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-rw-r--r--arch/um/include/asm/Kbuild1
-rw-r--r--arch/um/include/asm/asm-prototypes.h5
-rw-r--r--arch/um/include/asm/cpufeature.h4
-rw-r--r--arch/um/include/asm/current.h4
-rw-r--r--arch/um/include/asm/irq.h5
-rw-r--r--arch/um/include/asm/mmu.h3
-rw-r--r--arch/um/include/asm/mmu_context.h9
-rw-r--r--arch/um/include/asm/page.h4
-rw-r--r--arch/um/include/asm/pgtable.h2
-rw-r--r--arch/um/include/asm/ptrace-generic.h2
-rw-r--r--arch/um/include/asm/thread_info.h8
11 files changed, 27 insertions, 20 deletions
diff --git a/arch/um/include/asm/Kbuild b/arch/um/include/asm/Kbuild
index 04ab3b653a48..b6810db24ca4 100644
--- a/arch/um/include/asm/Kbuild
+++ b/arch/um/include/asm/Kbuild
@@ -15,7 +15,6 @@ generic-y += mcs_spinlock.h
generic-y += mmiowb.h
generic-y += module.h
generic-y += module.lds.h
-generic-y += param.h
generic-y += parport.h
generic-y += percpu.h
generic-y += preempt.h
diff --git a/arch/um/include/asm/asm-prototypes.h b/arch/um/include/asm/asm-prototypes.h
index 5898a26daa0d..408b31d59127 100644
--- a/arch/um/include/asm/asm-prototypes.h
+++ b/arch/um/include/asm/asm-prototypes.h
@@ -1 +1,6 @@
#include <asm-generic/asm-prototypes.h>
+#include <asm/checksum.h>
+
+#ifdef CONFIG_UML_X86
+extern void cmpxchg8b_emu(void);
+#endif
diff --git a/arch/um/include/asm/cpufeature.h b/arch/um/include/asm/cpufeature.h
index 1eb8b834fbec..4354f6984271 100644
--- a/arch/um/include/asm/cpufeature.h
+++ b/arch/um/include/asm/cpufeature.h
@@ -4,7 +4,7 @@
#include <asm/processor.h>
-#if defined(__KERNEL__) && !defined(__ASSEMBLY__)
+#if defined(__KERNEL__) && !defined(__ASSEMBLER__)
#include <asm/asm.h>
#include <linux/bitops.h>
@@ -137,5 +137,5 @@ t_no:
#define CPU_FEATURE_TYPEVAL boot_cpu_data.x86_vendor, boot_cpu_data.x86, \
boot_cpu_data.x86_model
-#endif /* defined(__KERNEL__) && !defined(__ASSEMBLY__) */
+#endif /* defined(__KERNEL__) && !defined(__ASSEMBLER__) */
#endif /* _ASM_UM_CPUFEATURE_H */
diff --git a/arch/um/include/asm/current.h b/arch/um/include/asm/current.h
index de64e032d66c..8accc6d6f502 100644
--- a/arch/um/include/asm/current.h
+++ b/arch/um/include/asm/current.h
@@ -5,7 +5,7 @@
#include <linux/compiler.h>
#include <linux/threads.h>
-#ifndef __ASSEMBLY__
+#ifndef __ASSEMBLER__
struct task_struct;
extern struct task_struct *cpu_tasks[NR_CPUS];
@@ -18,6 +18,6 @@ static __always_inline struct task_struct *get_current(void)
#define current get_current()
-#endif /* __ASSEMBLY__ */
+#endif /* __ASSEMBLER__ */
#endif /* __ASM_CURRENT_H */
diff --git a/arch/um/include/asm/irq.h b/arch/um/include/asm/irq.h
index 749dfe8512e8..36dbedd1af48 100644
--- a/arch/um/include/asm/irq.h
+++ b/arch/um/include/asm/irq.h
@@ -13,17 +13,18 @@
#define TELNETD_IRQ 8
#define XTERM_IRQ 9
#define RANDOM_IRQ 10
+#define SIGCHLD_IRQ 11
#ifdef CONFIG_UML_NET_VECTOR
-#define VECTOR_BASE_IRQ (RANDOM_IRQ + 1)
+#define VECTOR_BASE_IRQ (SIGCHLD_IRQ + 1)
#define VECTOR_IRQ_SPACE 8
#define UM_FIRST_DYN_IRQ (VECTOR_IRQ_SPACE + VECTOR_BASE_IRQ)
#else
-#define UM_FIRST_DYN_IRQ (RANDOM_IRQ + 1)
+#define UM_FIRST_DYN_IRQ (SIGCHLD_IRQ + 1)
#endif
diff --git a/arch/um/include/asm/mmu.h b/arch/um/include/asm/mmu.h
index a3eaca41ff61..4d0e4239f3cc 100644
--- a/arch/um/include/asm/mmu.h
+++ b/arch/um/include/asm/mmu.h
@@ -6,11 +6,14 @@
#ifndef __ARCH_UM_MMU_H
#define __ARCH_UM_MMU_H
+#include "linux/types.h"
#include <mm_id.h>
typedef struct mm_context {
struct mm_id id;
+ struct list_head list;
+
/* Address range in need of a TLB sync */
unsigned long sync_tlb_range_from;
unsigned long sync_tlb_range_to;
diff --git a/arch/um/include/asm/mmu_context.h b/arch/um/include/asm/mmu_context.h
index 23dcc914d44e..0bbb24868557 100644
--- a/arch/um/include/asm/mmu_context.h
+++ b/arch/um/include/asm/mmu_context.h
@@ -16,11 +16,6 @@
#define activate_mm activate_mm
static inline void activate_mm(struct mm_struct *old, struct mm_struct *new)
{
- /*
- * This is called by fs/exec.c and sys_unshare()
- * when the new ->mm is used for the first time.
- */
- __switch_mm(&new->context.id);
}
static inline void switch_mm(struct mm_struct *prev, struct mm_struct *next,
@@ -28,11 +23,9 @@ static inline void switch_mm(struct mm_struct *prev, struct mm_struct *next,
{
unsigned cpu = smp_processor_id();
- if(prev != next){
+ if (prev != next) {
cpumask_clear_cpu(cpu, mm_cpumask(prev));
cpumask_set_cpu(cpu, mm_cpumask(next));
- if(next != &init_mm)
- __switch_mm(&next->context.id);
}
}
diff --git a/arch/um/include/asm/page.h b/arch/um/include/asm/page.h
index 3d516f3ca9c7..6f54254aaf44 100644
--- a/arch/um/include/asm/page.h
+++ b/arch/um/include/asm/page.h
@@ -11,7 +11,7 @@
#include <vdso/page.h>
-#ifndef __ASSEMBLY__
+#ifndef __ASSEMBLER__
struct page;
@@ -94,7 +94,7 @@ extern unsigned long uml_physmem;
#include <asm-generic/memory_model.h>
#include <asm-generic/getorder.h>
-#endif /* __ASSEMBLY__ */
+#endif /* __ASSEMBLER__ */
#ifdef CONFIG_X86_32
#define __HAVE_ARCH_GATE_AREA 1
diff --git a/arch/um/include/asm/pgtable.h b/arch/um/include/asm/pgtable.h
index ca2a519d53ab..24fdea6f88c3 100644
--- a/arch/um/include/asm/pgtable.h
+++ b/arch/um/include/asm/pgtable.h
@@ -314,7 +314,7 @@ extern pte_t *virt_to_pte(struct mm_struct *mm, unsigned long addr);
((swp_entry_t) { pte_val(pte_mkuptodate(pte)) })
#define __swp_entry_to_pte(x) ((pte_t) { (x).val })
-static inline int pte_swp_exclusive(pte_t pte)
+static inline bool pte_swp_exclusive(pte_t pte)
{
return pte_get_bits(pte, _PAGE_SWP_EXCLUSIVE);
}
diff --git a/arch/um/include/asm/ptrace-generic.h b/arch/um/include/asm/ptrace-generic.h
index 4696f24d1492..86d74f9d33cf 100644
--- a/arch/um/include/asm/ptrace-generic.h
+++ b/arch/um/include/asm/ptrace-generic.h
@@ -6,7 +6,7 @@
#ifndef __UM_PTRACE_GENERIC_H
#define __UM_PTRACE_GENERIC_H
-#ifndef __ASSEMBLY__
+#ifndef __ASSEMBLER__
#include <sysdep/ptrace.h>
diff --git a/arch/um/include/asm/thread_info.h b/arch/um/include/asm/thread_info.h
index f9ad06fcc991..7a6f4dc99fa1 100644
--- a/arch/um/include/asm/thread_info.h
+++ b/arch/um/include/asm/thread_info.h
@@ -9,7 +9,7 @@
#define THREAD_SIZE_ORDER CONFIG_KERNEL_STACK_ORDER
#define THREAD_SIZE ((1 << CONFIG_KERNEL_STACK_ORDER) * PAGE_SIZE)
-#ifndef __ASSEMBLY__
+#ifndef __ASSEMBLER__
#include <asm/types.h>
#include <asm/page.h>
@@ -43,6 +43,8 @@ struct thread_info {
#define TIF_NOTIFY_RESUME 8
#define TIF_SECCOMP 9 /* secure computing */
#define TIF_SINGLESTEP 10 /* single stepping userspace */
+#define TIF_SYSCALL_TRACEPOINT 11 /* syscall tracepoint instrumentation */
+
#define _TIF_SYSCALL_TRACE (1 << TIF_SYSCALL_TRACE)
#define _TIF_SIGPENDING (1 << TIF_SIGPENDING)
@@ -50,7 +52,11 @@ struct thread_info {
#define _TIF_NOTIFY_SIGNAL (1 << TIF_NOTIFY_SIGNAL)
#define _TIF_MEMDIE (1 << TIF_MEMDIE)
#define _TIF_SYSCALL_AUDIT (1 << TIF_SYSCALL_AUDIT)
+#define _TIF_NOTIFY_RESUME (1 << TIF_NOTIFY_RESUME)
#define _TIF_SECCOMP (1 << TIF_SECCOMP)
#define _TIF_SINGLESTEP (1 << TIF_SINGLESTEP)
+#define _TIF_WORK_MASK (_TIF_NEED_RESCHED | _TIF_SIGPENDING | _TIF_NOTIFY_SIGNAL | \
+ _TIF_NOTIFY_RESUME)
+
#endif
generated by cgit (git 2.34.1) at 2025-07-30 16:55:08 +0000