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From: | Anthony Liguori |
Subject: | Re: [Qemu-devel] [PATCH] scsi-generic: correct 6-bytes commands transfer length |
Date: | Mon, 22 Sep 2008 10:29:47 -0500 |
User-agent: | Thunderbird 2.0.0.16 (X11/20080723) |
Laurent Vivier wrote:
According to SCSI documentation, for 6 bytes commands (READ(6), WRITE(6)), if transfer length is 0 it specifies 256 blocks. Signed-off-by: Laurent Vivier <address@hidden>
Applied. Thanks. Regards, Anthony Liguori
--- hw/scsi-generic.c | 3 +++ 1 file changed, 3 insertions(+) Index: qemu/hw/scsi-generic.c =================================================================== --- qemu.orig/hw/scsi-generic.c 2008-09-22 10:47:07.000000000 +0200 +++ qemu/hw/scsi-generic.c 2008-09-22 14:32:22.000000000 +0200 @@ -352,6 +352,9 @@ static int scsi_length(uint8_t *cmd, int case 0: *len = cmd[4]; *cmdlen = 6; + /* length 0 means 256 blocks */ + if (*len == 0) + *len = 256; break; case 1: case 2:
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