Update Linux to v5.10.109
Sourced from [1]
[1] https://cdn.kernel.org/pub/linux/kernel/v5.x/linux-5.10.109.tar.xz
Change-Id: I19bca9fc6762d4e63bcf3e4cba88bbe560d9c76c
Signed-off-by: Olivier Deprez <olivier.deprez@arm.com>
diff --git a/arch/h8300/kernel/.gitignore b/arch/h8300/kernel/.gitignore
new file mode 100644
index 0000000..bbb90f9
--- /dev/null
+++ b/arch/h8300/kernel/.gitignore
@@ -0,0 +1,2 @@
+# SPDX-License-Identifier: GPL-2.0-only
+vmlinux.lds
diff --git a/arch/h8300/kernel/entry.S b/arch/h8300/kernel/entry.S
index 4ade5f8..c6e289b 100644
--- a/arch/h8300/kernel/entry.S
+++ b/arch/h8300/kernel/entry.S
@@ -284,12 +284,12 @@
mov.l er0,@(LER0:16,sp)
bra resume_userspace
-#if !defined(CONFIG_PREEMPT)
+#if !defined(CONFIG_PREEMPTION)
#define resume_kernel restore_all
#endif
ret_from_exception:
-#if defined(CONFIG_PREEMPT)
+#if defined(CONFIG_PREEMPTION)
orc #0xc0,ccr
#endif
ret_from_interrupt:
@@ -319,7 +319,7 @@
restore_all:
RESTORE_ALL /* Does RTE */
-#if defined(CONFIG_PREEMPT)
+#if defined(CONFIG_PREEMPTION)
resume_kernel:
mov.l @(TI_PRE_COUNT:16,er4),er0
bne restore_all:8
diff --git a/arch/h8300/kernel/process.c b/arch/h8300/kernel/process.c
index e35cdf0..bc1364d 100644
--- a/arch/h8300/kernel/process.c
+++ b/arch/h8300/kernel/process.c
@@ -45,7 +45,6 @@
#include <linux/uaccess.h>
#include <asm/traps.h>
#include <asm/setup.h>
-#include <asm/pgtable.h>
void (*pm_power_off)(void) = NULL;
EXPORT_SYMBOL(pm_power_off);
@@ -58,7 +57,7 @@
*/
void arch_cpu_idle(void)
{
- local_irq_enable();
+ raw_local_irq_enable();
__asm__("sleep");
}
@@ -106,9 +105,8 @@
{
}
-int copy_thread(unsigned long clone_flags,
- unsigned long usp, unsigned long topstk,
- struct task_struct *p)
+int copy_thread(unsigned long clone_flags, unsigned long usp,
+ unsigned long topstk, struct task_struct *p, unsigned long tls)
{
struct pt_regs *childregs;
@@ -160,11 +158,19 @@
unsigned long newsp;
uintptr_t parent_tidptr;
uintptr_t child_tidptr;
+ struct kernel_clone_args kargs = {};
get_user(clone_flags, &args[0]);
get_user(newsp, &args[1]);
get_user(parent_tidptr, &args[2]);
get_user(child_tidptr, &args[3]);
- return do_fork(clone_flags, newsp, 0,
- (int __user *)parent_tidptr, (int __user *)child_tidptr);
+
+ kargs.flags = (lower_32_bits(clone_flags) & ~CSIGNAL);
+ kargs.pidfd = (int __user *)parent_tidptr;
+ kargs.child_tid = (int __user *)child_tidptr;
+ kargs.parent_tid = (int __user *)parent_tidptr;
+ kargs.exit_signal = (lower_32_bits(clone_flags) & CSIGNAL);
+ kargs.stack = newsp;
+
+ return kernel_clone(&kargs);
}
diff --git a/arch/h8300/kernel/ptrace.c b/arch/h8300/kernel/ptrace.c
index 0dc1c8f..a11db00 100644
--- a/arch/h8300/kernel/ptrace.c
+++ b/arch/h8300/kernel/ptrace.c
@@ -87,20 +87,15 @@
static int regs_get(struct task_struct *target,
const struct user_regset *regset,
- unsigned int pos, unsigned int count,
- void *kbuf, void __user *ubuf)
+ struct membuf to)
{
int r;
- struct user_regs_struct regs;
- long *reg = (long *)®s;
- /* build user regs in buffer */
- BUILD_BUG_ON(sizeof(regs) % sizeof(long) != 0);
- for (r = 0; r < sizeof(regs) / sizeof(long); r++)
- *reg++ = h8300_get_reg(target, r);
+ BUILD_BUG_ON(sizeof(struct user_regs_struct) % sizeof(long) != 0);
+ for (r = 0; r < ELF_NGREG; r++)
+ membuf_store(&to, h8300_get_reg(target, r));
- return user_regset_copyout(&pos, &count, &kbuf, &ubuf,
- ®s, 0, sizeof(regs));
+ return 0;
}
static int regs_set(struct task_struct *target,
@@ -139,7 +134,7 @@
.n = ELF_NGREG,
.size = sizeof(long),
.align = sizeof(long),
- .get = regs_get,
+ .regset_get = regs_get,
.set = regs_set,
},
};
diff --git a/arch/h8300/kernel/setup.c b/arch/h8300/kernel/setup.c
index 23a979a..0281f92 100644
--- a/arch/h8300/kernel/setup.c
+++ b/arch/h8300/kernel/setup.c
@@ -31,7 +31,6 @@
#include <asm/setup.h>
#include <asm/irq.h>
-#include <asm/pgtable.h>
#include <asm/sections.h>
#include <asm/page.h>
@@ -75,17 +74,15 @@
memory_end = memory_start = 0;
/* Find main memory where is the kernel */
- for_each_memblock(memory, region) {
- memory_start = region->base;
- memory_end = region->base + region->size;
- }
+ memory_start = memblock_start_of_DRAM();
+ memory_end = memblock_end_of_DRAM();
if (!memory_end)
panic("No memory!");
/* setup bootmem globals (we use no_bootmem, but mm still depends on this) */
min_low_pfn = PFN_UP(memory_start);
- max_low_pfn = PFN_DOWN(memblock_end_of_DRAM());
+ max_low_pfn = PFN_DOWN(memory_end);
max_pfn = max_low_pfn;
memblock_reserve(__pa(_stext), _end - _stext);
diff --git a/arch/h8300/kernel/signal.c b/arch/h8300/kernel/signal.c
index ef7489b..75d9b7e 100644
--- a/arch/h8300/kernel/signal.c
+++ b/arch/h8300/kernel/signal.c
@@ -43,7 +43,6 @@
#include <asm/setup.h>
#include <linux/uaccess.h>
-#include <asm/pgtable.h>
#include <asm/traps.h>
#include <asm/ucontext.h>
@@ -228,7 +227,7 @@
regs->er0 = -EINTR;
break;
}
- /* fallthrough */
+ fallthrough;
case -ERESTARTNOINTR:
do_restart:
regs->er0 = regs->orig_er0;
@@ -283,8 +282,6 @@
if (thread_info_flags & _TIF_SIGPENDING)
do_signal(regs);
- if (thread_info_flags & _TIF_NOTIFY_RESUME) {
- clear_thread_flag(TIF_NOTIFY_RESUME);
+ if (thread_info_flags & _TIF_NOTIFY_RESUME)
tracehook_notify_resume(regs);
- }
}
diff --git a/arch/h8300/kernel/traps.c b/arch/h8300/kernel/traps.c
index e47a9e0..5d8b969 100644
--- a/arch/h8300/kernel/traps.c
+++ b/arch/h8300/kernel/traps.c
@@ -115,7 +115,7 @@
static int kstack_depth_to_print = 24;
-void show_stack(struct task_struct *task, unsigned long *esp)
+void show_stack(struct task_struct *task, unsigned long *esp, const char *loglvl)
{
unsigned long *stack, addr;
int i;
@@ -125,17 +125,17 @@
stack = esp;
- pr_info("Stack from %08lx:", (unsigned long)stack);
+ printk("%sStack from %08lx:", loglvl, (unsigned long)stack);
for (i = 0; i < kstack_depth_to_print; i++) {
if (((unsigned long)stack & (THREAD_SIZE - 1)) >=
THREAD_SIZE-4)
break;
if (i % 8 == 0)
- pr_info(" ");
+ printk("%s ", loglvl);
pr_cont(" %08lx", *stack++);
}
- pr_info("\nCall Trace:\n");
+ printk("%s\nCall Trace:\n", loglvl);
i = 0;
stack = esp;
while (((unsigned long)stack & (THREAD_SIZE - 1)) < THREAD_SIZE-4) {
@@ -150,10 +150,10 @@
*/
if (check_kernel_text(addr)) {
if (i % 4 == 0)
- pr_info(" ");
+ printk("%s ", loglvl);
pr_cont(" [<%08lx>]", addr);
i++;
}
}
- pr_info("\n");
+ printk("%s\n", loglvl);
}
diff --git a/arch/h8300/kernel/vmlinux.lds.S b/arch/h8300/kernel/vmlinux.lds.S
index 49f716c..6b1afc2 100644
--- a/arch/h8300/kernel/vmlinux.lds.S
+++ b/arch/h8300/kernel/vmlinux.lds.S
@@ -1,4 +1,7 @@
/* SPDX-License-Identifier: GPL-2.0 */
+
+#define RO_EXCEPTION_TABLE_ALIGN 16
+
#include <asm-generic/vmlinux.lds.h>
#include <asm/page.h>
#include <asm/thread_info.h>
@@ -37,9 +40,7 @@
#endif
_etext = . ;
}
- EXCEPTION_TABLE(16)
- NOTES
- RO_DATA_SECTION(4)
+ RO_DATA(4)
ROMEND = .;
#if defined(CONFIG_ROMKERNEL)
. = RAMTOP;
@@ -48,7 +49,7 @@
#endif
_sdata = . ;
__data_start = . ;
- RW_DATA_SECTION(0, PAGE_SIZE, THREAD_SIZE)
+ RW_DATA(0, PAGE_SIZE, THREAD_SIZE)
#if defined(CONFIG_ROMKERNEL)
#undef ADDR
#endif