From: roel kluin <roel.kluin@gmail.com>
To: Matthew Wilcox <matthew@wil.cx>, just.for.lkml@googlemail.com
Cc: nick.cheng@areca.com.tw,
Andrew Morton <akpm@linux-foundation.org>,
LKML <linux-kernel@vger.kernel.org>,
James.Bottomley@suse.de, linux-scsi@vger.kernel.org
Subject: Re: [PATCH] [SCSI] arcmsr: &/| confusion in arcmsr_build_ccb()
Date: Sat, 01 Jan 2011 19:40:23 +0100 [thread overview]
Message-ID: <4D1F7517.7080803@gmail.com> (raw)
In-Reply-To: <20110101170854.GB32652@parisc-linux.org>
Make sure no other command which does a write, such as UNMAP and WRITE_32, is missed.
Signed-off-by: Roel Kluin <roel.kluin@gmail.com>
---
drivers/scsi/arcmsr/arcmsr_hba.c | 2 +-
1 files changed, 1 insertions(+), 1 deletions(-)
If you agree this is the right fix, please ack.
diff --git a/drivers/scsi/arcmsr/arcmsr_hba.c b/drivers/scsi/arcmsr/arcmsr_hba.c
index 17e3df4..a5acedc 100644
--- a/drivers/scsi/arcmsr/arcmsr_hba.c
+++ b/drivers/scsi/arcmsr/arcmsr_hba.c
@@ -1171,7 +1171,7 @@ static int arcmsr_build_ccb(struct AdapterControlBlock *acb,
arcmsr_cdb->msgPages = arccdbsize/0x100 + (arccdbsize % 0x100 ? 1 : 0);
if ( arccdbsize > 256)
arcmsr_cdb->Flags |= ARCMSR_CDB_FLAG_SGL_BSIZE;
- if (pcmd->cmnd[0]|WRITE_6 || pcmd->cmnd[0]|WRITE_10 || pcmd->cmnd[0]|WRITE_12 ){
+ if (pcmd->sc_data_direction == DMA_TO_DEVICE)
arcmsr_cdb->Flags |= ARCMSR_CDB_FLAG_WRITE;
}
ccb->arc_cdb_size = arccdbsize;
next prev parent reply other threads:[~2011-01-01 18:40 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-01-01 16:45 [PATCH] [SCSI] arcmsr: &/| confusion in arcmsr_build_ccb() roel kluin
2011-01-01 17:08 ` Matthew Wilcox
2011-01-01 17:28 ` Torsten Kaiser
2011-01-01 17:28 ` Torsten Kaiser
2011-01-01 23:34 ` Matthew Wilcox
2011-01-01 18:40 ` roel kluin [this message]
2011-01-03 2:35 ` NickCheng
2011-01-03 2:35 ` NickCheng
2011-01-03 5:22 ` Torsten Kaiser
2011-01-03 16:43 ` James Bottomley
2011-01-01 17:12 ` Torsten Kaiser
2011-01-01 17:12 ` Torsten Kaiser
2011-01-06 9:32 ` Fix the issue of system hangup after commands timeout on ARC-1200(Type_B controller) NickCheng
2011-01-06 9:32 ` NickCheng
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