From: Dave Hansen
calc_vm_prot_bits() takes PROT_{READ,WRITE,EXECUTE} bits and
turns them in to the vma->vm_flags/VM_* bits. We need to do a
similar thing for protection keys.
We take a protection key (4 bits) and encode it in to the 4
VM_PKEY_* bits.
Note: this code is not new. It was
From: Dave Hansen
calc_vm_prot_bits() takes PROT_{READ,WRITE,EXECUTE} bits and
turns them in to the vma->vm_flags/VM_* bits. We need to do a
similar thing for protection keys.
We take a protection key (4 bits) and encode it in to the 4
VM_PKEY_* bits.
Note: this
From: Dave Hansen
calc_vm_prot_bits() takes PROT_{READ,WRITE,EXECUTE} bits and
turns them in to the vma->vm_flags/VM_* bits. We need to do a
similar thing for protection keys.
We take a protection key (4 bits) and encode it in to the 4
VM_PKEY_* bits.
Note: this code is not new. It was
From: Dave Hansen
calc_vm_prot_bits() takes PROT_{READ,WRITE,EXECUTE} bits and
turns them in to the vma->vm_flags/VM_* bits. We need to do a
similar thing for protection keys.
We take a protection key (4 bits) and encode it in to the 4
VM_PKEY_* bits.
Note: this
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