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From: Puranjay Mohan <puranjay12@gmail.com>
To: Alexei Starovoitov <ast@kernel.org>,
	Daniel Borkmann <daniel@iogearbox.net>,
	Andrii Nakryiko <andrii@kernel.org>,
	Martin KaFai Lau <martin.lau@linux.dev>,
	Song Liu <song@kernel.org>,
	Yonghong Song <yonghong.song@linux.dev>,
	John Fastabend <john.fastabend@gmail.com>,
	KP Singh <kpsingh@kernel.org>,
	Stanislav Fomichev <sdf@google.com>, Hao Luo <haoluo@google.com>,
	Jiri Olsa <jolsa@kernel.org>, Zi Shen Lim <zlim.lnx@gmail.com>,
	Catalin Marinas <catalin.marinas@arm.com>,
	Will Deacon <will@kernel.org>,
	bpf@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
	linux-kernel@vger.kernel.org,
	Kumar Kartikeya Dwivedi <memxor@gmail.com>
Cc: puranjay12@gmail.com
Subject: [PATCH bpf-next v2 0/1] bpf, arm64: Support Exceptions
Date: Sun, 17 Sep 2023 00:00:44 +0000	[thread overview]
Message-ID: <20230917000045.56377-1-puranjay12@gmail.com> (raw)

Changes in V1->V2:
V1: https://lore.kernel.org/all/20230912233942.6734-1-puranjay12@gmail.com/
- Remove exceptions from DENYLIST.aarch64 as they are supported now.

The base support for exceptions was merged with [1] and it was enabled for
x86-64.

This patch enables the support on ARM64, all sefltests are passing:

# ./test_progs -a exceptions
#74/1    exceptions/exception_throw_always_1:OK
#74/2    exceptions/exception_throw_always_2:OK
#74/3    exceptions/exception_throw_unwind_1:OK
#74/4    exceptions/exception_throw_unwind_2:OK
#74/5    exceptions/exception_throw_default:OK
#74/6    exceptions/exception_throw_default_value:OK
#74/7    exceptions/exception_tail_call:OK
#74/8    exceptions/exception_ext:OK
#74/9    exceptions/exception_ext_mod_cb_runtime:OK
#74/10   exceptions/exception_throw_subprog:OK
#74/11   exceptions/exception_assert_nz_gfunc:OK
#74/12   exceptions/exception_assert_zero_gfunc:OK
#74/13   exceptions/exception_assert_neg_gfunc:OK
#74/14   exceptions/exception_assert_pos_gfunc:OK
#74/15   exceptions/exception_assert_negeq_gfunc:OK
#74/16   exceptions/exception_assert_poseq_gfunc:OK
#74/17   exceptions/exception_assert_nz_gfunc_with:OK
#74/18   exceptions/exception_assert_zero_gfunc_with:OK
#74/19   exceptions/exception_assert_neg_gfunc_with:OK
#74/20   exceptions/exception_assert_pos_gfunc_with:OK
#74/21   exceptions/exception_assert_negeq_gfunc_with:OK
#74/22   exceptions/exception_assert_poseq_gfunc_with:OK
#74/23   exceptions/exception_bad_assert_nz_gfunc:OK
#74/24   exceptions/exception_bad_assert_zero_gfunc:OK
#74/25   exceptions/exception_bad_assert_neg_gfunc:OK
#74/26   exceptions/exception_bad_assert_pos_gfunc:OK
#74/27   exceptions/exception_bad_assert_negeq_gfunc:OK
#74/28   exceptions/exception_bad_assert_poseq_gfunc:OK
#74/29   exceptions/exception_bad_assert_nz_gfunc_with:OK
#74/30   exceptions/exception_bad_assert_zero_gfunc_with:OK
#74/31   exceptions/exception_bad_assert_neg_gfunc_with:OK
#74/32   exceptions/exception_bad_assert_pos_gfunc_with:OK
#74/33   exceptions/exception_bad_assert_negeq_gfunc_with:OK
#74/34   exceptions/exception_bad_assert_poseq_gfunc_with:OK
#74/35   exceptions/exception_assert_range:OK
#74/36   exceptions/exception_assert_range_with:OK
#74/37   exceptions/exception_bad_assert_range:OK
#74/38   exceptions/exception_bad_assert_range_with:OK
#74/39   exceptions/non-throwing fentry -> exception_cb:OK
#74/40   exceptions/throwing fentry -> exception_cb:OK
#74/41   exceptions/non-throwing fexit -> exception_cb:OK
#74/42   exceptions/throwing fexit -> exception_cb:OK
#74/43   exceptions/throwing extension (with custom cb) -> exception_cb:OK
#74/44   exceptions/throwing extension -> global func in exception_cb:OK
#74/45   exceptions/exception_ext_mod_cb_runtime:OK
#74/46   exceptions/throwing extension (with custom cb) -> global func in exception_cb:OK
#74/47   exceptions/exception_ext:OK
#74/48   exceptions/non-throwing fentry -> non-throwing subprog:OK
#74/49   exceptions/throwing fentry -> non-throwing subprog:OK
#74/50   exceptions/non-throwing fentry -> throwing subprog:OK
#74/51   exceptions/throwing fentry -> throwing subprog:OK
#74/52   exceptions/non-throwing fexit -> non-throwing subprog:OK
#74/53   exceptions/throwing fexit -> non-throwing subprog:OK
#74/54   exceptions/non-throwing fexit -> throwing subprog:OK
#74/55   exceptions/throwing fexit -> throwing subprog:OK
#74/56   exceptions/non-throwing fmod_ret -> non-throwing subprog:OK
#74/57   exceptions/non-throwing fmod_ret -> non-throwing global subprog:OK
#74/58   exceptions/non-throwing extension -> non-throwing subprog:OK
#74/59   exceptions/non-throwing extension -> throwing subprog:OK
#74/60   exceptions/non-throwing extension -> non-throwing subprog:OK
#74/61   exceptions/non-throwing extension -> throwing global subprog:OK
#74/62   exceptions/throwing extension -> throwing global subprog:OK
#74/63   exceptions/throwing extension -> non-throwing global subprog:OK
#74/64   exceptions/non-throwing extension -> main subprog:OK
#74/65   exceptions/throwing extension -> main subprog:OK
#74/66   exceptions/reject_exception_cb_type_1:OK
#74/67   exceptions/reject_exception_cb_type_2:OK
#74/68   exceptions/reject_exception_cb_type_3:OK
#74/69   exceptions/reject_exception_cb_type_4:OK
#74/70   exceptions/reject_async_callback_throw:OK
#74/71   exceptions/reject_with_lock:OK
#74/72   exceptions/reject_subprog_with_lock:OK
#74/73   exceptions/reject_with_rcu_read_lock:OK
#74/74   exceptions/reject_subprog_with_rcu_read_lock:OK
#74/75   exceptions/reject_with_rbtree_add_throw:OK
#74/76   exceptions/reject_with_reference:OK
#74/77   exceptions/reject_with_cb_reference:OK
#74/78   exceptions/reject_with_cb:OK
#74/79   exceptions/reject_with_subprog_reference:OK
#74/80   exceptions/reject_throwing_exception_cb:OK
#74/81   exceptions/reject_exception_cb_call_global_func:OK
#74/82   exceptions/reject_exception_cb_call_static_func:OK
#74/83   exceptions/reject_multiple_exception_cb:OK
#74/84   exceptions/reject_exception_throw_cb:OK
#74/85   exceptions/reject_exception_throw_cb_diff:OK
#74/86   exceptions/reject_set_exception_cb_bad_ret1:OK
#74/87   exceptions/reject_set_exception_cb_bad_ret2:OK
#74/88   exceptions/check_assert_eq_int_min:OK
#74/89   exceptions/check_assert_eq_int_max:OK
#74/90   exceptions/check_assert_eq_zero:OK
#74/91   exceptions/check_assert_eq_llong_min:OK
#74/92   exceptions/check_assert_eq_llong_max:OK
#74/93   exceptions/check_assert_lt_pos:OK
#74/94   exceptions/check_assert_lt_zero:OK
#74/95   exceptions/check_assert_lt_neg:OK
#74/96   exceptions/check_assert_le_pos:OK
#74/97   exceptions/check_assert_le_zero:OK
#74/98   exceptions/check_assert_le_neg:OK
#74/99   exceptions/check_assert_gt_pos:OK
#74/100  exceptions/check_assert_gt_zero:OK
#74/101  exceptions/check_assert_gt_neg:OK
#74/102  exceptions/check_assert_ge_pos:OK
#74/103  exceptions/check_assert_ge_zero:OK
#74/104  exceptions/check_assert_ge_neg:OK
#74/105  exceptions/check_assert_range_s64:OK
#74/106  exceptions/check_assert_range_u64:OK
#74/107  exceptions/check_assert_single_range_s64:OK
#74/108  exceptions/check_assert_single_range_u64:OK
#74/109  exceptions/check_assert_generic:OK
#74/110  exceptions/check_assert_with_return:OK
#74      exceptions:OK
Summary: 1/110 PASSED, 0 SKIPPED, 0 FAILED

[1] https://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf-next.git/commit/?h=for-next&id=ec6f1b4db95b7eedb3fe85f4f14e08fa0e9281c3

Puranjay Mohan (1):
  bpf, arm64: support exceptions

 arch/arm64/net/bpf_jit_comp.c                | 98 ++++++++++++++++----
 tools/testing/selftests/bpf/DENYLIST.aarch64 |  1 -
 2 files changed, 79 insertions(+), 20 deletions(-)

-- 
2.40.1


WARNING: multiple messages have this Message-ID (diff)
From: Puranjay Mohan <puranjay12@gmail.com>
To: Alexei Starovoitov <ast@kernel.org>,
	Daniel Borkmann <daniel@iogearbox.net>,
	Andrii Nakryiko <andrii@kernel.org>,
	Martin KaFai Lau <martin.lau@linux.dev>,
	Song Liu <song@kernel.org>,
	Yonghong Song <yonghong.song@linux.dev>,
	John Fastabend <john.fastabend@gmail.com>,
	KP Singh <kpsingh@kernel.org>,
	Stanislav Fomichev <sdf@google.com>, Hao Luo <haoluo@google.com>,
	Jiri Olsa <jolsa@kernel.org>, Zi Shen Lim <zlim.lnx@gmail.com>,
	Catalin Marinas <catalin.marinas@arm.com>,
	Will Deacon <will@kernel.org>,
	bpf@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
	linux-kernel@vger.kernel.org,
	Kumar Kartikeya Dwivedi <memxor@gmail.com>
Cc: puranjay12@gmail.com
Subject: [PATCH bpf-next v2 0/1] bpf, arm64: Support Exceptions
Date: Sun, 17 Sep 2023 00:00:44 +0000	[thread overview]
Message-ID: <20230917000045.56377-1-puranjay12@gmail.com> (raw)

Changes in V1->V2:
V1: https://lore.kernel.org/all/20230912233942.6734-1-puranjay12@gmail.com/
- Remove exceptions from DENYLIST.aarch64 as they are supported now.

The base support for exceptions was merged with [1] and it was enabled for
x86-64.

This patch enables the support on ARM64, all sefltests are passing:

# ./test_progs -a exceptions
#74/1    exceptions/exception_throw_always_1:OK
#74/2    exceptions/exception_throw_always_2:OK
#74/3    exceptions/exception_throw_unwind_1:OK
#74/4    exceptions/exception_throw_unwind_2:OK
#74/5    exceptions/exception_throw_default:OK
#74/6    exceptions/exception_throw_default_value:OK
#74/7    exceptions/exception_tail_call:OK
#74/8    exceptions/exception_ext:OK
#74/9    exceptions/exception_ext_mod_cb_runtime:OK
#74/10   exceptions/exception_throw_subprog:OK
#74/11   exceptions/exception_assert_nz_gfunc:OK
#74/12   exceptions/exception_assert_zero_gfunc:OK
#74/13   exceptions/exception_assert_neg_gfunc:OK
#74/14   exceptions/exception_assert_pos_gfunc:OK
#74/15   exceptions/exception_assert_negeq_gfunc:OK
#74/16   exceptions/exception_assert_poseq_gfunc:OK
#74/17   exceptions/exception_assert_nz_gfunc_with:OK
#74/18   exceptions/exception_assert_zero_gfunc_with:OK
#74/19   exceptions/exception_assert_neg_gfunc_with:OK
#74/20   exceptions/exception_assert_pos_gfunc_with:OK
#74/21   exceptions/exception_assert_negeq_gfunc_with:OK
#74/22   exceptions/exception_assert_poseq_gfunc_with:OK
#74/23   exceptions/exception_bad_assert_nz_gfunc:OK
#74/24   exceptions/exception_bad_assert_zero_gfunc:OK
#74/25   exceptions/exception_bad_assert_neg_gfunc:OK
#74/26   exceptions/exception_bad_assert_pos_gfunc:OK
#74/27   exceptions/exception_bad_assert_negeq_gfunc:OK
#74/28   exceptions/exception_bad_assert_poseq_gfunc:OK
#74/29   exceptions/exception_bad_assert_nz_gfunc_with:OK
#74/30   exceptions/exception_bad_assert_zero_gfunc_with:OK
#74/31   exceptions/exception_bad_assert_neg_gfunc_with:OK
#74/32   exceptions/exception_bad_assert_pos_gfunc_with:OK
#74/33   exceptions/exception_bad_assert_negeq_gfunc_with:OK
#74/34   exceptions/exception_bad_assert_poseq_gfunc_with:OK
#74/35   exceptions/exception_assert_range:OK
#74/36   exceptions/exception_assert_range_with:OK
#74/37   exceptions/exception_bad_assert_range:OK
#74/38   exceptions/exception_bad_assert_range_with:OK
#74/39   exceptions/non-throwing fentry -> exception_cb:OK
#74/40   exceptions/throwing fentry -> exception_cb:OK
#74/41   exceptions/non-throwing fexit -> exception_cb:OK
#74/42   exceptions/throwing fexit -> exception_cb:OK
#74/43   exceptions/throwing extension (with custom cb) -> exception_cb:OK
#74/44   exceptions/throwing extension -> global func in exception_cb:OK
#74/45   exceptions/exception_ext_mod_cb_runtime:OK
#74/46   exceptions/throwing extension (with custom cb) -> global func in exception_cb:OK
#74/47   exceptions/exception_ext:OK
#74/48   exceptions/non-throwing fentry -> non-throwing subprog:OK
#74/49   exceptions/throwing fentry -> non-throwing subprog:OK
#74/50   exceptions/non-throwing fentry -> throwing subprog:OK
#74/51   exceptions/throwing fentry -> throwing subprog:OK
#74/52   exceptions/non-throwing fexit -> non-throwing subprog:OK
#74/53   exceptions/throwing fexit -> non-throwing subprog:OK
#74/54   exceptions/non-throwing fexit -> throwing subprog:OK
#74/55   exceptions/throwing fexit -> throwing subprog:OK
#74/56   exceptions/non-throwing fmod_ret -> non-throwing subprog:OK
#74/57   exceptions/non-throwing fmod_ret -> non-throwing global subprog:OK
#74/58   exceptions/non-throwing extension -> non-throwing subprog:OK
#74/59   exceptions/non-throwing extension -> throwing subprog:OK
#74/60   exceptions/non-throwing extension -> non-throwing subprog:OK
#74/61   exceptions/non-throwing extension -> throwing global subprog:OK
#74/62   exceptions/throwing extension -> throwing global subprog:OK
#74/63   exceptions/throwing extension -> non-throwing global subprog:OK
#74/64   exceptions/non-throwing extension -> main subprog:OK
#74/65   exceptions/throwing extension -> main subprog:OK
#74/66   exceptions/reject_exception_cb_type_1:OK
#74/67   exceptions/reject_exception_cb_type_2:OK
#74/68   exceptions/reject_exception_cb_type_3:OK
#74/69   exceptions/reject_exception_cb_type_4:OK
#74/70   exceptions/reject_async_callback_throw:OK
#74/71   exceptions/reject_with_lock:OK
#74/72   exceptions/reject_subprog_with_lock:OK
#74/73   exceptions/reject_with_rcu_read_lock:OK
#74/74   exceptions/reject_subprog_with_rcu_read_lock:OK
#74/75   exceptions/reject_with_rbtree_add_throw:OK
#74/76   exceptions/reject_with_reference:OK
#74/77   exceptions/reject_with_cb_reference:OK
#74/78   exceptions/reject_with_cb:OK
#74/79   exceptions/reject_with_subprog_reference:OK
#74/80   exceptions/reject_throwing_exception_cb:OK
#74/81   exceptions/reject_exception_cb_call_global_func:OK
#74/82   exceptions/reject_exception_cb_call_static_func:OK
#74/83   exceptions/reject_multiple_exception_cb:OK
#74/84   exceptions/reject_exception_throw_cb:OK
#74/85   exceptions/reject_exception_throw_cb_diff:OK
#74/86   exceptions/reject_set_exception_cb_bad_ret1:OK
#74/87   exceptions/reject_set_exception_cb_bad_ret2:OK
#74/88   exceptions/check_assert_eq_int_min:OK
#74/89   exceptions/check_assert_eq_int_max:OK
#74/90   exceptions/check_assert_eq_zero:OK
#74/91   exceptions/check_assert_eq_llong_min:OK
#74/92   exceptions/check_assert_eq_llong_max:OK
#74/93   exceptions/check_assert_lt_pos:OK
#74/94   exceptions/check_assert_lt_zero:OK
#74/95   exceptions/check_assert_lt_neg:OK
#74/96   exceptions/check_assert_le_pos:OK
#74/97   exceptions/check_assert_le_zero:OK
#74/98   exceptions/check_assert_le_neg:OK
#74/99   exceptions/check_assert_gt_pos:OK
#74/100  exceptions/check_assert_gt_zero:OK
#74/101  exceptions/check_assert_gt_neg:OK
#74/102  exceptions/check_assert_ge_pos:OK
#74/103  exceptions/check_assert_ge_zero:OK
#74/104  exceptions/check_assert_ge_neg:OK
#74/105  exceptions/check_assert_range_s64:OK
#74/106  exceptions/check_assert_range_u64:OK
#74/107  exceptions/check_assert_single_range_s64:OK
#74/108  exceptions/check_assert_single_range_u64:OK
#74/109  exceptions/check_assert_generic:OK
#74/110  exceptions/check_assert_with_return:OK
#74      exceptions:OK
Summary: 1/110 PASSED, 0 SKIPPED, 0 FAILED

[1] https://git.kernel.org/pub/scm/linux/kernel/git/bpf/bpf-next.git/commit/?h=for-next&id=ec6f1b4db95b7eedb3fe85f4f14e08fa0e9281c3

Puranjay Mohan (1):
  bpf, arm64: support exceptions

 arch/arm64/net/bpf_jit_comp.c                | 98 ++++++++++++++++----
 tools/testing/selftests/bpf/DENYLIST.aarch64 |  1 -
 2 files changed, 79 insertions(+), 20 deletions(-)

-- 
2.40.1


_______________________________________________
linux-arm-kernel mailing list
linux-arm-kernel@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/linux-arm-kernel

             reply	other threads:[~2023-09-17  0:02 UTC|newest]

Thread overview: 24+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2023-09-17  0:00 Puranjay Mohan [this message]
2023-09-17  0:00 ` [PATCH bpf-next v2 0/1] bpf, arm64: Support Exceptions Puranjay Mohan
2023-09-17  0:00 ` [PATCH bpf-next v2 1/1] bpf, arm64: support exceptions Puranjay Mohan
2023-09-17  0:00   ` Puranjay Mohan
2023-09-17  1:50   ` Kumar Kartikeya Dwivedi
2023-09-17  1:50     ` Kumar Kartikeya Dwivedi
2023-09-18 14:15   ` Xu Kuohai
2023-09-18 14:15     ` Xu Kuohai
2023-09-21 13:16     ` Puranjay Mohan
2023-09-21 13:16       ` Puranjay Mohan
2023-09-21 13:53       ` Xu Kuohai
2023-09-21 13:53         ` Xu Kuohai
2023-09-21 14:28         ` Puranjay Mohan
2023-09-21 14:28           ` Puranjay Mohan
2023-11-02 16:59   ` Mark Rutland
2023-11-02 16:59     ` Mark Rutland
2023-11-06  9:04     ` Puranjay Mohan
2023-11-06  9:04       ` Puranjay Mohan
2023-11-08 10:32       ` Mark Rutland
2023-11-08 10:32         ` Mark Rutland
2023-11-13 22:53         ` Puranjay Mohan
2023-11-13 22:53           ` Puranjay Mohan
2023-11-16 17:03           ` Mark Rutland
2023-11-16 17:03             ` Mark Rutland

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