On 07/28, Madhavan T. Venkataraman wrote:
>
> I guess since the symbol is not used by any modules, I don't need to
> export it.
Yes,
Oleg.
Thanks. See inline..
On 7/28/20 9:50 AM, Oleg Nesterov wrote:
> On 07/28, madve...@linux.microsoft.com wrote:
>> +bool is_trampfd_vma(struct vm_area_struct *vma)
>> +{
>> +struct file *file = vma->vm_file;
>> +
>> +if (!file)
>> +return false;
>> +return !strcmp(file->f
On 07/28, madve...@linux.microsoft.com wrote:
>
> +bool is_trampfd_vma(struct vm_area_struct *vma)
> +{
> + struct file *file = vma->vm_file;
> +
> + if (!file)
> + return false;
> + return !strcmp(file->f_path.dentry->d_name.name, trampfd_name);
Hmm, this looks obvious
From: "Madhavan T. Venkataraman"
There are many applications that use trampoline code. Trampoline code is
usually placed in a data page or a stack page. In order to execute a
trampoline, the page that contains the trampoline needs to have execute
permissions.
Writable pages with execute permissi
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