Re: [PATCH v10 19/26] gunyah: vm_mgr: Add framework to add VM Functions
From: Srivatsa Vaddagiri <hidden>
Date: 2023-02-17 13:24:30
Also in:
linux-arm-msm, linux-devicetree, linux-doc, lkml
* Elliot Berman [off-list ref] [2023-02-14 13:25:30]:
+static long gh_vm_add_function(struct gh_vm *ghvm, struct gh_fn_desc *f)
+{
+ struct gh_vm_function_instance *inst;
+ void __user *argp;
+ long r = 0;
+
+ if (f->arg_size > GH_FN_MAX_ARG_SIZE)
+ return -EINVAL;
+
+ inst = kzalloc(sizeof(*inst), GFP_KERNEL);
+ if (!inst)
+ return -ENOMEM;
+
+ inst->arg_size = f->arg_size;
+ if (inst->arg_size) {
+ inst->argp = kzalloc(inst->arg_size, GFP_KERNEL);
+ if (!inst->arg) {if (!inst->argp) ?
+ r = -ENOMEM; + goto free; + }
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