From: Baoquan He <bhe@xxxxxxxxxx>
Subject: slab: clean up the code comment in slab kmem_cache struct
In 3b0efdfa1e7 ("mm, sl[aou]b: Extract common fields from struct
kmem_cache") the variable 'obj_size' was moved above, however the related
code comment is not updated accordingly. Do it here.
Link: http://lkml.kernel.org/r/20180603032402.27526-1-bhe@xxxxxxxxxx
Signed-off-by: Baoquan He <bhe@xxxxxxxxxx>
Reviewed-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
Acked-by: Christoph Lameter <cl@xxxxxxxxx>
Cc: Pekka Enberg <penberg@xxxxxxxxxx>
Cc: David Rientjes <rientjes@xxxxxxxxxx>
Cc: Joonsoo Kim <iamjoonsoo.kim@xxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
include/linux/slab_def.h | 7 ++++---
1 file changed, 4 insertions(+), 3 deletions(-)
diff -puN include/linux/slab_def.h~slab-clean-up-the-code-comment-in-slab-kmem_cache-struct include/linux/slab_def.h
--- a/include/linux/slab_def.h~slab-clean-up-the-code-comment-in-slab-kmem_cache-struct
+++ a/include/linux/slab_def.h
@@ -67,9 +67,10 @@ struct kmem_cache {
/*
* If debugging is enabled, then the allocator can add additional
- * fields and/or padding to every object. size contains the total
- * object size including these internal fields, the following two
- * variables contain the offset to the user object and its size.
+ * fields and/or padding to every object. 'size' contains the total
+ * object size including these internal fields, while 'obj_offset'
+ * and 'object_size' contain the offset to the user object and its
+ * size.
*/
int obj_offset;
#endif /* CONFIG_DEBUG_SLAB */
_
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