Peter Zijlstra e0e06a9227 x86/bpf: Use alternative RET encoding ...

commit d77cfe594ad50e0bf95d457e02ccd578791b2a15 upstream.

Use the return thunk in eBPF generated code, if needed.

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>
Signed-off-by: Thadeu Lima de Souza Cascardo <cascardo@canonical.com>
[bwh: Backported to 5.10: add the necessary cnt variable to emit_return()]
Signed-off-by: Ben Hutchings <ben@decadent.org.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

2022-07-25 11:26:38 +02:00

..

bpf_jit_comp32.c

bpf,x86: Respect X86_FEATURE_RETPOLINE*

2022-07-25 11:26:28 +02:00

bpf_jit_comp.c

x86/bpf: Use alternative RET encoding

2022-07-25 11:26:38 +02:00

Makefile

treewide: Add SPDX license identifier - Makefile/Kconfig

2019-05-21 10:50:46 +02:00