On Mon, Jul 2, 2012 at 5:31 PM, walter harms <[email protected]> wrote: > > > Am 02.07.2012 12:13, schrieb Dave Airlie: >> From: Dave Airlie <[email protected]> >> >> This list is meant for attaching unbound gpu screens to initially, >> before the client side rebinds them. >> >> Signed-off-by: Dave Airlie <[email protected]> >> --- >> dix/dispatch.c | 19 +++++++++++++++++++ >> include/screenint.h | 5 +++++ >> include/scrnintstr.h | 6 ++++++ >> 3 files changed, 30 insertions(+) >> >> diff --git a/dix/dispatch.c b/dix/dispatch.c >> index b0fc531..b9da233 100644 >> --- a/dix/dispatch.c >> +++ b/dix/dispatch.c >> @@ -3740,6 +3740,8 @@ static int init_screen(ScreenPtr pScreen, int i, Bool >> gpu) >> pScreen->ClipNotify = 0; /* for R4 ddx compatibility */ >> pScreen->CreateScreenResources = 0; >> >> + xorg_list_init(&pScreen->unattached_list); >> + >> /* >> * This loop gets run once for every Screen that gets added, >> * but thats ok. If the ddx layer initializes the formats >> @@ -3888,3 +3890,20 @@ RemoveGPUScreen(ScreenPtr pScreen) >> free(pScreen); >> >> } >> + >> +void >> +AttachUnboundGPU(ScreenPtr pScreen, ScreenPtr new) >> +{ >> + assert(new->isGPU); >> + xorg_list_add(&new->unattached_head, &pScreen->unattached_list); >> + new->current_master = pScreen; >> +} >> + >> +void >> +DetachUnboundGPU(ScreenPtr slave) >> +{ >> + assert(slave->isGPU); >> + xorg_list_del(&slave->unattached_head); >> + slave->current_master = NULL; >> +} >> + > > I do not know the code so your are sure that there is no second user > so no lock is needed ?
server has no threads and I don't think sigio will get in here. Dave. _______________________________________________ [email protected]: X.Org development Archives: http://lists.x.org/archives/xorg-devel Info: http://lists.x.org/mailman/listinfo/xorg-devel
