[PATCH v3 07/12] drm/xe: Add xe_ggtt_might_lock
Matthew Brost
matthew.brost at intel.com
Fri Oct 4 06:28:40 UTC 2024
On Thu, Oct 03, 2024 at 05:44:16PM +0200, Maarten Lankhorst wrote:
> Another requirement of hiding more of struct xe_ggtt.
>
> Signed-off-by: Maarten Lankhorst <maarten.lankhorst at linux.intel.com>
Reviewed-by: Matthew Brost <matthew.brost at intel.com>
> ---
> drivers/gpu/drm/xe/xe_bo.c | 2 +-
> drivers/gpu/drm/xe/xe_ggtt.c | 7 +++++++
> drivers/gpu/drm/xe/xe_ggtt.h | 7 +++++++
> 3 files changed, 15 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/gpu/drm/xe/xe_bo.c b/drivers/gpu/drm/xe/xe_bo.c
> index 5f2f1ec46b57a..f85c389e9a1f8 100644
> --- a/drivers/gpu/drm/xe/xe_bo.c
> +++ b/drivers/gpu/drm/xe/xe_bo.c
> @@ -2359,7 +2359,7 @@ void xe_bo_put(struct xe_bo *bo)
> might_lock(&bo->client->bos_lock);
> #endif
> if (bo->ggtt_node && bo->ggtt_node->ggtt)
> - might_lock(&bo->ggtt_node->ggtt->lock);
> + xe_ggtt_might_lock(bo->ggtt_node->ggtt);
> drm_gem_object_put(&bo->ttm.base);
> }
> }
> diff --git a/drivers/gpu/drm/xe/xe_ggtt.c b/drivers/gpu/drm/xe/xe_ggtt.c
> index 1ffc0917e28fe..7e5a793651583 100644
> --- a/drivers/gpu/drm/xe/xe_ggtt.c
> +++ b/drivers/gpu/drm/xe/xe_ggtt.c
> @@ -175,6 +175,13 @@ static void ggtt_fini(void *arg)
> ggtt->scratch = NULL;
> }
>
> +#ifdef CONFIG_LOCKDEP
> +void xe_ggtt_might_lock(struct xe_ggtt *ggtt)
> +{
> + might_lock(&ggtt->lock);
> +}
> +#endif
> +
> static void primelockdep(struct xe_ggtt *ggtt)
> {
> if (!IS_ENABLED(CONFIG_LOCKDEP))
> diff --git a/drivers/gpu/drm/xe/xe_ggtt.h b/drivers/gpu/drm/xe/xe_ggtt.h
> index bdf6d0733e2ca..62c8ce636939a 100644
> --- a/drivers/gpu/drm/xe/xe_ggtt.h
> +++ b/drivers/gpu/drm/xe/xe_ggtt.h
> @@ -38,4 +38,11 @@ u64 xe_ggtt_print_holes(struct xe_ggtt *ggtt, u64 alignment, struct drm_printer
> void xe_ggtt_assign(const struct xe_ggtt_node *node, u16 vfid);
> #endif
>
> +#ifndef CONFIG_LOCKDEP
> +static inline void xe_ggtt_might_lock(struct xe_ggtt *ggtt)
> +{ }
> +#else
> +void xe_ggtt_might_lock(struct xe_ggtt *ggtt);
> +#endif
> +
> #endif
> --
> 2.45.2
>
More information about the Intel-gfx
mailing list