linux/arch
Björn Töpel 7d1ef13fea riscv, bpf: Add support for far branching
This commit adds branch relaxation to the BPF JIT, and with that
support for far (offset greater than 12b) branching.

The branch relaxation requires more than two passes to converge. For
most programs it is three passes, but for larger programs it can be
more.

Signed-off-by: Björn Töpel <bjorn.topel@gmail.com>
Signed-off-by: Daniel Borkmann <daniel@iogearbox.net>
Reviewed-by: Luke Nelson <lukenels@cs.washington.edu>
Link: https://lore.kernel.org/bpf/20191216091343.23260-3-bjorn.topel@gmail.com
2019-12-19 16:03:30 +01:00
..
alpha alpha: use pgtable-nopud instead of 4level-fixup 2019-12-04 19:44:14 -08:00
arc ARC updates for 5.5-rc1 2019-12-04 19:06:18 -08:00
arm ARM: net: bpf: Improve prologue code sequence 2019-12-11 14:34:26 +01:00
arm64 bpf, x86, arm64: Enable jit by default when not built as always-on 2019-12-11 16:16:01 -08:00
c6x c6x: use pgtable-nopud instead of 4level-fixup 2019-12-04 19:44:15 -08:00
csky dma-mapping updates for 5.5-rc1 2019-11-28 11:16:43 -08:00
h8300 h8300: Move EXCEPTION_TABLE to RO_DATA segment 2019-11-04 18:12:55 +01:00
hexagon Kbuild updates for v5.5 2019-12-02 17:35:04 -08:00
ia64 drm msm + fixes for 5.5-rc1 2019-12-06 10:28:09 -08:00
m68k Merge branch 'for-next' of git://git.kernel.org/pub/scm/linux/kernel/git/gerg/m68knommu 2019-12-05 12:20:42 -08:00
microblaze microblaze: use pgtable-nopmd instead of 4level-fixup 2019-12-04 19:44:15 -08:00
mips arch: sembuf.h: make uapi asm/sembuf.h self-contained 2019-12-04 19:44:14 -08:00
nds32 nds32: use pgtable-nopmd instead of 4level-fixup 2019-12-04 19:44:15 -08:00
nios2 Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/ebiederm/user-namespace 2019-12-01 13:26:18 -08:00
openrisc OpenRISC updates for 5.5 2019-12-02 17:18:43 -08:00
parisc parisc/hugetlb: use pgtable-nopXd instead of 4level-fixup 2019-12-04 19:44:15 -08:00
powerpc powerpc updates for 5.5 #2 2019-12-06 13:36:31 -08:00
riscv riscv, bpf: Add support for far branching 2019-12-19 16:03:30 +01:00
s390 powerpc updates for 5.5 #2 2019-12-06 13:36:31 -08:00
sh Additional power management updates for 5.5-rc1 2019-12-04 10:48:09 -08:00
sparc sparc32: use pgtable-nopud instead of 4level-fixup 2019-12-04 19:44:15 -08:00
um um: add support for folded p4d page tables 2019-12-04 19:44:15 -08:00
unicore32 generic ioremap support 2019-11-28 10:57:12 -08:00
x86 bpf, x86: Align dispatcher branch targets to 16B 2019-12-13 13:09:32 -08:00
xtensa arch: sembuf.h: make uapi asm/sembuf.h self-contained 2019-12-04 19:44:14 -08:00
.gitignore
Kconfig arch/Kconfig: fix indentation 2019-12-04 19:44:12 -08:00