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| author | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2014-07-24 12:36:56 -0700 |
|---|---|---|
| committer | Dmitry Torokhov <dmitry.torokhov@gmail.com> | 2014-07-24 12:36:56 -0700 |
| commit | b9f12a5d97f652c77ef6803dccd0d40d1290f5be (patch) | |
| tree | 8f58c8620ffef0d350a5ec022feda492a96b179a /drivers/scsi/scsi_debug.c | |
| parent | 9d8dc3e529a19e427fd379118acd132520935c5d (diff) | |
| parent | 9a3c4145af32125c5ee39c0272662b47307a8323 (diff) | |
Merge tag 'v3.16-rc6' into next
Merge with mainline to bring in changes to MFD to allow merging
ipaq-micro-ts driver.
Diffstat (limited to 'drivers/scsi/scsi_debug.c')
| -rw-r--r-- | drivers/scsi/scsi_debug.c | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/scsi/scsi_debug.c b/drivers/scsi/scsi_debug.c index f3e9cc038d1..1328a262107 100644 --- a/drivers/scsi/scsi_debug.c +++ b/drivers/scsi/scsi_debug.c @@ -130,6 +130,7 @@ static const char * scsi_debug_version_date = "20100324"; #define SCSI_DEBUG_OPT_DIF_ERR 32 #define SCSI_DEBUG_OPT_DIX_ERR 64 #define SCSI_DEBUG_OPT_MAC_TIMEOUT 128 +#define SCSI_DEBUG_OPT_SHORT_TRANSFER 256 /* When "every_nth" > 0 then modulo "every_nth" commands: * - a no response is simulated if SCSI_DEBUG_OPT_TIMEOUT is set * - a RECOVERED_ERROR is simulated on successful read and write @@ -3583,6 +3584,7 @@ int scsi_debug_queuecommand_lck(struct scsi_cmnd *SCpnt, done_funct_t done) int inj_transport = 0; int inj_dif = 0; int inj_dix = 0; + int inj_short = 0; int delay_override = 0; int unmap = 0; @@ -3628,6 +3630,8 @@ int scsi_debug_queuecommand_lck(struct scsi_cmnd *SCpnt, done_funct_t done) inj_dif = 1; /* to reads and writes below */ else if (SCSI_DEBUG_OPT_DIX_ERR & scsi_debug_opts) inj_dix = 1; /* to reads and writes below */ + else if (SCSI_DEBUG_OPT_SHORT_TRANSFER & scsi_debug_opts) + inj_short = 1; } if (devip->wlun) { @@ -3744,6 +3748,10 @@ read: if (scsi_debug_fake_rw) break; get_data_transfer_info(cmd, &lba, &num, &ei_lba); + + if (inj_short) + num /= 2; + errsts = resp_read(SCpnt, lba, num, devip, ei_lba); if (inj_recovered && (0 == errsts)) { mk_sense_buffer(devip, RECOVERED_ERROR, |