Thread (62 messages) 62 messages, 11 authors, 2012-01-26

Re: [RFC 1/3] /dev/low_mem_notify

From: Pekka Enberg <penberg@kernel.org>
Date: 2012-01-17 09:27:37
Also in: lkml

On Tue, Jan 17, 2012 at 10:13 AM, Minchan Kim [off-list ref] wrote:
+static unsigned int low_mem_notify_poll(struct file *file, poll_table *wait)
+{
+        unsigned int ret = 0;
+
+        poll_wait(file, &low_mem_wait, wait);
+
+        if (atomic_read(&nr_low_mem) != 0) {
+                ret = POLLIN;
+                atomic_set(&nr_low_mem, 0);
+        }
+
+        return ret;
+}
Doesn't this mean that only one application will receive the notification?

                        Pekka

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