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smaps: only define clear_refs for CONFIG_MMU

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/proc/pid/clear_refs is only defined in the CONFIG_MMU case, so make sure we
don't have any references to clear_refs_smap() in generic procfs code.

Signed-off-by: David Rientjes <rientjes@google.com>
Signed-off-by: David Howells <dhowells@redhat.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
David Rientjes 2007-05-08 20:27:01 -07:00 committed by Linus Torvalds
parent 7e81ab9d3d
commit 4b8df8915a
1 changed files with 2 additions and 0 deletions
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fs/proc/base.c
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@ -708,6 +708,7 @@ static const struct file_operations proc_oom_adjust_operations = {
.write = oom_adjust_write, .write = oom_adjust_write,
}; };
#ifdef CONFIG_MMU
static ssize_t clear_refs_write(struct file *file, const char __user *buf, static ssize_t clear_refs_write(struct file *file, const char __user *buf,
size_t count, loff_t *ppos) size_t count, loff_t *ppos)
{ {
@ -741,6 +742,7 @@ static ssize_t clear_refs_write(struct file *file, const char __user *buf,
static struct file_operations proc_clear_refs_operations = { static struct file_operations proc_clear_refs_operations = {
.write = clear_refs_write, .write = clear_refs_write,
}; };
#endif
#ifdef CONFIG_AUDITSYSCALL #ifdef CONFIG_AUDITSYSCALL
#define TMPBUFLEN 21 #define TMPBUFLEN 21