Merge with /pub/scm/linux/kernel/git/torvalds/linux-2.6.git

[linux-2.6-omap-h63xx.git] / arch / x86_64 / ia32 / ia32entry.S

diff --git a/arch/x86_64/ia32/ia32entry.S b/arch/x86_64/ia32/ia32entry.S
index e0eb0c712fe91fbddfc74beb9048eace392e1566..00dee176c08ef6cab15397fda3f0ebcf8819c549 100644 (file)
--- a/arch/x86_64/ia32/ia32entry.S
+++ b/arch/x86_64/ia32/ia32entry.S
@@ -35,6 +35,18 @@
        movq    %rax,R8(%rsp)
        .endm
 
+       .macro CFI_STARTPROC32 simple
+       CFI_STARTPROC   \simple
+       CFI_UNDEFINED   r8
+       CFI_UNDEFINED   r9
+       CFI_UNDEFINED   r10
+       CFI_UNDEFINED   r11
+       CFI_UNDEFINED   r12
+       CFI_UNDEFINED   r13
+       CFI_UNDEFINED   r14
+       CFI_UNDEFINED   r15
+       .endm
+
 /*
  * 32bit SYSENTER instruction entry.
  *
@@ -55,7 +67,7 @@
  * with the int 0x80 path.
  */    
 ENTRY(ia32_sysenter_target)
-       CFI_STARTPROC   simple
+       CFI_STARTPROC32 simple
        CFI_DEF_CFA     rsp,0
        CFI_REGISTER    rsp,rbp
        swapgs
@@ -92,6 +104,7 @@ ENTRY(ia32_sysenter_target)
        .quad 1b,ia32_badarg
        .previous       
        GET_THREAD_INFO(%r10)
+       orl    $TS_COMPAT,threadinfo_status(%r10)
        testl  $(_TIF_SYSCALL_TRACE|_TIF_SYSCALL_AUDIT|_TIF_SECCOMP),threadinfo_flags(%r10)
        CFI_REMEMBER_STATE
        jnz  sysenter_tracesys
@@ -105,6 +118,7 @@ sysenter_do_call:
        cli
        testl   $_TIF_ALLWORK_MASK,threadinfo_flags(%r10)
        jnz     int_ret_from_sys_call
+       andl    $~TS_COMPAT,threadinfo_status(%r10)
        /* clear IF, that popfq doesn't enable interrupts early */
        andl  $~0x200,EFLAGS-R11(%rsp) 
        RESTORE_ARGS 1,24,1,1,1,1
@@ -161,7 +175,7 @@ sysenter_tracesys:
  * with the int 0x80 path.     
  */    
 ENTRY(ia32_cstar_target)
-       CFI_STARTPROC   simple
+       CFI_STARTPROC32 simple
        CFI_DEF_CFA     rsp,0
        CFI_REGISTER    rip,rcx
        /*CFI_REGISTER  rflags,r11*/
@@ -191,6 +205,7 @@ ENTRY(ia32_cstar_target)
        .quad 1b,ia32_badarg
        .previous       
        GET_THREAD_INFO(%r10)
+       orl   $TS_COMPAT,threadinfo_status(%r10)
        testl $(_TIF_SYSCALL_TRACE|_TIF_SYSCALL_AUDIT|_TIF_SECCOMP),threadinfo_flags(%r10)
        CFI_REMEMBER_STATE
        jnz   cstar_tracesys
@@ -204,6 +219,7 @@ cstar_do_call:
        cli
        testl $_TIF_ALLWORK_MASK,threadinfo_flags(%r10)
        jnz  int_ret_from_sys_call
+       andl $~TS_COMPAT,threadinfo_status(%r10)
        RESTORE_ARGS 1,-ARG_SKIP,1,1,1
        movl RIP-ARGOFFSET(%rsp),%ecx
        CFI_REGISTER rip,rcx
@@ -276,6 +292,7 @@ ENTRY(ia32_syscall)
           this could be a problem. */
        SAVE_ARGS 0,0,1
        GET_THREAD_INFO(%r10)
+       orl   $TS_COMPAT,threadinfo_status(%r10)
        testl $(_TIF_SYSCALL_TRACE|_TIF_SYSCALL_AUDIT|_TIF_SECCOMP),threadinfo_flags(%r10)
        jnz ia32_tracesys
 ia32_do_syscall:       
@@ -318,7 +335,7 @@ quiet_ni_syscall:
        jmp  ia32_ptregs_common 
        .endm
 
-       CFI_STARTPROC
+       CFI_STARTPROC32
 
        PTREGSCALL stub32_rt_sigreturn, sys32_rt_sigreturn, %rdi
        PTREGSCALL stub32_sigreturn, sys32_sigreturn, %rdi
@@ -333,15 +350,26 @@ quiet_ni_syscall:
 
 ENTRY(ia32_ptregs_common)
        popq %r11
-       CFI_ADJUST_CFA_OFFSET -8
-       CFI_REGISTER rip, r11
+       CFI_ENDPROC
+       CFI_STARTPROC32 simple
+       CFI_DEF_CFA     rsp,SS+8-ARGOFFSET
+       CFI_REL_OFFSET  rax,RAX-ARGOFFSET
+       CFI_REL_OFFSET  rcx,RCX-ARGOFFSET
+       CFI_REL_OFFSET  rdx,RDX-ARGOFFSET
+       CFI_REL_OFFSET  rsi,RSI-ARGOFFSET
+       CFI_REL_OFFSET  rdi,RDI-ARGOFFSET
+       CFI_REL_OFFSET  rip,RIP-ARGOFFSET
+/*     CFI_REL_OFFSET  cs,CS-ARGOFFSET*/
+/*     CFI_REL_OFFSET  rflags,EFLAGS-ARGOFFSET*/
+       CFI_REL_OFFSET  rsp,RSP-ARGOFFSET
+/*     CFI_REL_OFFSET  ss,SS-ARGOFFSET*/
        SAVE_REST
        call *%rax
        RESTORE_REST
        jmp  ia32_sysret        /* misbalances the return cache */
        CFI_ENDPROC
 
-       .data
+       .section .rodata,"a"
        .align 8
        .globl ia32_sys_call_table
 ia32_sys_call_table:
@@ -608,7 +636,7 @@ ia32_sys_call_table:
        .quad sys_epoll_wait
        .quad sys_remap_file_pages
        .quad sys_set_tid_address
-       .quad sys32_timer_create
+       .quad compat_sys_timer_create
        .quad compat_sys_timer_settime  /* 260 */
        .quad compat_sys_timer_gettime
        .quad sys_timer_getoverrun
@@ -643,6 +671,23 @@ ia32_sys_call_table:
        .quad sys_inotify_init
        .quad sys_inotify_add_watch
        .quad sys_inotify_rm_watch
+       .quad sys_migrate_pages
+       .quad compat_sys_openat         /* 295 */
+       .quad sys_mkdirat
+       .quad sys_mknodat
+       .quad sys_fchownat
+       .quad compat_sys_futimesat
+       .quad sys32_fstatat             /* 300 */
+       .quad sys_unlinkat
+       .quad sys_renameat
+       .quad sys_linkat
+       .quad sys_symlinkat
+       .quad sys_readlinkat            /* 305 */
+       .quad sys_fchmodat
+       .quad sys_faccessat
+       .quad sys_ni_syscall            /* pselect6 for now */
+       .quad sys_ni_syscall            /* ppoll for now */
+       .quad sys_unshare               /* 310 */
 ia32_syscall_end:              
        .rept IA32_NR_syscalls-(ia32_syscall_end-ia32_sys_call_table)/8
                .quad ni_syscall