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From: Bjorn Helgaas <bjorn.helgaas@hp.com>
To: Len Brown <lenb@kernel.org>
To: Andi Kleen <andi@firstfloor.org>
Cc: linux-acpi@vger.kernel.org
Cc: linux-kernel@vger.kernel.org
Cc: Adam Belay <ambx1@neo.rr.com>
Cc: Adam M Belay <abelay@mit.edu>
Cc: Li Shaohua <shaohua.li@intel.com>
Cc: Matthieu Castet <castet.matthieu@free.fr>
Cc: Thomas Renninger <trenn@suse.de>
Cc: Rene Herman <rene.herman@keyaccess.nl>
Cc: Jaroslav Kysela <perex@perex.cz>
Cc: Andrew Morton <akpm@linux-foundation.org>
Cc: Takashi Iwai <tiwai@suse.de>
Cc: Jiri Slaby <jirislaby@gmail.com>
Cc: David Howells <dhowells@redhat.com>
Cc: Bartlomiej Zolnierkiewicz <bzolnier@gmail.com>
Subject: [patch 08/28] PNP: remove ratelimit on add resource failures
Date: Fri, 27 Jun 2008 16:56:59 -0600	[thread overview]
Message-ID: <20080627225759.902142843@ldl.fc.hp.com> (raw)
In-Reply-To: 20080627225651.663174474@ldl.fc.hp.com

[-- Attachment #1: pnp-remove-warning-ratelimit --]
[-- Type: text/plain, Size: 2527 bytes --]

We used to have a fixed-size resource table.  If a device had
twenty resources when the table only had space for ten, we didn't
need ten warnings, so we added the ratelimit.

Now that we can dynamically allocate new resources, we should
only get failures if the allocation fails.  That should be
rare enough that we don't need to ratelimit the messages.

Signed-off-by: Bjorn Helgaas <bjorn.helgaas@hp.com>

Index: work10/drivers/pnp/resource.c
===================================================================
--- work10.orig/drivers/pnp/resource.c	2008-05-05 11:38:16.000000000 -0600
+++ work10/drivers/pnp/resource.c	2008-05-05 11:49:05.000000000 -0600
@@ -537,15 +537,10 @@ struct pnp_resource *pnp_add_irq_resourc
 {
 	struct pnp_resource *pnp_res;
 	struct resource *res;
-	static unsigned char warned;
 
 	pnp_res = pnp_new_resource(dev);
 	if (!pnp_res) {
-		if (!warned) {
-			dev_err(&dev->dev, "can't add resource for IRQ %d\n",
-				irq);
-			warned = 1;
-		}
+		dev_err(&dev->dev, "can't add resource for IRQ %d\n", irq);
 		return NULL;
 	}
 
@@ -563,15 +558,10 @@ struct pnp_resource *pnp_add_dma_resourc
 {
 	struct pnp_resource *pnp_res;
 	struct resource *res;
-	static unsigned char warned;
 
 	pnp_res = pnp_new_resource(dev);
 	if (!pnp_res) {
-		if (!warned) {
-			dev_err(&dev->dev, "can't add resource for DMA %d\n",
-				dma);
-			warned = 1;
-		}
+		dev_err(&dev->dev, "can't add resource for DMA %d\n", dma);
 		return NULL;
 	}
 
@@ -590,16 +580,12 @@ struct pnp_resource *pnp_add_io_resource
 {
 	struct pnp_resource *pnp_res;
 	struct resource *res;
-	static unsigned char warned;
 
 	pnp_res = pnp_new_resource(dev);
 	if (!pnp_res) {
-		if (!warned) {
-			dev_err(&dev->dev, "can't add resource for IO "
-				"%#llx-%#llx\n",(unsigned long long) start,
-				(unsigned long long) end);
-			warned = 1;
-		}
+		dev_err(&dev->dev, "can't add resource for IO %#llx-%#llx\n",
+			(unsigned long long) start,
+			(unsigned long long) end);
 		return NULL;
 	}
 
@@ -619,16 +605,12 @@ struct pnp_resource *pnp_add_mem_resourc
 {
 	struct pnp_resource *pnp_res;
 	struct resource *res;
-	static unsigned char warned;
 
 	pnp_res = pnp_new_resource(dev);
 	if (!pnp_res) {
-		if (!warned) {
-			dev_err(&dev->dev, "can't add resource for MEM "
-				"%#llx-%#llx\n",(unsigned long long) start,
-				(unsigned long long) end);
-			warned = 1;
-		}
+		dev_err(&dev->dev, "can't add resource for MEM %#llx-%#llx\n",
+			(unsigned long long) start,
+			(unsigned long long) end);
 		return NULL;
 	}
 

-- 

  parent reply	other threads:[~2008-06-27 23:02 UTC|newest]

Thread overview: 33+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-06-27 22:56 [patch 00/28] PNP: convert fixed tables to lists, v4 Bjorn Helgaas
2008-06-27 22:56 ` [patch 01/28] PNP: add detail to debug resource dump Bjorn Helgaas
2008-06-27 22:56 ` [patch 02/28] PNP: remove pnp_resource.index Bjorn Helgaas
2008-06-27 22:56 ` [patch 03/28] PNP: add pnp_resource_type() internal interface Bjorn Helgaas
2008-06-27 22:56 ` [patch 04/28] PNP: add pnp_resource_type_name() helper function Bjorn Helgaas
2008-06-27 22:56 ` [patch 05/28] PNP: make pnp_{port,mem,etc}_start(), et al work for invalid resources Bjorn Helgaas
2008-06-27 22:56 ` [patch 06/28] PNP: replace pnp_resource_table with dynamically allocated resources Bjorn Helgaas
2008-06-27 22:56 ` [patch 07/28] PNPACPI: keep disabled resources when parsing current config Bjorn Helgaas
2008-06-27 22:56 ` Bjorn Helgaas [this message]
2008-06-27 22:57 ` [patch 09/28] PNP: dont sort by type in /sys/.../resources Bjorn Helgaas
2008-06-27 22:57 ` [patch 10/28] PNP: add pnp_possible_config() -- can a device could be configured this way? Bjorn Helgaas
2008-06-27 22:57 ` [patch 11/28] PNP: whitespace/coding style fixes Bjorn Helgaas
2008-06-28 19:56   ` Joe Perches
2008-06-28 20:02     ` Rene Herman
2008-06-27 22:57 ` [patch 12/28] PNP: define PNP-specific IORESOURCE_IO_* flags alongside IRQ, DMA, MEM Bjorn Helgaas
2008-06-27 22:57 ` [patch 13/28] PNP: make resource option structures private to PNP subsystem Bjorn Helgaas
2008-06-27 22:57 ` [patch 14/28] PNP: introduce pnp_irq_mask_t typedef Bjorn Helgaas
2008-06-27 22:57 ` [patch 15/28] PNP: increase I/O port & memory option address sizes Bjorn Helgaas
2008-06-27 22:57 ` [patch 16/28] PNP: improve resource assignment debug Bjorn Helgaas
2008-06-27 22:57 ` [patch 17/28] PNP: in debug resource dump, make empty list obvious Bjorn Helgaas
2008-06-27 22:57 ` [patch 18/28] PNP: make resource assignment functions return 0 (success) or -EBUSY (failure) Bjorn Helgaas
2008-06-27 22:57 ` [patch 19/28] PNP: remove redundant pnp_can_configure() check Bjorn Helgaas
2008-06-27 22:57 ` [patch 20/28] PNP: centralize resource option allocations Bjorn Helgaas
2008-06-27 22:57 ` [patch 21/28] PNPACPI: ignore _PRS interrupt numbers larger than PNP_IRQ_NR Bjorn Helgaas
2008-06-27 22:57 ` [patch 22/28] PNP: rename pnp_register_*_resource() local variables Bjorn Helgaas
2008-06-27 22:57 ` [patch 23/28] PNP: support optional IRQ resources Bjorn Helgaas
2008-06-27 22:57 ` [patch 24/28] PNP: remove extra 0x100 bit from option priority Bjorn Helgaas
2008-06-27 22:57 ` [patch 25/28] ISAPNP: handle independent options following dependent ones Bjorn Helgaas
2008-06-27 22:57 ` [patch 26/28] PNP: convert resource options to single linked list Bjorn Helgaas
2008-06-27 22:57 ` [patch 27/28] PNP: avoid legacy IDE IRQs Bjorn Helgaas
2008-06-27 22:57 ` [patch 28/28] PNPACPI: add support for HP vendor-specific CCSR descriptors Bjorn Helgaas
2008-06-28  4:36 ` [patch 00/28] PNP: convert fixed tables to lists, v4 Len Brown
  -- strict thread matches above, loose matches on Subject: below --
2008-06-17 22:58 [patch 00/28] PNP: convert fixed tables to lists, v3 Bjorn Helgaas
2008-06-17 22:58 ` [patch 08/28] PNP: remove ratelimit on add resource failures Bjorn Helgaas

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