From eacf4c0202654adfa94bbb17b5c5c77c0be14af8 Mon Sep 17 00:00:00 2001 From: Christophe Leroy Date: Tue, 20 Apr 2021 14:02:07 +0000 Subject: powerpc: Enable OPTPROBES on PPC32 For that, create a 32 bits version of patch_imm64_load_insns() and create a patch_imm_load_insns() which calls patch_imm32_load_insns() on PPC32 and patch_imm64_load_insns() on PPC64. Adapt optprobes_head.S for PPC32. Use PPC_LL/PPC_STL macros instead of raw ld/std, opt out things linked to paca and use stmw/lmw to save/restore registers. Signed-off-by: Christophe Leroy Signed-off-by: Michael Ellerman Link: https://lore.kernel.org/r/bad58c66859b2a475c0ad516b53164ae3b4853cd.1618927318.git.christophe.leroy@csgroup.eu --- arch/powerpc/Kconfig | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'arch/powerpc/Kconfig') diff --git a/arch/powerpc/Kconfig b/arch/powerpc/Kconfig index 475d77a6ebbe..d2e31a578e26 100644 --- a/arch/powerpc/Kconfig +++ b/arch/powerpc/Kconfig @@ -229,7 +229,7 @@ config PPC select HAVE_MOD_ARCH_SPECIFIC select HAVE_NMI if PERF_EVENTS || (PPC64 && PPC_BOOK3S) select HAVE_HARDLOCKUP_DETECTOR_ARCH if PPC64 && PPC_BOOK3S && SMP - select HAVE_OPTPROBES if PPC64 + select HAVE_OPTPROBES select HAVE_PERF_EVENTS select HAVE_PERF_EVENTS_NMI if PPC64 select HAVE_HARDLOCKUP_DETECTOR_PERF if PERF_EVENTS && HAVE_PERF_EVENTS_NMI && !HAVE_HARDLOCKUP_DETECTOR_ARCH -- cgit v1.2.3