Re: [PATCH] 64bit resource: fix up printks for resources in ide drivers

[Greg KH <gregkh@suse.de>]

On Thu, Jun 29, 2006 at 03:41:13PM -0400, Jeff Garzik wrote:
> Linux Kernel Mailing List wrote:
> >commit 08f46de9a0e7c293db34cf44f9451d18ef609770
> >tree 83c28b79165adee350aad8cb9d4e2e59486acf56
> >parent 176dfc633bbe4e03f4557d2beeefb4f0cc7f0efa
> >author Greg Kroah-Hartman <gregkh@suse.de> Tue, 13 Jun 2006 05:15:59 -0700
> >committer Greg Kroah-Hartman <gregkh@suse.de> Tue, 27 Jun 2006 23:23:59 
> >-0700
> >
> >[PATCH] 64bit resource: fix up printks for resources in ide drivers
> >
> >This is needed if we wish to change the size of the resource structures.
> >
> >Based on an original patch from Vivek Goyal <vgoyal@in.ibm.com>
> >
> >Cc: Vivek Goyal <vgoyal@in.ibm.com>
> >Signed-off-by: Andrew Morton <akpm@osdl.org>
> >Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
> >
> > drivers/ide/pci/aec62xx.c      |    3 ++-
> > drivers/ide/pci/cmd64x.c       |    3 ++-
> > drivers/ide/pci/hpt34x.c       |    2 +-
> > drivers/ide/pci/pdc202xx_new.c |    4 ++--
> > drivers/ide/pci/pdc202xx_old.c |    4 ++--
> > 5 files changed, 9 insertions(+), 7 deletions(-)
> >
> >diff --git a/drivers/ide/pci/aec62xx.c b/drivers/ide/pci/aec62xx.c
> >index c743e68..8d5b872 100644
> >--- a/drivers/ide/pci/aec62xx.c
> >+++ b/drivers/ide/pci/aec62xx.c
> >@@ -254,7 +254,8 @@ static unsigned int __devinit init_chips
> > 
> > 	if (dev->resource[PCI_ROM_RESOURCE].start) {
> > 		pci_write_config_dword(dev, PCI_ROM_ADDRESS, 
> > 		dev->resource[PCI_ROM_RESOURCE].start | 
> > 		PCI_ROM_ADDRESS_ENABLE);
> >-		printk(KERN_INFO "%s: ROM enabled at 0x%08lx\n", name, 
> >dev->resource[PCI_ROM_RESOURCE].start);
> >+		printk(KERN_INFO "%s: ROM enabled at 0x%08lx\n", name,
> >+			(unsigned 
> >long)dev->resource[PCI_ROM_RESOURCE].start);
> > 	}
> > 
> > 	if (bus_speed <= 33)
> >diff --git a/drivers/ide/pci/cmd64x.c b/drivers/ide/pci/cmd64x.c
> >index 3d9c7af..9828039 100644
> >--- a/drivers/ide/pci/cmd64x.c
> >+++ b/drivers/ide/pci/cmd64x.c
> >@@ -609,7 +609,8 @@ static unsigned int __devinit init_chips
> > #ifdef __i386__
> > 	if (dev->resource[PCI_ROM_RESOURCE].start) {
> > 		pci_write_config_dword(dev, PCI_ROM_ADDRESS, 
> > 		dev->resource[PCI_ROM_RESOURCE].start | 
> > 		PCI_ROM_ADDRESS_ENABLE);
> >-		printk(KERN_INFO "%s: ROM enabled at 0x%08lx\n", name, 
> >dev->resource[PCI_ROM_RESOURCE].start);
> >+		printk(KERN_INFO "%s: ROM enabled at 0x%08lx\n", name,
> >+			(unsigned 
> >long)dev->resource[PCI_ROM_RESOURCE].start);
> > 	}
> > #endif
> > 
> >diff --git a/drivers/ide/pci/hpt34x.c b/drivers/ide/pci/hpt34x.c
> >index be334da..7da5502 100644
> >--- a/drivers/ide/pci/hpt34x.c
> >+++ b/drivers/ide/pci/hpt34x.c
> >@@ -176,7 +176,7 @@ static unsigned int __devinit init_chips
> > 			pci_write_config_dword(dev, PCI_ROM_ADDRESS,
> > 				dev->resource[PCI_ROM_RESOURCE].start | 
> > 				PCI_ROM_ADDRESS_ENABLE);
> > 			printk(KERN_INFO "HPT345: ROM enabled at 0x%08lx\n",
> >-				dev->resource[PCI_ROM_RESOURCE].start);
> >+				(unsigned 
> >long)dev->resource[PCI_ROM_RESOURCE].start);
> > 		}
> > 		pci_write_config_byte(dev, PCI_LATENCY_TIMER, 0xF0);
> > 	} else {
> >diff --git a/drivers/ide/pci/pdc202xx_new.c 
> >b/drivers/ide/pci/pdc202xx_new.c
> >index acd6317..20d5965 100644
> >--- a/drivers/ide/pci/pdc202xx_new.c
> >+++ b/drivers/ide/pci/pdc202xx_new.c
> >@@ -313,8 +313,8 @@ static unsigned int __devinit init_chips
> > 	if (dev->resource[PCI_ROM_RESOURCE].start) {
> > 		pci_write_config_dword(dev, PCI_ROM_ADDRESS,
> > 			dev->resource[PCI_ROM_RESOURCE].start | 
> > 			PCI_ROM_ADDRESS_ENABLE);
> >-		printk(KERN_INFO "%s: ROM enabled at 0x%08lx\n",
> >-			name, dev->resource[PCI_ROM_RESOURCE].start);
> >+		printk(KERN_INFO "%s: ROM enabled at 0x%08lx\n", name,
> >+			(unsigned 
> >long)dev->resource[PCI_ROM_RESOURCE].start);
> > 	}
> > 
> > #ifdef CONFIG_PPC_PMAC
> >diff --git a/drivers/ide/pci/pdc202xx_old.c 
> >b/drivers/ide/pci/pdc202xx_old.c
> >index 22d1754..ffbef74 100644
> >--- a/drivers/ide/pci/pdc202xx_old.c
> >+++ b/drivers/ide/pci/pdc202xx_old.c
> >@@ -544,8 +544,8 @@ static unsigned int __devinit init_chips
> > 	if (dev->resource[PCI_ROM_RESOURCE].start) {
> > 		pci_write_config_dword(dev, PCI_ROM_ADDRESS,
> > 			dev->resource[PCI_ROM_RESOURCE].start | 
> > 			PCI_ROM_ADDRESS_ENABLE);
> >-		printk(KERN_INFO "%s: ROM enabled at 0x%08lx\n",
> >-			name, dev->resource[PCI_ROM_RESOURCE].start);
> >+		printk(KERN_INFO "%s: ROM enabled at 0x%08lx\n", name,
> >+			(unsigned 
> >long)dev->resource[PCI_ROM_RESOURCE].start);
> 
> Why cast to unsigned long here?  Won't that truncate the data in certain 
> cases, now that it is 64bit?
> 
> Other printk patches seem to use unsigned long long, as I would expect.

Yes it will truncate stuff.  Vivek, any reason you did it this way for
the ide drivers?

thanks,

greg k-h
-
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