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authorMike Frysinger <vapier@gentoo.org>2009-06-02 08:46:35 +0000
committerMike Frysinger <vapier@gentoo.org>2009-06-12 06:12:00 -0400
commitf1db88d2a7f1c92284e64f5dbb5c7a316a22576d (patch)
tree887c2b756d2b3a916b63daeff180ad59653deace /arch/blackfin
parent595d681f2c0610223bbe79189b0896f1b8c24f8a (diff)
downloadlinux-2.6.34-ux500-f1db88d2a7f1c92284e64f5dbb5c7a316a22576d.tar.gz
Blackfin: document the lsl variants of the L1 allocator
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@gentoo.org>
Diffstat (limited to 'arch/blackfin')
-rw-r--r--arch/blackfin/mm/sram-alloc.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/arch/blackfin/mm/sram-alloc.c b/arch/blackfin/mm/sram-alloc.c
index fa54a4ee3d6..0bc3c4ef0aa 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;