Re: [PATCH] slob: handle SLAB_PANIC flag

["Akinobu Mita" <akinobu.mita@gmail.com>]

2007/4/9, Matt Mackall <mpm@selenic.com>:

> > Index: 2.6-mm/mm/slob.c
> > ===================================================================
> > --- 2.6-mm.orig/mm/slob.c
> > +++ 2.6-mm/mm/slob.c
> > @@ -298,6 +298,9 @@ struct kmem_cache *kmem_cache_create(con
> >               c->align = (flags & SLAB_MUST_HWCACHE_ALIGN) ? SLOB_ALIGN : 0;
> >               if (c->align < align)
> >                       c->align = align;
> > +     } else {
> > +             if (flags & SLAB_PANIC)
> > +                     panic("Cannot create slab cache %s\n", name);
> >       }
>
> I think this would be more canonical:
>
> } else if (..)
>    panic();

Thanks, the patch updated.

From: Akinobu Mita <akinobu.mita@gmail.com>
Subject: [PATCH] slob: handle SLAB_PANIC flag

kmem_cache_create() for slob doesn't handle SLAB_PANIC.

Signed-off-by: Matt Mackall <mpm@selenic.com>
Signed-off-by: Akinobu Mita <akinobu.mita@gmail.com>

---
mm/slob.c |    3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)

Index: 2.6-mm/mm/slob.c
===================================================================
--- 2.6-mm.orig/mm/slob.c
+++ 2.6-mm/mm/slob.c
@@ -298,7 +298,8 @@ struct kmem_cache *kmem_cache_create(con
		c->align = (flags & SLAB_MUST_HWCACHE_ALIGN) ? SLOB_ALIGN : 0;
		if (c->align < align)
			c->align = align;
-	}
+	} else if (flags & SLAB_PANIC)
+		panic("Cannot create slab cache %s\n", name);

	return c;
}
-
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