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| author | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2014-07-07 17:24:10 -0700 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2014-07-07 17:24:10 -0700 |
| commit | 64c720add08ed48fc7655686c2de6969b043b4c0 (patch) | |
| tree | 5c78f45d6089113f7e8f93fad22134646e42b15f /fs/proc/stat.c | |
| parent | 868b60e0550247fc83630070ff64bbfb803b2347 (diff) | |
| parent | cd3de83f147601356395b57a8673e9c5ff1e59d1 (diff) | |
Merge 3.16-rc4 into driver-core-next
We want the lz* fixes here to do more work with them.
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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 = { |