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-rw-r--r--include/asm-arm/ftrace.h14
-rw-r--r--include/asm-arm/kprobes.h1
-rw-r--r--include/asm-powerpc/ftrace.h14
-rw-r--r--include/asm-powerpc/hugetlb.h6
-rw-r--r--include/asm-powerpc/pgtable-ppc64.h10
-rw-r--r--include/asm-s390/pgtable.h5
-rw-r--r--include/asm-sparc64/ftrace.h14
-rw-r--r--include/asm-x86/ftrace.h14
-rw-r--r--include/linux/ftrace.h19
-rw-r--r--include/linux/ide.h15
-rw-r--r--include/linux/kprobes.h4
11 files changed, 105 insertions, 11 deletions
diff --git a/include/asm-arm/ftrace.h b/include/asm-arm/ftrace.h
new file mode 100644
index 00000000000..584ef9a8e5a
--- /dev/null
+++ b/include/asm-arm/ftrace.h
@@ -0,0 +1,14 @@
+#ifndef _ASM_ARM_FTRACE
+#define _ASM_ARM_FTRACE
+
+#ifdef CONFIG_FTRACE
+#define MCOUNT_ADDR ((long)(mcount))
+#define MCOUNT_INSN_SIZE 4 /* sizeof mcount call */
+
+#ifndef __ASSEMBLY__
+extern void mcount(void);
+#endif
+
+#endif
+
+#endif /* _ASM_ARM_FTRACE */
diff --git a/include/asm-arm/kprobes.h b/include/asm-arm/kprobes.h
index c042194d3ab..b1a37876942 100644
--- a/include/asm-arm/kprobes.h
+++ b/include/asm-arm/kprobes.h
@@ -59,6 +59,7 @@ struct kprobe_ctlblk {
};
void arch_remove_kprobe(struct kprobe *);
+void kretprobe_trampoline(void);
int kprobe_trap_handler(struct pt_regs *regs, unsigned int instr);
int kprobe_fault_handler(struct pt_regs *regs, unsigned int fsr);
diff --git a/include/asm-powerpc/ftrace.h b/include/asm-powerpc/ftrace.h
new file mode 100644
index 00000000000..de921326cca
--- /dev/null
+++ b/include/asm-powerpc/ftrace.h
@@ -0,0 +1,14 @@
+#ifndef _ASM_POWERPC_FTRACE
+#define _ASM_POWERPC_FTRACE
+
+#ifdef CONFIG_FTRACE
+#define MCOUNT_ADDR ((long)(_mcount))
+#define MCOUNT_INSN_SIZE 4 /* sizeof mcount call */
+
+#ifndef __ASSEMBLY__
+extern void _mcount(void);
+#endif
+
+#endif
+
+#endif /* _ASM_POWERPC_FTRACE */
diff --git a/include/asm-powerpc/hugetlb.h b/include/asm-powerpc/hugetlb.h
index 649c6c3b87b..be32ff02f4a 100644
--- a/include/asm-powerpc/hugetlb.h
+++ b/include/asm-powerpc/hugetlb.h
@@ -49,12 +49,6 @@ static inline pte_t huge_pte_wrprotect(pte_t pte)
return pte_wrprotect(pte);
}
-static inline void huge_ptep_set_wrprotect(struct mm_struct *mm,
- unsigned long addr, pte_t *ptep)
-{
- ptep_set_wrprotect(mm, addr, ptep);
-}
-
static inline int huge_ptep_set_access_flags(struct vm_area_struct *vma,
unsigned long addr, pte_t *ptep,
pte_t pte, int dirty)
diff --git a/include/asm-powerpc/pgtable-ppc64.h b/include/asm-powerpc/pgtable-ppc64.h
index cc6a43ba41d..7686569a0be 100644
--- a/include/asm-powerpc/pgtable-ppc64.h
+++ b/include/asm-powerpc/pgtable-ppc64.h
@@ -314,6 +314,16 @@ static inline void ptep_set_wrprotect(struct mm_struct *mm, unsigned long addr,
old = pte_update(mm, addr, ptep, _PAGE_RW, 0);
}
+static inline void huge_ptep_set_wrprotect(struct mm_struct *mm,
+ unsigned long addr, pte_t *ptep)
+{
+ unsigned long old;
+
+ if ((pte_val(*ptep) & _PAGE_RW) == 0)
+ return;
+ old = pte_update(mm, addr, ptep, _PAGE_RW, 1);
+}
+
/*
* We currently remove entries from the hashtable regardless of whether
* the entry was young or dirty. The generic routines only flush if the
diff --git a/include/asm-s390/pgtable.h b/include/asm-s390/pgtable.h
index c7f4f8e3e29..bd0ea191dfa 100644
--- a/include/asm-s390/pgtable.h
+++ b/include/asm-s390/pgtable.h
@@ -223,6 +223,9 @@ extern char empty_zero_page[PAGE_SIZE];
#define _PAGE_SPECIAL 0x004 /* SW associated with special page */
#define __HAVE_ARCH_PTE_SPECIAL
+/* Set of bits not changed in pte_modify */
+#define _PAGE_CHG_MASK (PAGE_MASK | _PAGE_SPECIAL)
+
/* Six different types of pages. */
#define _PAGE_TYPE_EMPTY 0x400
#define _PAGE_TYPE_NONE 0x401
@@ -681,7 +684,7 @@ static inline void pte_clear(struct mm_struct *mm, unsigned long addr, pte_t *pt
*/
static inline pte_t pte_modify(pte_t pte, pgprot_t newprot)
{
- pte_val(pte) &= PAGE_MASK;
+ pte_val(pte) &= _PAGE_CHG_MASK;
pte_val(pte) |= pgprot_val(newprot);
return pte;
}
diff --git a/include/asm-sparc64/ftrace.h b/include/asm-sparc64/ftrace.h
new file mode 100644
index 00000000000..d27716cd38c
--- /dev/null
+++ b/include/asm-sparc64/ftrace.h
@@ -0,0 +1,14 @@
+#ifndef _ASM_SPARC64_FTRACE
+#define _ASM_SPARC64_FTRACE
+
+#ifdef CONFIG_MCOUNT
+#define MCOUNT_ADDR ((long)(_mcount))
+#define MCOUNT_INSN_SIZE 4 /* sizeof mcount call */
+
+#ifndef __ASSEMBLY__
+extern void _mcount(void);
+#endif
+
+#endif
+
+#endif /* _ASM_SPARC64_FTRACE */
diff --git a/include/asm-x86/ftrace.h b/include/asm-x86/ftrace.h
new file mode 100644
index 00000000000..c184441133f
--- /dev/null
+++ b/include/asm-x86/ftrace.h
@@ -0,0 +1,14 @@
+#ifndef _ASM_X86_FTRACE
+#define _ASM_SPARC64_FTRACE
+
+#ifdef CONFIG_FTRACE
+#define MCOUNT_ADDR ((long)(mcount))
+#define MCOUNT_INSN_SIZE 5 /* sizeof mcount call */
+
+#ifndef __ASSEMBLY__
+extern void mcount(void);
+#endif
+
+#endif /* CONFIG_FTRACE */
+
+#endif /* _ASM_X86_FTRACE */
diff --git a/include/linux/ftrace.h b/include/linux/ftrace.h
index 922e23d0196..3121b95443d 100644
--- a/include/linux/ftrace.h
+++ b/include/linux/ftrace.h
@@ -31,7 +31,6 @@ int unregister_ftrace_function(struct ftrace_ops *ops);
void clear_ftrace_function(void);
extern void ftrace_stub(unsigned long a0, unsigned long a1);
-extern void mcount(void);
#else /* !CONFIG_FTRACE */
# define register_ftrace_function(ops) do { } while (0)
@@ -48,11 +47,14 @@ enum {
FTRACE_FL_FAILED = (1 << 1),
FTRACE_FL_FILTER = (1 << 2),
FTRACE_FL_ENABLED = (1 << 3),
+ FTRACE_FL_NOTRACE = (1 << 4),
+ FTRACE_FL_CONVERTED = (1 << 5),
+ FTRACE_FL_FROZEN = (1 << 6),
};
struct dyn_ftrace {
struct hlist_node node;
- unsigned long ip;
+ unsigned long ip; /* address of mcount call-site */
unsigned long flags;
};
@@ -71,10 +73,19 @@ extern int ftrace_update_ftrace_func(ftrace_func_t func);
extern void ftrace_caller(void);
extern void ftrace_call(void);
extern void mcount_call(void);
+
+extern int skip_trace(unsigned long ip);
+
+void ftrace_disable_daemon(void);
+void ftrace_enable_daemon(void);
+
#else
+# define skip_trace(ip) ({ 0; })
# define ftrace_force_update() ({ 0; })
# define ftrace_set_filter(buf, len, reset) do { } while (0)
-#endif
+# define ftrace_disable_daemon() do { } while (0)
+# define ftrace_enable_daemon() do { } while (0)
+#endif /* CONFIG_DYNAMIC_FTRACE */
/* totally disable ftrace - can not re-enable after this */
void ftrace_kill(void);
@@ -121,7 +132,7 @@ static inline void tracer_disable(void)
# define trace_preempt_off(a0, a1) do { } while (0)
#endif
-#ifdef CONFIG_CONTEXT_SWITCH_TRACER
+#ifdef CONFIG_TRACING
extern void
ftrace_special(unsigned long arg1, unsigned long arg2, unsigned long arg3);
#else
diff --git a/include/linux/ide.h b/include/linux/ide.h
index 9918772bf27..eddb6daadf4 100644
--- a/include/linux/ide.h
+++ b/include/linux/ide.h
@@ -189,6 +189,21 @@ static inline void ide_std_init_ports(hw_regs_t *hw,
hw->io_ports.ctl_addr = ctl_addr;
}
+/* for IDE PCI controllers in legacy mode, temporary */
+static inline int __ide_default_irq(unsigned long base)
+{
+ switch (base) {
+#ifdef CONFIG_IA64
+ case 0x1f0: return isa_irq_to_vector(14);
+ case 0x170: return isa_irq_to_vector(15);
+#else
+ case 0x1f0: return 14;
+ case 0x170: return 15;
+#endif
+ }
+ return 0;
+}
+
#include <asm/ide.h>
#if !defined(MAX_HWIFS) || defined(CONFIG_EMBEDDED)
diff --git a/include/linux/kprobes.h b/include/linux/kprobes.h
index 1036631ff4f..04a3556bdea 100644
--- a/include/linux/kprobes.h
+++ b/include/linux/kprobes.h
@@ -259,6 +259,10 @@ void recycle_rp_inst(struct kretprobe_instance *ri, struct hlist_head *head);
struct jprobe;
struct kretprobe;
+static inline struct kprobe *get_kprobe(void *addr)
+{
+ return NULL;
+}
static inline struct kprobe *kprobe_running(void)
{
return NULL;
generated by cgit v1.2.3 (git 2.25.1) at 2024-09-25 08:10:51 +0000