsubscr...@freebsd.org"
