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-rw-r--r--include/asm-x86_64/acpi.h50
-rw-r--r--include/asm-x86_64/bitops.h34
-rw-r--r--include/asm-x86_64/bug.h44
-rw-r--r--include/asm-x86_64/cacheflush.h1
-rw-r--r--include/asm-x86_64/dma-mapping.h3
-rw-r--r--include/asm-x86_64/io.h6
-rw-r--r--include/asm-x86_64/ioctls.h4
-rw-r--r--include/asm-x86_64/msr.h4
-rw-r--r--include/asm-x86_64/proto.h1
-rw-r--r--include/asm-x86_64/swiotlb.h8
-rw-r--r--include/asm-x86_64/termbits.h27
-rw-r--r--include/asm-x86_64/termios.h6
-rw-r--r--include/asm-x86_64/thread_info.h2
-rw-r--r--include/asm-x86_64/topology.h1
-rw-r--r--include/asm-x86_64/uaccess.h2
-rw-r--r--include/asm-x86_64/unwind.h96
16 files changed, 106 insertions, 183 deletions
diff --git a/include/asm-x86_64/acpi.h b/include/asm-x86_64/acpi.h
index 9d1916e59c0..a29f05087a3 100644
--- a/include/asm-x86_64/acpi.h
+++ b/include/asm-x86_64/acpi.h
@@ -37,7 +37,7 @@
* Calling conventions:
*
* ACPI_SYSTEM_XFACE - Interfaces to host OS (handlers, threads)
- * ACPI_EXTERNAL_XFACE - External ACPI interfaces
+ * ACPI_EXTERNAL_XFACE - External ACPI interfaces
* ACPI_INTERNAL_XFACE - Internal ACPI interfaces
* ACPI_INTERNAL_VAR_XFACE - Internal variable-parameter list interfaces
*/
@@ -54,36 +54,14 @@
#define ACPI_ENABLE_IRQS() local_irq_enable()
#define ACPI_FLUSH_CPU_CACHE() wbinvd()
+int __acpi_acquire_global_lock(unsigned int *lock);
+int __acpi_release_global_lock(unsigned int *lock);
-static inline int
-__acpi_acquire_global_lock (unsigned int *lock)
-{
- unsigned int old, new, val;
- do {
- old = *lock;
- new = (((old & ~0x3) + 2) + ((old >> 1) & 0x1));
- val = cmpxchg(lock, old, new);
- } while (unlikely (val != old));
- return (new < 3) ? -1 : 0;
-}
-
-static inline int
-__acpi_release_global_lock (unsigned int *lock)
-{
- unsigned int old, new, val;
- do {
- old = *lock;
- new = old & ~0x3;
- val = cmpxchg(lock, old, new);
- } while (unlikely (val != old));
- return old & 0x1;
-}
+#define ACPI_ACQUIRE_GLOBAL_LOCK(facs, Acq) \
+ ((Acq) = __acpi_acquire_global_lock(&facs->global_lock))
-#define ACPI_ACQUIRE_GLOBAL_LOCK(GLptr, Acq) \
- ((Acq) = __acpi_acquire_global_lock((unsigned int *) GLptr))
-
-#define ACPI_RELEASE_GLOBAL_LOCK(GLptr, Acq) \
- ((Acq) = __acpi_release_global_lock((unsigned int *) GLptr))
+#define ACPI_RELEASE_GLOBAL_LOCK(facs, Acq) \
+ ((Acq) = __acpi_release_global_lock(&facs->global_lock))
/*
* Math helper asm macros
@@ -109,10 +87,10 @@ extern int acpi_strict;
extern int acpi_disabled;
extern int acpi_pci_disabled;
extern int acpi_ht;
-static inline void disable_acpi(void)
-{
- acpi_disabled = 1;
- acpi_ht = 0;
+static inline void disable_acpi(void)
+{
+ acpi_disabled = 1;
+ acpi_ht = 0;
acpi_pci_disabled = 1;
acpi_noirq = 1;
}
@@ -122,9 +100,9 @@ static inline void disable_acpi(void)
extern int acpi_gsi_to_irq(u32 gsi, unsigned int *irq);
static inline void acpi_noirq_set(void) { acpi_noirq = 1; }
-static inline void acpi_disable_pci(void)
+static inline void acpi_disable_pci(void)
{
- acpi_pci_disabled = 1;
+ acpi_pci_disabled = 1;
acpi_noirq_set();
}
extern int acpi_irq_balance_set(char *str);
@@ -158,8 +136,6 @@ extern void acpi_reserve_bootmem(void);
extern int acpi_disabled;
extern int acpi_pci_disabled;
-extern u8 x86_acpiid_to_apicid[];
-
#define ARCH_HAS_POWER_INIT 1
extern int acpi_skip_timer_override;
diff --git a/include/asm-x86_64/bitops.h b/include/asm-x86_64/bitops.h
index 5b535eaf530..8da9609070f 100644
--- a/include/asm-x86_64/bitops.h
+++ b/include/asm-x86_64/bitops.h
@@ -7,7 +7,13 @@
#include <asm/alternative.h>
-#define ADDR (*(volatile long *) addr)
+#if __GNUC__ < 4 || __GNUC_MINOR__ < 1
+/* Technically wrong, but this avoids compilation errors on some gcc
+ versions. */
+#define ADDR "=m" (*(volatile long *) addr)
+#else
+#define ADDR "+m" (*(volatile long *) addr)
+#endif
/**
* set_bit - Atomically set a bit in memory
@@ -23,7 +29,7 @@ static __inline__ void set_bit(int nr, volatile void * addr)
{
__asm__ __volatile__( LOCK_PREFIX
"btsl %1,%0"
- :"+m" (ADDR)
+ :ADDR
:"dIr" (nr) : "memory");
}
@@ -40,7 +46,7 @@ static __inline__ void __set_bit(int nr, volatile void * addr)
{
__asm__ volatile(
"btsl %1,%0"
- :"+m" (ADDR)
+ :ADDR
:"dIr" (nr) : "memory");
}
@@ -58,7 +64,7 @@ static __inline__ void clear_bit(int nr, volatile void * addr)
{
__asm__ __volatile__( LOCK_PREFIX
"btrl %1,%0"
- :"+m" (ADDR)
+ :ADDR
:"dIr" (nr));
}
@@ -66,7 +72,7 @@ static __inline__ void __clear_bit(int nr, volatile void * addr)
{
__asm__ __volatile__(
"btrl %1,%0"
- :"+m" (ADDR)
+ :ADDR
:"dIr" (nr));
}
@@ -86,7 +92,7 @@ static __inline__ void __change_bit(int nr, volatile void * addr)
{
__asm__ __volatile__(
"btcl %1,%0"
- :"+m" (ADDR)
+ :ADDR
:"dIr" (nr));
}
@@ -103,7 +109,7 @@ static __inline__ void change_bit(int nr, volatile void * addr)
{
__asm__ __volatile__( LOCK_PREFIX
"btcl %1,%0"
- :"+m" (ADDR)
+ :ADDR
:"dIr" (nr));
}
@@ -121,7 +127,7 @@ static __inline__ int test_and_set_bit(int nr, volatile void * addr)
__asm__ __volatile__( LOCK_PREFIX
"btsl %2,%1\n\tsbbl %0,%0"
- :"=r" (oldbit),"+m" (ADDR)
+ :"=r" (oldbit),ADDR
:"dIr" (nr) : "memory");
return oldbit;
}
@@ -141,7 +147,7 @@ static __inline__ int __test_and_set_bit(int nr, volatile void * addr)
__asm__(
"btsl %2,%1\n\tsbbl %0,%0"
- :"=r" (oldbit),"+m" (ADDR)
+ :"=r" (oldbit),ADDR
:"dIr" (nr));
return oldbit;
}
@@ -160,7 +166,7 @@ static __inline__ int test_and_clear_bit(int nr, volatile void * addr)
__asm__ __volatile__( LOCK_PREFIX
"btrl %2,%1\n\tsbbl %0,%0"
- :"=r" (oldbit),"+m" (ADDR)
+ :"=r" (oldbit),ADDR
:"dIr" (nr) : "memory");
return oldbit;
}
@@ -180,7 +186,7 @@ static __inline__ int __test_and_clear_bit(int nr, volatile void * addr)
__asm__(
"btrl %2,%1\n\tsbbl %0,%0"
- :"=r" (oldbit),"+m" (ADDR)
+ :"=r" (oldbit),ADDR
:"dIr" (nr));
return oldbit;
}
@@ -192,7 +198,7 @@ static __inline__ int __test_and_change_bit(int nr, volatile void * addr)
__asm__ __volatile__(
"btcl %2,%1\n\tsbbl %0,%0"
- :"=r" (oldbit),"+m" (ADDR)
+ :"=r" (oldbit),ADDR
:"dIr" (nr) : "memory");
return oldbit;
}
@@ -211,7 +217,7 @@ static __inline__ int test_and_change_bit(int nr, volatile void * addr)
__asm__ __volatile__( LOCK_PREFIX
"btcl %2,%1\n\tsbbl %0,%0"
- :"=r" (oldbit),"+m" (ADDR)
+ :"=r" (oldbit),ADDR
:"dIr" (nr) : "memory");
return oldbit;
}
@@ -237,7 +243,7 @@ static __inline__ int variable_test_bit(int nr, volatile const void * addr)
__asm__ __volatile__(
"btl %2,%1\n\tsbbl %0,%0"
:"=r" (oldbit)
- :"m" (ADDR),"dIr" (nr));
+ :"m" (*(volatile long *)addr),"dIr" (nr));
return oldbit;
}
diff --git a/include/asm-x86_64/bug.h b/include/asm-x86_64/bug.h
index 80ac1fe966a..68260641491 100644
--- a/include/asm-x86_64/bug.h
+++ b/include/asm-x86_64/bug.h
@@ -1,30 +1,30 @@
#ifndef __ASM_X8664_BUG_H
#define __ASM_X8664_BUG_H 1
-#include <linux/stringify.h>
-
-/*
- * Tell the user there is some problem. The exception handler decodes
- * this frame.
- */
-struct bug_frame {
- unsigned char ud2[2];
- unsigned char push;
- signed int filename;
- unsigned char ret;
- unsigned short line;
-} __attribute__((packed));
-
#ifdef CONFIG_BUG
#define HAVE_ARCH_BUG
-/* We turn the bug frame into valid instructions to not confuse
- the disassembler. Thanks to Jan Beulich & Suresh Siddha
- for nice instruction selection.
- The magic numbers generate mov $64bitimm,%eax ; ret $offset. */
-#define BUG() \
- asm volatile( \
- "ud2 ; pushq $%c1 ; ret $%c0" :: \
- "i"(__LINE__), "i" (__FILE__))
+
+#ifdef CONFIG_DEBUG_BUGVERBOSE
+#define BUG() \
+ do { \
+ asm volatile("1:\tud2\n" \
+ ".pushsection __bug_table,\"a\"\n" \
+ "2:\t.quad 1b, %c0\n" \
+ "\t.word %c1, 0\n" \
+ "\t.org 2b+%c2\n" \
+ ".popsection" \
+ : : "i" (__FILE__), "i" (__LINE__), \
+ "i" (sizeof(struct bug_entry))); \
+ for(;;) ; \
+ } while(0)
+#else
+#define BUG() \
+ do { \
+ asm volatile("ud2"); \
+ for(;;) ; \
+ } while(0)
+#endif
+
void out_of_line_bug(void);
#else
static inline void out_of_line_bug(void) { }
diff --git a/include/asm-x86_64/cacheflush.h b/include/asm-x86_64/cacheflush.h
index d32f7f58752..ab1cb5c7dc9 100644
--- a/include/asm-x86_64/cacheflush.h
+++ b/include/asm-x86_64/cacheflush.h
@@ -7,6 +7,7 @@
/* Caches aren't brain-dead on the intel. */
#define flush_cache_all() do { } while (0)
#define flush_cache_mm(mm) do { } while (0)
+#define flush_cache_dup_mm(mm) do { } while (0)
#define flush_cache_range(vma, start, end) do { } while (0)
#define flush_cache_page(vma, vmaddr, pfn) do { } while (0)
#define flush_dcache_page(page) do { } while (0)
diff --git a/include/asm-x86_64/dma-mapping.h b/include/asm-x86_64/dma-mapping.h
index be9ec689072..49dbab09ef2 100644
--- a/include/asm-x86_64/dma-mapping.h
+++ b/include/asm-x86_64/dma-mapping.h
@@ -63,6 +63,9 @@ static inline int dma_mapping_error(dma_addr_t dma_addr)
return (dma_addr == bad_dma_address);
}
+#define dma_alloc_noncoherent(d, s, h, f) dma_alloc_coherent(d, s, h, f)
+#define dma_free_noncoherent(d, s, v, h) dma_free_coherent(d, s, v, h)
+
extern void *dma_alloc_coherent(struct device *dev, size_t size,
dma_addr_t *dma_handle, gfp_t gfp);
extern void dma_free_coherent(struct device *dev, size_t size, void *vaddr,
diff --git a/include/asm-x86_64/io.h b/include/asm-x86_64/io.h
index 6ee9fadaaac..f5d84bb7c94 100644
--- a/include/asm-x86_64/io.h
+++ b/include/asm-x86_64/io.h
@@ -248,12 +248,6 @@ void memset_io(volatile void __iomem *a, int b, size_t c);
*/
#define __ISA_IO_base ((char __iomem *)(PAGE_OFFSET))
-/*
- * Again, x86-64 does not require mem IO specific function.
- */
-
-#define eth_io_copy_and_sum(a,b,c,d) eth_copy_and_sum((a),(void *)(b),(c),(d))
-
/* Nothing to do */
#define dma_cache_inv(_start,_size) do { } while (0)
diff --git a/include/asm-x86_64/ioctls.h b/include/asm-x86_64/ioctls.h
index 62caf8b6e4e..3fc0b15a0d7 100644
--- a/include/asm-x86_64/ioctls.h
+++ b/include/asm-x86_64/ioctls.h
@@ -46,6 +46,10 @@
#define TIOCSBRK 0x5427 /* BSD compatibility */
#define TIOCCBRK 0x5428 /* BSD compatibility */
#define TIOCGSID 0x5429 /* Return the session ID of FD */
+#define TCGETS2 _IOR('T',0x2A, struct termios2)
+#define TCSETS2 _IOW('T',0x2B, struct termios2)
+#define TCSETSW2 _IOW('T',0x2C, struct termios2)
+#define TCSETSF2 _IOW('T',0x2D, struct termios2)
#define TIOCGPTN _IOR('T',0x30, unsigned int) /* Get Pty Number (of pty-mux device) */
#define TIOCSPTLCK _IOW('T',0x31, int) /* Lock/unlock Pty */
diff --git a/include/asm-x86_64/msr.h b/include/asm-x86_64/msr.h
index 952783d35c7..3227bc93d69 100644
--- a/include/asm-x86_64/msr.h
+++ b/include/asm-x86_64/msr.h
@@ -189,6 +189,7 @@ static inline unsigned int cpuid_edx(unsigned int op)
#define MSR_IA32_PERFCTR0 0xc1
#define MSR_IA32_PERFCTR1 0xc2
+#define MSR_FSB_FREQ 0xcd
#define MSR_MTRRcap 0x0fe
#define MSR_IA32_BBL_CR_CTL 0x119
@@ -311,6 +312,9 @@ static inline unsigned int cpuid_edx(unsigned int op)
#define MSR_IA32_PERF_STATUS 0x198
#define MSR_IA32_PERF_CTL 0x199
+#define MSR_IA32_MPERF 0xE7
+#define MSR_IA32_APERF 0xE8
+
#define MSR_IA32_THERM_CONTROL 0x19a
#define MSR_IA32_THERM_INTERRUPT 0x19b
#define MSR_IA32_THERM_STATUS 0x19c
diff --git a/include/asm-x86_64/proto.h b/include/asm-x86_64/proto.h
index 6d324b83897..a6d2ff5c69b 100644
--- a/include/asm-x86_64/proto.h
+++ b/include/asm-x86_64/proto.h
@@ -81,7 +81,6 @@ extern void swap_low_mappings(void);
extern void __show_regs(struct pt_regs * regs);
extern void show_regs(struct pt_regs * regs);
-extern char *syscall32_page;
extern void syscall32_cpu_init(void);
extern void setup_node_bootmem(int nodeid, unsigned long start, unsigned long end);
diff --git a/include/asm-x86_64/swiotlb.h b/include/asm-x86_64/swiotlb.h
index ba94ab3d267..ab913ffcad5 100644
--- a/include/asm-x86_64/swiotlb.h
+++ b/include/asm-x86_64/swiotlb.h
@@ -1,6 +1,5 @@
#ifndef _ASM_SWIOTLB_H
-#define _ASM_SWTIOLB_H 1
-
+#define _ASM_SWIOTLB_H 1
#include <asm/dma-mapping.h>
@@ -45,6 +44,7 @@ extern void swiotlb_init(void);
extern int swiotlb_force;
#ifdef CONFIG_SWIOTLB
+#define SWIOTLB_ARCH_NEED_ALLOC
extern int swiotlb;
#else
#define swiotlb 0
@@ -52,4 +52,6 @@ extern int swiotlb;
extern void pci_swiotlb_init(void);
-#endif /* _ASM_SWTIOLB_H */
+static inline void dma_mark_clean(void *addr, size_t size) {}
+
+#endif /* _ASM_SWIOTLB_H */
diff --git a/include/asm-x86_64/termbits.h b/include/asm-x86_64/termbits.h
index bd950946e52..6cfc3bb10c1 100644
--- a/include/asm-x86_64/termbits.h
+++ b/include/asm-x86_64/termbits.h
@@ -17,6 +17,28 @@ struct termios {
cc_t c_cc[NCCS]; /* control characters */
};
+struct termios2 {
+ tcflag_t c_iflag; /* input mode flags */
+ tcflag_t c_oflag; /* output mode flags */
+ tcflag_t c_cflag; /* control mode flags */
+ tcflag_t c_lflag; /* local mode flags */
+ cc_t c_line; /* line discipline */
+ cc_t c_cc[NCCS]; /* control characters */
+ speed_t c_ispeed; /* input speed */
+ speed_t c_ospeed; /* output speed */
+};
+
+struct ktermios {
+ tcflag_t c_iflag; /* input mode flags */
+ tcflag_t c_oflag; /* output mode flags */
+ tcflag_t c_cflag; /* control mode flags */
+ tcflag_t c_lflag; /* local mode flags */
+ cc_t c_line; /* line discipline */
+ cc_t c_cc[NCCS]; /* control characters */
+ speed_t c_ispeed; /* input speed */
+ speed_t c_ospeed; /* output speed */
+};
+
/* c_cc characters */
#define VINTR 0
#define VQUIT 1
@@ -118,6 +140,7 @@ struct termios {
#define HUPCL 0002000
#define CLOCAL 0004000
#define CBAUDEX 0010000
+#define BOTHER 0010000 /* non standard rate */
#define B57600 0010001
#define B115200 0010002
#define B230400 0010003
@@ -133,10 +156,12 @@ struct termios {
#define B3000000 0010015
#define B3500000 0010016
#define B4000000 0010017
-#define CIBAUD 002003600000 /* input baud rate (not used) */
+#define CIBAUD 002003600000 /* input baud rate */
#define CMSPAR 010000000000 /* mark or space (stick) parity */
#define CRTSCTS 020000000000 /* flow control */
+#define IBSHIFT 8 /* Shift from CBAUD to CIBAUD */
+
/* c_lflag bits */
#define ISIG 0000001
#define ICANON 0000002
diff --git a/include/asm-x86_64/termios.h b/include/asm-x86_64/termios.h
index 041a91f7ddf..443b225537f 100644
--- a/include/asm-x86_64/termios.h
+++ b/include/asm-x86_64/termios.h
@@ -98,8 +98,10 @@ struct termio {
copy_to_user((termio)->c_cc, (termios)->c_cc, NCC); \
})
-#define user_termios_to_kernel_termios(k, u) copy_from_user(k, u, sizeof(struct termios))
-#define kernel_termios_to_user_termios(u, k) copy_to_user(u, k, sizeof(struct termios))
+#define user_termios_to_kernel_termios(k, u) copy_from_user(k, u, sizeof(struct termios2))
+#define kernel_termios_to_user_termios(u, k) copy_to_user(u, k, sizeof(struct termios2))
+#define user_termios_to_kernel_termios_1(k, u) copy_from_user(k, u, sizeof(struct termios))
+#define kernel_termios_to_user_termios_1(u, k) copy_to_user(u, k, sizeof(struct termios))
#endif /* __KERNEL__ */
diff --git a/include/asm-x86_64/thread_info.h b/include/asm-x86_64/thread_info.h
index 787a08114b4..74a6c74397f 100644
--- a/include/asm-x86_64/thread_info.h
+++ b/include/asm-x86_64/thread_info.h
@@ -122,6 +122,7 @@ static inline struct thread_info *stack_thread_info(void)
#define TIF_MEMDIE 20
#define TIF_DEBUG 21 /* uses debug registers */
#define TIF_IO_BITMAP 22 /* uses I/O bitmap */
+#define TIF_FREEZE 23 /* is freezing for suspend */
#define _TIF_SYSCALL_TRACE (1<<TIF_SYSCALL_TRACE)
#define _TIF_NOTIFY_RESUME (1<<TIF_NOTIFY_RESUME)
@@ -137,6 +138,7 @@ static inline struct thread_info *stack_thread_info(void)
#define _TIF_ABI_PENDING (1<<TIF_ABI_PENDING)
#define _TIF_DEBUG (1<<TIF_DEBUG)
#define _TIF_IO_BITMAP (1<<TIF_IO_BITMAP)
+#define _TIF_FREEZE (1<<TIF_FREEZE)
/* work to do on interrupt/exception return */
#define _TIF_WORK_MASK \
diff --git a/include/asm-x86_64/topology.h b/include/asm-x86_64/topology.h
index 5c8f49280db..2facec5914d 100644
--- a/include/asm-x86_64/topology.h
+++ b/include/asm-x86_64/topology.h
@@ -47,6 +47,7 @@ extern int __node_distance(int, int);
.flags = SD_LOAD_BALANCE \
| SD_BALANCE_FORK \
| SD_BALANCE_EXEC \
+ | SD_SERIALIZE \
| SD_WAKE_BALANCE, \
.last_balance = jiffies, \
.balance_interval = 1, \
diff --git a/include/asm-x86_64/uaccess.h b/include/asm-x86_64/uaccess.h
index d5dbc87274f..c0eac519840 100644
--- a/include/asm-x86_64/uaccess.h
+++ b/include/asm-x86_64/uaccess.h
@@ -157,7 +157,7 @@ do { \
case 1: __put_user_asm(x,ptr,retval,"b","b","iq",-EFAULT); break;\
case 2: __put_user_asm(x,ptr,retval,"w","w","ir",-EFAULT); break;\
case 4: __put_user_asm(x,ptr,retval,"l","k","ir",-EFAULT); break;\
- case 8: __put_user_asm(x,ptr,retval,"q","","ir",-EFAULT); break;\
+ case 8: __put_user_asm(x,ptr,retval,"q","","Zr",-EFAULT); break;\
default: __put_user_bad(); \
} \
} while (0)
diff --git a/include/asm-x86_64/unwind.h b/include/asm-x86_64/unwind.h
index 2f6349e4871..02710f6a456 100644
--- a/include/asm-x86_64/unwind.h
+++ b/include/asm-x86_64/unwind.h
@@ -1,100 +1,6 @@
#ifndef _ASM_X86_64_UNWIND_H
#define _ASM_X86_64_UNWIND_H
-/*
- * Copyright (C) 2002-2006 Novell, Inc.
- * Jan Beulich <jbeulich@novell.com>
- * This code is released under version 2 of the GNU GPL.
- */
-
-#ifdef CONFIG_STACK_UNWIND
-
-#include <linux/sched.h>
-#include <asm/ptrace.h>
-#include <asm/uaccess.h>
-#include <asm/vsyscall.h>
-
-struct unwind_frame_info
-{
- struct pt_regs regs;
- struct task_struct *task;
- unsigned call_frame:1;
-};
-
-#define UNW_PC(frame) (frame)->regs.rip
-#define UNW_SP(frame) (frame)->regs.rsp
-#ifdef CONFIG_FRAME_POINTER
-#define UNW_FP(frame) (frame)->regs.rbp
-#define FRAME_RETADDR_OFFSET 8
-#define FRAME_LINK_OFFSET 0
-#define STACK_BOTTOM(tsk) (((tsk)->thread.rsp0 - 1) & ~(THREAD_SIZE - 1))
-#define STACK_TOP(tsk) ((tsk)->thread.rsp0)
-#endif
-/* Might need to account for the special exception and interrupt handling
- stacks here, since normally
- EXCEPTION_STACK_ORDER < THREAD_ORDER < IRQSTACK_ORDER,
- but the construct is needed only for getting across the stack switch to
- the interrupt stack - thus considering the IRQ stack itself is unnecessary,
- and the overhead of comparing against all exception handling stacks seems
- not desirable. */
-#define STACK_LIMIT(ptr) (((ptr) - 1) & ~(THREAD_SIZE - 1))
-
-#define UNW_REGISTER_INFO \
- PTREGS_INFO(rax), \
- PTREGS_INFO(rdx), \
- PTREGS_INFO(rcx), \
- PTREGS_INFO(rbx), \
- PTREGS_INFO(rsi), \
- PTREGS_INFO(rdi), \
- PTREGS_INFO(rbp), \
- PTREGS_INFO(rsp), \
- PTREGS_INFO(r8), \
- PTREGS_INFO(r9), \
- PTREGS_INFO(r10), \
- PTREGS_INFO(r11), \
- PTREGS_INFO(r12), \
- PTREGS_INFO(r13), \
- PTREGS_INFO(r14), \
- PTREGS_INFO(r15), \
- PTREGS_INFO(rip)
-
-#define UNW_DEFAULT_RA(raItem, dataAlign) \
- ((raItem).where == Memory && \
- !((raItem).value * (dataAlign) + 8))
-
-static inline void arch_unw_init_frame_info(struct unwind_frame_info *info,
- /*const*/ struct pt_regs *regs)
-{
- info->regs = *regs;
-}
-
-static inline void arch_unw_init_blocked(struct unwind_frame_info *info)
-{
- extern const char thread_return[];
-
- memset(&info->regs, 0, sizeof(info->regs));
- info->regs.rip = (unsigned long)thread_return;
- info->regs.cs = __KERNEL_CS;
- __get_user(info->regs.rbp, (unsigned long *)info->task->thread.rsp);
- info->regs.rsp = info->task->thread.rsp;
- info->regs.ss = __KERNEL_DS;
-}
-
-extern int arch_unwind_init_running(struct unwind_frame_info *,
- int (*callback)(struct unwind_frame_info *,
- void *arg),
- void *arg);
-
-static inline int arch_unw_user_mode(const struct unwind_frame_info *info)
-{
- return user_mode(&info->regs)
- || (long)info->regs.rip >= 0
- || (info->regs.rip >= VSYSCALL_START && info->regs.rip < VSYSCALL_END)
- || (long)info->regs.rsp >= 0;
-}
-
-#else
-
#define UNW_PC(frame) ((void)(frame), 0UL)
#define UNW_SP(frame) ((void)(frame), 0UL)
@@ -103,6 +9,4 @@ static inline int arch_unw_user_mode(const void *info)
return 0;
}
-#endif
-
#endif /* _ASM_X86_64_UNWIND_H */
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-23 14:32:31 +0000