]> git.baikalelectronics.ru Git - kernel.git/commit
projects / kernel.git / commit
? search:
summary | shortlog | log | commit | commitdiff | tree
(parent: 8e17604) | patch
x86/speculation: Fix firmware entry SPEC_CTRL handling
authorJosh Poimboeuf <jpoimboe@kernel.org>
Tue, 14 Jun 2022 21:16:06 +0000 (23:16 +0200)
committerBorislav Petkov <bp@suse.de>
Mon, 27 Jun 2022 08:34:00 +0000 (10:34 +0200)
commit80714ece31a61abdcf90b88c39007d80a6406d5c
tree7a189ef16a3c7e33668cf1fadaa2778643b5d26btree | snapshot
parent8e17604f4274d62c69fb5419d49bd59d03fffcc0commit | diff
x86/speculation: Fix firmware entry SPEC_CTRL handling

The firmware entry code may accidentally clear STIBP or SSBD. Fix that.

Signed-off-by: Josh Poimboeuf <jpoimboe@kernel.org>
Signed-off-by: Peter Zijlstra (Intel) <peterz@infradead.org>
Signed-off-by: Borislav Petkov <bp@suse.de>
arch/x86/include/asm/nospec-branch.h diff | blob | history
Linux Kernel Source Tree.