Messages in this thread | ![/](/images/icornerl.gif) | | Date | Tue, 11 Dec 2018 11:08:32 +0100 | From | Thierry Reding <> | Subject | Re: [PATCH] host1x: cdma: use completion instead of semaphore |
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On Mon, Dec 10, 2018 at 10:51:04PM +0100, Arnd Bergmann wrote: > In this usage, the two are completely equivalent, but the > completion documents better what is going on, and we generally > try to avoid semaphores these days. > > Signed-off-by: Arnd Bergmann <arnd@arndb.de> > --- > drivers/gpu/host1x/cdma.c | 6 +++--- > drivers/gpu/host1x/cdma.h | 4 ++-- > 2 files changed, 5 insertions(+), 5 deletions(-)
My understanding is that potentially many userspace processes could be blocking on this, which I think is the reason for it being a semaphore. Is the completion going to work for those cases as well?
Thierry [unhandled content-type:application/pgp-signature] | ![\](/images/icornerr.gif) |