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| author |   Kim Phillips <kim.phillips@amd.com> | 2022-06-14 23:15:44 +0200 |
|---|---|---|
| committer |   Borislav Petkov <bp@suse.de> | 2022-06-27 10:33:58 +0200 |
| commit | 0ee9073000e8791f8b134a8ded31bcc767f7f232 (patch) | |
| tree | 44ad8925d2523a1dc64bc9b8c80171f00865158e /net/lapb/lapb_subr.c | |
| parent | x86/vsyscall_emu/64: Don't use RET in vsyscall emulation (diff) | |
| download | linux-rng-0ee9073000e8791f8b134a8ded31bcc767f7f232.tar.xz linux-rng-0ee9073000e8791f8b134a8ded31bcc767f7f232.zip | |
x86/sev: Avoid using __x86_return_thunk
Specifically, it's because __enc_copy() encrypts the kernel after
being relocated outside the kernel in sme_encrypt_execute(), and the
RET macro's jmp offset isn't amended prior to execution.
Signed-off-by: Kim Phillips <kim.phillips@amd.com>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Signed-off-by: Borislav Petkov <bp@suse.de>
Reviewed-by: Josh Poimboeuf <jpoimboe@kernel.org>
Signed-off-by: Borislav Petkov <bp@suse.de>
Diffstat (limited to 'net/lapb/lapb_subr.c')
0 files changed, 0 insertions, 0 deletions