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Tue, 14 Jan 2025 18:11:53 -0800 (PST) Received: from charlie.ba.rivosinc.com ([64.71.180.162]) by smtp.gmail.com with ESMTPSA id 98e67ed59e1d1-2f72c17fa71sm263169a91.18.2025.01.14.18.11.50 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 14 Jan 2025 18:11:52 -0800 (PST) From: Charlie Jenkins Date: Tue, 14 Jan 2025 18:08:21 -0800 Subject: [PATCH RFC] lib perf: Select syscall table at runtime Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Message-Id: <20250114-perf_syscall_arch_runtime-v1-1-5b304e408e11@rivosinc.com> X-B4-Tracking: v=1; b=H4sIAJQYh2cC/6tWKk4tykwtVrJSqFYqSi3LLM7MzwNyDHUUlJIzE vPSU3UzU4B8JSMDI1MDQ0MD3YLUorT44sri5MScnPjEouSM+KLSvJLM3FTdtLRUMzNLU0vTREM LJaD+gqLUtMwKsNnRSkFuzkqxtbUAyp5r9XAAAAA= X-Change-ID: 20250110-perf_syscall_arch_runtime-ffe669595a18 To: Peter Zijlstra , Ingo Molnar , Arnaldo Carvalho de Melo , Namhyung Kim , Mark Rutland , Alexander Shishkin , Jiri Olsa , Ian Rogers , Adrian Hunter , John Garry , Will Deacon , James Clark , Mike Leach , Leo Yan , Guo Ren , Paul Walmsley , Palmer Dabbelt , Albert Ou Cc: linux-kernel@vger.kernel.org, linux-perf-users@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-csky@vger.kernel.org, linux-riscv@lists.infradead.org, Charlie Jenkins X-Mailer: b4 0.14.2 X-Developer-Signature: v=1; a=openpgp-sha256; l=42339; i=charlie@rivosinc.com; h=from:subject:message-id; bh=Igy78QizbLBxZ9IhZg81N4G8O1p7LOePY3D+DOmNSJg=; b=owGbwMvMwCHWx5hUnlvL8Y3xtFoSQ3q7ZKS1yvSWKS7unpJSApZTnB0Tj3BbPgromf1E5lCcw 7EHB5Q6SlkYxDgYZMUUWXiuNTC33tEvOypaNgFmDisTyBAGLk4BmAjnNkaGd28vy2XvmKqQdenP pBkytzSnV1nYHqiXyHjm6/JWL+nHK0aG7572l9MSfHb9+3GsrvNS+/RLq32qDB6kdZ1wLri3SF6 EFQA= X-Developer-Key: i=charlie@rivosinc.com; a=openpgp; fpr=7D834FF11B1D8387E61C776FFB10D1F27D6B1354 Instead of compiling a single architecture's syscall table into libperf, build all of them and dynamically select the correct one. This helps move perf.data files around. Signed-off-by: Charlie Jenkins --- Arnaldo mentioned that it would be useful to have syscalls all compile together for testing purposes and to allow perf.data info to be moved around with syscall info [1]. I am less familiar with perf trace so this is an RFC. [1] https://lore.kernel.org/lkml/Z4EoUoxSYPnS_Hul@x1/ --- tools/build/Build.include | 11 ++-- tools/perf/Makefile.config | 2 +- tools/perf/Makefile.perf | 8 +++ tools/perf/arch/alpha/entry/syscalls/Kbuild | 2 +- .../arch/alpha/entry/syscalls/Makefile.syscalls | 4 +- tools/perf/arch/alpha/include/syscall_table.h | 2 +- tools/perf/arch/arc/entry/syscalls/Kbuild | 2 +- .../perf/arch/arc/entry/syscalls/Makefile.syscalls | 2 +- tools/perf/arch/arc/include/syscall_table.h | 2 +- tools/perf/arch/arm/entry/syscalls/Kbuild | 4 +- .../perf/arch/arm/entry/syscalls/Makefile.syscalls | 2 +- tools/perf/arch/arm/include/syscall_table.h | 2 +- tools/perf/arch/arm64/entry/syscalls/Kbuild | 4 +- .../arch/arm64/entry/syscalls/Makefile.syscalls | 6 +- tools/perf/arch/arm64/include/syscall_table.h | 9 +-- tools/perf/arch/csky/entry/syscalls/Kbuild | 2 +- .../arch/csky/entry/syscalls/Makefile.syscalls | 2 +- tools/perf/arch/csky/include/syscall_table.h | 2 +- tools/perf/arch/loongarch/entry/syscalls/Kbuild | 2 +- .../loongarch/entry/syscalls/Makefile.syscalls | 2 +- tools/perf/arch/loongarch/include/syscall_table.h | 2 +- tools/perf/arch/mips/entry/syscalls/Kbuild | 2 +- .../arch/mips/entry/syscalls/Makefile.syscalls | 4 +- tools/perf/arch/mips/include/syscall_table.h | 2 +- tools/perf/arch/parisc/entry/syscalls/Kbuild | 4 +- .../arch/parisc/entry/syscalls/Makefile.syscalls | 6 +- tools/perf/arch/parisc/include/syscall_table.h | 9 +-- tools/perf/arch/powerpc/entry/syscalls/Kbuild | 4 +- .../arch/powerpc/entry/syscalls/Makefile.syscalls | 6 +- tools/perf/arch/powerpc/include/syscall_table.h | 9 +-- tools/perf/arch/riscv/entry/syscalls/Kbuild | 3 +- .../arch/riscv/entry/syscalls/Makefile.syscalls | 4 +- tools/perf/arch/riscv/include/syscall_table.h | 9 +-- tools/perf/arch/s390/entry/syscalls/Kbuild | 2 +- .../arch/s390/entry/syscalls/Makefile.syscalls | 4 +- tools/perf/arch/s390/include/syscall_table.h | 2 +- tools/perf/arch/sh/entry/syscalls/Kbuild | 2 +- .../perf/arch/sh/entry/syscalls/Makefile.syscalls | 4 +- tools/perf/arch/sh/include/syscall_table.h | 2 +- tools/perf/arch/sparc/entry/syscalls/Kbuild | 4 +- .../arch/sparc/entry/syscalls/Makefile.syscalls | 6 +- tools/perf/arch/sparc/include/syscall_table.h | 9 +-- tools/perf/arch/x86/entry/syscalls/Kbuild | 4 +- .../perf/arch/x86/entry/syscalls/Makefile.syscalls | 6 +- tools/perf/arch/x86/include/syscall_table.h | 9 +-- tools/perf/arch/xtensa/entry/syscalls/Kbuild | 2 +- .../arch/xtensa/entry/syscalls/Makefile.syscalls | 4 +- tools/perf/arch/xtensa/include/syscall_table.h | 2 +- tools/perf/builtin-trace.c | 7 ++- tools/perf/scripts/Makefile.syscalls | 20 +++++-- tools/perf/scripts/syscalltbl.sh | 17 ++++-- tools/perf/trace/beauty/arch_syscall_names.c | 1 + tools/perf/trace/beauty/arch_syscall_names.sh | 49 ++++++++++++++++ tools/perf/util/env.c | 66 ++++++++++++++++++= +++- tools/perf/util/env.h | 1 + tools/perf/util/syscalltbl.c | 26 ++++++--- tools/perf/util/syscalltbl.h | 9 ++- 57 files changed, 261 insertions(+), 133 deletions(-) diff --git a/tools/build/Build.include b/tools/build/Build.include index e45b2eb0d24aff45bbec9cd430c5e83e73e1a918..373f48d6a9e70041b0e2314789a= 60ffdd6e5f68e 100644 --- a/tools/build/Build.include +++ b/tools/build/Build.include @@ -10,11 +10,12 @@ =20 ### # Convenient variables -comma :=3D , -squote :=3D ' -pound :=3D \# -empty :=3D -space :=3D $(empty) $(empty) +comma :=3D , +squote :=3D ' +pound :=3D \# +empty :=3D +space :=3D $(empty) $(empty) +underscore :=3D _ =20 ### # Name of target with a '.' as filename prefix. foo/bar.o =3D> foo/.bar.o diff --git a/tools/perf/Makefile.config b/tools/perf/Makefile.config index a148ca9efca912c588d470335a5a13afeb758206..a5ffa0cb414164fc03fe760019a= b65ec400afe06 100644 --- a/tools/perf/Makefile.config +++ b/tools/perf/Makefile.config @@ -28,7 +28,7 @@ include $(srctree)/tools/scripts/Makefile.arch =20 $(call detected_var,SRCARCH) =20 -CFLAGS +=3D -I$(OUTPUT)arch/$(SRCARCH)/include/generated +CFLAGS +=3D -I$(OUTPUT)arch/syscalls/include/generated =20 # Additional ARCH settings for ppc ifeq ($(SRCARCH),powerpc) diff --git a/tools/perf/Makefile.perf b/tools/perf/Makefile.perf index a449d0015536442273a9268b37be34e4757f577a..62b094c280e36d227b6f16c4a54= a87c252c01c36 100644 --- a/tools/perf/Makefile.perf +++ b/tools/perf/Makefile.perf @@ -707,6 +707,13 @@ arch_errno_tbl :=3D $(srctree)/tools/perf/trace/beauty= /arch_errno_names.sh $(arch_errno_name_array): $(arch_errno_tbl) $(Q)$(SHELL) '$(arch_errno_tbl)' '$(patsubst -%,,$(CC))' $(arch_errno_hdr= _dir) > $@ =20 +arch_syscall_name_array :=3D $(beauty_outdir)/arch_syscall_name_array.c +arch_syscall_hdr_dir :=3D $(srctree)/tools +arch_syscall_tbl :=3D $(srctree)/tools/perf/trace/beauty/arch_syscall_name= s.sh + +$(arch_syscall_name_array): $(arch_syscall_tbl) + $(Q)$(SHELL) '$(arch_syscall_tbl)' $(OUTPUT) > $@ + statx_mask_array :=3D $(beauty_outdir)/statx_mask_array.c statx_mask_tbl :=3D $(srctree)/tools/perf/trace/beauty/statx_mask.sh =20 @@ -872,6 +879,7 @@ prepare: $(OUTPUT)PERF-VERSION-FILE $(OUTPUT)common-cmd= s.h archheaders \ $(x86_arch_prctl_code_array) \ $(rename_flags_array) \ $(arch_errno_name_array) \ + $(arch_syscall_name_array) \ $(statx_mask_array) \ $(sync_file_range_arrays) \ $(LIBAPI) \ diff --git a/tools/perf/arch/alpha/entry/syscalls/Kbuild b/tools/perf/arch/= alpha/entry/syscalls/Kbuild index 9a41e3572c3afd4f202321fd9e492714540e8fd3..d3f00e3e85b202b20f102223276= b96fa9241a600 100644 --- a/tools/perf/arch/alpha/entry/syscalls/Kbuild +++ b/tools/perf/arch/alpha/entry/syscalls/Kbuild @@ -1,2 +1,2 @@ # SPDX-License-Identifier: GPL-2.0 -syscall-y +=3D syscalls_64.h +syscall-y +=3D syscalls_64_alpha.h diff --git a/tools/perf/arch/alpha/entry/syscalls/Makefile.syscalls b/tools= /perf/arch/alpha/entry/syscalls/Makefile.syscalls index 690168aac34db9f1b96346210993675defcfc300..bbbad99a3e06485291f9894e695= 53059f7415d9a 100644 --- a/tools/perf/arch/alpha/entry/syscalls/Makefile.syscalls +++ b/tools/perf/arch/alpha/entry/syscalls/Makefile.syscalls @@ -1,5 +1,5 @@ # SPDX-License-Identifier: GPL-2.0 =20 -syscall_abis_64 +=3D +syscall_abis_64_alpha :=3D $(syscall_abis_64) =20 -syscalltbl =3D $(srctree)/tools/perf/arch/alpha/entry/syscalls/syscall.tbl +syscalltbl_alpha =3D $(srctree)/tools/perf/arch/alpha/entry/syscalls/sysca= ll.tbl diff --git a/tools/perf/arch/alpha/include/syscall_table.h b/tools/perf/arc= h/alpha/include/syscall_table.h index b53e31c15805319a01719c22d489c4037378b02b..cf13a5539999966a5ecc9bf83fe= 2de8889fcd459 100644 --- a/tools/perf/arch/alpha/include/syscall_table.h +++ b/tools/perf/arch/alpha/include/syscall_table.h @@ -1,2 +1,2 @@ /* SPDX-License-Identifier: GPL-2.0 */ -#include +#include diff --git a/tools/perf/arch/arc/entry/syscalls/Kbuild b/tools/perf/arch/ar= c/entry/syscalls/Kbuild index 11707c481a24ecf4e220e51eb1aca890fe929a13..51a060f853008bc60f7b0c3586c= acb856fe6ee02 100644 --- a/tools/perf/arch/arc/entry/syscalls/Kbuild +++ b/tools/perf/arch/arc/entry/syscalls/Kbuild @@ -1,2 +1,2 @@ # SPDX-License-Identifier: GPL-2.0 -syscall-y +=3D syscalls_32.h +syscall-y +=3D syscalls_32_arc.h diff --git a/tools/perf/arch/arc/entry/syscalls/Makefile.syscalls b/tools/p= erf/arch/arc/entry/syscalls/Makefile.syscalls index 391d30ab7a831b72d2ed3f2e7966fdbf558a9ed7..26ed0cfe7f5751c6d31e24b9cc3= 01769b0df5751 100644 --- a/tools/perf/arch/arc/entry/syscalls/Makefile.syscalls +++ b/tools/perf/arch/arc/entry/syscalls/Makefile.syscalls @@ -1,3 +1,3 @@ # SPDX-License-Identifier: GPL-2.0 =20 -syscall_abis_32 +=3D arc time32 renameat stat64 rlimit +syscall_abis_32_arc :=3D $(syscall_abis_32) arc time32 renameat stat64 rli= mit diff --git a/tools/perf/arch/arc/include/syscall_table.h b/tools/perf/arch/= arc/include/syscall_table.h index 4c942821662d95216765b176a84d5fc7974e1064..0363e6e7a02cf201f8407f907fc= 9814a9d472243 100644 --- a/tools/perf/arch/arc/include/syscall_table.h +++ b/tools/perf/arch/arc/include/syscall_table.h @@ -1,2 +1,2 @@ /* SPDX-License-Identifier: GPL-2.0 */ -#include +#include diff --git a/tools/perf/arch/arm/entry/syscalls/Kbuild b/tools/perf/arch/ar= m/entry/syscalls/Kbuild index 9d777540f08987908a6532c5ece66553dffc52df..d619bfe458884db933e308d7a85= 09adc780be77f 100644 --- a/tools/perf/arch/arm/entry/syscalls/Kbuild +++ b/tools/perf/arch/arm/entry/syscalls/Kbuild @@ -1,4 +1,4 @@ # SPDX-License-Identifier: GPL-2.0 =20 -syscall_abis_32 +=3D oabi -syscalltbl =3D $(srctree)/tools/perf/arch/arm/entry/syscalls/syscall.tbl +syscall_abis_32_arm :=3D $(syscall_abis_32) oabi +syscalltbl_arm =3D $(srctree)/tools/perf/arch/arm/entry/syscalls/syscall.t= bl diff --git a/tools/perf/arch/arm/entry/syscalls/Makefile.syscalls b/tools/p= erf/arch/arm/entry/syscalls/Makefile.syscalls index 11707c481a24ecf4e220e51eb1aca890fe929a13..5bc7fe68a33a1f76abcae1af3fb= 1d887a53dd4a3 100644 --- a/tools/perf/arch/arm/entry/syscalls/Makefile.syscalls +++ b/tools/perf/arch/arm/entry/syscalls/Makefile.syscalls @@ -1,2 +1,2 @@ # SPDX-License-Identifier: GPL-2.0 -syscall-y +=3D syscalls_32.h +syscall-y +=3D syscalls_32_arm.h diff --git a/tools/perf/arch/arm/include/syscall_table.h b/tools/perf/arch/= arm/include/syscall_table.h index 4c942821662d95216765b176a84d5fc7974e1064..ebd70e82cf6ae5118d0e515cd54= 83ae3f1c231e7 100644 --- a/tools/perf/arch/arm/include/syscall_table.h +++ b/tools/perf/arch/arm/include/syscall_table.h @@ -1,2 +1,2 @@ /* SPDX-License-Identifier: GPL-2.0 */ -#include +#include diff --git a/tools/perf/arch/arm64/entry/syscalls/Kbuild b/tools/perf/arch/= arm64/entry/syscalls/Kbuild index 84c6599b4ea6a160217a3496449b205f2263f0fb..266e9fef9305596118e65efbb35= 01fd974d7b1c3 100644 --- a/tools/perf/arch/arm64/entry/syscalls/Kbuild +++ b/tools/perf/arch/arm64/entry/syscalls/Kbuild @@ -1,3 +1,3 @@ # SPDX-License-Identifier: GPL-2.0 -syscall-y +=3D syscalls_32.h -syscall-y +=3D syscalls_64.h +syscall-y +=3D syscalls_32_arm64.h +syscall-y +=3D syscalls_64_arm64.h diff --git a/tools/perf/arch/arm64/entry/syscalls/Makefile.syscalls b/tools= /perf/arch/arm64/entry/syscalls/Makefile.syscalls index e7e78c2d1c025b6954a1a22d44a744012e1ca3d4..2c46d208771674621c3c4f756a6= 148d8ab1b9723 100644 --- a/tools/perf/arch/arm64/entry/syscalls/Makefile.syscalls +++ b/tools/perf/arch/arm64/entry/syscalls/Makefile.syscalls @@ -1,6 +1,6 @@ # SPDX-License-Identifier: GPL-2.0 =20 -syscall_abis_32 +=3D -syscall_abis_64 +=3D renameat rlimit memfd_secret +syscall_abis_32_arm64 :=3D $(syscall_abis_32) +syscall_abis_64_arm64 :=3D $(syscall_abis_64) renameat rlimit memfd_secret =20 -syscalltbl =3D $(srctree)/tools/perf/arch/arm64/entry/syscalls/syscall_%.t= bl +syscalltbl_arm64 =3D $(srctree)/tools/perf/arch/arm64/entry/syscalls/sysca= ll_%.tbl diff --git a/tools/perf/arch/arm64/include/syscall_table.h b/tools/perf/arc= h/arm64/include/syscall_table.h index 7ff51b783000d727ec48be960730b81ecdb05575..ffe076d315006fc664a5b757eea= c6f8c1785cde2 100644 --- a/tools/perf/arch/arm64/include/syscall_table.h +++ b/tools/perf/arch/arm64/include/syscall_table.h @@ -1,8 +1,3 @@ /* SPDX-License-Identifier: GPL-2.0 */ -#include - -#if __BITS_PER_LONG =3D=3D 64 -#include -#else -#include -#endif +#include +#include diff --git a/tools/perf/arch/csky/entry/syscalls/Kbuild b/tools/perf/arch/c= sky/entry/syscalls/Kbuild index 11707c481a24ecf4e220e51eb1aca890fe929a13..207de9817679105b7ad1600d4a1= 8e376649ba0a4 100644 --- a/tools/perf/arch/csky/entry/syscalls/Kbuild +++ b/tools/perf/arch/csky/entry/syscalls/Kbuild @@ -1,2 +1,2 @@ # SPDX-License-Identifier: GPL-2.0 -syscall-y +=3D syscalls_32.h +syscall-y +=3D syscalls_32_csky.h diff --git a/tools/perf/arch/csky/entry/syscalls/Makefile.syscalls b/tools/= perf/arch/csky/entry/syscalls/Makefile.syscalls index ea2dd10d0571df464574a9c0232ada0ac1f79a3f..ecb6cefe29a69336c8ce26a4830= d30da6966036d 100644 --- a/tools/perf/arch/csky/entry/syscalls/Makefile.syscalls +++ b/tools/perf/arch/csky/entry/syscalls/Makefile.syscalls @@ -1,3 +1,3 @@ # SPDX-License-Identifier: GPL-2.0 =20 -syscall_abis_32 +=3D csky time32 stat64 rlimit +syscall_abis_32_csky :=3D $(syscall_abis_32) csky time32 stat64 rlimit diff --git a/tools/perf/arch/csky/include/syscall_table.h b/tools/perf/arch= /csky/include/syscall_table.h index 4c942821662d95216765b176a84d5fc7974e1064..01078c717218f95b812135c200b= 6f9ad92ce522f 100644 --- a/tools/perf/arch/csky/include/syscall_table.h +++ b/tools/perf/arch/csky/include/syscall_table.h @@ -1,2 +1,2 @@ /* SPDX-License-Identifier: GPL-2.0 */ -#include +#include diff --git a/tools/perf/arch/loongarch/entry/syscalls/Kbuild b/tools/perf/a= rch/loongarch/entry/syscalls/Kbuild index 9a41e3572c3afd4f202321fd9e492714540e8fd3..40b3ea3f04b989382027cac6909= 2bca40f1575d9 100644 --- a/tools/perf/arch/loongarch/entry/syscalls/Kbuild +++ b/tools/perf/arch/loongarch/entry/syscalls/Kbuild @@ -1,2 +1,2 @@ # SPDX-License-Identifier: GPL-2.0 -syscall-y +=3D syscalls_64.h +syscall-y +=3D syscalls_64_loongarch.h diff --git a/tools/perf/arch/loongarch/entry/syscalls/Makefile.syscalls b/t= ools/perf/arch/loongarch/entry/syscalls/Makefile.syscalls index 47d32da2aed8d67a7ac026271600e84723031a6b..58f0324adc8121911ea1734d59b= 3a36c96c513b6 100644 --- a/tools/perf/arch/loongarch/entry/syscalls/Makefile.syscalls +++ b/tools/perf/arch/loongarch/entry/syscalls/Makefile.syscalls @@ -1,3 +1,3 @@ # SPDX-License-Identifier: GPL-2.0 =20 -syscall_abis_64 +=3D +syscall_abis_64_loongarch :=3D $(syscall_abis_64) diff --git a/tools/perf/arch/loongarch/include/syscall_table.h b/tools/perf= /arch/loongarch/include/syscall_table.h index 9d0646d3455cdaf1a3db8c8565af8eba9a8df8c6..8bb3114abade37d09e52ae8734b= c187a2127f6dd 100644 --- a/tools/perf/arch/loongarch/include/syscall_table.h +++ b/tools/perf/arch/loongarch/include/syscall_table.h @@ -1,2 +1,2 @@ /* SPDX-License-Identifier: GPL-2.0 */ -#include +#include diff --git a/tools/perf/arch/mips/entry/syscalls/Kbuild b/tools/perf/arch/m= ips/entry/syscalls/Kbuild index 9a41e3572c3afd4f202321fd9e492714540e8fd3..eb22646551ee127232592b30ee9= b336ff91a2f1e 100644 --- a/tools/perf/arch/mips/entry/syscalls/Kbuild +++ b/tools/perf/arch/mips/entry/syscalls/Kbuild @@ -1,2 +1,2 @@ # SPDX-License-Identifier: GPL-2.0 -syscall-y +=3D syscalls_64.h +syscall-y +=3D syscalls_64_mips.h diff --git a/tools/perf/arch/mips/entry/syscalls/Makefile.syscalls b/tools/= perf/arch/mips/entry/syscalls/Makefile.syscalls index 9ee914bdfb05860fdd37a49f1ced03fcf2c9ed78..9e900cee9326b13769b8f2be0de= 0b5b9a4814ad1 100644 --- a/tools/perf/arch/mips/entry/syscalls/Makefile.syscalls +++ b/tools/perf/arch/mips/entry/syscalls/Makefile.syscalls @@ -1,5 +1,5 @@ # SPDX-License-Identifier: GPL-2.0 =20 -syscall_abis_64 +=3D n64 +syscall_abis_64_mips :=3D $(syscall_abis_64) n64 =20 -syscalltbl =3D $(srctree)/tools/perf/arch/mips/entry/syscalls/syscall_n64.= tbl +syscalltbl_mips =3D $(srctree)/tools/perf/arch/mips/entry/syscalls/syscall= _n64.tbl diff --git a/tools/perf/arch/mips/include/syscall_table.h b/tools/perf/arch= /mips/include/syscall_table.h index b53e31c15805319a01719c22d489c4037378b02b..070fa78a07d7efaf759ebb93378= 3cbc0b913c9e4 100644 --- a/tools/perf/arch/mips/include/syscall_table.h +++ b/tools/perf/arch/mips/include/syscall_table.h @@ -1,2 +1,2 @@ /* SPDX-License-Identifier: GPL-2.0 */ -#include +#include diff --git a/tools/perf/arch/parisc/entry/syscalls/Kbuild b/tools/perf/arch= /parisc/entry/syscalls/Kbuild index 84c6599b4ea6a160217a3496449b205f2263f0fb..16efa42283fa7715a750172313b= f25b485c2ce23 100644 --- a/tools/perf/arch/parisc/entry/syscalls/Kbuild +++ b/tools/perf/arch/parisc/entry/syscalls/Kbuild @@ -1,3 +1,3 @@ # SPDX-License-Identifier: GPL-2.0 -syscall-y +=3D syscalls_32.h -syscall-y +=3D syscalls_64.h +syscall-y +=3D syscalls_32_parisc.h +syscall-y +=3D syscalls_64_parisc.h diff --git a/tools/perf/arch/parisc/entry/syscalls/Makefile.syscalls b/tool= s/perf/arch/parisc/entry/syscalls/Makefile.syscalls index ae326fecb83b307fb5b0a885ae109480aafd586f..ead42cc7642c54d82ca38b18293= 931452a828ea2 100644 --- a/tools/perf/arch/parisc/entry/syscalls/Makefile.syscalls +++ b/tools/perf/arch/parisc/entry/syscalls/Makefile.syscalls @@ -1,6 +1,6 @@ # SPDX-License-Identifier: GPL-2.0 =20 -syscall_abis_32 +=3D -syscall_abis_64 +=3D +syscall_abis_32_parisc :=3D $(syscall_abis_32) +syscall_abis_64_parisc :=3D $(syscall_abis_64) =20 -syscalltbl =3D $(srctree)/tools/perf/arch/parisc/entry/syscalls/syscall.tbl +syscalltbl_parisc =3D $(srctree)/tools/perf/arch/parisc/entry/syscalls/sys= call.tbl diff --git a/tools/perf/arch/parisc/include/syscall_table.h b/tools/perf/ar= ch/parisc/include/syscall_table.h index 7ff51b783000d727ec48be960730b81ecdb05575..4392772cea24d6d6a27438fbc57= 723f7c59e2776 100644 --- a/tools/perf/arch/parisc/include/syscall_table.h +++ b/tools/perf/arch/parisc/include/syscall_table.h @@ -1,8 +1,3 @@ /* SPDX-License-Identifier: GPL-2.0 */ -#include - -#if __BITS_PER_LONG =3D=3D 64 -#include -#else -#include -#endif +#include +#include diff --git a/tools/perf/arch/powerpc/entry/syscalls/Kbuild b/tools/perf/arc= h/powerpc/entry/syscalls/Kbuild index 84c6599b4ea6a160217a3496449b205f2263f0fb..8b2a46c5a4ab4776283d42919a5= 8b7af9292f31a 100644 --- a/tools/perf/arch/powerpc/entry/syscalls/Kbuild +++ b/tools/perf/arch/powerpc/entry/syscalls/Kbuild @@ -1,3 +1,3 @@ # SPDX-License-Identifier: GPL-2.0 -syscall-y +=3D syscalls_32.h -syscall-y +=3D syscalls_64.h +syscall-y +=3D syscalls_32_powerpc.h +syscall-y +=3D syscalls_64_powerpc.h diff --git a/tools/perf/arch/powerpc/entry/syscalls/Makefile.syscalls b/too= ls/perf/arch/powerpc/entry/syscalls/Makefile.syscalls index e35afbc57c796cbe5bc765852daac5b3f5bf8433..de5ad3f1761ce1d6501fc737a08= 9566bde239854 100644 --- a/tools/perf/arch/powerpc/entry/syscalls/Makefile.syscalls +++ b/tools/perf/arch/powerpc/entry/syscalls/Makefile.syscalls @@ -1,6 +1,6 @@ # SPDX-License-Identifier: GPL-2.0 =20 -syscall_abis_32 +=3D nospu -syscall_abis_64 +=3D nospu +syscall_abis_32_powerpc +=3D nospu +syscall_abis_64_powerpc +=3D nospu =20 -syscalltbl =3D $(srctree)/tools/perf/arch/powerpc/entry/syscalls/syscall.t= bl +syscalltbl_powerpc =3D $(srctree)/tools/perf/arch/powerpc/entry/syscalls/s= yscall.tbl diff --git a/tools/perf/arch/powerpc/include/syscall_table.h b/tools/perf/a= rch/powerpc/include/syscall_table.h index 7ff51b783000d727ec48be960730b81ecdb05575..4f76baa89859aef27c823c4fb23= 7675a31977892 100644 --- a/tools/perf/arch/powerpc/include/syscall_table.h +++ b/tools/perf/arch/powerpc/include/syscall_table.h @@ -1,8 +1,3 @@ /* SPDX-License-Identifier: GPL-2.0 */ -#include - -#if __BITS_PER_LONG =3D=3D 64 -#include -#else -#include -#endif +#include +#include diff --git a/tools/perf/arch/riscv/entry/syscalls/Kbuild b/tools/perf/arch/= riscv/entry/syscalls/Kbuild index 9a41e3572c3afd4f202321fd9e492714540e8fd3..2ed98c2ec95d1e78adf8b17425d= 6ff2440b70fe8 100644 --- a/tools/perf/arch/riscv/entry/syscalls/Kbuild +++ b/tools/perf/arch/riscv/entry/syscalls/Kbuild @@ -1,2 +1,3 @@ # SPDX-License-Identifier: GPL-2.0 -syscall-y +=3D syscalls_64.h +syscall-y +=3D syscalls_32_riscv.h +syscall-y +=3D syscalls_64_riscv.h diff --git a/tools/perf/arch/riscv/entry/syscalls/Makefile.syscalls b/tools= /perf/arch/riscv/entry/syscalls/Makefile.syscalls index 9668fd1faf60e828ed2786c2ee84739ac1f153fc..a2ec422be22f648db3751983b56= 8df83651bfa8c 100644 --- a/tools/perf/arch/riscv/entry/syscalls/Makefile.syscalls +++ b/tools/perf/arch/riscv/entry/syscalls/Makefile.syscalls @@ -1,4 +1,4 @@ # SPDX-License-Identifier: GPL-2.0 =20 -syscall_abis_32 +=3D riscv memfd_secret -syscall_abis_64 +=3D riscv rlimit memfd_secret +syscall_abis_32_riscv :=3D $(syscall_abis_32) riscv memfd_secret +syscall_abis_64_riscv :=3D $(syscall_abis_64) riscv rlimit memfd_secret diff --git a/tools/perf/arch/riscv/include/syscall_table.h b/tools/perf/arc= h/riscv/include/syscall_table.h index 7ff51b783000d727ec48be960730b81ecdb05575..12cc4439016667f12ca59a259ac= 7b73b7f90c82d 100644 --- a/tools/perf/arch/riscv/include/syscall_table.h +++ b/tools/perf/arch/riscv/include/syscall_table.h @@ -1,8 +1,3 @@ /* SPDX-License-Identifier: GPL-2.0 */ -#include - -#if __BITS_PER_LONG =3D=3D 64 -#include -#else -#include -#endif +#include +#include diff --git a/tools/perf/arch/s390/entry/syscalls/Kbuild b/tools/perf/arch/s= 390/entry/syscalls/Kbuild index 9a41e3572c3afd4f202321fd9e492714540e8fd3..ded58e7c89a8bc40c9b387a4d81= d1c51f2441eda 100644 --- a/tools/perf/arch/s390/entry/syscalls/Kbuild +++ b/tools/perf/arch/s390/entry/syscalls/Kbuild @@ -1,2 +1,2 @@ # SPDX-License-Identifier: GPL-2.0 -syscall-y +=3D syscalls_64.h +syscall-y +=3D syscalls_64_s390.h diff --git a/tools/perf/arch/s390/entry/syscalls/Makefile.syscalls b/tools/= perf/arch/s390/entry/syscalls/Makefile.syscalls index 9762d7abf17c3f79a6213e7306a5f7b56e833a78..0d44c5cc3f8558cde0d5d1ed5d5= f37f72a09ae15 100644 --- a/tools/perf/arch/s390/entry/syscalls/Makefile.syscalls +++ b/tools/perf/arch/s390/entry/syscalls/Makefile.syscalls @@ -1,5 +1,5 @@ # SPDX-License-Identifier: GPL-2.0 =20 -syscall_abis_64 +=3D renameat rlimit memfd_secret +syscall_abis_64_s390 :=3D $(syscall_abis_64) renameat rlimit memfd_secret =20 -syscalltbl =3D $(srctree)/tools/perf/arch/s390/entry/syscalls/syscall.tbl +syscalltbl_s390 =3D $(srctree)/tools/perf/arch/s390/entry/syscalls/syscall= .tbl diff --git a/tools/perf/arch/s390/include/syscall_table.h b/tools/perf/arch= /s390/include/syscall_table.h index b53e31c15805319a01719c22d489c4037378b02b..37f108e0d17c19ad262e172d110= 5f75f75a106e7 100644 --- a/tools/perf/arch/s390/include/syscall_table.h +++ b/tools/perf/arch/s390/include/syscall_table.h @@ -1,2 +1,2 @@ /* SPDX-License-Identifier: GPL-2.0 */ -#include +#include diff --git a/tools/perf/arch/sh/entry/syscalls/Kbuild b/tools/perf/arch/sh/= entry/syscalls/Kbuild index 11707c481a24ecf4e220e51eb1aca890fe929a13..c4bf22c4c8e89e2dc6e80d6c65d= ce8681dee612f 100644 --- a/tools/perf/arch/sh/entry/syscalls/Kbuild +++ b/tools/perf/arch/sh/entry/syscalls/Kbuild @@ -1,2 +1,2 @@ # SPDX-License-Identifier: GPL-2.0 -syscall-y +=3D syscalls_32.h +syscall-y +=3D syscalls_32_sh.h diff --git a/tools/perf/arch/sh/entry/syscalls/Makefile.syscalls b/tools/pe= rf/arch/sh/entry/syscalls/Makefile.syscalls index 25080390e4ed49ae56f314ad712007e674a9168e..3b3988ccdaf4fb21757b2f36b6c= 0d55eb11bb534 100644 --- a/tools/perf/arch/sh/entry/syscalls/Makefile.syscalls +++ b/tools/perf/arch/sh/entry/syscalls/Makefile.syscalls @@ -1,4 +1,4 @@ # SPDX-License-Identifier: GPL-2.0 =20 -syscall_abis_32 +=3D -syscalltbl =3D $(srctree)/tools/perf/arch/sh/entry/syscalls/syscall.tbl +syscall_abis_32_sh :=3D $(syscall_abis_32) +syscalltbl_sh =3D $(srctree)/tools/perf/arch/sh/entry/syscalls/syscall.tbl diff --git a/tools/perf/arch/sh/include/syscall_table.h b/tools/perf/arch/s= h/include/syscall_table.h index 4c942821662d95216765b176a84d5fc7974e1064..d6edaae178aff127b6c9efe3f51= df3c9103983af 100644 --- a/tools/perf/arch/sh/include/syscall_table.h +++ b/tools/perf/arch/sh/include/syscall_table.h @@ -1,2 +1,2 @@ /* SPDX-License-Identifier: GPL-2.0 */ -#include +#include diff --git a/tools/perf/arch/sparc/entry/syscalls/Kbuild b/tools/perf/arch/= sparc/entry/syscalls/Kbuild index 84c6599b4ea6a160217a3496449b205f2263f0fb..db1934ab210b40a83ab6e656fd4= dd90e0d463d34 100644 --- a/tools/perf/arch/sparc/entry/syscalls/Kbuild +++ b/tools/perf/arch/sparc/entry/syscalls/Kbuild @@ -1,3 +1,3 @@ # SPDX-License-Identifier: GPL-2.0 -syscall-y +=3D syscalls_32.h -syscall-y +=3D syscalls_64.h +syscall-y +=3D syscalls_32_sparc.h +syscall-y +=3D syscalls_64_sparc.h diff --git a/tools/perf/arch/sparc/entry/syscalls/Makefile.syscalls b/tools= /perf/arch/sparc/entry/syscalls/Makefile.syscalls index 212c1800b64477c615b8963176d873db5ccabe0c..014461a4ce79b41823a4a4485b6= ed753de18044d 100644 --- a/tools/perf/arch/sparc/entry/syscalls/Makefile.syscalls +++ b/tools/perf/arch/sparc/entry/syscalls/Makefile.syscalls @@ -1,5 +1,5 @@ # SPDX-License-Identifier: GPL-2.0 =20 -syscall_abis_32 +=3D -syscall_abis_64 +=3D -syscalltbl =3D $(srctree)/tools/perf/arch/sparc/entry/syscalls/syscall.tbl +syscall_abis_32_sparc :=3D $(syscall_abis_32) +syscall_abis_64_sparc :=3D $(syscall_abis_64) +syscalltbl_sparc =3D $(srctree)/tools/perf/arch/sparc/entry/syscalls/sysca= ll.tbl diff --git a/tools/perf/arch/sparc/include/syscall_table.h b/tools/perf/arc= h/sparc/include/syscall_table.h index 7ff51b783000d727ec48be960730b81ecdb05575..ab02afde9ec0925f31a5e1203e1= 0a229a410ca7f 100644 --- a/tools/perf/arch/sparc/include/syscall_table.h +++ b/tools/perf/arch/sparc/include/syscall_table.h @@ -1,8 +1,3 @@ /* SPDX-License-Identifier: GPL-2.0 */ -#include - -#if __BITS_PER_LONG =3D=3D 64 -#include -#else -#include -#endif +#include +#include diff --git a/tools/perf/arch/x86/entry/syscalls/Kbuild b/tools/perf/arch/x8= 6/entry/syscalls/Kbuild index 84c6599b4ea6a160217a3496449b205f2263f0fb..6e21b98481d3da086b596979c0f= ad6ad3c2ea315 100644 --- a/tools/perf/arch/x86/entry/syscalls/Kbuild +++ b/tools/perf/arch/x86/entry/syscalls/Kbuild @@ -1,3 +1,3 @@ # SPDX-License-Identifier: GPL-2.0 -syscall-y +=3D syscalls_32.h -syscall-y +=3D syscalls_64.h +syscall-y +=3D syscalls_32_x86.h +syscall-y +=3D syscalls_64_x86.h diff --git a/tools/perf/arch/x86/entry/syscalls/Makefile.syscalls b/tools/p= erf/arch/x86/entry/syscalls/Makefile.syscalls index db3d5d6d4e5699d338afc55f6415612ef924d985..4c070223f985f075a1a215e99da= 2520c2c57561c 100644 --- a/tools/perf/arch/x86/entry/syscalls/Makefile.syscalls +++ b/tools/perf/arch/x86/entry/syscalls/Makefile.syscalls @@ -1,6 +1,6 @@ # SPDX-License-Identifier: GPL-2.0 =20 -syscall_abis_32 +=3D i386 -syscall_abis_64 +=3D +syscall_abis_32_x86 :=3D $(syscall_abis_32) i386 +syscall_abis_64_x86 :=3D $(syscall_abis_64) =20 -syscalltbl =3D $(srctree)/tools/perf/arch/x86/entry/syscalls/syscall_%.tbl +syscalltbl_x86 =3D $(srctree)/tools/perf/arch/x86/entry/syscalls/syscall_%= .tbl diff --git a/tools/perf/arch/x86/include/syscall_table.h b/tools/perf/arch/= x86/include/syscall_table.h index 7ff51b783000d727ec48be960730b81ecdb05575..98ada5aaf0a13ef82dabda40808= 32fd590b3951d 100644 --- a/tools/perf/arch/x86/include/syscall_table.h +++ b/tools/perf/arch/x86/include/syscall_table.h @@ -1,8 +1,3 @@ /* SPDX-License-Identifier: GPL-2.0 */ -#include - -#if __BITS_PER_LONG =3D=3D 64 -#include -#else -#include -#endif +#include +#include diff --git a/tools/perf/arch/xtensa/entry/syscalls/Kbuild b/tools/perf/arch= /xtensa/entry/syscalls/Kbuild index 11707c481a24ecf4e220e51eb1aca890fe929a13..6648d5ff584981e538fbf164a28= 7e6201564b0b7 100644 --- a/tools/perf/arch/xtensa/entry/syscalls/Kbuild +++ b/tools/perf/arch/xtensa/entry/syscalls/Kbuild @@ -1,2 +1,2 @@ # SPDX-License-Identifier: GPL-2.0 -syscall-y +=3D syscalls_32.h +syscall-y +=3D syscalls_32_xtensa.h diff --git a/tools/perf/arch/xtensa/entry/syscalls/Makefile.syscalls b/tool= s/perf/arch/xtensa/entry/syscalls/Makefile.syscalls index d4aa2358460c13945a8299b6513c93d35a5c5ea4..c6fc83aba2442cecfe918fb61d5= 7bddf115b219a 100644 --- a/tools/perf/arch/xtensa/entry/syscalls/Makefile.syscalls +++ b/tools/perf/arch/xtensa/entry/syscalls/Makefile.syscalls @@ -1,4 +1,4 @@ # SPDX-License-Identifier: GPL-2.0 =20 -syscall_abis_32 +=3D -syscalltbl =3D $(srctree)/tools/perf/arch/xtensa/entry/syscalls/syscall.tbl +syscall_abis_32_xtensa :=3D $(syscall_abis_32) +syscalltbl_xtensa =3D $(srctree)/tools/perf/arch/xtensa/entry/syscalls/sys= call.tbl diff --git a/tools/perf/arch/xtensa/include/syscall_table.h b/tools/perf/ar= ch/xtensa/include/syscall_table.h index 4c942821662d95216765b176a84d5fc7974e1064..d43781b3ff523556fc208d6df9b= 041b50199453d 100644 --- a/tools/perf/arch/xtensa/include/syscall_table.h +++ b/tools/perf/arch/xtensa/include/syscall_table.h @@ -1,2 +1,2 @@ /* SPDX-License-Identifier: GPL-2.0 */ -#include +#include diff --git a/tools/perf/builtin-trace.c b/tools/perf/builtin-trace.c index d7c7d29291fbfe872d3ebaa888f3591addf39c31..fb3845c75db49e5d41c4b84d8be= d5675442a6f88 100644 --- a/tools/perf/builtin-trace.c +++ b/tools/perf/builtin-trace.c @@ -4292,6 +4292,8 @@ static int trace__run(struct trace *trace, int argc, = const char **argv) goto out_delete_evlist; } =20 + trace->sctbl =3D syscalltbl__new(trace->host->env); + evlist__config(evlist, &trace->opts, &callchain_param); =20 if (forks) { @@ -5212,6 +5214,8 @@ int cmd_trace(int argc, const char **argv) char bf[BUFSIZ]; struct sigaction sigchld_act; =20 + printf("STARTING\n"); + signal(SIGSEGV, sighandler_dump_stack); signal(SIGFPE, sighandler_dump_stack); signal(SIGINT, sighandler_interrupt); @@ -5222,9 +5226,8 @@ int cmd_trace(int argc, const char **argv) sigaction(SIGCHLD, &sigchld_act, NULL); =20 trace.evlist =3D evlist__new(); - trace.sctbl =3D syscalltbl__new(); =20 - if (trace.evlist =3D=3D NULL || trace.sctbl =3D=3D NULL) { + if (trace.evlist =3D=3D NULL) { pr_err("Not enough memory to run!\n"); err =3D -ENOMEM; goto out; diff --git a/tools/perf/scripts/Makefile.syscalls b/tools/perf/scripts/Make= file.syscalls index 8bf55333262e400c2dc6a96ef59219d383b88dfe..789a237679ed28e830d7055accc= d82e4b901a4d9 100644 --- a/tools/perf/scripts/Makefile.syscalls +++ b/tools/perf/scripts/Makefile.syscalls @@ -7,16 +7,16 @@ PHONY :=3D all all: =20 -obj :=3D $(OUTPUT)arch/$(SRCARCH)/include/generated/asm +obj :=3D $(OUTPUT)arch/syscalls/include/generated/asm =20 syscall_abis_32 :=3D common,32 syscall_abis_64 :=3D common,64 syscalltbl :=3D $(srctree)/tools/scripts/syscall.tbl =20 -# let architectures override $(syscall_abis_%) and $(syscalltbl) --include $(srctree)/tools/perf/arch/$(SRCARCH)/entry/syscalls/Makefile.sys= calls +# let architectures override $(syscall_abis_%) and $(syscalltbl_%) +-include $(srctree)/tools/perf/arch/*/entry/syscalls/Makefile.syscalls include $(srctree)/tools/build/Build.include --include $(srctree)/tools/perf/arch/$(SRCARCH)/entry/syscalls/Kbuild +-include $(srctree)/tools/perf/arch/*/entry/syscalls/Kbuild =20 systbl :=3D $(srctree)/tools/perf/scripts/syscalltbl.sh =20 @@ -33,13 +33,21 @@ quiet_cmd_systbl =3D SYSTBL $@ cmd_systbl =3D $(CONFIG_SHELL) $(systbl) \ $(if $(systbl-args-$*),$(systbl-args-$*),$(systbl-args)) \ --abis $(subst $(space),$(comma),$(strip $(syscall_abis_$*))) \ - $< $@ + $* $< $@ =20 +# .SECONDEXPANSION here allows to correctly expand syscalltbl variables as +# prerequisites +.SECONDEXPANSION: all: $(syscall-y) $(if $(unwanted),$(call cmd,remove)) @: =20 -$(obj)/syscalls_%.h: $(syscalltbl) $(systbl) FORCE +get-arch =3D $(word 2,$(subst $(underscore),$(space),$1)) +get-arch-syscalltbl =3D $(if $(syscalltbl_$(call get-arch,$1)),$(syscalltb= l_$(call get-arch,$1)),$(syscalltbl)) + +# .SECONDEXPANSION here allows to correctly expand syscalltbl variables as= prerequisites +.SECONDEXPANSION: +$(obj)/syscalls_%.h: $$(call get-arch-syscalltbl,$*) $(systbl) FORCE $(call if_changed,systbl) =20 targets :=3D $(syscall-y) diff --git a/tools/perf/scripts/syscalltbl.sh b/tools/perf/scripts/syscallt= bl.sh index 1ce0d5aa8b506427a66be50f0f441cf6e9705b33..bea35d717f96029fa001fb6a36f= a2e9014992c90 100755 --- a/tools/perf/scripts/syscalltbl.sh +++ b/tools/perf/scripts/syscalltbl.sh @@ -16,8 +16,9 @@ set -e =20 usage() { - echo >&2 "usage: $0 [--abis ABIS] INFILE OUTFILE" >&2 + echo >&2 "usage: $0 [--abis ABIS] ARCH INFILE OUTFILE" >&2 echo >&2 + echo >&2 " ARCH arch syscall table belongs to" echo >&2 " INFILE input syscall table" echo >&2 " OUTFILE output header file" echo >&2 @@ -43,12 +44,16 @@ do esac done =20 -if [ $# -ne 2 ]; then +if [ $# -ne 3 ]; then + echo $# usage fi =20 -infile=3D"$1" -outfile=3D"$2" +arch=3D"$1" +infile=3D"$2" +outfile=3D"$3" + +arch_upper=3D$(echo ${arch} | tr '[:lower:]' '[:upper:]') =20 nxt=3D0 =20 @@ -66,7 +71,7 @@ emit() { syscall_macro "$nr" "$entry" } =20 -echo "static const char *const syscalltbl[] =3D {" > $outfile +echo "static const char *const syscalltbl__${arch}[] =3D {" > $outfile =20 sorted_table=3D$(mktemp /tmp/syscalltbl.XXXXXX) grep -E "^[0-9]+[[:space:]]+$abis" "$infile" | sort -n > $sorted_table @@ -83,4 +88,4 @@ rm -f $sorted_table =20 echo "};" >> $outfile =20 -echo "#define SYSCALLTBL_MAX_ID ${max_nr}" >> $outfile +echo "#define SYSCALLTBL_MAX_ID__${arch_upper} ${max_nr}" >> $outfile diff --git a/tools/perf/trace/beauty/arch_syscall_names.c b/tools/perf/trac= e/beauty/arch_syscall_names.c new file mode 100644 index 0000000000000000000000000000000000000000..c72eba650f00036bf2558b5e8dc= 9ce60a68e9694 --- /dev/null +++ b/tools/perf/trace/beauty/arch_syscall_names.c @@ -0,0 +1 @@ +#include "trace/beauty/generated/arch_syscall_name_array.c" diff --git a/tools/perf/trace/beauty/arch_syscall_names.sh b/tools/perf/tra= ce/beauty/arch_syscall_names.sh new file mode 100644 index 0000000000000000000000000000000000000000..16bcdf87168ccc2b04fc8cfc85d= 452bcb9339f07 --- /dev/null +++ b/tools/perf/trace/beauty/arch_syscall_names.sh @@ -0,0 +1,49 @@ +#!/bin/sh +# SPDX-License-Identifier: GPL-2.0 +# +# Generate C file mapping syscalls numbers to syscall names. +# +# Copyright Rivos Inc. 2025 +# Influenced by tools/perf/trace/beauty/arch_errno_names.sh + +outputdir=3D"$1" + +create_arch_syscall_table_func() +{ + archlist=3D"$1" + + printf 'static struct syscalltbl_entry\n' + printf 'arch_syscalls__names_function(const char *arch)\n' + printf '{\n' + for arch in $archlist; do + printf '\tif (!strcmp(arch, "%s"))\n' "$arch" + printf '\t\treturn (struct syscalltbl_entry){ SYSCALLTBL_MAX_ID__' + printf '%s' "$arch" | tr '[:lower:]' '[:upper:]' + printf ', syscalltbl__%s };\n' "$arch" + done + printf '\treturn (struct syscalltbl_entry){ 0 };\n' + printf '}\n' +} + +cat < + +EoHEADER + +# Create list of architectures that use a syscall table +archlist=3D"" +for f in ${outputdir}arch/syscalls/include/generated/asm/syscalls_*; do + d=3D"${f##*/syscalls_}" + arch=3D${d%.h} + test -f ${outputdir}arch/syscalls/include/generated/asm/syscalls_${arch}.= h && archlist=3D"$archlist $arch" +done + +for arch in $archlist; do + printf '#include \n' "$arch" +done +printf '\n' +create_arch_syscall_table_func "$archlist" diff --git a/tools/perf/util/env.c b/tools/perf/util/env.c index cae4f6d63318f365609c9f6d2b5b9b15d13d234e..067f6b020252771d870aedcd346= 06c481d27a3c7 100644 --- a/tools/perf/util/env.c +++ b/tools/perf/util/env.c @@ -465,7 +465,7 @@ static const char *normalize_arch(char *arch) return arch; } =20 -const char *perf_env__arch(struct perf_env *env) +static char *perf_env__arch_helper(struct perf_env *env) { char *arch_name; =20 @@ -477,7 +477,69 @@ const char *perf_env__arch(struct perf_env *env) } else arch_name =3D env->arch; =20 - return normalize_arch(arch_name); + return arch_name; +} + +const char *perf_env__arch(struct perf_env *env) +{ + return normalize_arch(perf_env__arch_helper(env)); +} + +/* + * Return architecture with number of bits in a normalized form. + */ +static const char *normalize_arch_bits(char *arch) +{ + if (!strcmp(arch, "alpha")) + return "64_alpha"; + if (!strncmp(arch, "arc", 3)) + return "32_arc"; + if (!strncmp(arch, "aarch64", 7) || !strncmp(arch, "arm64", 5)) + return "64_arm64"; + if (!strcmp(arch, "arm")) + return "32_arm"; + if (!strcmp(arch, "csky")) + return "32_csky"; + if (!strncmp(arch, "loongarch", 9)) + return "64_loongarch"; + if (!strncmp(arch, "mips", 4)) + return "64_mips"; + if (!strcmp(arch, "parisc64")) + return "64_parisc"; + if (!strcmp(arch, "parisc")) + return "32_parisc"; + if (!strncmp(arch, "powerpc64", 9) || !strncmp(arch, "ppc64", 5)) + return "64_powerpc"; + if (!strncmp(arch, "powerpc", 7) || !strncmp(arch, "ppc", 3)) + return "32_powerpc"; + if (!strncmp(arch, "riscv64", 7)) + return "64_riscv"; + if (!strncmp(arch, "riscv32", 7)) + return "32_riscv"; + if (!strncmp(arch, "s390", 4)) + return "32_s390"; + if (!strncmp(arch, "sh", 2) && isdigit(arch[2])) + return "32_sh"; + if (!strcmp(arch, "sun4u") || !strncmp(arch, "sparc64", 7)) + return "64_sparc"; + if (!strncmp(arch, "sparc", 5)) + return "32_sparc"; + if (!strcmp(arch, "x86_64")) + return "64_x86"; + if (arch[0] =3D=3D 'i' && arch[2] =3D=3D '8' && arch[3] =3D=3D '6') + return "32_x86"; + if (!strncmp(arch, "xtensa", 6)) + return "32_xtensa"; + + return ""; +} + +/* + * Get arch prefixed with 32_ or 64_ depending on what is appropriate + */ +const char *perf_env__arch_bits(struct perf_env *env) +{ + return normalize_arch_bits(perf_env__arch_helper(env)); } =20 #if defined(HAVE_LIBTRACEEVENT) diff --git a/tools/perf/util/env.h b/tools/perf/util/env.h index d90e343cf1fa5a661fdae651f24e02345371a2aa..37b3c83b4c6a8d3d01173df6bdb= b687096c8be60 100644 --- a/tools/perf/util/env.h +++ b/tools/perf/util/env.h @@ -168,6 +168,7 @@ int perf_env__read_cpu_topology_map(struct perf_env *en= v); void cpu_cache_level__free(struct cpu_cache_level *cache); =20 const char *perf_env__arch(struct perf_env *env); +const char *perf_env__arch_bits(struct perf_env *env); const char *perf_env__arch_strerrno(struct perf_env *env, int err); const char *perf_env__cpuid(struct perf_env *env); const char *perf_env__raw_arch(struct perf_env *env); diff --git a/tools/perf/util/syscalltbl.c b/tools/perf/util/syscalltbl.c index 928aca4cd6e9f2f26c5c4fd825b4538c064a4cc3..326eeea4585a6bd40c2bbce6cc9= 68757114def52 100644 --- a/tools/perf/util/syscalltbl.c +++ b/tools/perf/util/syscalltbl.c @@ -5,7 +5,9 @@ * (C) 2016 Arnaldo Carvalho de Melo */ =20 + #include "syscalltbl.h" +#include "trace/beauty/arch_syscall_names.c" #include #include #include @@ -13,9 +15,9 @@ #include #include "string2.h" =20 -#include -const int syscalltbl_native_max_id =3D SYSCALLTBL_MAX_ID; -static const char *const *syscalltbl_native =3D syscalltbl; +bool initialized; +int syscalltbl_native_max_id; +static const char *const *syscalltbl_native; =20 struct syscall { int id; @@ -64,22 +66,32 @@ static int syscalltbl__init_native(struct syscalltbl *t= bl) return 0; } =20 -struct syscalltbl *syscalltbl__new(void) +struct syscalltbl *syscalltbl__new(struct perf_env *env) { struct syscalltbl *tbl =3D malloc(sizeof(*tbl)); - if (tbl) { + struct syscalltbl_entry arch_syscalls__names; + + arch_syscalls__names =3D arch_syscalls__names_function(perf_env__arch_bit= s(env)); + + if (tbl && arch_syscalls__names.max_id > 0) { + syscalltbl_native_max_id =3D arch_syscalls__names.max_id; + syscalltbl_native =3D arch_syscalls__names.entries; if (syscalltbl__init_native(tbl)) { free(tbl); return NULL; } + + initialized =3D true; } return tbl; } =20 void syscalltbl__delete(struct syscalltbl *tbl) { - zfree(&tbl->syscalls.entries); - free(tbl); + if (initialized) { + zfree(&tbl->syscalls.entries); + free(tbl); + } } =20 const char *syscalltbl__name(const struct syscalltbl *tbl __maybe_unused, = int id) diff --git a/tools/perf/util/syscalltbl.h b/tools/perf/util/syscalltbl.h index 362411a6d849b1f67ec54b34345364c04ad90f89..80a2b28b5e94b8ff3e0111495f5= 4b9c88372efbe 100644 --- a/tools/perf/util/syscalltbl.h +++ b/tools/perf/util/syscalltbl.h @@ -2,6 +2,8 @@ #ifndef __PERF_SYSCALLTBL_H #define __PERF_SYSCALLTBL_H =20 +#include "env.h" + struct syscalltbl { struct { int max_id; @@ -10,7 +12,12 @@ struct syscalltbl { } syscalls; }; =20 -struct syscalltbl *syscalltbl__new(void); +struct syscalltbl_entry { + int max_id; + const char *const *entries; +}; + +struct syscalltbl *syscalltbl__new(struct perf_env *env); void syscalltbl__delete(struct syscalltbl *tbl); =20 const char *syscalltbl__name(const struct syscalltbl *tbl, int id); --- base-commit: ac0ac75189a4d6a29a2765a7adbb62bc6cc650c7 change-id: 20250110-perf_syscall_arch_runtime-ffe669595a18 --=20 - Charlie