Annotate i386/kernel/entry.S with END/ENDPROC to assist disassemblers and
other analysis tools.
Signed-off-by: Jan Beulich <[EMAIL PROTECTED]>
--- linux-2.6.20-rc5/arch/i386/kernel/entry.S 2007-01-15 14:09:19.000000000
+0100
+++ 2.6.20-rc5-i386-entry-end/arch/i386/kernel/entry.S 2007-01-04
14:46:47.000000000 +0100
@@ -227,6 +227,7 @@ ENTRY(ret_from_fork)
CFI_ADJUST_CFA_OFFSET -4
jmp syscall_exit
CFI_ENDPROC
+END(ret_from_fork)
/*
* Return to user mode is not as complex as all this looks,
@@ -258,6 +259,7 @@ ENTRY(resume_userspace)
# int/exception return?
jne work_pending
jmp restore_all
+END(ret_from_exception)
#ifdef CONFIG_PREEMPT
ENTRY(resume_kernel)
@@ -272,6 +274,7 @@ need_resched:
jz restore_all
call preempt_schedule_irq
jmp need_resched
+END(resume_kernel)
#endif
CFI_ENDPROC
@@ -355,6 +358,7 @@ sysenter_past_esp:
.align 4
.long 1b,2b
.popsection
+ENDPROC(sysenter_entry)
# system call handler stub
ENTRY(system_call)
@@ -455,6 +459,7 @@ ldt_ss:
CFI_ADJUST_CFA_OFFSET -8
jmp restore_nocheck
CFI_ENDPROC
+ENDPROC(system_call)
# perform work that needs to be done immediately before resumption
ALIGN
@@ -500,6 +505,7 @@ work_notifysig_v86:
xorl %edx, %edx
call do_notify_resume
jmp resume_userspace_sig
+END(work_pending)
# perform syscall exit tracing
ALIGN
@@ -515,6 +521,7 @@ syscall_trace_entry:
cmpl $(nr_syscalls), %eax
jnae syscall_call
jmp syscall_exit
+END(syscall_trace_entry)
# perform syscall exit tracing
ALIGN
@@ -528,6 +535,7 @@ syscall_exit_work:
movl $1, %edx
call do_syscall_trace
jmp resume_userspace
+END(syscall_exit_work)
CFI_ENDPROC
RING0_INT_FRAME # can't unwind into user space anyway
@@ -538,10 +546,12 @@ syscall_fault:
GET_THREAD_INFO(%ebp)
movl $-EFAULT,PT_EAX(%esp)
jmp resume_userspace
+END(syscall_fault)
syscall_badsys:
movl $-ENOSYS,PT_EAX(%esp)
jmp resume_userspace
+END(syscall_badsys)
CFI_ENDPROC
#define FIXUP_ESPFIX_STACK \
@@ -577,9 +587,9 @@ syscall_badsys:
ENTRY(interrupt)
.text
-vector=0
ENTRY(irq_entries_start)
RING0_INT_FRAME
+vector=0
.rept NR_IRQS
ALIGN
.if vector
@@ -588,11 +598,16 @@ ENTRY(irq_entries_start)
1: pushl $~(vector)
CFI_ADJUST_CFA_OFFSET 4
jmp common_interrupt
-.data
+ .previous
.long 1b
-.text
+ .text
vector=vector+1
.endr
+END(irq_entries_start)
+
+.previous
+END(interrupt)
+.previous
/*
* the CPU automatically disables interrupts when executing an IRQ vector,
@@ -605,6 +620,7 @@ common_interrupt:
movl %esp,%eax
call do_IRQ
jmp ret_from_intr
+ENDPROC(common_interrupt)
CFI_ENDPROC
#define BUILD_INTERRUPT(name, nr) \
@@ -617,7 +633,8 @@ ENTRY(name) \
movl %esp,%eax; \
call smp_/**/name; \
jmp ret_from_intr; \
- CFI_ENDPROC
+ CFI_ENDPROC; \
+ENDPROC(name)
/* The include is where all of the SMP etc. interrupts come from */
#include "entry_arch.h"
@@ -688,6 +705,7 @@ ENTRY(coprocessor_error)
CFI_ADJUST_CFA_OFFSET 4
jmp error_code
CFI_ENDPROC
+END(coprocessor_error)
ENTRY(simd_coprocessor_error)
RING0_INT_FRAME
@@ -697,6 +715,7 @@ ENTRY(simd_coprocessor_error)
CFI_ADJUST_CFA_OFFSET 4
jmp error_code
CFI_ENDPROC
+END(simd_coprocessor_error)
ENTRY(device_not_available)
RING0_INT_FRAME
@@ -717,6 +736,7 @@ device_not_available_emulate:
CFI_ADJUST_CFA_OFFSET -4
jmp ret_from_exception
CFI_ENDPROC
+END(device_not_available)
/*
* Debug traps and NMI can happen at the one SYSENTER instruction
@@ -860,10 +880,12 @@ ENTRY(native_iret)
.align 4
.long 1b,iret_exc
.previous
+END(native_iret)
ENTRY(native_irq_enable_sysexit)
sti
sysexit
+END(native_irq_enable_sysexit)
#endif
KPROBE_ENTRY(int3)
@@ -886,6 +908,7 @@ ENTRY(overflow)
CFI_ADJUST_CFA_OFFSET 4
jmp error_code
CFI_ENDPROC
+END(overflow)
ENTRY(bounds)
RING0_INT_FRAME
@@ -895,6 +918,7 @@ ENTRY(bounds)
CFI_ADJUST_CFA_OFFSET 4
jmp error_code
CFI_ENDPROC
+END(bounds)
ENTRY(invalid_op)
RING0_INT_FRAME
@@ -904,6 +928,7 @@ ENTRY(invalid_op)
CFI_ADJUST_CFA_OFFSET 4
jmp error_code
CFI_ENDPROC
+END(invalid_op)
ENTRY(coprocessor_segment_overrun)
RING0_INT_FRAME
@@ -913,6 +938,7 @@ ENTRY(coprocessor_segment_overrun)
CFI_ADJUST_CFA_OFFSET 4
jmp error_code
CFI_ENDPROC
+END(coprocessor_segment_overrun)
ENTRY(invalid_TSS)
RING0_EC_FRAME
@@ -920,6 +946,7 @@ ENTRY(invalid_TSS)
CFI_ADJUST_CFA_OFFSET 4
jmp error_code
CFI_ENDPROC
+END(invalid_TSS)
ENTRY(segment_not_present)
RING0_EC_FRAME
@@ -927,6 +954,7 @@ ENTRY(segment_not_present)
CFI_ADJUST_CFA_OFFSET 4
jmp error_code
CFI_ENDPROC
+END(segment_not_present)
ENTRY(stack_segment)
RING0_EC_FRAME
@@ -934,6 +962,7 @@ ENTRY(stack_segment)
CFI_ADJUST_CFA_OFFSET 4
jmp error_code
CFI_ENDPROC
+END(stack_segment)
KPROBE_ENTRY(general_protection)
RING0_EC_FRAME
@@ -949,6 +978,7 @@ ENTRY(alignment_check)
CFI_ADJUST_CFA_OFFSET 4
jmp error_code
CFI_ENDPROC
+END(alignment_check)
ENTRY(divide_error)
RING0_INT_FRAME
@@ -958,6 +988,7 @@ ENTRY(divide_error)
CFI_ADJUST_CFA_OFFSET 4
jmp error_code
CFI_ENDPROC
+END(divide_error)
#ifdef CONFIG_X86_MCE
ENTRY(machine_check)
@@ -968,6 +999,7 @@ ENTRY(machine_check)
CFI_ADJUST_CFA_OFFSET 4
jmp error_code
CFI_ENDPROC
+END(machine_check)
#endif
ENTRY(spurious_interrupt_bug)
@@ -978,6 +1010,7 @@ ENTRY(spurious_interrupt_bug)
CFI_ADJUST_CFA_OFFSET 4
jmp error_code
CFI_ENDPROC
+END(spurious_interrupt_bug)
ENTRY(kernel_thread_helper)
pushl $0 # fake return address for unwinder
-
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