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From: David Sterba <dsterba@suse.cz>
To: torvalds@linux-foundation.org
Cc: akpm@linux-foundation.org, linux-kernel@vger.kernel.org,
	jkosina@suse.cz, dsterba@suse.cz
Subject: [PATCH 11/12] ipwireless: Put packets to pool start
Date: Mon, 28 Jul 2008 16:53:27 +0200	[thread overview]
Message-ID: <20080728145326.13378.6245.stgit@ds.suse.cz> (raw)
In-Reply-To: <20080728145124.13378.39300.stgit@ds.suse.cz>

ipwireless: Put packets to pool start

Put packets to pool start, try to reuse cached memory.

Signed-off-by: David Sterba <dsterba@suse.cz>
Signed-off-by: Jiri Kosina <jkosina@suse.cz>
---

 drivers/char/pcmcia/ipwireless/hardware.c |    4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/char/pcmcia/ipwireless/hardware.c b/drivers/char/pcmcia/ipwireless/hardware.c
index 814ea32..d1e69de 100644
--- a/drivers/char/pcmcia/ipwireless/hardware.c
+++ b/drivers/char/pcmcia/ipwireless/hardware.c
@@ -563,9 +563,9 @@ static struct ipw_rx_packet *pool_allocate(struct ipw_hardware *hw,
 		if (!list_empty(&hw->rx_pool)) {
 			packet = list_first_entry(&hw->rx_pool,
 					struct ipw_rx_packet, queue);
-			list_del(&packet->queue);
 			hw->rx_pool_size--;
 			spin_unlock_irqrestore(&hw->lock, flags);
+			list_del(&packet->queue);
 		} else {
 			static int min_capacity = 256;
 			int new_capacity;
@@ -610,7 +610,7 @@ static void pool_free(struct ipw_hardware *hw, struct ipw_rx_packet *packet)
 		kfree(packet);
 	else {
 		hw->rx_pool_size++;
-		list_add_tail(&packet->queue, &hw->rx_pool);
+		list_add(&packet->queue, &hw->rx_pool);
 	}
 }
 


  parent reply	other threads:[~2008-07-28 14:56 UTC|newest]

Thread overview: 16+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-07-28 14:52 [RESEND][PATCH 00/12] ipwireless: driver updates David Sterba
2008-07-28 14:52 ` [PATCH 01/12] ipwireless: Misc cleanups David Sterba
2008-07-28 14:52 ` [PATCH 02/12] ipwireless: Remove unused defines David Sterba
2008-07-28 14:52 ` [PATCH 03/12] ipwireless: Rename spinlock variables to lock David Sterba
2008-07-28 14:52 ` [PATCH 04/12] ipwireless: Remove pt_regs from interrupt handler David Sterba
2008-07-28 14:52 ` [PATCH 05/12] ipwireless: Glue splitted printk strings back David Sterba
2008-07-28 14:53 ` [PATCH 06/12] ipwireless: Remove endian-dependent bitfields David Sterba
2008-07-28 16:41   ` Petr Tesarik
2008-07-28 14:53 ` [PATCH 07/12] ipwireless: Do not return value from sending funcs David Sterba
2008-07-28 14:53 ` [PATCH 08/12] ipwireless: Constify buffer variables David Sterba
2008-07-28 14:53 ` [PATCH 09/12] ipwireless: Explicitly request io and mem regions David Sterba
2008-07-28 14:53 ` [PATCH 10/12] ipwireless: Increase PPP outgoing queue size David Sterba
2008-07-28 14:53 ` David Sterba [this message]
2008-07-28 14:53 ` [PATCH 12/12] ipwireless: Preallocate received packet buffers with MRU size David Sterba
2008-07-28 16:42 ` [RESEND][PATCH 00/12] ipwireless: driver updates Stefan Schmidt
  -- strict thread matches above, loose matches on Subject: below --
2008-07-18 22:10 [PATCH " David Sterba
2008-07-18 22:11 ` [PATCH 11/12] ipwireless: Put packets to pool start David Sterba

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