[PATCH] Futex update I: Trivial comment removal

Rusty Russell (rusty@rustcorp.com.au)
Thu, 06 Jun 2002 17:01:14 +1000


Name: Obsolete comment replacement
Author: Rusty Russell
Status: Trivial

D: This comment refers to the original implementation.

diff -urN -I \$.*\$ --exclude TAGS -X /home/rusty/current-dontdiff --minimal linux-2.5.20/kernel/futex.c working-2.5.20-afutex/kernel/futex.c
--- linux-2.5.20/kernel/futex.c Sat May 25 14:35:00 2002
+++ working-2.5.20-afutex/kernel/futex.c Wed Jun 5 18:42:17 2002
@@ -35,12 +35,7 @@
#include <linux/time.h>
#include <asm/uaccess.h>

-/* These mutexes are a very simple counter: the winner is the one who
- decrements from 1 to 0. The counter starts at 1 when the lock is
- free. A value other than 0 or 1 means someone may be sleeping.
- This is simple enough to work on all architectures, but has the
- problem that if we never "up" the semaphore it could eventually
- wrap around. */
+/* Simple "sleep if unchanged" interface. */

/* FIXME: This may be way too small. --RR */
#define FUTEX_HASHBITS 6

--
  Anyone who quotes me in their sig is an idiot. -- Rusty Russell.
-
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