tee: remove linked list of struct tee_shm (59a135f6) · Commits · 戴 / test

drivers/tee/tee_core.c

+0 −1

Original line number	Diff line number	Diff line
		@@ -44,7 +44,6 @@ static struct tee_context teedev_open(struct tee_device teedev)

		kref_init(&ctx->refcount);
		ctx->teedev = teedev;
		INIT_LIST_HEAD(&ctx->list_shm);
		rc = teedev->desc->ops->open(ctx);
		if (rc)
		goto err;

+1 −11

Original line number	Diff line number	Diff line
		@@ -17,8 +17,6 @@ static void tee_shm_release(struct tee_shm *shm)

		mutex_lock(&teedev->mutex);
		idr_remove(&teedev->idr, shm->id);
		if (shm->ctx)
		list_del(&shm->link);
		mutex_unlock(&teedev->mutex);

		if (shm->flags & TEE_SHM_POOL) {
		@@ -168,12 +166,8 @@ static struct tee_shm __tee_shm_alloc(struct tee_context ctx,
		}
		}

		if (ctx) {
		if (ctx)
		teedev_ctx_get(ctx);
		mutex_lock(&teedev->mutex);
		list_add_tail(&shm->link, &ctx->list_shm);
		mutex_unlock(&teedev->mutex);
		}

		return shm;
		err_rem:
		@@ -301,10 +295,6 @@ struct tee_shm tee_shm_register(struct tee_context ctx, unsigned long addr,
		}
		}

		mutex_lock(&teedev->mutex);
		list_add_tail(&shm->link, &ctx->list_shm);
		mutex_unlock(&teedev->mutex);

		return shm;
		err:
		if (shm) {

+0 −3

Original line number	Diff line number	Diff line
		@@ -49,7 +49,6 @@ struct tee_shm_pool;
		*/
		struct tee_context {
		struct tee_device *teedev;
		struct list_head list_shm;
		void *data;
		struct kref refcount;
		bool releasing;
		@@ -170,7 +169,6 @@ void tee_device_unregister(struct tee_device *teedev);
		* struct tee_shm - shared memory object
		* @teedev: device used to allocate the object
		* @ctx: context using the object, if NULL the context is gone
		* @link link element
		* @paddr: physical address of the shared memory
		* @kaddr: virtual address of the shared memory
		* @size: size of shared memory
		@@ -187,7 +185,6 @@ void tee_device_unregister(struct tee_device *teedev);
		struct tee_shm {
		struct tee_device *teedev;
		struct tee_context *ctx;
		struct list_head link;
		phys_addr_t paddr;
		void *kaddr;
		size_t size;