parisc: Reduce sigreturn trampoline to 3 instructions
authorHelge Deller <deller@gmx.de>
Tue, 7 Sep 2021 03:03:29 +0000 (05:03 +0200)
committerHelge Deller <deller@gmx.de>
Thu, 9 Sep 2021 10:44:31 +0000 (12:44 +0200)
commite4f2006f1287e7ea17660490569cff323772dac4
treecf94f68fbc02ba42c6d5a6a1b325a8bb8b67d534
parent3e4a1aff2a97cb4fd7f0268e4b69e8c9d3641277
parisc: Reduce sigreturn trampoline to 3 instructions

We can move the INSN_LDI_R20 instruction into the branch delay slot.

Signed-off-by: Helge Deller <deller@gmx.de>
arch/parisc/include/asm/rt_sigframe.h
arch/parisc/kernel/signal.c
arch/parisc/kernel/signal32.h