Release 4.11 arch/mips/math-emu/me-debugfs.c
#include <linux/cpumask.h>
#include <linux/debugfs.h>
#include <linux/fs.h>
#include <linux/init.h>
#include <linux/percpu.h>
#include <linux/types.h>
#include <asm/debug.h>
#include <asm/fpu_emulator.h>
#include <asm/local.h>
DEFINE_PER_CPU(struct mips_fpu_emulator_stats, fpuemustats);
static int fpuemu_stat_get(void *data, u64 *val)
{
int cpu;
unsigned long sum = 0;
for_each_online_cpu(cpu) {
struct mips_fpu_emulator_stats *ps;
local_t *pv;
ps = &per_cpu(fpuemustats, cpu);
pv = (void *)ps + (unsigned long)data;
sum += local_read(pv);
}
*val = sum;
return 0;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Ralf Bächle | 77 | 100.00% | 1 | 100.00% |
| Total | 77 | 100.00% | 1 | 100.00% |
DEFINE_SIMPLE_ATTRIBUTE(fops_fpuemu_stat, fpuemu_stat_get, NULL, "%llu\n");
static int __init debugfs_fpuemu(void)
{
struct dentry *d, *dir;
if (!mips_debugfs_dir)
return -ENODEV;
dir = debugfs_create_dir("fpuemustats", mips_debugfs_dir);
if (!dir)
return -ENOMEM;
#define FPU_EMU_STAT_OFFSET(m) \
offsetof(struct mips_fpu_emulator_stats, m)
#define FPU_STAT_CREATE(m) \
do { \
d = debugfs_create_file(#m , S_IRUGO, dir, \
(void *)FPU_EMU_STAT_OFFSET(m), \
&fops_fpuemu_stat); \
if (!d) \
return -ENOMEM; \
} while (0)
FPU_STAT_CREATE(emulated);
FPU_STAT_CREATE(loads);
FPU_STAT_CREATE(stores);
FPU_STAT_CREATE(cp1ops);
FPU_STAT_CREATE(cp1xops);
FPU_STAT_CREATE(errors);
FPU_STAT_CREATE(ieee754_inexact);
FPU_STAT_CREATE(ieee754_underflow);
FPU_STAT_CREATE(ieee754_overflow);
FPU_STAT_CREATE(ieee754_zerodiv);
FPU_STAT_CREATE(ieee754_invalidop);
FPU_STAT_CREATE(ds_emul);
return 0;
}
Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Ralf Bächle | 93 | 75.61% | 2 | 50.00% |
| Deng-Cheng Zhu | 25 | 20.33% | 1 | 25.00% |
| David Daney | 5 | 4.07% | 1 | 25.00% |
| Total | 123 | 100.00% | 4 | 100.00% |
arch_initcall(debugfs_fpuemu);
Overall Contributors
| Person | Tokens | Prop | Commits | CommitProp |
| Ralf Bächle | 218 | 86.85% | 3 | 50.00% |
| Deng-Cheng Zhu | 25 | 9.96% | 1 | 16.67% |
| David Daney | 5 | 1.99% | 1 | 16.67% |
| Paul Burton | 3 | 1.20% | 1 | 16.67% |
| Total | 251 | 100.00% | 6 | 100.00% |
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