proc: add cond_resched to /proc/kpage* read/write loop

[linux-2.6-block.git] / fs / proc / page.c

diff --git a/fs/proc/page.c b/fs/proc/page.c
index 0b8286450a939b3cb6e1dc4dc282a9155970baad..93484034a03d04c38cc5ff7779fb95e7611fbd09 100644 (file)
--- a/fs/proc/page.c
+++ b/fs/proc/page.c
@@ -58,6 +58,8 @@ static ssize_t kpagecount_read(struct file *file, char __user *buf,
                pfn++;
                out++;
                count -= KPMSIZE;
+
+               cond_resched();
        }
 
        *ppos += (char __user *)out - buf;
@@ -219,6 +221,8 @@ static ssize_t kpageflags_read(struct file *file, char __user *buf,
                pfn++;
                out++;
                count -= KPMSIZE;
+
+               cond_resched();
        }
 
        *ppos += (char __user *)out - buf;
@@ -267,6 +271,8 @@ static ssize_t kpagecgroup_read(struct file *file, char __user *buf,
                pfn++;
                out++;
                count -= KPMSIZE;
+
+               cond_resched();
        }
 
        *ppos += (char __user *)out - buf;