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-rw-r--r--init/Kconfig12
-rw-r--r--init/initramfs.c2
-rw-r--r--init/main.c6
-rw-r--r--init/version.c2
4 files changed, 16 insertions, 6 deletions
diff --git a/init/Kconfig b/init/Kconfig
index 02d13ae27abb..b77c60f8b963 100644
--- a/init/Kconfig
+++ b/init/Kconfig
@@ -47,6 +47,10 @@ config CLANG_VERSION
int
default $(shell,$(srctree)/scripts/clang-version.sh $(CC))
+config LLD_VERSION
+ int
+ default $(shell,$(srctree)/scripts/lld-version.sh $(LD))
+
config CC_CAN_LINK
bool
default $(success,$(srctree)/scripts/cc-can-link.sh $(CC) $(CLANG_FLAGS) $(m64-flag)) if 64BIT
@@ -110,7 +114,7 @@ config INIT_ENV_ARG_LIMIT
config COMPILE_TEST
bool "Compile also drivers which will not load"
- depends on !UML
+ depends on !UML && !S390
default n
help
Some drivers can be compiled on a different platform than they are
@@ -1348,6 +1352,12 @@ config LD_DEAD_CODE_DATA_ELIMINATION
present. This option is not well tested yet, so use at your
own risk.
+config LD_ORPHAN_WARN
+ def_bool y
+ depends on ARCH_WANT_LD_ORPHAN_WARN
+ depends on !LD_IS_LLD || LLD_VERSION >= 110000
+ depends on $(ld-option,--orphan-handling=warn)
+
config SYSCTL
bool
diff --git a/init/initramfs.c b/init/initramfs.c
index 1f97c0328a7a..55b74d7e5260 100644
--- a/init/initramfs.c
+++ b/init/initramfs.c
@@ -535,7 +535,7 @@ extern unsigned long __initramfs_size;
#include <linux/initrd.h>
#include <linux/kexec.h>
-void __weak free_initrd_mem(unsigned long start, unsigned long end)
+void __weak __init free_initrd_mem(unsigned long start, unsigned long end)
{
#ifdef CONFIG_ARCH_KEEP_MEMBLOCK
unsigned long aligned_start = ALIGN_DOWN(start, PAGE_SIZE);
diff --git a/init/main.c b/init/main.c
index 32b2a8affafd..3024c4db17a9 100644
--- a/init/main.c
+++ b/init/main.c
@@ -58,7 +58,6 @@
#include <linux/rmap.h>
#include <linux/mempolicy.h>
#include <linux/key.h>
-#include <linux/buffer_head.h>
#include <linux/page_ext.h>
#include <linux/debug_locks.h>
#include <linux/debugobjects.h>
@@ -825,9 +824,11 @@ static void __init mm_init(void)
* bigger than MAX_ORDER unless SPARSEMEM.
*/
page_ext_init_flatmem();
- init_debug_pagealloc();
+ init_mem_debugging_and_hardening();
report_meminit();
mem_init();
+ /* page_owner must be initialized after buddy is ready */
+ page_ext_init_flatmem_late();
kmem_cache_init();
kmemleak_init();
pgtable_init();
@@ -1034,7 +1035,6 @@ asmlinkage __visible void __init __no_sanitize_address start_kernel(void)
fork_init();
proc_caches_init();
uts_ns_init();
- buffer_init();
key_init();
security_init();
dbg_late_init();
diff --git a/init/version.c b/init/version.c
index cba341161b58..80d2b7566b39 100644
--- a/init/version.c
+++ b/init/version.c
@@ -25,7 +25,7 @@ int version_string(LINUX_VERSION_CODE);
#endif
struct uts_namespace init_uts_ns = {
- .kref = KREF_INIT(2),
+ .ns.count = REFCOUNT_INIT(2),
.name = {
.sysname = UTS_SYSNAME,
.nodename = UTS_NODENAME,