3rd-party/linux-kernel-module-cheat
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run: make --num-cpus work in gem5 userland and fs_bigLITTLE.py

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Ciro Santilli 六四事件 法轮功
2019-09-07 00:00:04 +00:00
parent e0fb39c92a
commit 6aa375df2a
2 changed files with 6 additions and 3 deletions
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7
run
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@@ -479,6 +479,7 @@ Extra options to append at the end of the emulator command line.
cmd.extend([ cmd.extend([
self.env['gem5_se_file'], LF, self.env['gem5_se_file'], LF,
'--cmd', self.env['image'], LF, '--cmd', self.env['image'], LF,
'--num-cpus', str(self.env['cpus']), LF,
# We have to use cpu[0] here because on multi-cpu workloads, # We have to use cpu[0] here because on multi-cpu workloads,
# cpu[1] and higher use workload as a proxy to cpu[0].workload. # cpu[1] and higher use workload as a proxy to cpu[0].workload.
# as can be seen from the config.ini. # as can be seen from the config.ini.
@@ -498,10 +499,10 @@ Extra options to append at the end of the emulator command line.
extra_emulator_args.extend(['-r', str(cpt_dirs_sorted_by_tick.index(cpt_dir) + 1)]) extra_emulator_args.extend(['-r', str(cpt_dirs_sorted_by_tick.index(cpt_dir) + 1)])
cmd.extend([ cmd.extend([
self.env['gem5_fs_file'], LF, self.env['gem5_fs_file'], LF,
'--num-cpus', str(self.env['cpus']), LF,
'--disk-image', self.env['disk_image'], LF, '--disk-image', self.env['disk_image'], LF,
'--kernel', self.env['image'], LF, '--kernel', self.env['image'], LF,
'--mem-size', memory, LF, '--mem-size', memory, LF,
'--num-cpus', str(self.env['cpus']), LF,
'--script', self.env['gem5_readfile_file'], LF, '--script', self.env['gem5_readfile_file'], LF,
]) ])
if self.env['arch'] == 'x86_64': if self.env['arch'] == 'x86_64':
@@ -565,11 +566,11 @@ Extra options to append at the end of the emulator command line.
'arm', 'arm',
'fs_bigLITTLE.py' 'fs_bigLITTLE.py'
), LF, ), LF,
'--big-cpus', '2', LF, '--big-cpus', str((self.env['cpus'] + 1) // 2), LF,
'--cpu-type', cpu_type, LF, '--cpu-type', cpu_type, LF,
'--disk', self.env['disk_image'], LF, '--disk', self.env['disk_image'], LF,
'--kernel', self.env['image'], LF, '--kernel', self.env['image'], LF,
'--little-cpus', '2', LF, '--little-cpus', str(self.env['cpus'] // 2), LF,
]) ])
if self.env['dtb']: if self.env['dtb']:
cmd.extend([ cmd.extend([

2
userland/cpp/thread_return_value.cpp
View File

@@ -1,3 +1,5 @@
// https://cirosantilli.com/linux-kernel-module-cheat#cpp-multithreading
//
// http://stackoverflow.com/questions/7686939/c-simple-return-value-from-stdthread // http://stackoverflow.com/questions/7686939/c-simple-return-value-from-stdthread
// http://stackoverflow.com/questions/28950835/c-error-no-type-named-type-in-class-stdresult-ofvoid-stdunordered // http://stackoverflow.com/questions/28950835/c-error-no-type-named-type-in-class-stdresult-ofvoid-stdunordered
// http://stackoverflow.com/questions/21048906/stdthread-pass-by-reference-calls-copy-constructor // http://stackoverflow.com/questions/21048906/stdthread-pass-by-reference-calls-copy-constructor