[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]
Message-Id: <20190203115132.8766-4-bjorn.topel@gmail.com>
Date: Sun, 3 Feb 2019 12:51:31 +0100
From: bjorn.topel@...il.com
To: linux-riscv@...ts.infradead.org, daniel@...earbox.net,
ast@...nel.org, netdev@...r.kernel.org
Cc: Björn Töpel <bjorn.topel@...il.com>,
palmer@...ive.com, hch@...radead.org
Subject: [PATCH bpf-next 3/3] bpf, doc: add RISC-V to filter.txt
From: Björn Töpel <bjorn.topel@...il.com>
Update Documentation/networking/filter.txt to mention RISC-V.
Signed-off-by: Björn Töpel <bjorn.topel@...il.com>
---
Documentation/networking/filter.txt | 16 +++++++++-------
1 file changed, 9 insertions(+), 7 deletions(-)
diff --git a/Documentation/networking/filter.txt b/Documentation/networking/filter.txt
index 01603bc2eff1..b5e060edfc38 100644
--- a/Documentation/networking/filter.txt
+++ b/Documentation/networking/filter.txt
@@ -464,10 +464,11 @@ breakpoints: 0 1
JIT compiler
------------
-The Linux kernel has a built-in BPF JIT compiler for x86_64, SPARC, PowerPC,
-ARM, ARM64, MIPS and s390 and can be enabled through CONFIG_BPF_JIT. The JIT
-compiler is transparently invoked for each attached filter from user space
-or for internal kernel users if it has been previously enabled by root:
+The Linux kernel has a built-in BPF JIT compiler for x86_64, SPARC,
+PowerPC, ARM, ARM64, MIPS, RISC-V and s390 and can be enabled through
+CONFIG_BPF_JIT. The JIT compiler is transparently invoked for each
+attached filter from user space or for internal kernel users if it has
+been previously enabled by root:
echo 1 > /proc/sys/net/core/bpf_jit_enable
@@ -603,9 +604,10 @@ got from bpf_prog_create(), and 'ctx' the given context (e.g.
skb pointer). All constraints and restrictions from bpf_check_classic() apply
before a conversion to the new layout is being done behind the scenes!
-Currently, the classic BPF format is being used for JITing on most 32-bit
-architectures, whereas x86-64, aarch64, s390x, powerpc64, sparc64, arm32 perform
-JIT compilation from eBPF instruction set.
+Currently, the classic BPF format is being used for JITing on most
+32-bit architectures, whereas x86-64, aarch64, s390x, powerpc64,
+sparc64, arm32, riscv (RV64G) perform JIT compilation from eBPF
+instruction set.
Some core changes of the new internal format:
--
2.19.1
Powered by blists - more mailing lists