Puranjay Mohan 48a8f78c50 bpf, riscv: use prog pack allocator in the BPF JIT ... Use bpf_jit_binary_pack_alloc() for memory management of JIT binaries in RISCV BPF JIT. The bpf_jit_binary_pack_alloc creates a pair of RW and RX buffers. The JIT writes the program into the RW buffer. When the JIT is done, the program is copied to the final RX buffer with bpf_jit_binary_pack_finalize. Implement bpf_arch_text_copy() and bpf_arch_text_invalidate() for RISCV JIT as these functions are required by bpf_jit_binary_pack allocator. Signed-off-by: Puranjay Mohan <puranjay12@gmail.com> Reviewed-by: Song Liu <song@kernel.org> Reviewed-by: Pu Lehui <pulehui@huawei.com> Acked-by: Björn Töpel <bjorn@kernel.org> Tested-by: Björn Töpel <bjorn@rivosinc.com> Acked-by: Daniel Borkmann <daniel@iogearbox.net> Link: https://lore.kernel.org/r/20230831131229.497941-5-puranjay12@gmail.com Signed-off-by: Palmer Dabbelt <palmer@rivosinc.com>		2023-09-06 06:26:07 -07:00
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bpf_jit.h	bpf, riscv: use prog pack allocator in the BPF JIT	2023-09-06 06:26:07 -07:00
bpf_jit_comp32.c	bpf: Change value of MAX_TAIL_CALL_CNT from 32 to 33	2021-11-16 14:03:15 +01:00
bpf_jit_comp64.c	bpf, riscv: use prog pack allocator in the BPF JIT	2023-09-06 06:26:07 -07:00
bpf_jit_core.c	bpf, riscv: use prog pack allocator in the BPF JIT	2023-09-06 06:26:07 -07:00
Makefile	riscv, bpf: Add RV32G eBPF JIT	2020-03-05 16:13:47 +01:00