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From: Yinghai Lu <yhlu.kernel@gmail.com>
To: Jesse Barnes <jbarnes@virtuousgeek.org>,
	James Bottomley <James.Bottomley@hansenpartnership.com>,
	Ingo Molnar <mingo@elte.hu>, Thomas Gleixner <tglx@linutronix.de>,
	"H. Peter Anvin" <hpa@zytor.com>,
	"Eric W. Biederman" <ebiederm@xmission.com>,
	Andrew Morton <akpm@linux-foundation.org>
Cc: linux-kernel@vger.kernel.org, Yinghai Lu <yhlu.kernel@gmail.com>,
	Andrew Vasquez <andrew.vasquez@qlogic.com>
Subject: [PATCH] pci: change msi-x vector to 32bit
Date: Fri, 15 Aug 2008 19:36:45 -0700	[thread overview]
Message-ID: <1218854205-2375-1-git-send-email-yhlu.kernel@gmail.com> (raw)

we are using 28bit pci (bus/dev/fn + 12 bits) as irq number, so the
cache for irq number should be 32 bit too.

Signed-off-by: Yinghai Lu <yhlu.kernel@gmail.com>
Cc: Andrew Vasquez <andrew.vasquez@qlogic.com>

---
 drivers/scsi/qla2xxx/qla_def.h |    2 +-
 include/linux/pci.h            |    2 +-
 2 files changed, 2 insertions(+), 2 deletions(-)

Index: linux-2.6/drivers/scsi/qla2xxx/qla_def.h
===================================================================
--- linux-2.6.orig/drivers/scsi/qla2xxx/qla_def.h
+++ linux-2.6/drivers/scsi/qla2xxx/qla_def.h
@@ -2109,7 +2109,7 @@ struct scsi_qla_host;
 
 struct qla_msix_entry {
 	int have_irq;
-	uint16_t msix_vector;
+	uint32_t msix_vector;
 	uint16_t msix_entry;
 };
 
Index: linux-2.6/include/linux/pci.h
===================================================================
--- linux-2.6.orig/include/linux/pci.h
+++ linux-2.6/include/linux/pci.h
@@ -730,7 +730,7 @@ enum pci_dma_burst_strategy {
 };
 
 struct msix_entry {
-	u16 	vector;	/* kernel uses to write allocated vector */
+	u32	vector;	/* kernel uses to write allocated vector */
 	u16	entry;	/* driver uses to specify entry, OS writes */
 };
 

             reply	other threads:[~2008-08-16  2:37 UTC|newest]

Thread overview: 30+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2008-08-16  2:36 Yinghai Lu [this message]
2008-08-21 20:33 ` [PATCH] pci: change msi-x vector to 32bit Jesse Barnes
2008-08-21 20:47   ` Eric W. Biederman
2008-08-21 23:07     ` Jesse Barnes
2008-08-22  0:11       ` Eric W. Biederman
2008-08-22  0:35         ` Jesse Barnes
2008-08-27 23:34 ` Jesse Barnes
  -- strict thread matches above, loose matches on Subject: below --
2008-08-16  3:26 H. Peter Anvin
2008-08-16  6:42 ` Yinghai Lu
2008-08-16 14:50   ` James Bottomley
2008-08-16 15:39     ` Alan Cox
2008-08-16 16:13       ` James Bottomley
2008-08-16 18:56         ` Yinghai Lu
2008-08-16 20:10           ` Andrew Vasquez
2008-08-16 20:25           ` James Bottomley
2008-08-16 20:34             ` Yinghai Lu
2008-08-16 20:45               ` James Bottomley
2008-08-16 22:17                 ` Yinghai Lu
2008-08-16 23:09                   ` James Bottomley
2008-08-16 23:21                     ` Yinghai Lu
2008-08-18 19:59                     ` Eric W. Biederman
2008-08-18 20:59                       ` James Bottomley
2008-08-18 21:45                         ` Eric W. Biederman
2008-08-18 22:04                           ` James Bottomley
2008-08-18 21:51                             ` Alan Cox
2008-08-18 22:13                               ` H. Peter Anvin
2008-08-18 22:27                               ` James Bottomley
2008-08-18 21:24                       ` H. Peter Anvin
2008-08-16  8:17 ` Eric W. Biederman
2008-08-16  9:00   ` Yinghai Lu

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