diff mbox series

[RFC,2/2] mips: bpf: enable 32-bit eBPF JIT

Message ID 20210720231036.3740924-3-johan.almbladh@anyfinetworks.com (mailing list archive)
State Superseded
Headers show
Series mips: bpf: An eBPF JIT implementation for 32-bit MIPS | expand

Commit Message

Johan Almbladh July 20, 2021, 11:10 p.m. UTC 
This patch enables the new 32-bit eBPF JIT for MIPS. It also disables
the old cBPF JIT to so cBPF programs are converted to use the new JIT.

Signed-off-by: Johan Almbladh <johan.almbladh@anyfinetworks.com>
---
 arch/mips/Kconfig | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)
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Patch

diff --git a/arch/mips/Kconfig b/arch/mips/Kconfig
index cee6087cd686..b87184bf18df 100644
--- a/arch/mips/Kconfig
+++ b/arch/mips/Kconfig
@@ -55,7 +55,6 @@  config MIPS
 	select HAVE_ARCH_TRACEHOOK
 	select HAVE_ARCH_TRANSPARENT_HUGEPAGE if CPU_SUPPORTS_HUGEPAGES
 	select HAVE_ASM_MODVERSIONS
-	select HAVE_CBPF_JIT if !64BIT && !CPU_MICROMIPS
 	select HAVE_CONTEXT_TRACKING
 	select HAVE_TIF_NOHZ
 	select HAVE_C_RECORDMCOUNT
@@ -63,7 +62,9 @@  config MIPS
 	select HAVE_DEBUG_STACKOVERFLOW
 	select HAVE_DMA_CONTIGUOUS
 	select HAVE_DYNAMIC_FTRACE
-	select HAVE_EBPF_JIT if 64BIT && !CPU_MICROMIPS && TARGET_ISA_REV >= 2
+	select HAVE_EBPF_JIT if ((32BIT && TARGET_ISA_REV <= 5) || \
+	                         (64BIT && TARGET_ISA_REV >= 2)) && \
+	                        !CPU_MICROMIPS
 	select HAVE_EXIT_THREAD
 	select HAVE_FAST_GUP
 	select HAVE_FTRACE_MCOUNT_RECORD