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powerpc: Non relocatable system call doesn't need a trampoline 

We need to use a trampoline when using LOAD_HANDLER(), because the
destination needs to be in the first 64kB. An absolute branch has
no such limitations, so just jump there.

Signed-off-by: Anton Blanchard <anton@samba.org>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
hifive-unleashed-5.1
Anton Blanchard 2015-05-26 15:46:55 +10:00 committed by Michael Ellerman
parent 05b05f28fb
commit d20be433e6
1 changed files with 1 additions and 1 deletions
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arch/powerpc/kernel/exceptions-64s.S
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@ -79,7 +79,7 @@ END_FTR_SECTION_IFSET(CPU_FTR_REAL_LE) \
mfspr r12,SPRN_SRR1 ; \
li r10,MSR_RI ; \
mtmsrd r10,1 ; /* Set RI (EE=0) */ \
b system_call_entry ;
b system_call_common ;
#endif
/*