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OneNAND: Add memory barrier
author
Kyungmin Park
<kyungmin.park@samsung.com>
Thu, 14 Jan 2010 01:48:29 +0000
(10:48 +0900)
committer
Kyungmin Park
<kyungmin.park@samsung.com>
Thu, 14 Jan 2010 01:48:29 +0000
(10:48 +0900)
Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
common/cmd_onenand.c
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diff --git
a/common/cmd_onenand.c
b/common/cmd_onenand.c
index
fb59a0f
..
67efbad
100644
(file)
--- a/
common/cmd_onenand.c
+++ b/
common/cmd_onenand.c
@@
-147,7
+147,8
@@
static int onenand_block_write(loff_t to, ssize_t len,
goto next;
}
-
+ /* FIXME why memory barrier is needed here */
+ __asm__ __volatile__ ("": : :"memory");
ops.datbuf = (u_char *) buf;
ops.len = thislen;
ops.retlen = 0;