diff options
author | Olof Johansson <olof@lixom.net> | 2012-09-05 18:35:48 -0400 |
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committer | Olof Johansson <olof@lixom.net> | 2012-09-05 18:35:48 -0400 |
commit | 1875962377574b4edb7b164001e3e341c25290d5 (patch) | |
tree | 374a5299403ec21e2d9a66a6548ce876a388b589 /arch/alpha/kernel/entry.S | |
parent | 5cbee140a28c2746449ae31e85738043ae4da927 (diff) | |
parent | c88a79a7789b2909ad1cf69ea2c9142030bbd6f4 (diff) |
Merge branch 'soc-core' of git://git.kernel.org/pub/scm/linux/kernel/git/horms/renesas into next/dt
* 'soc-core' of git://git.kernel.org/pub/scm/linux/kernel/git/horms/renesas:
ARM: mach-shmobile: Add compilation support for dtbs using 'make dtbs'
+ sync to 3.6-rc3
Diffstat (limited to 'arch/alpha/kernel/entry.S')
-rw-r--r-- | arch/alpha/kernel/entry.S | 161 |
1 files changed, 0 insertions, 161 deletions
diff --git a/arch/alpha/kernel/entry.S b/arch/alpha/kernel/entry.S index 6d159cee5f2f..ec0da0567ab5 100644 --- a/arch/alpha/kernel/entry.S +++ b/arch/alpha/kernel/entry.S | |||
@@ -663,58 +663,6 @@ kernel_thread: | |||
663 | br ret_to_kernel | 663 | br ret_to_kernel |
664 | .end kernel_thread | 664 | .end kernel_thread |
665 | 665 | ||
666 | /* | ||
667 | * kernel_execve(path, argv, envp) | ||
668 | */ | ||
669 | .align 4 | ||
670 | .globl kernel_execve | ||
671 | .ent kernel_execve | ||
672 | kernel_execve: | ||
673 | /* We can be called from a module. */ | ||
674 | ldgp $gp, 0($27) | ||
675 | lda $sp, -(32+SIZEOF_PT_REGS+8)($sp) | ||
676 | .frame $sp, 32+SIZEOF_PT_REGS+8, $26, 0 | ||
677 | stq $26, 0($sp) | ||
678 | stq $16, 8($sp) | ||
679 | stq $17, 16($sp) | ||
680 | stq $18, 24($sp) | ||
681 | .prologue 1 | ||
682 | |||
683 | lda $16, 32($sp) | ||
684 | lda $17, 0 | ||
685 | lda $18, SIZEOF_PT_REGS | ||
686 | bsr $26, memset !samegp | ||
687 | |||
688 | /* Avoid the HAE being gratuitously wrong, which would cause us | ||
689 | to do the whole turn off interrupts thing and restore it. */ | ||
690 | ldq $2, alpha_mv+HAE_CACHE | ||
691 | stq $2, 152+32($sp) | ||
692 | |||
693 | ldq $16, 8($sp) | ||
694 | ldq $17, 16($sp) | ||
695 | ldq $18, 24($sp) | ||
696 | lda $19, 32($sp) | ||
697 | bsr $26, do_execve !samegp | ||
698 | |||
699 | ldq $26, 0($sp) | ||
700 | bne $0, 1f /* error! */ | ||
701 | |||
702 | /* Move the temporary pt_regs struct from its current location | ||
703 | to the top of the kernel stack frame. See copy_thread for | ||
704 | details for a normal process. */ | ||
705 | lda $16, 0x4000 - SIZEOF_PT_REGS($8) | ||
706 | lda $17, 32($sp) | ||
707 | lda $18, SIZEOF_PT_REGS | ||
708 | bsr $26, memmove !samegp | ||
709 | |||
710 | /* Take that over as our new stack frame and visit userland! */ | ||
711 | lda $sp, 0x4000 - SIZEOF_PT_REGS($8) | ||
712 | br $31, ret_from_sys_call | ||
713 | |||
714 | 1: lda $sp, 32+SIZEOF_PT_REGS+8($sp) | ||
715 | ret | ||
716 | .end kernel_execve | ||
717 | |||
718 | 666 | ||
719 | /* | 667 | /* |
720 | * Special system calls. Most of these are special in that they either | 668 | * Special system calls. Most of these are special in that they either |
@@ -797,115 +745,6 @@ sys_rt_sigreturn: | |||
797 | .end sys_rt_sigreturn | 745 | .end sys_rt_sigreturn |
798 | 746 | ||
799 | .align 4 | 747 | .align 4 |
800 | .globl sys_sethae | ||
801 | .ent sys_sethae | ||
802 | sys_sethae: | ||
803 | .prologue 0 | ||
804 | stq $16, 152($sp) | ||
805 | ret | ||
806 | .end sys_sethae | ||
807 | |||
808 | .align 4 | ||
809 | .globl osf_getpriority | ||
810 | .ent osf_getpriority | ||
811 | osf_getpriority: | ||
812 | lda $sp, -16($sp) | ||
813 | stq $26, 0($sp) | ||
814 | .prologue 0 | ||
815 | |||
816 | jsr $26, sys_getpriority | ||
817 | |||
818 | ldq $26, 0($sp) | ||
819 | blt $0, 1f | ||
820 | |||
821 | /* Return value is the unbiased priority, i.e. 20 - prio. | ||
822 | This does result in negative return values, so signal | ||
823 | no error by writing into the R0 slot. */ | ||
824 | lda $1, 20 | ||
825 | stq $31, 16($sp) | ||
826 | subl $1, $0, $0 | ||
827 | unop | ||
828 | |||
829 | 1: lda $sp, 16($sp) | ||
830 | ret | ||
831 | .end osf_getpriority | ||
832 | |||
833 | .align 4 | ||
834 | .globl sys_getxuid | ||
835 | .ent sys_getxuid | ||
836 | sys_getxuid: | ||
837 | .prologue 0 | ||
838 | ldq $2, TI_TASK($8) | ||
839 | ldq $3, TASK_CRED($2) | ||
840 | ldl $0, CRED_UID($3) | ||
841 | ldl $1, CRED_EUID($3) | ||
842 | stq $1, 80($sp) | ||
843 | ret | ||
844 | .end sys_getxuid | ||
845 | |||
846 | .align 4 | ||
847 | .globl sys_getxgid | ||
848 | .ent sys_getxgid | ||
849 | sys_getxgid: | ||
850 | .prologue 0 | ||
851 | ldq $2, TI_TASK($8) | ||
852 | ldq $3, TASK_CRED($2) | ||
853 | ldl $0, CRED_GID($3) | ||
854 | ldl $1, CRED_EGID($3) | ||
855 | stq $1, 80($sp) | ||
856 | ret | ||
857 | .end sys_getxgid | ||
858 | |||
859 | .align 4 | ||
860 | .globl sys_getxpid | ||
861 | .ent sys_getxpid | ||
862 | sys_getxpid: | ||
863 | .prologue 0 | ||
864 | ldq $2, TI_TASK($8) | ||
865 | |||
866 | /* See linux/kernel/timer.c sys_getppid for discussion | ||
867 | about this loop. */ | ||
868 | ldq $3, TASK_GROUP_LEADER($2) | ||
869 | ldq $4, TASK_REAL_PARENT($3) | ||
870 | ldl $0, TASK_TGID($2) | ||
871 | 1: ldl $1, TASK_TGID($4) | ||
872 | #ifdef CONFIG_SMP | ||
873 | mov $4, $5 | ||
874 | mb | ||
875 | ldq $3, TASK_GROUP_LEADER($2) | ||
876 | ldq $4, TASK_REAL_PARENT($3) | ||
877 | cmpeq $4, $5, $5 | ||
878 | beq $5, 1b | ||
879 | #endif | ||
880 | stq $1, 80($sp) | ||
881 | ret | ||
882 | .end sys_getxpid | ||
883 | |||
884 | .align 4 | ||
885 | .globl sys_alpha_pipe | ||
886 | .ent sys_alpha_pipe | ||
887 | sys_alpha_pipe: | ||
888 | lda $sp, -16($sp) | ||
889 | stq $26, 0($sp) | ||
890 | .prologue 0 | ||
891 | |||
892 | mov $31, $17 | ||
893 | lda $16, 8($sp) | ||
894 | jsr $26, do_pipe_flags | ||
895 | |||
896 | ldq $26, 0($sp) | ||
897 | bne $0, 1f | ||
898 | |||
899 | /* The return values are in $0 and $20. */ | ||
900 | ldl $1, 12($sp) | ||
901 | ldl $0, 8($sp) | ||
902 | |||
903 | stq $1, 80+16($sp) | ||
904 | 1: lda $sp, 16($sp) | ||
905 | ret | ||
906 | .end sys_alpha_pipe | ||
907 | |||
908 | .align 4 | ||
909 | .globl sys_execve | 748 | .globl sys_execve |
910 | .ent sys_execve | 749 | .ent sys_execve |
911 | sys_execve: | 750 | sys_execve: |