Em Tue, May 21, 2019 at 06:02:03AM +0300, Vitaly Chikunov escreveu: > When a host system has kernel headers that are newer than a compiling > kernel, mksyscalltbl fails with errors such as: > > <stdin>: In function 'main': > <stdin>:271:44: error: '__NR_kexec_file_load' undeclared (first use in this > function) > <stdin>:271:44: note: each undeclared identifier is reported only once for > each function it appears in > <stdin>:272:46: error: '__NR_pidfd_send_signal' undeclared (first use in > this function) > <stdin>:273:43: error: '__NR_io_uring_setup' undeclared (first use in this > function) > <stdin>:274:43: error: '__NR_io_uring_enter' undeclared (first use in this > function) > <stdin>:275:46: error: '__NR_io_uring_register' undeclared (first use in > this function) > tools/perf/arch/arm64/entry/syscalls//mksyscalltbl: line 48: > /tmp/create-table-xvUQdD: Permission denied > > mksyscalltbl is compiled with default host includes, but run with
It shouldn't :-\ So with this you're making it use the ones shipped in tools/include? Good, I'll test it, thanks! - Arnaldo > compiling kernel tree includes, causing some syscall numbers being > undeclared. > > Signed-off-by: Vitaly Chikunov <[email protected]> > Cc: Alexander Shishkin <[email protected]> > Cc: Arnaldo Carvalho de Melo <[email protected]> > Cc: Hendrik Brueckner <[email protected]> > Cc: Ingo Molnar <[email protected]> > Cc: Jiri Olsa <[email protected]> > Cc: Kim Phillips <[email protected]> > Cc: Namhyung Kim <[email protected]> > Cc: Peter Zijlstra <[email protected]> > Cc: Ravi Bangoria <[email protected]> > --- > tools/perf/arch/arm64/entry/syscalls/mksyscalltbl | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/tools/perf/arch/arm64/entry/syscalls/mksyscalltbl > b/tools/perf/arch/arm64/entry/syscalls/mksyscalltbl > index c88fd32563eb..459469b7222c 100755 > --- a/tools/perf/arch/arm64/entry/syscalls/mksyscalltbl > +++ b/tools/perf/arch/arm64/entry/syscalls/mksyscalltbl > @@ -56,7 +56,7 @@ create_table() > echo "};" > } > > -$gcc -E -dM -x c $input \ > +$gcc -E -dM -x c -I $incpath/include/uapi $input \ > |sed -ne 's/^#define __NR_//p' \ > |sort -t' ' -k2 -nu \ > |create_table > -- > 2.11.0 -- - Arnaldo
