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>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

diff --git a/mm/slob.c b/mm/slob.c
index 03cce3d3d986346106e725c3848ec7505fe7d847..77786be032e08d64e385ef6b00ce60185ec5049d 100644 (file)
--- a/mm/slob.c
+++ b/mm/slob.c
@@ -298,7 +298,8 @@ struct kmem_cache *kmem_cache_create(const char *name, size_t size,
                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;
 }