[PATCH 53/62] Blackfin: document the lsl variants of the L1 allocator

[Mike Frysinger]

Make sure the meaning of "lsl" is covered somewhere and it is clear why we
somewhat duplicate the sram alloc/free functions.

Signed-off-by: Mike Frysinger <vapier@xxxxxxxxxx>
---
 arch/blackfin/mm/sram-alloc.c |    4 ++++
 1 files changed, 4 insertions(+), 0 deletions(-)

diff --git a/arch/blackfin/mm/sram-alloc.c b/arch/blackfin/mm/sram-alloc.c
index fa54a4e..0bc3c4e 100644
--- a/arch/blackfin/mm/sram-alloc.c
+++ b/arch/blackfin/mm/sram-alloc.c
@@ -743,6 +743,10 @@ found:
 }
 EXPORT_SYMBOL(sram_free_with_lsl);
 
+/* Allocate memory and keep in L1 SRAM List (lsl) so that the resources are
+ * tracked.  These are designed for userspace so that when a process exits,
+ * we can safely reap their resources.
+ */
 void *sram_alloc_with_lsl(size_t size, unsigned long flags)
 {
 	void *addr = NULL;
-- 
1.6.3.1

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