Re: [Xen-devel] [PATCHv11 1/4] gnttab: per-active entry locking

2015-06-05 Thread Jan Beulich
>>> On 05.06.15 at 15:41, wrote: > On 05/06/15 14:32, Jan Beulich wrote: > On 02.06.15 at 18:26, wrote: >>> @@ -546,13 +567,19 @@ static void mapcount( >>> >>> *wrc = *rdc = 0; >>> >>> +/* >>> + * Must have the remote domain's grant table lock while counting >>> + * its a

Re: [Xen-devel] [PATCHv11 1/4] gnttab: per-active entry locking

2015-06-05 Thread David Vrabel
On 05/06/15 14:32, Jan Beulich wrote: On 02.06.15 at 18:26, wrote: >> @@ -546,13 +567,19 @@ static void mapcount( >> >> *wrc = *rdc = 0; >> >> +/* >> + * Must have the remote domain's grant table lock while counting >> + * its active entries. >> + */ >> +ASSERT(sp

Re: [Xen-devel] [PATCHv11 1/4] gnttab: per-active entry locking

2015-06-05 Thread Jan Beulich
>>> On 02.06.15 at 18:26, wrote: > @@ -546,13 +567,19 @@ static void mapcount( > > *wrc = *rdc = 0; > > +/* > + * Must have the remote domain's grant table lock while counting > + * its active entries. > + */ > +ASSERT(spin_is_locked(&rd->grant_table->lock)); > + >