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| author | Brian Norris <computersforpeace@gmail.com> | 2014-07-20 23:59:16 -0700 |
|---|---|---|
| committer | Brian Norris <computersforpeace@gmail.com> | 2014-07-21 00:01:16 -0700 |
| commit | d0d5864676dbccfb1337864a0ae6ce97e6342678 (patch) | |
| tree | 7caa674ec05a1797054cd4304f0a047b6dacddd6 /fs/proc/stat.c | |
| parent | 6534e6809e6c9d48114b537afe03bee3fd33bf01 (diff) | |
| parent | 9a3c4145af32125c5ee39c0272662b47307a8323 (diff) | |
| download | talos-op-linux-d0d5864676dbccfb1337864a0ae6ce97e6342678.tar.gz talos-op-linux-d0d5864676dbccfb1337864a0ae6ce97e6342678.zip | |
Merge tag 'v3.16-rc6' into MTD development branch
Linux 3.16-rc6
Diffstat (limited to 'fs/proc/stat.c')
| -rw-r--r-- | fs/proc/stat.c | 22 |
1 files changed, 2 insertions, 20 deletions
diff --git a/fs/proc/stat.c b/fs/proc/stat.c index 9d231e9e5f0e..bf2d03f8fd3e 100644 --- a/fs/proc/stat.c +++ b/fs/proc/stat.c @@ -184,29 +184,11 @@ static int show_stat(struct seq_file *p, void *v) static int stat_open(struct inode *inode, struct file *file) { - size_t size = 1024 + 128 * num_possible_cpus(); - char *buf; - struct seq_file *m; - int res; + size_t size = 1024 + 128 * num_online_cpus(); /* minimum size to display an interrupt count : 2 bytes */ size += 2 * nr_irqs; - - /* don't ask for more than the kmalloc() max size */ - if (size > KMALLOC_MAX_SIZE) - size = KMALLOC_MAX_SIZE; - buf = kmalloc(size, GFP_KERNEL); - if (!buf) - return -ENOMEM; - - res = single_open(file, show_stat, NULL); - if (!res) { - m = file->private_data; - m->buf = buf; - m->size = ksize(buf); - } else - kfree(buf); - return res; + return single_open_size(file, show_stat, NULL, size); } static const struct file_operations proc_stat_operations = { |
