From: Dan Carpenter <dan.carpenter@oracle.com>
To: Mike Marciniszyn <infinipath-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org>
Cc: Doug Ledford <dledford-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>,
Sean Hefty <sean.hefty-ral2JQCrhuEAvxtiuMwx3w@public.gmane.org>,
Hal Rosenstock
<hal.rosenstock-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>,
Greg Kroah-Hartman
<gregkh-hQyY1W1yCW8ekmWlsbkhG0B+6BGkLq7r@public.gmane.org>,
linux-rdma-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
devel-gWbeCf7V1WCQmaza687I9mD2FQJk+8+b@public.gmane.org,
kernel-janitors-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
Subject: [patch] IB/hfi1: mask vs shift confusion
Date: Wed, 16 Sep 2015 16:03:45 +0000 [thread overview]
Message-ID: <20150916160345.GE9735@mwanda> (raw)
We are shifting by the _MASK macros instead of the _SHIFT ones.
Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
diff --git a/drivers/staging/rdma/hfi1/sdma.c b/drivers/staging/rdma/hfi1/sdma.c
index a8c903c..3a457d2 100644
--- a/drivers/staging/rdma/hfi1/sdma.c
+++ b/drivers/staging/rdma/hfi1/sdma.c
@@ -1848,7 +1848,7 @@ static void dump_sdma_state(struct sdma_engine *sde)
dd_dev_err(sde->dd,
"\taidx: %u amode: %u alen: %u\n",
(u8)((desc[1] & SDMA_DESC1_HEADER_INDEX_SMASK)
- >> SDMA_DESC1_HEADER_INDEX_MASK),
+ >> SDMA_DESC1_HEADER_INDEX_SHIFT),
(u8)((desc[1] & SDMA_DESC1_HEADER_MODE_SMASK)
>> SDMA_DESC1_HEADER_MODE_SHIFT),
(u8)((desc[1] & SDMA_DESC1_HEADER_DWS_SMASK)
@@ -1926,7 +1926,7 @@ void sdma_seqfile_dump_sde(struct seq_file *s, struct sdma_engine *sde)
if (desc[0] & SDMA_DESC0_FIRST_DESC_FLAG)
seq_printf(s, "\t\tahgidx: %u ahgmode: %u\n",
(u8)((desc[1] & SDMA_DESC1_HEADER_INDEX_SMASK)
- >> SDMA_DESC1_HEADER_INDEX_MASK),
+ >> SDMA_DESC1_HEADER_INDEX_SHIFT),
(u8)((desc[1] & SDMA_DESC1_HEADER_MODE_SMASK)
>> SDMA_DESC1_HEADER_MODE_SHIFT));
head = (head + 1) & sde->sdma_mask;
reply other threads:[~2015-09-16 16:03 UTC|newest]
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