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yaml
---
r: 139420
b: refs/heads/master
c: 14fa91c
h: refs/heads/master
v: v3
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Bartlomiej Zolnierkiewicz committed Mar 31, 2009
1 parent 6c23249 commit c0211a9
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Showing 2 changed files with 12 additions and 19 deletions.
2 changes: 1 addition & 1 deletion [refs]
Original file line number Diff line number Diff line change
@@ -1,2 +1,2 @@
---
refs/heads/master: 4a3d8cf48c7baf3439aed06c847cd4562adfc468
refs/heads/master: 14fa91ccbafa02a71cfb53f9c830b8c0c65119d0
29 changes: 11 additions & 18 deletions trunk/drivers/ide/ide-cd.c
Original file line number Diff line number Diff line change
Expand Up @@ -4,7 +4,7 @@
* Copyright (C) 1994-1996 Scott Snyder <snyder@fnald0.fnal.gov>
* Copyright (C) 1996-1998 Erik Andersen <andersee@debian.org>
* Copyright (C) 1998-2000 Jens Axboe <axboe@suse.de>
* Copyright (C) 2005, 2007 Bartlomiej Zolnierkiewicz
* Copyright (C) 2005, 2007-2009 Bartlomiej Zolnierkiewicz
*
* May be copied or modified under the terms of the GNU General Public
* License. See linux/COPYING for more information.
Expand Down Expand Up @@ -711,22 +711,8 @@ static ide_startstop_t cdrom_newpc_intr(ide_drive_t *drive)
while (thislen > 0) {
int blen = min_t(int, thislen, cmd->nleft);

if (cmd->nleft == 0) {
if (blk_fs_request(rq) && !write)
/*
* If the buffers are full, pipe the rest into
* oblivion.
*/
ide_pad_transfer(drive, 0, thislen);
else {
printk(KERN_ERR PFX "%s: confused, missing data\n",
drive->name);
blk_dump_rq_flags(rq, rq_data_dir(rq)
? "cdrom_newpc_intr, write"
: "cdrom_newpc_intr, read");
}
if (cmd->nleft == 0)
break;
}

ide_pio_bytes(drive, cmd, write, blen);
cmd->last_xfer_len += blen;
Expand All @@ -739,8 +725,15 @@ static ide_startstop_t cdrom_newpc_intr(ide_drive_t *drive)
}

/* pad, if necessary */
if (!blk_fs_request(rq) && len > 0)
ide_pad_transfer(drive, write, len);
if (len > 0) {
if (blk_fs_request(rq) == 0 || write == 0)
ide_pad_transfer(drive, write, len);
else {
printk(KERN_ERR PFX "%s: confused, missing data\n",
drive->name);
blk_dump_rq_flags(rq, "cdrom_newpc_intr");
}
}

if (blk_pc_request(rq)) {
timeout = rq->timeout;
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