mirror of https://lore.kernel.org/lkml/
 help / color / mirror / Atom feed
From: Oleg Nesterov <oleg@tv-sign.ru>
To: linux-kernel@vger.kernel.org
Cc: Ingo Molnar <mingo@elte.hu>,
	Christoph Lameter <christoph@lameter.com>,
	Andrew Morton <akpm@osdl.org>
Subject: [PATCH 5/5] timers: cleanup, kill __get_base()
Date: Sat, 19 Mar 2005 21:30:50 +0300	[thread overview]
Message-ID: <423C6FDA.D157A3F9@tv-sign.ru> (raw)

__get_base() was added to reduce the changes in
previous patches. This patch removes it.

Signed-off-by: Oleg Nesterov <oleg@tv-sign.ru>

--- 2.6.12-rc1/kernel/timer.c~5_CLEAN	2005-03-19 22:28:34.000000000 +0300
+++ 2.6.12-rc1/kernel/timer.c	2005-03-19 23:34:23.000000000 +0300
@@ -86,16 +86,6 @@ static inline void set_running_timer(tve
 #endif
 }
 
-static inline tvec_base_t *__get_base(struct timer_list *timer)
-{
-	tvec_base_t *base = timer->_base;
-
-	if (__timer_pending(base))
-		return (void*)base - __TIMER_PENDING;
-	else
-		return NULL;
-}
-
 static inline void __set_base(struct timer_list *timer,
 				tvec_base_t *base, int pending)
 {
@@ -323,16 +313,18 @@ EXPORT_SYMBOL(mod_timer);
 int del_timer(struct timer_list *timer)
 {
 	unsigned long flags;
-	tvec_base_t *base;
+	tvec_base_t *_base, *base;
 
 	check_timer(timer);
 
 repeat:
- 	base = __get_base(timer);
-	if (!base)
+	_base = timer->_base;
+	if (!__timer_pending(_base))
 		return 0;
+
+	base = (void*)_base - __TIMER_PENDING;
 	spin_lock_irqsave(&base->lock, flags);
-	if (base != __get_base(timer)) {
+	if (_base != timer->_base) {
 		spin_unlock_irqrestore(&base->lock, flags);
 		goto repeat;
 	}
@@ -445,7 +437,7 @@ static int cascade(tvec_base_t *base, tv
 		struct timer_list *tmp;
 
 		tmp = list_entry(curr, struct timer_list, entry);
-		BUG_ON(__get_base(tmp) != base);
+		BUG_ON(tmp->_base != ((void*)base + __TIMER_PENDING));
 		curr = curr->next;
 		internal_add_timer(base, tmp);
 	}

                 reply	other threads:[~2005-03-19 17:27 UTC|newest]

Thread overview: [no followups] expand[flat|nested]  mbox.gz  Atom feed

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=423C6FDA.D157A3F9@tv-sign.ru \
    --to=oleg@tv-sign.ru \
    --cc=akpm@osdl.org \
    --cc=christoph@lameter.com \
    --cc=linux-kernel@vger.kernel.org \
    --cc=mingo@elte.hu \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox

all inboxes | Powered by JetHome®