From 0d03bbfed690ac4a025e90346a673b8607742122 Mon Sep 17 00:00:00 2001 From: Jan200101 Date: Sun, 21 Mar 2021 13:18:24 +0100 Subject: kernel 5.11.7 --- ...own-the-kernel-when-the-IPL-secure-flag-i.patch | 67 ---------------------- 1 file changed, 67 deletions(-) delete mode 100644 SOURCES/0001-s390-Lock-down-the-kernel-when-the-IPL-secure-flag-i.patch (limited to 'SOURCES/0001-s390-Lock-down-the-kernel-when-the-IPL-secure-flag-i.patch') diff --git a/SOURCES/0001-s390-Lock-down-the-kernel-when-the-IPL-secure-flag-i.patch b/SOURCES/0001-s390-Lock-down-the-kernel-when-the-IPL-secure-flag-i.patch deleted file mode 100644 index 6613f6a..0000000 --- a/SOURCES/0001-s390-Lock-down-the-kernel-when-the-IPL-secure-flag-i.patch +++ /dev/null @@ -1,67 +0,0 @@ -From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001 -From: Jeremy Cline -Date: Wed, 30 Oct 2019 14:37:49 +0000 -Subject: [PATCH] s390: Lock down the kernel when the IPL secure flag is set - -Automatically lock down the kernel to LOCKDOWN_CONFIDENTIALITY_MAX if -the IPL secure flag is set. - -Upstream Status: RHEL only -Suggested-by: Philipp Rudo -Signed-off-by: Jeremy Cline ---- - arch/s390/include/asm/ipl.h | 1 + - arch/s390/kernel/ipl.c | 5 +++++ - arch/s390/kernel/setup.c | 4 ++++ - 3 files changed, 10 insertions(+) - -diff --git a/arch/s390/include/asm/ipl.h b/arch/s390/include/asm/ipl.h -index 7d5cfdda5277..be66ee5d0437 100644 ---- a/arch/s390/include/asm/ipl.h -+++ b/arch/s390/include/asm/ipl.h -@@ -120,6 +120,7 @@ int ipl_report_add_component(struct ipl_report *report, struct kexec_buf *kbuf, - unsigned char flags, unsigned short cert); - 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 -index 90a2a17239b0..be3b72c53656 100644 ---- a/arch/s390/kernel/ipl.c -+++ b/arch/s390/kernel/ipl.c -@@ -2110,3 +2110,8 @@ int ipl_report_free(struct ipl_report *report) - } - - #endif -+ -+bool ipl_get_secureboot(void) -+{ -+ return !!ipl_secure_flag; -+} -diff --git a/arch/s390/kernel/setup.c b/arch/s390/kernel/setup.c -index e600f6953d7c..4264e01824b3 100644 ---- a/arch/s390/kernel/setup.c -+++ b/arch/s390/kernel/setup.c -@@ -49,6 +49,7 @@ - #include - #include - #include -+#include - - #include - #include -@@ -1085,6 +1086,9 @@ void __init setup_arch(char **cmdline_p) - - log_component_list(); - -+ if (ipl_get_secureboot()) -+ security_lock_kernel_down("Secure IPL mode", LOCKDOWN_INTEGRITY_MAX); -+ - /* Have one command line that is parsed and saved in /proc/cmdline */ - /* boot_command_line has been already set up in early.c */ - *cmdline_p = boot_command_line; --- -2.28.0 - -- cgit v1.2.3