diff options
| author | Ingo Molnar <[email protected]> | 2015-02-24 08:41:07 +0100 |
|---|---|---|
| committer | Ingo Molnar <[email protected]> | 2015-02-24 08:41:07 +0100 |
| commit | 2ae79026818e7d49fead82b79b1a543e3b9c8a23 (patch) | |
| tree | c7ee7bd8b37b0880918d361839fd95988fac2dac /arch/x86/kernel/cpu/intel_cacheinfo.c | |
| parent | 1a99367023f6ac664365a37fa508b059e31d0e88 (diff) | |
| parent | c517d838eb7d07bbe9507871fab3931deccff539 (diff) | |
Merge tag 'v4.0-rc1' into locking/core, to refresh the tree before merging new changes
Signed-off-by: Ingo Molnar <[email protected]>
Diffstat (limited to 'arch/x86/kernel/cpu/intel_cacheinfo.c')
| -rw-r--r-- | arch/x86/kernel/cpu/intel_cacheinfo.c | 26 |
1 files changed, 12 insertions, 14 deletions
diff --git a/arch/x86/kernel/cpu/intel_cacheinfo.c b/arch/x86/kernel/cpu/intel_cacheinfo.c index c7035073dfc1..659643376dbf 100644 --- a/arch/x86/kernel/cpu/intel_cacheinfo.c +++ b/arch/x86/kernel/cpu/intel_cacheinfo.c @@ -952,20 +952,18 @@ static ssize_t show_size(struct _cpuid4_info *this_leaf, char *buf, static ssize_t show_shared_cpu_map_func(struct _cpuid4_info *this_leaf, int type, char *buf) { - ptrdiff_t len = PTR_ALIGN(buf + PAGE_SIZE - 1, PAGE_SIZE) - buf; - int n = 0; - - if (len > 1) { - const struct cpumask *mask; - - mask = to_cpumask(this_leaf->shared_cpu_map); - n = type ? - cpulist_scnprintf(buf, len-2, mask) : - cpumask_scnprintf(buf, len-2, mask); - buf[n++] = '\n'; - buf[n] = '\0'; - } - return n; + const struct cpumask *mask = to_cpumask(this_leaf->shared_cpu_map); + int ret; + + if (type) + ret = scnprintf(buf, PAGE_SIZE - 1, "%*pbl", + cpumask_pr_args(mask)); + else + ret = scnprintf(buf, PAGE_SIZE - 1, "%*pb", + cpumask_pr_args(mask)); + buf[ret++] = '\n'; + buf[ret] = '\0'; + return ret; } static inline ssize_t show_shared_cpu_map(struct _cpuid4_info *leaf, char *buf, |