| Message ID | 1467676628-4121-2-git-send-email-gustavo@padovan.org (mailing list archive) |
|---|---|
| State | New, archived |
| Headers | show |
Am 05.07.2016 um 01:57 schrieb Gustavo Padovan: > From: Gustavo Padovan <gustavo.padovan@collabora.co.uk> > > Add helper to check if fence is array. > > v2: Comments from Chris Wilson > - remove ternary if from ops comparison > - add EXPORT_SYMBOL(fence_array_ops) > > Cc: Chris Wilson <chris@chris-wilson.co.uk> > Cc: Christian König <christian.koenig@amd.com> > Signed-off-by: Gustavo Padovan <gustavo.padovan@collabora.co.uk> > Reviewed-by: Chris Wilson <chris@chris-wilson.co.uk> For this patch Reviewed-by: Christian König <christian.koenig@amd.com>. I'm not deep enough into the sync file code to fully judge, but the remaining patches look good to me as well. So for patch #2-#4 Acked-by: Christian König <christian.koenig@amd.com>. Regards, Christian. > --- > drivers/dma-buf/fence-array.c | 1 + > include/linux/fence-array.h | 10 ++++++++++ > 2 files changed, 11 insertions(+) > > diff --git a/drivers/dma-buf/fence-array.c b/drivers/dma-buf/fence-array.c > index a8731c8..ee50022 100644 > --- a/drivers/dma-buf/fence-array.c > +++ b/drivers/dma-buf/fence-array.c > @@ -99,6 +99,7 @@ const struct fence_ops fence_array_ops = { > .wait = fence_default_wait, > .release = fence_array_release, > }; > +EXPORT_SYMBOL(fence_array_ops); > > /** > * fence_array_create - Create a custom fence array > diff --git a/include/linux/fence-array.h b/include/linux/fence-array.h > index 86baaa4..a44794e 100644 > --- a/include/linux/fence-array.h > +++ b/include/linux/fence-array.h > @@ -52,6 +52,16 @@ struct fence_array { > extern const struct fence_ops fence_array_ops; > > /** > + * fence_is_array - check if a fence is from the array subsclass > + * > + * Return true if it is a fence_array and false otherwise. > + */ > +static inline bool fence_is_array(struct fence *fence) > +{ > + return fence->ops == &fence_array_ops; > +} > + > +/** > * to_fence_array - cast a fence to a fence_array > * @fence: fence to cast to a fence_array > *
diff --git a/drivers/dma-buf/fence-array.c b/drivers/dma-buf/fence-array.c index a8731c8..ee50022 100644 --- a/drivers/dma-buf/fence-array.c +++ b/drivers/dma-buf/fence-array.c @@ -99,6 +99,7 @@ const struct fence_ops fence_array_ops = { .wait = fence_default_wait, .release = fence_array_release, }; +EXPORT_SYMBOL(fence_array_ops); /** * fence_array_create - Create a custom fence array diff --git a/include/linux/fence-array.h b/include/linux/fence-array.h index 86baaa4..a44794e 100644 --- a/include/linux/fence-array.h +++ b/include/linux/fence-array.h @@ -52,6 +52,16 @@ struct fence_array { extern const struct fence_ops fence_array_ops; /** + * fence_is_array - check if a fence is from the array subsclass + * + * Return true if it is a fence_array and false otherwise. + */ +static inline bool fence_is_array(struct fence *fence) +{ + return fence->ops == &fence_array_ops; +} + +/** * to_fence_array - cast a fence to a fence_array * @fence: fence to cast to a fence_array *