On 08/02, Jeff Xu wrote: > > > So it seems that xol_add_vma() can just pass the additional VM_SEALED > > flag to _install_special_mapping(), no? > > > Yes. Before I make that change, I want to confirm that [uprobes] VMA > is immutable during the lifetime of the process, hence this email. OK, thanks, > > But why it depends on CONFIG_64_BIT? > > > It needn't, but the vm_flags_t in the vma struct for 32 bit is full, Ah, indeed ;) Thanks! Oleg.