[syslinux:lwip] core pxe: Switch threads if more than one runnable.

[syslinux-bot for Eric W. Biederman]

Commit-ID:  3adb3b89844db390a81fda2f8b8a4bf7253e0315
Gitweb:     http://syslinux.zytor.com/commit/3adb3b89844db390a81fda2f8b8a4bf7253e0315
Author:     Eric W. Biederman <ebiederm at xmission.com>
AuthorDate: Sat, 9 Apr 2011 02:25:51 -0700
Committer:  Eric W. Biederman <ebiederm at xmission.com>
CommitDate: Tue, 12 Apr 2011 14:40:52 -0700

core pxe: Switch threads if more than one runnable.

Signed-off-by: Eric W. Biederman <ebiederm at xmission.com>


---
 core/fs/pxe/isr.c |    1 +
 1 files changed, 1 insertions(+), 0 deletions(-)

diff --git a/core/fs/pxe/isr.c b/core/fs/pxe/isr.c
index 882f41f..d645de2 100644
--- a/core/fs/pxe/isr.c
+++ b/core/fs/pxe/isr.c
@@ -23,6 +23,7 @@ static void pm_return(void)
     if (now != last_jiffies) {
 	last_jiffies = now;
 	__thread_process_timeouts();
+	__need_schedule = true; /* Switch threads if more than one runnable */
     }
 
     if (pxe_irq_pending) {