lkml.org 
[lkml]   [2020]   [May]   [6]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: [PATCH v29 14/20] x86/sgx: ptrace() support for the SGX driver
On Wed, Apr 22, 2020 at 12:53:10AM +0300, Jarkko Sakkinen wrote:
> Add VMA callbacks for ptrace() that can be used with debug enclaves.
> With debug enclaves data can be read and write the memory word at a time
> by using ENCLS(EDBGRD) and ENCLS(EDBGWR) leaf instructions.
>
> Signed-off-by: Jarkko Sakkinen <jarkko.sakkinen@linux.intel.com>
> ---
> arch/x86/kernel/cpu/sgx/encl.c | 88 ++++++++++++++++++++++++++++++++++
> 1 file changed, 88 insertions(+)
>
> diff --git a/arch/x86/kernel/cpu/sgx/encl.c b/arch/x86/kernel/cpu/sgx/encl.c
> index fe7dbca40bb4..0c5ea2968868 100644
> --- a/arch/x86/kernel/cpu/sgx/encl.c
> +++ b/arch/x86/kernel/cpu/sgx/encl.c
> @@ -326,6 +326,7 @@ int sgx_encl_may_map(struct sgx_encl *encl, unsigned long start,
> return 0;
> }
>
> +

Unnecessary whitespace change.

> static int sgx_vma_mprotect(struct vm_area_struct *vma, unsigned long start,
> unsigned long end, unsigned long prot)
> {

\
 
 \ /
  Last update: 2020-05-06 23:51    [W:0.194 / U:1.196 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site