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hw_x86_64: Continue execution of the kernel

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The instruction pointer is the first field of the master context and can
directly be used as a jump argument, which avoids additional register
copy operations.
This commit is contained in:
Adrian-Ken Rueegsegger
2015-02-20 16:13:58 +01:00
committed by Christian Helmuth
parent ecfb954eb9
commit 16a15237a4
1 changed files with 1 additions and 1 deletions
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repos/base-hw/src/core/spec/x86_64/mode_transition.s
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@ -135,7 +135,7 @@
/* Restore kernel stack and continue kernel execution */ /* Restore kernel stack and continue kernel execution */
mov _mt_master_context_begin+SP_OFFSET, %rsp mov _mt_master_context_begin+SP_OFFSET, %rsp
1: jmp 1b jmp *_mt_master_context_begin
.global _mt_user_entry_pic .global _mt_user_entry_pic
_mt_user_entry_pic: _mt_user_entry_pic: