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| author | ye xingchen <ye.xingchen@zte.com.cn> | 2022-12-06 09:15:22 +0100 |
|---|---|---|
| committer | Rafael J. Wysocki <rafael.j.wysocki@intel.com> | 2022-12-06 12:20:07 +0100 |
| commit | 7ed40bcf8a618436d43b17d565ca35af61bc8e54 (patch) | |
| tree | 6a001fd4b49bfd4cc7c56e6dce881bba4e3f6798 /drivers/cpufreq/cpufreq_stats.c | |
| parent | cpufreq: ACPI: Only set boost MSRs on supported CPUs (diff) | |
| download | linux-7ed40bcf8a618436d43b17d565ca35af61bc8e54.tar.xz linux-7ed40bcf8a618436d43b17d565ca35af61bc8e54.zip | |
cpufreq: stats: Convert to use sysfs_emit_at() API
Follow the advice of the Documentation/filesystems/sysfs.rst and show()
should only use sysfs_emit() or sysfs_emit_at() when formatting the
value to be returned to user space.
Signed-off-by: ye xingchen <ye.xingchen@zte.com.cn>
Acked-by: Viresh Kumar <viresh.kumar@linaro.org>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Diffstat (limited to 'drivers/cpufreq/cpufreq_stats.c')
| -rw-r--r-- | drivers/cpufreq/cpufreq_stats.c | 16 |
1 files changed, 7 insertions, 9 deletions
diff --git a/drivers/cpufreq/cpufreq_stats.c b/drivers/cpufreq/cpufreq_stats.c index 1570d6f3e75d..55c7ffd37d1c 100644 --- a/drivers/cpufreq/cpufreq_stats.c +++ b/drivers/cpufreq/cpufreq_stats.c @@ -128,25 +128,23 @@ static ssize_t show_trans_table(struct cpufreq_policy *policy, char *buf) ssize_t len = 0; int i, j, count; - len += scnprintf(buf + len, PAGE_SIZE - len, " From : To\n"); - len += scnprintf(buf + len, PAGE_SIZE - len, " : "); + len += sysfs_emit_at(buf, len, " From : To\n"); + len += sysfs_emit_at(buf, len, " : "); for (i = 0; i < stats->state_num; i++) { if (len >= PAGE_SIZE) break; - len += scnprintf(buf + len, PAGE_SIZE - len, "%9u ", - stats->freq_table[i]); + len += sysfs_emit_at(buf, len, "%9u ", stats->freq_table[i]); } if (len >= PAGE_SIZE) return PAGE_SIZE; - len += scnprintf(buf + len, PAGE_SIZE - len, "\n"); + len += sysfs_emit_at(buf, len, "\n"); for (i = 0; i < stats->state_num; i++) { if (len >= PAGE_SIZE) break; - len += scnprintf(buf + len, PAGE_SIZE - len, "%9u: ", - stats->freq_table[i]); + len += sysfs_emit_at(buf, len, "%9u: ", stats->freq_table[i]); for (j = 0; j < stats->state_num; j++) { if (len >= PAGE_SIZE) @@ -157,11 +155,11 @@ static ssize_t show_trans_table(struct cpufreq_policy *policy, char *buf) else count = stats->trans_table[i * stats->max_state + j]; - len += scnprintf(buf + len, PAGE_SIZE - len, "%9u ", count); + len += sysfs_emit_at(buf, len, "%9u ", count); } if (len >= PAGE_SIZE) break; - len += scnprintf(buf + len, PAGE_SIZE - len, "\n"); + len += sysfs_emit_at(buf, len, "\n"); } if (len >= PAGE_SIZE) { |