diff options
Diffstat (limited to '0001-s390-Lock-down-the-kernel-when-the-IPL-secure-flag-i.patch')
| -rw-r--r-- | 0001-s390-Lock-down-the-kernel-when-the-IPL-secure-flag-i.patch | 12 |
1 files changed, 6 insertions, 6 deletions
diff --git a/0001-s390-Lock-down-the-kernel-when-the-IPL-secure-flag-i.patch b/0001-s390-Lock-down-the-kernel-when-the-IPL-secure-flag-i.patch index 0b2bae28d..e8f8e2c33 100644 --- a/0001-s390-Lock-down-the-kernel-when-the-IPL-secure-flag-i.patch +++ b/0001-s390-Lock-down-the-kernel-when-the-IPL-secure-flag-i.patch @@ -24,7 +24,7 @@ index 7d5cfdda5277..be66ee5d0437 100644 int ipl_report_add_certificate(struct ipl_report *report, void *key, unsigned long addr, unsigned long len); +bool ipl_get_secureboot(void); - + /* * DIAG 308 support diff --git a/arch/s390/kernel/ipl.c b/arch/s390/kernel/ipl.c @@ -33,7 +33,7 @@ index 90a2a17239b0..be3b72c53656 100644 +++ b/arch/s390/kernel/ipl.c @@ -2110,3 +2110,8 @@ int ipl_report_free(struct ipl_report *report) } - + #endif + +bool ipl_get_secureboot(void) @@ -49,13 +49,13 @@ index 5853c9872dfe..fab9bc9889da 100644 #include <linux/compat.h> #include <linux/start_kernel.h> +#include <linux/security.h> - + #include <asm/boot_data.h> #include <asm/ipl.h> @@ -1086,6 +1087,9 @@ void __init setup_arch(char **cmdline_p) - + log_component_list(); - + + if (ipl_get_secureboot()) + security_lock_kernel_down("Secure IPL mode", LOCKDOWN_INTEGRITY_MAX); + @@ -63,5 +63,5 @@ index 5853c9872dfe..fab9bc9889da 100644 /* boot_command_line has been already set up in early.c */ *cmdline_p = boot_command_line; -- -2.26.2 +2.25.4 |