diff options
author | Alexandre Chartre <alexandre.chartre@oracle.com> | 2022-11-17 12:19:27 +0300 |
---|---|---|
committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2022-11-23 09:53:44 +0300 |
commit | bd2b18f6d226de17b42b1f1ff15daf800a4f0c52 (patch) | |
tree | 717beccbeb26bed1e35a213006173dda0b029aaa /include | |
parent | 7c9a1a329b6273b5fe1c47f78a8efb15197937d5 (diff) | |
download | linux-bd2b18f6d226de17b42b1f1ff15daf800a4f0c52.tar.xz |
x86/bugs: Report AMD retbleed vulnerability
commit 6b80b59b3555706508008f1f127b5412c89c7fd8 upstream.
Report that AMD x86 CPUs are vulnerable to the RETBleed (Arbitrary
Speculative Code Execution with Return Instructions) attack.
[peterz: add hygon]
[kim: invert parity; fam15h]
Co-developed-by: Kim Phillips <kim.phillips@amd.com>
Signed-off-by: Kim Phillips <kim.phillips@amd.com>
Signed-off-by: Alexandre Chartre <alexandre.chartre@oracle.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>
[cascardo: adjusted BUG numbers to match upstream]
Signed-off-by: Thadeu Lima de Souza Cascardo <cascardo@canonical.com>
[suleiman: Remove hygon]
Signed-off-by: Suleiman Souhlal <suleiman@google.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'include')
-rw-r--r-- | include/linux/cpu.h | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/include/linux/cpu.h b/include/linux/cpu.h index 8cc06e1d4fc2..12ed4cb751de 100644 --- a/include/linux/cpu.h +++ b/include/linux/cpu.h @@ -68,6 +68,8 @@ extern ssize_t cpu_show_srbds(struct device *dev, struct device_attribute *attr, extern ssize_t cpu_show_mmio_stale_data(struct device *dev, struct device_attribute *attr, char *buf); +extern ssize_t cpu_show_retbleed(struct device *dev, + struct device_attribute *attr, char *buf); extern __printf(4, 5) struct device *cpu_device_create(struct device *parent, void *drvdata, |