> On Tue, 2010-11-30 at 11:07 +0800, Andrew Morton wrote:
> > On Tue, 30 Nov 2010 10:51:41 +0800 Huang Ying <ying.huang@xxxxxxxxx> wrote:
> >
> > > printk is one of the methods to report hardware errors to user space.
> > > This patch implements hardware error reporting for GHES via printk.
> > >
> > > Signed-off-by: Huang Ying <ying.huang@xxxxxxxxx>
> > > ---
> > > drivers/acpi/apei/ghes.c | 21 +++++++++++++++++----
> > > 1 file changed, 17 insertions(+), 4 deletions(-)
> > >
> > > --- a/drivers/acpi/apei/ghes.c
> > > +++ b/drivers/acpi/apei/ghes.c
> > > @@ -255,11 +255,23 @@ static void ghes_do_proc(struct ghes *gh
> > > }
> > > #endif
> > > }
> > > +}
> > >
> > > - if (!processed && printk_ratelimit())
> > > - pr_warning(GHES_PFX
> > > - "Unknown error record from generic hardware error source: %d\n",
> > > - ghes->generic->header.source_id);
> > > +static void ghes_print_estatus(const char *pfx, struct ghes *ghes)
> > > +{
> > > + if (pfx == NULL) {
> > > + if (ghes_severity(ghes->estatus->error_severity) <=
> > > + GHES_SEV_CORRECTED)
> > > + pfx = KERN_WARNING HW_ERR;
> > > + else
> > > + pfx = KERN_ERR HW_ERR;
> > > + }
> > > + if (printk_ratelimit()) {
> > > + printk(
> > > + "%s""Hardware error from APEI Generic Hardware Error Source: %d\n",
> > > + pfx, ghes->generic->header.source_id);
> > > + apei_estatus_print(pfx, ghes->estatus);
> >
> > That code layout is just ghastly. Please, if it can't be done nicely
> > in 80-cols then simply exceed the 80 cols.
>
> Just for printk, I think sometimes it may be helpful to put the "format"
> string at a new line in source code. Because it may be helpful to check
> whether the resulting string from printk fits 80 cols.
No. please reconsider why all other persons don't do that.
It's beyond ugly.
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