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Commit 4b8df891 authored by David Rientjes's avatar David Rientjes Committed by Linus Torvalds
Browse files

smaps: only define clear_refs for CONFIG_MMU 



/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: default avatarDavid Rientjes <rientjes@google.com>
Signed-off-by: default avatarDavid Howells <dhowells@redhat.com>
Signed-off-by: default avatarAndrew Morton <akpm@linux-foundation.org>
Signed-off-by: default avatarLinus Torvalds <torvalds@linux-foundation.org>
parent 7e81ab9d

fs/proc/base.c

+2 −0
Original line number Diff line number Diff line
@@ -708,6 +708,7 @@ static const struct file_operations proc_oom_adjust_operations = { 
	.write		= oom_adjust_write,

};



#ifdef CONFIG_MMU

static ssize_t clear_refs_write(struct file *file, const char __user *buf,

				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 = {

	.write		= clear_refs_write,

};

#endif



#ifdef CONFIG_AUDITSYSCALL

#define TMPBUFLEN 21