From: Mike Rapoport <rppt@kernel.org>
To: linux-kernel@vger.kernel.org
Cc: "Andrew Morton" <akpm@linux-foundation.org>,
"Björn Töpel" <bjorn@kernel.org>,
"Catalin Marinas" <catalin.marinas@arm.com>,
"Christophe Leroy" <christophe.leroy@csgroup.eu>,
"David S. Miller" <davem@davemloft.net>,
"Dinh Nguyen" <dinguyen@kernel.org>,
"Heiko Carstens" <hca@linux.ibm.com>,
"Helge Deller" <deller@gmx.de>,
"Huacai Chen" <chenhuacai@kernel.org>,
"Kent Overstreet" <kent.overstreet@linux.dev>,
"Luis Chamberlain" <mcgrof@kernel.org>,
"Mark Rutland" <mark.rutland@arm.com>,
"Michael Ellerman" <mpe@ellerman.id.au>,
"Mike Rapoport" <rppt@kernel.org>,
"Nadav Amit" <nadav.amit@gmail.com>,
"Naveen N. Rao" <naveen.n.rao@linux.ibm.com>,
"Palmer Dabbelt" <palmer@dabbelt.com>,
"Puranjay Mohan" <puranjay12@gmail.com>,
"Rick Edgecombe" <rick.p.edgecombe@intel.com>,
"Russell King" <linux@armlinux.org.uk>,
"Song Liu" <song@kernel.org>,
"Steven Rostedt" <rostedt@goodmis.org>,
"Thomas Bogendoerfer" <tsbogend@alpha.franken.de>,
"Thomas Gleixner" <tglx@linutronix.de>,
"Will Deacon" <will@kernel.org>,
bpf@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
linux-mips@vger.kernel.org, linux-mm@kvack.org,
linux-modules@vger.kernel.org, linux-parisc@vger.kernel.org,
linux-riscv@lists.infradead.org, linux-s390@vger.kernel.org,
linux-trace-kernel@vger.kernel.org,
linuxppc-dev@lists.ozlabs.org, loongarch@lists.linux.dev,
netdev@vger.kernel.org, sparclinux@vger.kernel.org,
x86@kernel.org
Subject: [PATCH v3 13/13] bpf: remove CONFIG_BPF_JIT dependency on CONFIG_MODULES of
Date: Mon, 18 Sep 2023 10:29:55 +0300 [thread overview]
Message-ID: <20230918072955.2507221-14-rppt@kernel.org> (raw)
In-Reply-To: <20230918072955.2507221-1-rppt@kernel.org>
From: "Mike Rapoport (IBM)" <rppt@kernel.org>
BPF just-in-time compiler depended on CONFIG_MODULES because it used
module_alloc() to allocate memory for the generated code.
Since code allocations are now implemented with execmem, drop dependency of
CONFIG_BPF_JIT on CONFIG_MODULES and make it select CONFIG_EXECMEM.
Suggested-by: Björn Töpel <bjorn@kernel.org>
Signed-off-by: Mike Rapoport (IBM) <rppt@kernel.org>
---
kernel/bpf/Kconfig | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/kernel/bpf/Kconfig b/kernel/bpf/Kconfig
index 6a906ff93006..5be11c906f93 100644
--- a/kernel/bpf/Kconfig
+++ b/kernel/bpf/Kconfig
@@ -42,7 +42,7 @@ config BPF_JIT
bool "Enable BPF Just In Time compiler"
depends on BPF
depends on HAVE_CBPF_JIT || HAVE_EBPF_JIT
- depends on MODULES
+ select EXECMEM
help
BPF programs are normally handled by a BPF interpreter. This option
allows the kernel to generate native code when a program is loaded
--
2.39.2
prev parent reply other threads:[~2023-09-18 7:32 UTC|newest]
Thread overview: 49+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-09-18 7:29 [PATCH v3 00/13] mm: jit/text allocator Mike Rapoport
2023-09-18 7:29 ` [PATCH v3 01/13] nios2: define virtual address space for modules Mike Rapoport
2023-09-18 7:29 ` [PATCH v3 02/13] mm: introduce execmem_text_alloc() and execmem_free() Mike Rapoport
2023-09-21 22:10 ` Song Liu
2023-09-23 15:42 ` Mike Rapoport
2023-09-21 22:14 ` Song Liu
2023-09-23 15:40 ` Mike Rapoport
2023-09-21 22:34 ` Song Liu
2023-09-23 15:38 ` Mike Rapoport
2023-09-23 22:36 ` Song Liu
2023-09-26 8:04 ` Mike Rapoport
2023-09-18 7:29 ` [PATCH v3 03/13] mm/execmem, arch: convert simple overrides of module_alloc to execmem Mike Rapoport
2023-10-04 0:29 ` Edgecombe, Rick P
2023-10-04 15:39 ` Edgecombe, Rick P
2023-10-05 5:26 ` Mike Rapoport
2023-10-05 18:09 ` Edgecombe, Rick P
2023-10-26 8:40 ` Mike Rapoport
2023-10-05 18:11 ` Edgecombe, Rick P
2023-09-18 7:29 ` [PATCH v3 04/13] mm/execmem, arch: convert remaining " Mike Rapoport
2023-10-04 0:29 ` Edgecombe, Rick P
2023-10-05 5:28 ` Mike Rapoport
2023-10-23 17:14 ` Will Deacon
2023-10-26 8:58 ` Mike Rapoport
2023-10-26 10:24 ` Will Deacon
2023-10-30 7:00 ` Mike Rapoport
2023-11-07 10:44 ` Will Deacon
2023-09-18 7:29 ` [PATCH v3 05/13] modules, execmem: drop module_alloc Mike Rapoport
2023-09-18 7:29 ` [PATCH v3 06/13] mm/execmem: introduce execmem_data_alloc() Mike Rapoport
2023-09-21 22:52 ` Song Liu
2023-09-22 7:16 ` Christophe Leroy
2023-09-22 8:55 ` Song Liu
2023-09-22 10:13 ` Christophe Leroy
2023-09-23 16:20 ` Mike Rapoport
2023-09-18 7:29 ` [PATCH v3 07/13] arm64, execmem: extend execmem_params for generated code allocations Mike Rapoport
2023-10-23 17:21 ` Will Deacon
2023-09-18 7:29 ` [PATCH v3 08/13] riscv: " Mike Rapoport
2023-09-22 10:37 ` Alexandre Ghiti
2023-09-23 16:23 ` Mike Rapoport
2023-09-18 7:29 ` [PATCH v3 09/13] powerpc: extend execmem_params for kprobes allocations Mike Rapoport
2023-09-21 22:30 ` Song Liu
2023-09-23 16:25 ` Mike Rapoport
2023-09-22 10:32 ` Christophe Leroy
2023-09-23 16:27 ` Mike Rapoport
2023-09-18 7:29 ` [PATCH v3 10/13] arch: make execmem setup available regardless of CONFIG_MODULES Mike Rapoport
2023-09-26 7:33 ` Arnd Bergmann
2023-09-26 8:32 ` Mike Rapoport
2023-09-18 7:29 ` [PATCH v3 11/13] x86/ftrace: enable dynamic ftrace without CONFIG_MODULES Mike Rapoport
2023-09-18 7:29 ` [PATCH v3 12/13] kprobes: remove dependency on CONFIG_MODULES Mike Rapoport
2023-09-18 7:29 ` Mike Rapoport [this message]
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