Re: [PATCH] mm: relax ptrace mode in process_vm_readv(2)

On Mon, Mar 05, 2018 at 04:07:10PM -0800, Andrew Morton wrote: > On Sat, 3 Mar 2018 23:11:16 +0300 Alexey Dobriyan wrote: > > > It is more natural to check for read-from-memory permissions in case of > > process_vm_readv() as PTRACE_MODE_ATTACH is equivalent to write > >

Re: [PATCH] mm: relax ptrace mode in process_vm_readv(2)

On Mon, Mar 05, 2018 at 04:07:10PM -0800, Andrew Morton wrote: > On Sat, 3 Mar 2018 23:11:16 +0300 Alexey Dobriyan wrote: > > > It is more natural to check for read-from-memory permissions in case of > > process_vm_readv() as PTRACE_MODE_ATTACH is equivalent to write > > permissions. > > > >

Re: [PATCH] mm: relax ptrace mode in process_vm_readv(2)

On Sat, 3 Mar 2018 23:11:16 +0300 Alexey Dobriyan wrote: > It is more natural to check for read-from-memory permissions in case of > process_vm_readv() as PTRACE_MODE_ATTACH is equivalent to write > permissions. > > ... > > --- a/mm/process_vm_access.c > +++

Re: [PATCH] mm: relax ptrace mode in process_vm_readv(2)

On Sat, 3 Mar 2018 23:11:16 +0300 Alexey Dobriyan wrote: > It is more natural to check for read-from-memory permissions in case of > process_vm_readv() as PTRACE_MODE_ATTACH is equivalent to write > permissions. > > ... > > --- a/mm/process_vm_access.c > +++ b/mm/process_vm_access.c > @@ -204,7

[PATCH] mm: relax ptrace mode in process_vm_readv(2)

It is more natural to check for read-from-memory permissions in case of process_vm_readv() as PTRACE_MODE_ATTACH is equivalent to write permissions. Signed-off-by: Alexey Dobriyan --- mm/process_vm_access.c |2 +- 1 file changed, 1 insertion(+), 1 deletion(-) ---

[PATCH] mm: relax ptrace mode in process_vm_readv(2)

It is more natural to check for read-from-memory permissions in case of process_vm_readv() as PTRACE_MODE_ATTACH is equivalent to write permissions. Signed-off-by: Alexey Dobriyan --- mm/process_vm_access.c |2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/mm/process_vm_access.c