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Message-ID: <CAP-5=fWyPN48AcVZ3jdDnDdg4t2Q6fMXFV9HVymk0ynZnKcj+A@mail.gmail.com>
Date: Fri, 30 Aug 2024 17:35:32 -0700
From: Ian Rogers <irogers@...gle.com>
To: Arnaldo Carvalho de Melo <acme@...nel.org>
Cc: Jiri Slaby <jirislaby@...nel.org>, Howard Chu <howardchu95@...il.com>,
Adrian Hunter <adrian.hunter@...el.com>, Jiri Olsa <jolsa@...nel.org>,
Kan Liang <kan.liang@...el.com>, Namhyung Kim <namhyung@...nel.org>,
linux-perf-users@...r.kernel.org, linux-kernel@...r.kernel.org,
Arnaldo Carvalho de Melo <acme@...hat.com>
Subject: Re: [PATCH/RFT] Re: [PATCH v5 1/8] perf trace: Fix iteration of
syscall ids in syscalltbl->entries
On Fri, Aug 30, 2024 at 4:30 PM Arnaldo Carvalho de Melo
<acme@...nel.org> wrote:
>
> On Fri, Aug 30, 2024 at 12:24:29PM +0200, Jiri Slaby wrote:
> > This broke NO_SYSCALL_TABLE builds. i586 in particular
> > (HAVE_SYSCALL_TABLE_SUPPORT is undefined there):
> > > gcc -fomit-frame-pointer -O2 -Wall -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=3 -fstack-protector-strong -funwind-tables -fasynchronous
> > > perf-in.o -Wl,--whole-archive /home/abuild/rpmbuild/BUILD/tools/perf/libapi/libapi.a /home/abuild/rpmbuild/BUILD/tools/pe
> > > /usr/lib/gcc/i586-suse-linux/14/../../../../i586-suse-linux/bin/ld: perf-in.o: in function `cmd_trace':
> > > (.text+0x81411): undefined reference to `syscalltbl__id_at_idx'
> > > /usr/lib/gcc/i586-suse-linux/14/../../../../i586-suse-linux/bin/ld: (.text+0x814b2): undefined reference to `syscalltbl__id_at_idx'
> > > /usr/lib/gcc/i586-suse-linux/14/../../../../i586-suse-linux/bin/ld: (.text+0x8154c): undefined reference to `syscalltbl__id_at_idx'
> >
> > Should there be something like a function returning identity mapping for
> > !HAVE_SYSCALL_TABLE_SUPPORT?
>
> I'll address this later, meantime I'm adding the patch below to
> perf-tools-next, probably your fix/suggestion of an identity mapping is
> way shorter and solves the !HAVE_SYSCALL_TABLE_SUPPORT case and thus
> should go to perf-tools.
>
> Please test the patch below and see if it fixes things for you, for me,
> with this container:
>
> WARNING: image platform (linux/386) does not match the expected platform (linux/amd64)
> WARNING: image platform (linux/386) does not match the expected platform (linux/amd64)
> 110.55 almalinux:9-i386 : Ok gcc (GCC) 11.4.1 20231218 (Red Hat 11.4.1-3) , clang version 17.0.6 (AlmaLinux OS Foundation 17.0.6-5.el9) flex 2.6.4
> BUILD_TARBALL_HEAD=174899051e54ecdab06c07652a3d04ad000ab301
>
> Using https://hub.docker.com/r/almalinux/i386/tags
>
> It builds as part of my set of tools[1] (not perf specific, I use it for
> pahole as well) build containers, using gcc and clang, with/without
> various build options, and will thus be tested from now on before I push
> things upstream.
>
> - Arnaldo
>
> [1] https://github.com/acmel/linux-tools-container-builds
>
> From 174899051e54ecdab06c07652a3d04ad000ab301 Mon Sep 17 00:00:00 2001
> From: Arnaldo Carvalho de Melo <acme@...hat.com>
> Date: Fri, 30 Aug 2024 19:53:47 -0300
> Subject: [PATCH 1/1] perf tools: Build x86 32-bit syscall table from
> arch/x86/entry/syscalls/syscall_32.tbl
>
> To remove one more use of the audit libs and address a problem reported
> with a recent change where a function isn't available when using the
> audit libs method, that should really go away, this being one step in
> that direction.
>
> The script used to generate the 64-bit syscall table was already
> parametrized to generate for both 64-bit and 32-bit, so just use it and
> wire the generated table to the syscalltbl.c routines.
>
> Reported-by: Jiri Slaby <jirislaby@...nel.org>
> Suggested-by: Ian Rogers <irogers@...gle.com>
> Cc: Adrian Hunter <adrian.hunter@...el.com>
> Cc: Howard Chu <howardchu95@...il.com>
> Cc: Jiri Olsa <jolsa@...nel.org>
> Cc: Kan Liang <kan.liang@...ux.intel.com>
> Cc: Namhyung Kim <namhyung@...nel.org>
> Link: https://lore.kernel.org/lkml/6fe63fa3-6c63-4b75-ac09-884d26f6fb95@kernel.org
> Signed-off-by: Arnaldo Carvalho de Melo <acme@...hat.com>
This looks great!
Reviewed-by: Ian Rogers <irogers@...gle.com>
It seems strange to me that the 64-bit binary doesn't need a 32-bit
syscall table given it could start a 32-bit binary, but that's a
problem for another day.
Thanks,
Ian
> ---
> tools/perf/Makefile.config | 13 +-
> tools/perf/arch/x86/Makefile | 6 +-
> .../arch/x86/entry/syscalls/syscall_32.tbl | 470 ++++++++++++++++++
> tools/perf/check-headers.sh | 1 +
> tools/perf/util/syscalltbl.c | 4 +
> 5 files changed, 484 insertions(+), 10 deletions(-)
> create mode 100644 tools/perf/arch/x86/entry/syscalls/syscall_32.tbl
>
> diff --git a/tools/perf/Makefile.config b/tools/perf/Makefile.config
> index 4eb1fc897baf64b8..9998cd7a879206ae 100644
> --- a/tools/perf/Makefile.config
> +++ b/tools/perf/Makefile.config
> @@ -31,14 +31,8 @@ $(call detected_var,SRCARCH)
> ifneq ($(NO_SYSCALL_TABLE),1)
> NO_SYSCALL_TABLE := 1
>
> - ifeq ($(SRCARCH),x86)
> - ifeq (${IS_64_BIT}, 1)
> - NO_SYSCALL_TABLE := 0
> - endif
> - else
> - ifeq ($(SRCARCH),$(filter $(SRCARCH),powerpc arm64 s390 mips loongarch))
> - NO_SYSCALL_TABLE := 0
> - endif
> + ifeq ($(SRCARCH),$(filter $(SRCARCH),x86 powerpc arm64 s390 mips loongarch))
> + NO_SYSCALL_TABLE := 0
> endif
>
> ifneq ($(NO_SYSCALL_TABLE),1)
> @@ -55,8 +49,9 @@ endif
> # Additional ARCH settings for x86
> ifeq ($(SRCARCH),x86)
> $(call detected,CONFIG_X86)
> + CFLAGS += -I$(OUTPUT)arch/x86/include/generated
> ifeq (${IS_64_BIT}, 1)
> - CFLAGS += -DHAVE_ARCH_X86_64_SUPPORT -I$(OUTPUT)arch/x86/include/generated
> + CFLAGS += -DHAVE_ARCH_X86_64_SUPPORT
> ARCH_INCLUDE = ../../arch/x86/lib/memcpy_64.S ../../arch/x86/lib/memset_64.S
> LIBUNWIND_LIBS = -lunwind-x86_64 -lunwind -llzma
> $(call detected,CONFIG_X86_64)
> diff --git a/tools/perf/arch/x86/Makefile b/tools/perf/arch/x86/Makefile
> index 8952e00f9b60203a..67b4969a673836eb 100644
> --- a/tools/perf/arch/x86/Makefile
> +++ b/tools/perf/arch/x86/Makefile
> @@ -13,6 +13,7 @@ PERF_HAVE_JITDUMP := 1
> generated := $(OUTPUT)arch/x86/include/generated
> out := $(generated)/asm
> header := $(out)/syscalls_64.c
> +header_32 := $(out)/syscalls_32.c
> sys := $(srctree)/tools/perf/arch/x86/entry/syscalls
> systbl := $(sys)/syscalltbl.sh
>
> @@ -22,7 +23,10 @@ $(shell [ -d '$(out)' ] || mkdir -p '$(out)')
> $(header): $(sys)/syscall_64.tbl $(systbl)
> $(Q)$(SHELL) '$(systbl)' $(sys)/syscall_64.tbl 'x86_64' > $@
>
> +$(header_32): $(sys)/syscall_32.tbl $(systbl)
> + $(Q)$(SHELL) '$(systbl)' $(sys)/syscall_32.tbl 'x86' > $@
> +
> clean::
> $(call QUIET_CLEAN, x86) $(RM) -r $(header) $(generated)
>
> -archheaders: $(header)
> +archheaders: $(header) $(header_32)
> diff --git a/tools/perf/arch/x86/entry/syscalls/syscall_32.tbl b/tools/perf/arch/x86/entry/syscalls/syscall_32.tbl
> new file mode 100644
> index 0000000000000000..534c74b14fab5117
> --- /dev/null
> +++ b/tools/perf/arch/x86/entry/syscalls/syscall_32.tbl
> @@ -0,0 +1,470 @@
> +# SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note
> +#
> +# 32-bit system call numbers and entry vectors
> +#
> +# The format is:
> +# <number> <abi> <name> <entry point> [<compat entry point> [noreturn]]
> +#
> +# The __ia32_sys and __ia32_compat_sys stubs are created on-the-fly for
> +# sys_*() system calls and compat_sys_*() compat system calls if
> +# IA32_EMULATION is defined, and expect struct pt_regs *regs as their only
> +# parameter.
> +#
> +# The abi is always "i386" for this file.
> +#
> +0 i386 restart_syscall sys_restart_syscall
> +1 i386 exit sys_exit - noreturn
> +2 i386 fork sys_fork
> +3 i386 read sys_read
> +4 i386 write sys_write
> +5 i386 open sys_open compat_sys_open
> +6 i386 close sys_close
> +7 i386 waitpid sys_waitpid
> +8 i386 creat sys_creat
> +9 i386 link sys_link
> +10 i386 unlink sys_unlink
> +11 i386 execve sys_execve compat_sys_execve
> +12 i386 chdir sys_chdir
> +13 i386 time sys_time32
> +14 i386 mknod sys_mknod
> +15 i386 chmod sys_chmod
> +16 i386 lchown sys_lchown16
> +17 i386 break
> +18 i386 oldstat sys_stat
> +19 i386 lseek sys_lseek compat_sys_lseek
> +20 i386 getpid sys_getpid
> +21 i386 mount sys_mount
> +22 i386 umount sys_oldumount
> +23 i386 setuid sys_setuid16
> +24 i386 getuid sys_getuid16
> +25 i386 stime sys_stime32
> +26 i386 ptrace sys_ptrace compat_sys_ptrace
> +27 i386 alarm sys_alarm
> +28 i386 oldfstat sys_fstat
> +29 i386 pause sys_pause
> +30 i386 utime sys_utime32
> +31 i386 stty
> +32 i386 gtty
> +33 i386 access sys_access
> +34 i386 nice sys_nice
> +35 i386 ftime
> +36 i386 sync sys_sync
> +37 i386 kill sys_kill
> +38 i386 rename sys_rename
> +39 i386 mkdir sys_mkdir
> +40 i386 rmdir sys_rmdir
> +41 i386 dup sys_dup
> +42 i386 pipe sys_pipe
> +43 i386 times sys_times compat_sys_times
> +44 i386 prof
> +45 i386 brk sys_brk
> +46 i386 setgid sys_setgid16
> +47 i386 getgid sys_getgid16
> +48 i386 signal sys_signal
> +49 i386 geteuid sys_geteuid16
> +50 i386 getegid sys_getegid16
> +51 i386 acct sys_acct
> +52 i386 umount2 sys_umount
> +53 i386 lock
> +54 i386 ioctl sys_ioctl compat_sys_ioctl
> +55 i386 fcntl sys_fcntl compat_sys_fcntl64
> +56 i386 mpx
> +57 i386 setpgid sys_setpgid
> +58 i386 ulimit
> +59 i386 oldolduname sys_olduname
> +60 i386 umask sys_umask
> +61 i386 chroot sys_chroot
> +62 i386 ustat sys_ustat compat_sys_ustat
> +63 i386 dup2 sys_dup2
> +64 i386 getppid sys_getppid
> +65 i386 getpgrp sys_getpgrp
> +66 i386 setsid sys_setsid
> +67 i386 sigaction sys_sigaction compat_sys_sigaction
> +68 i386 sgetmask sys_sgetmask
> +69 i386 ssetmask sys_ssetmask
> +70 i386 setreuid sys_setreuid16
> +71 i386 setregid sys_setregid16
> +72 i386 sigsuspend sys_sigsuspend
> +73 i386 sigpending sys_sigpending compat_sys_sigpending
> +74 i386 sethostname sys_sethostname
> +75 i386 setrlimit sys_setrlimit compat_sys_setrlimit
> +76 i386 getrlimit sys_old_getrlimit compat_sys_old_getrlimit
> +77 i386 getrusage sys_getrusage compat_sys_getrusage
> +78 i386 gettimeofday sys_gettimeofday compat_sys_gettimeofday
> +79 i386 settimeofday sys_settimeofday compat_sys_settimeofday
> +80 i386 getgroups sys_getgroups16
> +81 i386 setgroups sys_setgroups16
> +82 i386 select sys_old_select compat_sys_old_select
> +83 i386 symlink sys_symlink
> +84 i386 oldlstat sys_lstat
> +85 i386 readlink sys_readlink
> +86 i386 uselib sys_uselib
> +87 i386 swapon sys_swapon
> +88 i386 reboot sys_reboot
> +89 i386 readdir sys_old_readdir compat_sys_old_readdir
> +90 i386 mmap sys_old_mmap compat_sys_ia32_mmap
> +91 i386 munmap sys_munmap
> +92 i386 truncate sys_truncate compat_sys_truncate
> +93 i386 ftruncate sys_ftruncate compat_sys_ftruncate
> +94 i386 fchmod sys_fchmod
> +95 i386 fchown sys_fchown16
> +96 i386 getpriority sys_getpriority
> +97 i386 setpriority sys_setpriority
> +98 i386 profil
> +99 i386 statfs sys_statfs compat_sys_statfs
> +100 i386 fstatfs sys_fstatfs compat_sys_fstatfs
> +101 i386 ioperm sys_ioperm
> +102 i386 socketcall sys_socketcall compat_sys_socketcall
> +103 i386 syslog sys_syslog
> +104 i386 setitimer sys_setitimer compat_sys_setitimer
> +105 i386 getitimer sys_getitimer compat_sys_getitimer
> +106 i386 stat sys_newstat compat_sys_newstat
> +107 i386 lstat sys_newlstat compat_sys_newlstat
> +108 i386 fstat sys_newfstat compat_sys_newfstat
> +109 i386 olduname sys_uname
> +110 i386 iopl sys_iopl
> +111 i386 vhangup sys_vhangup
> +112 i386 idle
> +113 i386 vm86old sys_vm86old sys_ni_syscall
> +114 i386 wait4 sys_wait4 compat_sys_wait4
> +115 i386 swapoff sys_swapoff
> +116 i386 sysinfo sys_sysinfo compat_sys_sysinfo
> +117 i386 ipc sys_ipc compat_sys_ipc
> +118 i386 fsync sys_fsync
> +119 i386 sigreturn sys_sigreturn compat_sys_sigreturn
> +120 i386 clone sys_clone compat_sys_ia32_clone
> +121 i386 setdomainname sys_setdomainname
> +122 i386 uname sys_newuname
> +123 i386 modify_ldt sys_modify_ldt
> +124 i386 adjtimex sys_adjtimex_time32
> +125 i386 mprotect sys_mprotect
> +126 i386 sigprocmask sys_sigprocmask compat_sys_sigprocmask
> +127 i386 create_module
> +128 i386 init_module sys_init_module
> +129 i386 delete_module sys_delete_module
> +130 i386 get_kernel_syms
> +131 i386 quotactl sys_quotactl
> +132 i386 getpgid sys_getpgid
> +133 i386 fchdir sys_fchdir
> +134 i386 bdflush sys_ni_syscall
> +135 i386 sysfs sys_sysfs
> +136 i386 personality sys_personality
> +137 i386 afs_syscall
> +138 i386 setfsuid sys_setfsuid16
> +139 i386 setfsgid sys_setfsgid16
> +140 i386 _llseek sys_llseek
> +141 i386 getdents sys_getdents compat_sys_getdents
> +142 i386 _newselect sys_select compat_sys_select
> +143 i386 flock sys_flock
> +144 i386 msync sys_msync
> +145 i386 readv sys_readv
> +146 i386 writev sys_writev
> +147 i386 getsid sys_getsid
> +148 i386 fdatasync sys_fdatasync
> +149 i386 _sysctl sys_ni_syscall
> +150 i386 mlock sys_mlock
> +151 i386 munlock sys_munlock
> +152 i386 mlockall sys_mlockall
> +153 i386 munlockall sys_munlockall
> +154 i386 sched_setparam sys_sched_setparam
> +155 i386 sched_getparam sys_sched_getparam
> +156 i386 sched_setscheduler sys_sched_setscheduler
> +157 i386 sched_getscheduler sys_sched_getscheduler
> +158 i386 sched_yield sys_sched_yield
> +159 i386 sched_get_priority_max sys_sched_get_priority_max
> +160 i386 sched_get_priority_min sys_sched_get_priority_min
> +161 i386 sched_rr_get_interval sys_sched_rr_get_interval_time32
> +162 i386 nanosleep sys_nanosleep_time32
> +163 i386 mremap sys_mremap
> +164 i386 setresuid sys_setresuid16
> +165 i386 getresuid sys_getresuid16
> +166 i386 vm86 sys_vm86 sys_ni_syscall
> +167 i386 query_module
> +168 i386 poll sys_poll
> +169 i386 nfsservctl
> +170 i386 setresgid sys_setresgid16
> +171 i386 getresgid sys_getresgid16
> +172 i386 prctl sys_prctl
> +173 i386 rt_sigreturn sys_rt_sigreturn compat_sys_rt_sigreturn
> +174 i386 rt_sigaction sys_rt_sigaction compat_sys_rt_sigaction
> +175 i386 rt_sigprocmask sys_rt_sigprocmask compat_sys_rt_sigprocmask
> +176 i386 rt_sigpending sys_rt_sigpending compat_sys_rt_sigpending
> +177 i386 rt_sigtimedwait sys_rt_sigtimedwait_time32 compat_sys_rt_sigtimedwait_time32
> +178 i386 rt_sigqueueinfo sys_rt_sigqueueinfo compat_sys_rt_sigqueueinfo
> +179 i386 rt_sigsuspend sys_rt_sigsuspend compat_sys_rt_sigsuspend
> +180 i386 pread64 sys_ia32_pread64
> +181 i386 pwrite64 sys_ia32_pwrite64
> +182 i386 chown sys_chown16
> +183 i386 getcwd sys_getcwd
> +184 i386 capget sys_capget
> +185 i386 capset sys_capset
> +186 i386 sigaltstack sys_sigaltstack compat_sys_sigaltstack
> +187 i386 sendfile sys_sendfile compat_sys_sendfile
> +188 i386 getpmsg
> +189 i386 putpmsg
> +190 i386 vfork sys_vfork
> +191 i386 ugetrlimit sys_getrlimit compat_sys_getrlimit
> +192 i386 mmap2 sys_mmap_pgoff
> +193 i386 truncate64 sys_ia32_truncate64
> +194 i386 ftruncate64 sys_ia32_ftruncate64
> +195 i386 stat64 sys_stat64 compat_sys_ia32_stat64
> +196 i386 lstat64 sys_lstat64 compat_sys_ia32_lstat64
> +197 i386 fstat64 sys_fstat64 compat_sys_ia32_fstat64
> +198 i386 lchown32 sys_lchown
> +199 i386 getuid32 sys_getuid
> +200 i386 getgid32 sys_getgid
> +201 i386 geteuid32 sys_geteuid
> +202 i386 getegid32 sys_getegid
> +203 i386 setreuid32 sys_setreuid
> +204 i386 setregid32 sys_setregid
> +205 i386 getgroups32 sys_getgroups
> +206 i386 setgroups32 sys_setgroups
> +207 i386 fchown32 sys_fchown
> +208 i386 setresuid32 sys_setresuid
> +209 i386 getresuid32 sys_getresuid
> +210 i386 setresgid32 sys_setresgid
> +211 i386 getresgid32 sys_getresgid
> +212 i386 chown32 sys_chown
> +213 i386 setuid32 sys_setuid
> +214 i386 setgid32 sys_setgid
> +215 i386 setfsuid32 sys_setfsuid
> +216 i386 setfsgid32 sys_setfsgid
> +217 i386 pivot_root sys_pivot_root
> +218 i386 mincore sys_mincore
> +219 i386 madvise sys_madvise
> +220 i386 getdents64 sys_getdents64
> +221 i386 fcntl64 sys_fcntl64 compat_sys_fcntl64
> +# 222 is unused
> +# 223 is unused
> +224 i386 gettid sys_gettid
> +225 i386 readahead sys_ia32_readahead
> +226 i386 setxattr sys_setxattr
> +227 i386 lsetxattr sys_lsetxattr
> +228 i386 fsetxattr sys_fsetxattr
> +229 i386 getxattr sys_getxattr
> +230 i386 lgetxattr sys_lgetxattr
> +231 i386 fgetxattr sys_fgetxattr
> +232 i386 listxattr sys_listxattr
> +233 i386 llistxattr sys_llistxattr
> +234 i386 flistxattr sys_flistxattr
> +235 i386 removexattr sys_removexattr
> +236 i386 lremovexattr sys_lremovexattr
> +237 i386 fremovexattr sys_fremovexattr
> +238 i386 tkill sys_tkill
> +239 i386 sendfile64 sys_sendfile64
> +240 i386 futex sys_futex_time32
> +241 i386 sched_setaffinity sys_sched_setaffinity compat_sys_sched_setaffinity
> +242 i386 sched_getaffinity sys_sched_getaffinity compat_sys_sched_getaffinity
> +243 i386 set_thread_area sys_set_thread_area
> +244 i386 get_thread_area sys_get_thread_area
> +245 i386 io_setup sys_io_setup compat_sys_io_setup
> +246 i386 io_destroy sys_io_destroy
> +247 i386 io_getevents sys_io_getevents_time32
> +248 i386 io_submit sys_io_submit compat_sys_io_submit
> +249 i386 io_cancel sys_io_cancel
> +250 i386 fadvise64 sys_ia32_fadvise64
> +# 251 is available for reuse (was briefly sys_set_zone_reclaim)
> +252 i386 exit_group sys_exit_group - noreturn
> +253 i386 lookup_dcookie
> +254 i386 epoll_create sys_epoll_create
> +255 i386 epoll_ctl sys_epoll_ctl
> +256 i386 epoll_wait sys_epoll_wait
> +257 i386 remap_file_pages sys_remap_file_pages
> +258 i386 set_tid_address sys_set_tid_address
> +259 i386 timer_create sys_timer_create compat_sys_timer_create
> +260 i386 timer_settime sys_timer_settime32
> +261 i386 timer_gettime sys_timer_gettime32
> +262 i386 timer_getoverrun sys_timer_getoverrun
> +263 i386 timer_delete sys_timer_delete
> +264 i386 clock_settime sys_clock_settime32
> +265 i386 clock_gettime sys_clock_gettime32
> +266 i386 clock_getres sys_clock_getres_time32
> +267 i386 clock_nanosleep sys_clock_nanosleep_time32
> +268 i386 statfs64 sys_statfs64 compat_sys_statfs64
> +269 i386 fstatfs64 sys_fstatfs64 compat_sys_fstatfs64
> +270 i386 tgkill sys_tgkill
> +271 i386 utimes sys_utimes_time32
> +272 i386 fadvise64_64 sys_ia32_fadvise64_64
> +273 i386 vserver
> +274 i386 mbind sys_mbind
> +275 i386 get_mempolicy sys_get_mempolicy
> +276 i386 set_mempolicy sys_set_mempolicy
> +277 i386 mq_open sys_mq_open compat_sys_mq_open
> +278 i386 mq_unlink sys_mq_unlink
> +279 i386 mq_timedsend sys_mq_timedsend_time32
> +280 i386 mq_timedreceive sys_mq_timedreceive_time32
> +281 i386 mq_notify sys_mq_notify compat_sys_mq_notify
> +282 i386 mq_getsetattr sys_mq_getsetattr compat_sys_mq_getsetattr
> +283 i386 kexec_load sys_kexec_load compat_sys_kexec_load
> +284 i386 waitid sys_waitid compat_sys_waitid
> +# 285 sys_setaltroot
> +286 i386 add_key sys_add_key
> +287 i386 request_key sys_request_key
> +288 i386 keyctl sys_keyctl compat_sys_keyctl
> +289 i386 ioprio_set sys_ioprio_set
> +290 i386 ioprio_get sys_ioprio_get
> +291 i386 inotify_init sys_inotify_init
> +292 i386 inotify_add_watch sys_inotify_add_watch
> +293 i386 inotify_rm_watch sys_inotify_rm_watch
> +294 i386 migrate_pages sys_migrate_pages
> +295 i386 openat sys_openat compat_sys_openat
> +296 i386 mkdirat sys_mkdirat
> +297 i386 mknodat sys_mknodat
> +298 i386 fchownat sys_fchownat
> +299 i386 futimesat sys_futimesat_time32
> +300 i386 fstatat64 sys_fstatat64 compat_sys_ia32_fstatat64
> +301 i386 unlinkat sys_unlinkat
> +302 i386 renameat sys_renameat
> +303 i386 linkat sys_linkat
> +304 i386 symlinkat sys_symlinkat
> +305 i386 readlinkat sys_readlinkat
> +306 i386 fchmodat sys_fchmodat
> +307 i386 faccessat sys_faccessat
> +308 i386 pselect6 sys_pselect6_time32 compat_sys_pselect6_time32
> +309 i386 ppoll sys_ppoll_time32 compat_sys_ppoll_time32
> +310 i386 unshare sys_unshare
> +311 i386 set_robust_list sys_set_robust_list compat_sys_set_robust_list
> +312 i386 get_robust_list sys_get_robust_list compat_sys_get_robust_list
> +313 i386 splice sys_splice
> +314 i386 sync_file_range sys_ia32_sync_file_range
> +315 i386 tee sys_tee
> +316 i386 vmsplice sys_vmsplice
> +317 i386 move_pages sys_move_pages
> +318 i386 getcpu sys_getcpu
> +319 i386 epoll_pwait sys_epoll_pwait
> +320 i386 utimensat sys_utimensat_time32
> +321 i386 signalfd sys_signalfd compat_sys_signalfd
> +322 i386 timerfd_create sys_timerfd_create
> +323 i386 eventfd sys_eventfd
> +324 i386 fallocate sys_ia32_fallocate
> +325 i386 timerfd_settime sys_timerfd_settime32
> +326 i386 timerfd_gettime sys_timerfd_gettime32
> +327 i386 signalfd4 sys_signalfd4 compat_sys_signalfd4
> +328 i386 eventfd2 sys_eventfd2
> +329 i386 epoll_create1 sys_epoll_create1
> +330 i386 dup3 sys_dup3
> +331 i386 pipe2 sys_pipe2
> +332 i386 inotify_init1 sys_inotify_init1
> +333 i386 preadv sys_preadv compat_sys_preadv
> +334 i386 pwritev sys_pwritev compat_sys_pwritev
> +335 i386 rt_tgsigqueueinfo sys_rt_tgsigqueueinfo compat_sys_rt_tgsigqueueinfo
> +336 i386 perf_event_open sys_perf_event_open
> +337 i386 recvmmsg sys_recvmmsg_time32 compat_sys_recvmmsg_time32
> +338 i386 fanotify_init sys_fanotify_init
> +339 i386 fanotify_mark sys_fanotify_mark compat_sys_fanotify_mark
> +340 i386 prlimit64 sys_prlimit64
> +341 i386 name_to_handle_at sys_name_to_handle_at
> +342 i386 open_by_handle_at sys_open_by_handle_at compat_sys_open_by_handle_at
> +343 i386 clock_adjtime sys_clock_adjtime32
> +344 i386 syncfs sys_syncfs
> +345 i386 sendmmsg sys_sendmmsg compat_sys_sendmmsg
> +346 i386 setns sys_setns
> +347 i386 process_vm_readv sys_process_vm_readv
> +348 i386 process_vm_writev sys_process_vm_writev
> +349 i386 kcmp sys_kcmp
> +350 i386 finit_module sys_finit_module
> +351 i386 sched_setattr sys_sched_setattr
> +352 i386 sched_getattr sys_sched_getattr
> +353 i386 renameat2 sys_renameat2
> +354 i386 seccomp sys_seccomp
> +355 i386 getrandom sys_getrandom
> +356 i386 memfd_create sys_memfd_create
> +357 i386 bpf sys_bpf
> +358 i386 execveat sys_execveat compat_sys_execveat
> +359 i386 socket sys_socket
> +360 i386 socketpair sys_socketpair
> +361 i386 bind sys_bind
> +362 i386 connect sys_connect
> +363 i386 listen sys_listen
> +364 i386 accept4 sys_accept4
> +365 i386 getsockopt sys_getsockopt sys_getsockopt
> +366 i386 setsockopt sys_setsockopt sys_setsockopt
> +367 i386 getsockname sys_getsockname
> +368 i386 getpeername sys_getpeername
> +369 i386 sendto sys_sendto
> +370 i386 sendmsg sys_sendmsg compat_sys_sendmsg
> +371 i386 recvfrom sys_recvfrom compat_sys_recvfrom
> +372 i386 recvmsg sys_recvmsg compat_sys_recvmsg
> +373 i386 shutdown sys_shutdown
> +374 i386 userfaultfd sys_userfaultfd
> +375 i386 membarrier sys_membarrier
> +376 i386 mlock2 sys_mlock2
> +377 i386 copy_file_range sys_copy_file_range
> +378 i386 preadv2 sys_preadv2 compat_sys_preadv2
> +379 i386 pwritev2 sys_pwritev2 compat_sys_pwritev2
> +380 i386 pkey_mprotect sys_pkey_mprotect
> +381 i386 pkey_alloc sys_pkey_alloc
> +382 i386 pkey_free sys_pkey_free
> +383 i386 statx sys_statx
> +384 i386 arch_prctl sys_arch_prctl compat_sys_arch_prctl
> +385 i386 io_pgetevents sys_io_pgetevents_time32 compat_sys_io_pgetevents
> +386 i386 rseq sys_rseq
> +393 i386 semget sys_semget
> +394 i386 semctl sys_semctl compat_sys_semctl
> +395 i386 shmget sys_shmget
> +396 i386 shmctl sys_shmctl compat_sys_shmctl
> +397 i386 shmat sys_shmat compat_sys_shmat
> +398 i386 shmdt sys_shmdt
> +399 i386 msgget sys_msgget
> +400 i386 msgsnd sys_msgsnd compat_sys_msgsnd
> +401 i386 msgrcv sys_msgrcv compat_sys_msgrcv
> +402 i386 msgctl sys_msgctl compat_sys_msgctl
> +403 i386 clock_gettime64 sys_clock_gettime
> +404 i386 clock_settime64 sys_clock_settime
> +405 i386 clock_adjtime64 sys_clock_adjtime
> +406 i386 clock_getres_time64 sys_clock_getres
> +407 i386 clock_nanosleep_time64 sys_clock_nanosleep
> +408 i386 timer_gettime64 sys_timer_gettime
> +409 i386 timer_settime64 sys_timer_settime
> +410 i386 timerfd_gettime64 sys_timerfd_gettime
> +411 i386 timerfd_settime64 sys_timerfd_settime
> +412 i386 utimensat_time64 sys_utimensat
> +413 i386 pselect6_time64 sys_pselect6 compat_sys_pselect6_time64
> +414 i386 ppoll_time64 sys_ppoll compat_sys_ppoll_time64
> +416 i386 io_pgetevents_time64 sys_io_pgetevents compat_sys_io_pgetevents_time64
> +417 i386 recvmmsg_time64 sys_recvmmsg compat_sys_recvmmsg_time64
> +418 i386 mq_timedsend_time64 sys_mq_timedsend
> +419 i386 mq_timedreceive_time64 sys_mq_timedreceive
> +420 i386 semtimedop_time64 sys_semtimedop
> +421 i386 rt_sigtimedwait_time64 sys_rt_sigtimedwait compat_sys_rt_sigtimedwait_time64
> +422 i386 futex_time64 sys_futex
> +423 i386 sched_rr_get_interval_time64 sys_sched_rr_get_interval
> +424 i386 pidfd_send_signal sys_pidfd_send_signal
> +425 i386 io_uring_setup sys_io_uring_setup
> +426 i386 io_uring_enter sys_io_uring_enter
> +427 i386 io_uring_register sys_io_uring_register
> +428 i386 open_tree sys_open_tree
> +429 i386 move_mount sys_move_mount
> +430 i386 fsopen sys_fsopen
> +431 i386 fsconfig sys_fsconfig
> +432 i386 fsmount sys_fsmount
> +433 i386 fspick sys_fspick
> +434 i386 pidfd_open sys_pidfd_open
> +435 i386 clone3 sys_clone3
> +436 i386 close_range sys_close_range
> +437 i386 openat2 sys_openat2
> +438 i386 pidfd_getfd sys_pidfd_getfd
> +439 i386 faccessat2 sys_faccessat2
> +440 i386 process_madvise sys_process_madvise
> +441 i386 epoll_pwait2 sys_epoll_pwait2 compat_sys_epoll_pwait2
> +442 i386 mount_setattr sys_mount_setattr
> +443 i386 quotactl_fd sys_quotactl_fd
> +444 i386 landlock_create_ruleset sys_landlock_create_ruleset
> +445 i386 landlock_add_rule sys_landlock_add_rule
> +446 i386 landlock_restrict_self sys_landlock_restrict_self
> +447 i386 memfd_secret sys_memfd_secret
> +448 i386 process_mrelease sys_process_mrelease
> +449 i386 futex_waitv sys_futex_waitv
> +450 i386 set_mempolicy_home_node sys_set_mempolicy_home_node
> +451 i386 cachestat sys_cachestat
> +452 i386 fchmodat2 sys_fchmodat2
> +453 i386 map_shadow_stack sys_map_shadow_stack
> +454 i386 futex_wake sys_futex_wake
> +455 i386 futex_wait sys_futex_wait
> +456 i386 futex_requeue sys_futex_requeue
> +457 i386 statmount sys_statmount
> +458 i386 listmount sys_listmount
> +459 i386 lsm_get_self_attr sys_lsm_get_self_attr
> +460 i386 lsm_set_self_attr sys_lsm_set_self_attr
> +461 i386 lsm_list_modules sys_lsm_list_modules
> +462 i386 mseal sys_mseal
> diff --git a/tools/perf/check-headers.sh b/tools/perf/check-headers.sh
> index 672421b858ac1a7f..714c78e5da07c163 100755
> --- a/tools/perf/check-headers.sh
> +++ b/tools/perf/check-headers.sh
> @@ -172,6 +172,7 @@ check lib/ctype.c '-I "^EXPORT_SYMBOL" -I "^#include <linux/export.h>" -B
> check lib/list_sort.c '-I "^#include <linux/bug.h>"'
>
> # diff non-symmetric files
> +check_2 tools/perf/arch/x86/entry/syscalls/syscall_32.tbl arch/x86/entry/syscalls/syscall_32.tbl
> check_2 tools/perf/arch/x86/entry/syscalls/syscall_64.tbl arch/x86/entry/syscalls/syscall_64.tbl
> check_2 tools/perf/arch/powerpc/entry/syscalls/syscall.tbl arch/powerpc/kernel/syscalls/syscall.tbl
> check_2 tools/perf/arch/s390/entry/syscalls/syscall.tbl arch/s390/kernel/syscalls/syscall.tbl
> diff --git a/tools/perf/util/syscalltbl.c b/tools/perf/util/syscalltbl.c
> index 0dd26b991b3fb513..7c15dec6900d8aaa 100644
> --- a/tools/perf/util/syscalltbl.c
> +++ b/tools/perf/util/syscalltbl.c
> @@ -18,6 +18,10 @@
> #include <asm/syscalls_64.c>
> const int syscalltbl_native_max_id = SYSCALLTBL_x86_64_MAX_ID;
> static const char *const *syscalltbl_native = syscalltbl_x86_64;
> +#elif defined(__i386__)
> +#include <asm/syscalls_32.c>
> +const int syscalltbl_native_max_id = SYSCALLTBL_x86_MAX_ID;
> +static const char *const *syscalltbl_native = syscalltbl_x86;
> #elif defined(__s390x__)
> #include <asm/syscalls_64.c>
> const int syscalltbl_native_max_id = SYSCALLTBL_S390_64_MAX_ID;
> --
> 2.46.0
>
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