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| author | Marcelo Tosatti <mtosatti@redhat.com> | 2012-10-29 19:15:32 -0200 |
|---|---|---|
| committer | Marcelo Tosatti <mtosatti@redhat.com> | 2012-10-29 19:15:32 -0200 |
| commit | 19bf7f8ac3f8131100027281c495dbbe00cd5ae0 (patch) | |
| tree | 270b97e3ca47c0f62a1babca2ae37f79a76a309c /arch/mn10300/kernel/entry.S | |
| parent | 787c57c0fb393fe8a3974d300ddcfe30373386fe (diff) | |
| parent | 35fd3dc58da675d659513384221349ef90749a01 (diff) | |
| download | op-kernel-dev-19bf7f8ac3f8131100027281c495dbbe00cd5ae0.zip op-kernel-dev-19bf7f8ac3f8131100027281c495dbbe00cd5ae0.tar.gz | |
Merge remote-tracking branch 'master' into queue
Merge reason: development work has dependency on kvm patches merged
upstream.
Conflicts:
arch/powerpc/include/asm/Kbuild
arch/powerpc/include/asm/kvm_para.h
Signed-off-by: Marcelo Tosatti <mtosatti@redhat.com>
Diffstat (limited to 'arch/mn10300/kernel/entry.S')
| -rw-r--r-- | arch/mn10300/kernel/entry.S | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/arch/mn10300/kernel/entry.S b/arch/mn10300/kernel/entry.S index 8e11f9f..0c631d3 100644 --- a/arch/mn10300/kernel/entry.S +++ b/arch/mn10300/kernel/entry.S @@ -55,6 +55,20 @@ ENTRY(ret_from_fork) mov d0,(REG_D0,fp) jmp syscall_exit +ENTRY(ret_from_kernel_thread) + call schedule_tail[],0 + mov (REG_D0,fp),d0 + mov (REG_A0,fp),a0 + calls (a0) + jmp sys_exit + +ENTRY(ret_from_kernel_execve) + add -12,d0 /* pt_regs -> frame */ + mov d0,sp + GET_THREAD_INFO a2 + clr d0 + jmp syscall_exit + ############################################################################### # # system call handler @@ -94,6 +108,10 @@ restore_all: ############################################################################### ALIGN syscall_exit_work: + mov (REG_EPSW,fp),d0 + and EPSW_nSL,d0 + beq resume_kernel # returning to supervisor mode + btst _TIF_SYSCALL_TRACE,d2 beq work_pending LOCAL_IRQ_ENABLE # could let syscall_trace_exit() call |
