2008-12-08 11:58:29

by Hiroshi DOYU

[permalink] [raw]
Subject: [PATCH 1/1] fs: fix warning message with inserting a single space

Signed-off-by: Hiroshi DOYU <[email protected]>
---
fs/libfs.c | 2 +-
1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/fs/libfs.c b/fs/libfs.c
index 1add676..8e6fa43 100644
--- a/fs/libfs.c
+++ b/fs/libfs.c
@@ -453,7 +453,7 @@ int simple_fill_super(struct super_block *s, int magic, struct tree_descr *files

/* warn if it tries to conflict with the root inode */
if (unlikely(i == 1))
- printk(KERN_WARNING "%s: %s passed in a files array"
+ printk(KERN_WARNING "%s: %s passed in a files array "
"with an index of 1!\n", __func__,
s->s_type->name);

--
1.6.0.4.836.gd5cb


2008-12-08 12:35:32

by Nick Andrew

[permalink] [raw]
Subject: Re: [PATCH 1/1] fs: fix warning message with inserting a single space

On Mon, Dec 08, 2008 at 01:54:12PM +0200, Hiroshi DOYU wrote:
> - printk(KERN_WARNING "%s: %s passed in a files array"
> + printk(KERN_WARNING "%s: %s passed in a files array "
> "with an index of 1!\n", __func__,
> s->s_type->name);

Yep. These look like the same kind of thing:

arch/powerpc/platforms/cell/iommu.c +1109
pr_debug("iommu: hash window doesn't fit in"
"real DMA window\n");

arch/powerpc/platforms/cell/spider-pci.c +138
pr_err("SPIDERPCI-IOWA:"
"Can't allocate struct spiderpci_iowa_private");

(space after a colon?)

arch/x86/kernel/microcode_intel.c +374
printk(KERN_ERR "microcode: error!"
"Bad data in microcode data file\n");

arch/x86/kernel/microcode_amd.c +411
printk(KERN_WARNING "microcode: AMD microcode update via /dev/cpu/microcode"
"is not supported\n");

arch/x86/kernel/pci-dma.c +303
printk(KERN_INFO "PCI: VIA PCI bridge detected."
"Disabling DAC.\n");

arch/x86/kernel/smpboot.c +412
printk(KERN_WARNING "WARNING: SMP operation may be unreliable"
"with B stepping processors.\n");

arch/x86/kernel/smpboot.c +420
printk(KERN_INFO "WARNING: This combination of AMD"
"processors is not suitable for SMP.\n");

arch/x86/kernel/smpboot.c +1089
printk(KERN_WARNING "weird, boot CPU (#%d) not listed"
"by the BIOS.\n", hard_smp_processor_id());

arch/x86/kernel/smpboot.c +1127
printk(KERN_ERR "... forcing use of dummy APIC emulation."
"(tell your hw vendor)\n");

arch/x86/mm/init_32.c +668
printk(KERN_WARNING "Warning only 4GB will be used."
"Use a HIGHMEM64G enabled kernel.\n");

arch/arm/common/dmabounce.c +510
"Never registered with dmabounce but attempting"
"to unregister!\n");

arch/arm/plat-omap/dma.c +1843
printk(KERN_WARNING "IRQ %04x for non-allocated DMA"
"channel %d\n", status, ch);

arch/arm/plat-omap/mcbsp.c +874
dev_err(&pdev->dev, "McBSP device initialized without"
"platform data\n");

arch/arm/mach-s3c2412/mach-jive.c +255
printk(KERN_ERR "Unknown mtd set %ld specified,"
"using default.", set);

arch/arm/mach-pxa/trizeps4.c +354
printk(KERN_ERR "trizeps4_mci_init: MMC/SD: can't request"
"MMC card detect IRQ\n");

arch/arm/mach-pxa/mioa701.c +651
printk(KERN_CRIT "Unregistering mioa701 suspend will hang next"
"resume !!!\n");

arch/ia64/sn/kernel/io_common.c +354
printk(KERN_WARNING "on node %d but only %d nodes online."
"Association set to undetermined.\n",

arch/ia64/kernel/kprobes.c +249
printk(KERN_WARNING "Kprobes on IP-Relative"
"Predict is not supported\n");

Nick.

2008-12-08 13:18:32

by Artem Bityutskiy

[permalink] [raw]
Subject: Re: [PATCH 1/1] fs: fix warning message with inserting a single space

Nick Andrew wrote:
> On Mon, Dec 08, 2008 at 01:54:12PM +0200, Hiroshi DOYU wrote:
>> - printk(KERN_WARNING "%s: %s passed in a files array"
>> + printk(KERN_WARNING "%s: %s passed in a files array "
>> "with an index of 1!\n", __func__,
>> s->s_type->name);
>
> Yep. These look like the same kind of thing:
>
> arch/powerpc/platforms/cell/iommu.c +1109
> pr_debug("iommu: hash window doesn't fit in"
> "real DMA window\n");

Do we have such kind of check in checkpatch.pl? Would be useful.

--
Best Regards,
Artem Bityutskiy (Артём Битюцкий)

2008-12-08 13:23:03

by Oliver Neukum

[permalink] [raw]
Subject: Re: [PATCH 1/1] fs: fix warning message with inserting a single space

Am Montag, 8. Dezember 2008 14:16:05 schrieb Artem Bityutskiy:
> Nick Andrew wrote:
> > On Mon, Dec 08, 2008 at 01:54:12PM +0200, Hiroshi DOYU wrote:
> >> - printk(KERN_WARNING "%s: %s passed in a files array"
> >> + printk(KERN_WARNING "%s: %s passed in a files array "
> >> "with an index of 1!\n", __func__,
> >> s->s_type->name);
> >
> > Yep. These look like the same kind of thing:
> >
> > arch/powerpc/platforms/cell/iommu.c +1109
> > pr_debug("iommu: hash window doesn't fit in"
> > "real DMA window\n");
>
> Do we have such kind of check in checkpatch.pl? Would be useful.

No, it wouldn't. A kernel message should be grepable. So, when in doubt,
screw the screen width limit. Don't make making ungreppable messages
easier.

Regards
Oliver

2008-12-08 13:25:25

by Artem Bityutskiy

[permalink] [raw]
Subject: Re: [PATCH 1/1] fs: fix warning message with inserting a single space

Artem Bityutskiy wrote:
> Nick Andrew wrote:
>> On Mon, Dec 08, 2008 at 01:54:12PM +0200, Hiroshi DOYU wrote:
>>> - printk(KERN_WARNING "%s: %s passed in a files array"
>>> + printk(KERN_WARNING "%s: %s passed in a files array "
>>> "with an index of 1!\n", __func__,
>>> s->s_type->name);
>>
>> Yep. These look like the same kind of thing:
>>
>> arch/powerpc/platforms/cell/iommu.c +1109
>> pr_debug("iommu: hash window doesn't
>> fit in"
>> "real DMA window\n");
>
> Do we have such kind of check in checkpatch.pl? Would be useful.

Although I guess it is difficult to formalize this.

--
Best Regards,
Artem Bityutskiy (Артём Битюцкий)