mirror of
https://github.com/archlinuxarm/PKGBUILDs.git
synced 2025-01-17 23:34:07 +00:00
32 lines
911 B
Diff
32 lines
911 B
Diff
--- ./lib/qpxtransport/qpx_transport.cpp 2008-05-01 01:11:36.000000000 +0200
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+++ ./lib/qpxtransport/qpx_transport.cpp2 2008-05-01 01:11:54.000000000 +0200
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@@ -14,6 +14,7 @@
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int sense2str(int err, char* str);
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#if defined(__unix) || defined(__unix__)
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+#include <limits.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <unistd.h>
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@@ -211,6 +211,21 @@
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#define KERNEL_BROKEN 0
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if (use_sg_io)
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{
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+ /* see linux-2.6.23/block/scsi_ioctl.c:36 */
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+ static const unsigned char scsi_command_size[8] =
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+ {
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+ 6, 10, 10, 12,
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+ 16, 12, 10, 10
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+ };
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+ char cmdsize, opcode;
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+
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+ opcode = cgc.cmd[0];
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+ /* see linux-2.6.23/include/scsi/scsi.h:25 */
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+ cmdsize = scsi_command_size[((opcode) >> 5) & 7];
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+ if ((sg_io.cmd_len > 0) && (sg_io.cmd_len < cmdsize)) {
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+ sg_io.cmd_len = cmdsize;
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+ }
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+
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sg_io.dxferp = buf;
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sg_io.dxfer_len = sz;
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sg_io.dxfer_direction = use_sg_io[dir];
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