mirror of
https://github.com/edk2-porting/linux-next.git
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c44a8b44ca
Allocate and bind AIO user space buffers to the memory nodes that mmap kernel buffers are bound to. Signed-off-by: Alexey Budankov <alexey.budankov@linux.intel.com> Reviewed-by: Jiri Olsa <jolsa@redhat.com> Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com> Cc: Andi Kleen <ak@linux.intel.com> Cc: Namhyung Kim <namhyung@kernel.org> Cc: Peter Zijlstra <peterz@infradead.org> Link: http://lkml.kernel.org/r/5a5adebc-afe0-4806-81cd-180d49ec043f@linux.intel.com [ Do not use 'index' as a variable name, it is a define in older glibcs ] Link: http://lkml.kernel.org/r/20190205151526.GC10613@kernel.org [ Add -lnuma to the python build when -DHAVE_LIBNUMA_SUPPORT is present, fixing 'perf test python' ] Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
77 lines
2.6 KiB
Python
77 lines
2.6 KiB
Python
from os import getenv
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from subprocess import Popen, PIPE
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from re import sub
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def clang_has_option(option):
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return [o for o in Popen(['clang', option], stderr=PIPE).stderr.readlines() if b"unknown argument" in o] == [ ]
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cc = getenv("CC")
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if cc == "clang":
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from distutils.sysconfig import get_config_vars
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vars = get_config_vars()
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for var in ('CFLAGS', 'OPT'):
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vars[var] = sub("-specs=[^ ]+", "", vars[var])
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if not clang_has_option("-mcet"):
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vars[var] = sub("-mcet", "", vars[var])
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if not clang_has_option("-fcf-protection"):
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vars[var] = sub("-fcf-protection", "", vars[var])
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if not clang_has_option("-fstack-clash-protection"):
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vars[var] = sub("-fstack-clash-protection", "", vars[var])
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from distutils.core import setup, Extension
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from distutils.command.build_ext import build_ext as _build_ext
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from distutils.command.install_lib import install_lib as _install_lib
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class build_ext(_build_ext):
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def finalize_options(self):
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_build_ext.finalize_options(self)
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self.build_lib = build_lib
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self.build_temp = build_tmp
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class install_lib(_install_lib):
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def finalize_options(self):
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_install_lib.finalize_options(self)
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self.build_dir = build_lib
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cflags = getenv('CFLAGS', '').split()
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# switch off several checks (need to be at the end of cflags list)
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cflags += ['-fno-strict-aliasing', '-Wno-write-strings', '-Wno-unused-parameter', '-Wno-redundant-decls' ]
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if cc != "clang":
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cflags += ['-Wno-cast-function-type' ]
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src_perf = getenv('srctree') + '/tools/perf'
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build_lib = getenv('PYTHON_EXTBUILD_LIB')
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build_tmp = getenv('PYTHON_EXTBUILD_TMP')
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libtraceevent = getenv('LIBTRACEEVENT')
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libapikfs = getenv('LIBAPI')
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ext_sources = [f.strip() for f in open('util/python-ext-sources')
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if len(f.strip()) > 0 and f[0] != '#']
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# use full paths with source files
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ext_sources = list(map(lambda x: '%s/%s' % (src_perf, x) , ext_sources))
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extra_libraries = []
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if '-DHAVE_LIBNUMA_SUPPORT' in cflags:
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extra_libraries = [ 'numa' ]
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perf = Extension('perf',
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sources = ext_sources,
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include_dirs = ['util/include'],
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libraries = extra_libraries,
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extra_compile_args = cflags,
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extra_objects = [libtraceevent, libapikfs],
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)
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setup(name='perf',
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version='0.1',
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description='Interface with the Linux profiling infrastructure',
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author='Arnaldo Carvalho de Melo',
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author_email='acme@redhat.com',
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license='GPLv2',
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url='http://perf.wiki.kernel.org',
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ext_modules=[perf],
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cmdclass={'build_ext': build_ext, 'install_lib': install_lib})
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