Re: [PATCH v15 1/7] crash: move crash_prepare_elf64_headers()

2023-01-12 Thread Eric DeVolder
On 1/8/23 23:05, Sourabh Jain wrote: On 09/12/22 21:06, Eric DeVolder wrote: At the outcome of this patch set, the crash_prepare_elf64_headers() is utilized on both the kexec_file_load() and kexec_load() paths. As such, need to move this function out of kexec_file.c and into a common

Re: [PATCH v3] x86/bugs: Explicitly clear speculative MSR bits

2023-01-12 Thread Borislav Petkov
On Wed, Jan 11, 2023 at 11:00:37PM -0800, Pawan Gupta wrote: > > SPEC_CTRL_RRSBA_DIS_S is a disable bit and I presume it needs to stay > > enabled. > > The mitigation is enabled when this bit is set. When set, it prevents RET > target to be predicted from alternate predictors (BTB). This should